CN103491926A

CN103491926A - Medical port, nutrient container employing same, and nutrient supply set

Info

Publication number: CN103491926A
Application number: CN201180070095.9A
Authority: CN
Inventors: 冲山忠; 堤大辅; 上原康贤
Original assignee: JMS Co Ltd
Current assignee: JMS Co Ltd
Priority date: 2011-04-14
Filing date: 2011-04-14
Publication date: 2014-01-01
Anticipated expiration: 2031-04-14
Also published as: JP5920340B2; SG194470A1; KR101799138B1; WO2012140768A1; CN103491926B; KR20140013046A; JPWO2012140768A1

Abstract

A medical port according to the present invention is fixed to a container body part of a nutrient container and allows communication between the inside and outside of the container body part. The medical port comprises a port body part (22); a thin film (16) attached to the port body part, for blocking the flow of liquid inside the container body part to outside the nutrient container; a flow path opening member (19) which is attached to an attachment part (21) of the port body part; and a connection-maintaining member (19e) which can maintain a state of connection with a connector. The flow path opening member comprises a communication part (19a) which includes a piercing part (194) and a flow path for enabling a liquid which fills the container body part to flow to outside the nutrient container, and a cylindrical part (19b), and the flow path opening member (19) can adopt a first state of attachment and a second state of attachment with respect to the attachment part (21).

Description

Medical port, the nutritional supplement container that uses this Medical port and nutrient feeding assembly

Technical field

The present invention relates to be fixed in nutritional supplement container container body section, can make the Medical port of the inside and outside connection of container body section, this Medical port be fixed in to container body section and the nutritional supplement container and the nutrient feeding assembly that obtain.

Background technology

The patient is thrown in to the method for nutrition or medicament as per os ground not, be known to enteral nutrition therapy and intravenous nutrition therapy.In the enteral nutrition therapy, via the nasal cavity from the patient lead to stomach or duodenal pipe (being commonly referred to as " through nasal tube ") or be inserted into the stomach fistulation that forms at patient's abdominal part (technology that will form the stomach fistulation is called " Percutaneous Endoscopic Gastrostomy ": the pipe Ponsky method) (being commonly referred to as " PEG pipe "), throw in the fraction (being commonly referred to as " enteric nutrient ") such as nutrient, liquid food or medicament.In addition, in the intravenous nutrition therapy, via the infusion pipeline in the vein that is inserted into the patient (liquor charging loop), throw in the fraction (being commonly referred to as " transfusion ") of nutritional labelings such as containing glucose or medicine component.

In Figure 15, show the summary pie graph of an example of the enteral nutrition assembly that enteral nutrition therapy in the past adopts.In the container body 101 of nutritional supplement container 100, be filled with nutrient.The oral area 102 flowed out at the nutrient that makes container body 101 is equipped with thin film (not shown), and container body 101 is interior airtight.When in body, throwing in nutrient, plastics connecting needle 104 is thrust to the lid 105 of installing at oral area and above-mentioned thin film is punctured.Thus, can be by the Guan Xiangti be connected with connecting needle 104, carrying nutrient.

In Figure 16, show the summary pie graph of an example of the infusion set that intravenous nutrition therapy in the past adopts.In the bag main body 111 of bag 110, be filled with the fraction that contains nutritional labeling or medicine component.When in body, throwing in fraction, make connecting needle 114 puncture connecting needles mouths 113.Thus, can be by carrying fraction (with reference to patent documentation 1) in the Guan Xiangti be connected with connecting needle 114.

The prior art document

Patent documentation

Patent documentation 1: TOHKEMY 2000-176023 communique

Summary of the invention

Invent problem to be solved

As described above, in enteral nutrition therapy in the past, with the intravenous nutrition therapy similarly, sometimes adopt by making connecting needle that front end is sharp keen thrust connecting object to the maneuver of carrying nutrient in body.Therefore, puncture connecting needle 114 on 105 can covered.In this situation, connecting needle 114 connects and cover 105 and thin film, the inside of arrival oral area 102.But, if carry out such mistake, connect, should be supplied to vein to the meetings such as the nutrient mistake of stomach or intestinal supply, malpractice likely occurs.

The present invention solves the problem that above-mentioned mistake connects, and, a kind of Medical port is provided, uses nutritional supplement container and the nutrient feeding assembly of this Medical port, can provide and can wholesomely carry out the nutritional supplement container of the supply of the fraction such as nutrient with shirtsleeve operation.

Solve the means of problem

Medical port of the present invention, the container body section of being fixed in nutritional supplement container, can make the inside and outside connection of said vesse main part,

Above-mentioned Medical port comprises:

Port body section, this port body section comprises top part, side wall portion and installation portion, above-mentioned top part is fixed under the state of said vesse main part in container body section at above-mentioned Medical port, above-mentioned side wall portion is configured in interarea side of above-mentioned top part and is fixed to above-mentioned container body section, above-mentioned installation portion comprises tube, and this tube is contrary with above-mentioned side wall portion side one side-prominent and have a through hole that the space that surrounds with above-mentioned side wall portion is communicated with to above-mentioned top part;

Thin film, be installed on above-mentioned port body section, under above-mentioned Medical port is fixed in the state of said vesse main part, be configured on the extended line of the above-mentioned through hole in the said vesse main part, the outflow by the fraction in the said vesse main part outside above-mentioned nutritional supplement container is blocked;

Stream is opened parts, is installed on above-mentioned installation portion; And

Connect maintaining part, be arranged at above-mentioned port body section or above-mentioned stream and open parts, can keep and connecting portion between connection status,

Above-mentioned stream is opened parts and is comprised interconnecting part and cylindrical portion, the stream that comprise above-mentioned interconnecting part the puncture section that can puncture above-mentioned thin film and the fraction that can make to fill in the said vesse main part flow out outside above-mentioned nutritional supplement container, above-mentioned cylindrical portion and above-mentioned interconnecting part integrated and be configured in above-mentioned interconnecting part around

Above-mentioned stream is opened parts can obtain the 1st installment state and the 2nd installment state with respect to above-mentioned installation portion,

Under above-mentioned the 1st installment state, though with the front end of above-mentioned puncture section remain on above-mentioned thin film, do not join or with the join mode of the position that above-mentioned thin film do not pushed of above-mentioned thin film, keep above-mentioned stream to open the installment state of parts to above-mentioned installation portion,

Under above-mentioned the 2nd installment state, to keep above-mentioned thin film by the mode of the state that above-mentioned puncture section destroys, the outer peripheral face of the inner peripheral surface of above-mentioned cylindrical portion and above-mentioned tube joins, keep above-mentioned stream to open the installment state of parts to above-mentioned installation portion.

Nutritional supplement container of the present invention comprises: the container body section that comprises flexible bag-shaped parts and the Medical port of the present invention that is fixed in the said vesse main part.

Nutrient feeding assembly of the present invention comprises nutritional supplement container of the present invention and liquor charging loop, this liquor charging loop comprises connecting portion and liquid pushing tube, this connecting portion has and can be connected the holding section of maintaining part engaging with above-mentioned Medical port above-mentioned, and this liquid pushing tube is connected with above-mentioned connecting portion.

The invention effect

According to the present invention, solved the mistake connectivity problem that the liquor charging loop adopted is connected to nutritional supplement container by mistake in the intravenous nutrition therapy, and, a kind of Medical port can be provided, use nutritional supplement container and the nutrient feeding assembly of this Medical port, can provide and can wholesomely carry out the nutritional supplement container of the supply of the fraction such as nutrient with shirtsleeve operation.

The accompanying drawing explanation

Fig. 1 is the front view of an example that the nutritional supplement container of embodiment 1 is shown.

Fig. 2 A is the amplification stereogram of an example that the Medical port of the present invention of the nutritional supplement container shown in pie graph 1 is shown.

Fig. 2 B is the top view of the Medical port shown in Fig. 2 A.

Fig. 2 C is the upward view of the Medical port shown in Fig. 2 A.

Fig. 2 D is the side view of the Medical port shown in Fig. 2 A.

Fig. 2 E is other side views of the Medical port shown in Fig. 2 A.

Fig. 2 F is the profile of the Medical port shown in Fig. 2 A.

Fig. 2 G is the partial enlarged drawing of the Medical port shown in Fig. 2 F.

Fig. 2 H is another routine partial enlarged drawing of explanation Medical port of the present invention.

Fig. 3 A is the sectional axonometric drawing that the stream of the Medical port shown in key diagram 2A is opened parts.

Fig. 3 B is the upward view that the stream shown in Fig. 3 A is opened parts.

Fig. 3 C is another routine sectional axonometric drawing that the explanation stream is opened parts.

Fig. 3 D is another routine sectional axonometric drawing that the explanation stream is opened parts.

Fig. 3 E is another routine sectional axonometric drawing that the explanation stream is opened parts.

Fig. 3 F is another routine sectional axonometric drawing that the explanation stream is opened parts.

Fig. 3 G is another routine sectional axonometric drawing that the explanation stream is opened parts.

Fig. 4 A is the profile that explanation is about to the Medical port shown in Fig. 2 A is connected the state in liquor charging loop.

Fig. 4 B be explanation the Medical port to shown in Fig. 2 A install the liquor charging loop midway, by stream open parts by film destruction the profile of state.

Fig. 4 C be explanation the Medical port to shown in Fig. 2 A install the liquor charging loop midway, the protuberance of Medical port is inserted into the profile of the state in the insertion section of connecting portion in liquor charging loop fully.

Fig. 4 D is the partial enlarged drawing of Fig. 4 C.

Fig. 5 A is the axonometric chart of an example of the connecting portion that is connected with the Medical port shown in Fig. 2 A.

Fig. 5 B is the top view of the connecting portion shown in Fig. 5 A.

Fig. 5 C is the upward view of the connecting portion shown in Fig. 5 A.

Fig. 5 D is the side view of the connecting portion shown in Fig. 5 A.

Fig. 5 E is other side views of the connecting portion shown in Fig. 5 A.

Fig. 6 is the partial perspective view of an example that the nutritional supplement container of embodiment 2 is shown.

Fig. 7 A is the amplification stereogram of an example that the Medical port of the present invention of the nutritional supplement container shown in pie graph 6 is shown.

Fig. 7 B is the top view of the Medical port shown in Fig. 7 A.

Fig. 7 C is the upward view of the Medical port shown in Fig. 7 A.

Fig. 7 D is the side view of the Medical port shown in Fig. 7 A.

Fig. 7 E is other side views of the Medical port shown in Fig. 7 A.

Fig. 7 F is the profile of the Medical port shown in Fig. 7 A.

Fig. 8 A is the local amplification profile schematic diagram of the Medical port shown in Fig. 7 A.

Fig. 8 B is the local amplification profile of the Medical port shown in Fig. 7 A.

Fig. 9 A is the sectional axonometric drawing that the stream of the Medical port shown in key diagram 7A is opened parts.

Fig. 9 B is the upward view that the stream shown in Fig. 9 A is opened parts.

Figure 10 A be illustrate by the stream of the Medical port shown in Fig. 7 A open parts by film destruction the profile of state.

Figure 10 B illustrates the profile that the state midway in liquor charging loop is installed to the Medical port shown in Figure 10 A.

Figure 11 A is the profile of an example that the Medical port of embodiment 3 is shown.

Figure 11 B is the local amplification profile schematic diagram of the Medical port shown in Figure 11 A.

Figure 12 is the front view of an example that the nutritional supplement container of embodiment 4 is shown.

Figure 13 A is the axonometric chart that forms the protective cover of the nutritional supplement container shown in Figure 12.

Figure 13 B is the top view of the protective cover shown in Figure 13 A.

Figure 13 C is the upward view of the protective cover shown in Figure 13 A.

Figure 13 D is the side view of the protective cover shown in Figure 13 A.

Figure 13 E is other axonometric charts of the protective cover shown in Figure 13 A.

Figure 14 is another routine front view that nutritional supplement container of the present invention is shown.

Figure 15 is the summary pie graph of an example of the enteral nutrition assembly that adopts of enteral nutrition therapy in the past.

Figure 16 is the summary pie graph of an example of the infusion set that adopts of intravenous nutrition therapy in the past.

The specific embodiment

According to a preferred example of Medical port of the present invention, interconnecting part also comprises rib (rib), and tube also comprises and is formed at inner circumferential surface endless groove that can chimeric above-mentioned rib.By rib and chimeric the 1st installment state that keeps of endless groove.

A preferred example according to Medical port of the present invention, be made as the 1st rib by above-mentioned rib, and interconnecting part also comprises the 2nd rib, and the 2nd rib is configured in the position further from puncture section than above-mentioned the 1st rib.According to a preferred example of such Medical port of the present invention, not only by the 2nd rib and chimeric the 2nd installment state that keeps of endless groove, can also vibration when chimeric confirm to become the 2nd installment state by the 2nd rib and endless groove, be therefore preferred.In addition, by the only simple operations such to its axial push by interconnecting part, can be set to the 2nd installment state from the 1st installment state, be preferred.

A preferred example according to Medical port of the present invention, when above-mentioned tube is made as to the 1st tube, port body section also comprises the 2nd tube, the 2nd tube configures in the mode that the 1st tube is surrounded, and contrary with above-mentioned side wall portion side one side-prominent to top part, and, at the outer peripheral face of the 2nd tube, form the lines rib.In addition, when above-mentioned cylindrical portion is made as to the 1st cylindrical portion, stream is opened parts and is also comprised the 2nd cylindrical portion, the 2nd cylindrical portion configures in the mode that the 1st cylindrical portion is surrounded, and be configured in the outside of the 2nd tube, the upper surface portion of opening parts from stream is side-prominent to port body section, and, at the inner peripheral surface formation lines groove of the 2nd cylindrical portion.The length direction of lines rib is and the axial identical direction of the 2nd tube that the lines rib inserts the lines groove slidably.According to a preferred example of such Medical port of the present invention, the lines rib inserts the lines groove, therefore can prevent that stream from opening parts around its central shaft rotation.Therefore, be easy to carry out stream is opened to operation that parts are pressed into to film side and the attended operation of connecting portion and Medical port.

A preferred example according to Medical port of the present invention, when above-mentioned tube is made as to the 1st tube, port body section also comprises the 2nd tube, the 2nd tube configures in the mode that the 1st tube is surrounded, and contrary with above-mentioned side wall portion side one side-prominent to top part, and, at the outer peripheral face of the 2nd tube, form the lines groove.In addition, when cylindrical portion is made as to the 1st cylindrical portion, stream is opened parts and is also comprised the 2nd cylindrical portion, the 2nd cylindrical portion configures in the mode that the 1st cylindrical portion is surrounded, and be configured in the outside of the 2nd tube, the upper surface portion of opening parts from stream is side-prominent to port body section, and, at the inner peripheral surface formation lines rib of the 2nd tube.The length direction of lines groove is and the axial identical direction of the 2nd tube that the lines rib inserts the lines groove slidably.According to a preferred example of such Medical port of the present invention, the lines rib inserts the lines groove, so can prevent that stream from opening parts around its central shaft rotation.Therefore, be easy to carry out stream is opened to operation that parts are pressed into to film side and the attended operation of connecting portion and Medical port.

A preferred example according to Medical port of the present invention, when tube is made as to the 1st tube, port body section also comprises the 2nd tube, the 2nd tube configures in the mode that the 1st tube is surrounded, and contrary with above-mentioned side wall portion side one side-prominent to top part, and, at the leading section of the 2nd tube, form the 1st hook portion.In addition, when cylindrical portion is made as to the 1st cylindrical portion, stream is opened parts and is also comprised the 2nd cylindrical portion, the 2nd cylindrical portion configures in the mode that the 1st cylindrical portion is surrounded, and be configured in the outside of the 2nd tube, the upper surface portion of opening parts from stream is side-prominent to port body section, and, form the 2nd hook portion that can engage with the 1st hook portion at the leading section of the 2nd cylindrical portion.Interconnecting part also is included in the external screw thread that its outer peripheral face forms.The 1st tube also be included in that inner circumferential surface forms and can with the female thread of the external thread spiro fastening of interconnecting part.Under the 1st installment state, externally threaded screw togather start side end with the joining with external screw thread face in opposite directions of face in opposite directions of female thread and female thread, and, the 2nd hook portion with the 1st hook portion, compare be configured in above-mentioned top part near.According to a preferred example of such Medical port of the present invention, by make stream open parts around the rotation of its central shaft, make external screw thread and the such simple operations of internal screw-thread screw, can be set to the 2nd installment state from the 1st installment state, be preferred.In addition, under the 2nd installment state, stream is opened parts and is rotated several weeks around central shaft, and the screw thread mountain is embedded in thread groove, keeps the 2nd installment state so stable.And then, do not rotated such action if do not make stream open parts around its central shaft, can't be set to the 2nd installment state from the 1st installment state, therefore when not wishing, interconnecting part is applied to the probability that external force, the thin film section of being punctured punctures low, be preferred.

According to a preferred example of Medical port of the present invention, interconnecting part also is included in the external screw thread that its outer peripheral face forms.Tube also be included in that inner circumferential surface forms and can with the female thread of external thread spiro fastening.Under the 1st installment state, the externally threaded beginning side that screws togather that starts side and female thread that screws togather screws togather, if, so that do not make stream open the rightabout rotation of parts around the direction of the outside screw thread of its central shaft and internal screw-thread screw, stream can't be opened to parts and pull down from tube.According to a preferred example of such Medical port of the present invention, by make stream open parts around the rotation of its central shaft, make external screw thread and the such simple operations of internal screw-thread screw, can be set to the 2nd installment state from the 1st installment state, be preferred.In addition, under the 2nd installment state, stream open parts around its central shaft rotate several weeks, the screw thread mountain is embedded in thread groove, keeps the 2nd installment state so stable.And then, do not rotated such action if do not make stream open parts around its central shaft, can't be set to the 2nd installment state from the 1st installment state, therefore when not wishing, interconnecting part is applied to the probability that external force, the thin film section of being punctured punctures low, be preferred.

Interconnecting part comprises a plurality of streams, and is formed with a plurality of holes at the end face of the side contrary with film side of interconnecting part.For example, preferably, interconnecting part comprises protuberance in the end of a side contrary with film side, is formed with the hole of a part that forms each stream at this protuberance.Form a plurality of holes at above-mentioned end face and also can say 1 hole is divided into to a plurality of apertures, become the structure that is difficult to insert the connecting needle that front end is sharp keen in hole.Like this, if interconnecting part is to be difficult to connecting needle that front end is sharp keen to insert the structure in interconnecting part, can solves more reliably specially and to thrust by the connecting needle that front end is sharp keen the nutritional supplement container that connecting object uses liquor charging loop mistake from fraction to the intravenous nutrition therapy of carrying in body used with the enteral nutrition therapy and be connected such mistake connectivity problem.

According to a preferred example of Medical port of the present invention, interconnecting part comprises ，Gai next door, next door and configures and be configured to than the close film side of protuberance the space of the extending direction in each hole is separated mutually.In this situation, with the profile of interconnecting part, be for example that roughly columned situation is compared, the quality of interconnecting part is light, and the shaping that stream is opened parts is easy, is therefore preferred.

A preferred example according to Medical port of the present invention, also possess protective cover, and this protective cover is opened parts by the stream of the 1st installment state and covered, and comprise can with the holding section that is connected maintaining part and engages.In this situation, can prevent from that flow path is opened parts when not wishing to apply external force.Therefore, can prevent when not wishing flow path open parts apply external force, stream open parts to container body section side shifting, due to container body section side shifting stream open the interconnecting part of parts and thin film punctured to such situation.

(embodiment 1)

In embodiment 1, utilize Fig. 1～Fig. 5 E, an example of Medical port of the present invention and an example of using the nutritional supplement container of the present invention of this Medical port are described.

Fig. 1 is the front view of an example that the nutritional supplement container of present embodiment is shown.Fig. 2 A is the amplification stereogram of an example of Medical port 13 that the present embodiment of the nutritional supplement container shown in pie graph 1 is shown, Fig. 2 B is the top view of Medical port 13, Fig. 2 C is the upward view of Medical port 13, Fig. 2 D is the side view of Medical port 13, Fig. 2 E is other side views of Medical port 13, Fig. 2 F is the profile of Medical port 13, and Fig. 2 G is the partial enlarged drawing of the Medical port 13 shown in Fig. 2 F.

In addition, for the convenience illustrated, in the situation that being opened to parts 19, the stream shown in Fig. 2 A～Fig. 2 H describes, as shown in Fig. 2 A etc., if opening the parallel direction of the central shaft 19n of parts 19 with stream is Z axis, if with the Z axis quadrature, long axis direction top part 17 be X-axis, establishing with the direction of Z axis and X-axis quadrature is Y-axis.Z-direction is called " above-below direction ", the arrow side of Z axis (being the paper upside of Fig. 2 A) is called to " upside " or " front ", its opposition side (being the paper downside of Fig. 2 A) is called to " downside " or " base end side ".

As shown in Figure 1, nutritional supplement container 10 possesses: container body section 11, the flexible bag-shaped parts 29 that comprise flat; Fraction (not shown), be filled in container body section 11, contains nutrient; And Medical port 13, be fixed to the lower end of container body section 11.On the top of flexible bag-shaped parts 29, be provided with for nutritional supplement container 10 being hung on to the hanging portion 28 of support etc.

Container body section 11 for example by by 2

soft resin sheet

16a, 16b is overlapping and their outer peripheral edges are sealed to (heat bonding) mutually forms.The reference marks 2 of Fig. 1 means the heat-sealing zone (part of adding some points in Fig. 1) of two soft resin sheet 16a, 16b.Medical port 13 is clipped between

soft resin sheet

16a, 16b, is fixed in container body section 11.Medical port 13 by for example under the state be configured between

soft resin sheet

16a, 16b by 2 heat-sealings of the heat-sealing of

soft resin sheet

16a, 16b zone, thereby can be integrated with

soft resin sheet

16a, 16b.

Soft resin sheet 16a, 16b are not particularly limited, the known soft resin sheet in the past that for example can use medical flexible container to adopt.Particularly, such as enumerating the single-layer sheet that formed by vinyl chloride resin, polyethylene, ethylene-vinyl acetate copolymer, polyester, polybutadiene, polypropylene, polyamide, ethylene-methyl acrylate copolymer etc. or above-mentioned single-layer sheet is stacked more than 2 layers and the lamination sheets obtained.As the concrete layer structure of lamination sheets, such as enumerating nylon/polyethylene, nylon/polypropylene, polyethylene terephthalate/polyethylene, polyethylene terephthalate/polypropylene, polypropylene, polyethylene, nylon/polypropylene, polyethylene etc.Perhaps, can be also lamination sheets that the different laminated resin of the same race of grade (grade) (such as film build method, mechanical property or composition etc.) is obtained (such as biaxial stretched polypropylene (OPP)/without extended polypropylene (CPP) etc.).The surface of the side be heat-sealed preferably for example, consists of the material with easy heat sealability (polypropylene).The thickness of soft resin sheet 16a, 16b is not particularly limited, and is for example 0.1mm～0.6mm left and right.If soft resin sheet 16a, 16b have light transmission (or translucence) owing to can identifying from the outside the fraction in flexible bag-shaped parts 29 thereby being preferred.More preferably, soft resin sheet 16a, 16b are transparent.

In the situation that container body section 11 is formed by for example hard material, along with the fraction in the 11 interior fillings of container body section flows out from medical port one 3, pressure decreased in container body section 11, but the bag-shaped parts of container body section 11 are in the situation of the flexible bag-shaped parts 29 that formed by soft materials such as soft resin sheets, outflow along with fraction, flexible bag-shaped parts 29 distortion, the outflow of fraction continues.

As shown in Fig. 2 A～Fig. 2 G, the stream that Medical port 13 comprises port body section 22 and is installed on port body section 22 is opened parts 19.Stream is opened parts 19 and is formed separately and is installed on port body section 22 with port body section 22.

As shown in Fig. 2 A～Fig. 2 G, the port body section 22 of Medical port 13 comprises base portion 20 and the installation portion 21 that stream is opened parts 19 is installed.Base portion 20 possesses top part 17 and side wall portion 18, and top part 17 comprises the face parallel with the XY face, and side wall portion 18 is parallel to Z axis and upright the setting from an interarea of top part 17 towards downside, and can be fixed in the 11(of container body section with reference to Fig. 1) inner face.Therefore,, there is for example space 20a(cylindraceous surrounded by side wall portion 18 in the downside of comparing with top part 17 (side contrary with installation portion 21) in port body section 22 with reference to Fig. 2 F).At Medical port 13, be fixed under the state of container body section 11, space 20a is communicated with container body section 11 is interior.As shown in Figure 1, be fixed in the 11(of container body section with reference to Fig. 1 at Medical port 13) state under, installation portion 21 and stream are opened the configured in one piece of parts 19 outside container body section 11, and at least 1 partial configuration of port body section 22 is in container body section 11.

As shown in Figure 2 F, installation portion 21 comprises from top part 17 to upside (side contrary with side wall portion 18 sides of top part 17) outstanding tube 21a and the 2nd tube 21b.The 2nd tube 21b be configured in the 1st tube 21a around, and, leave and configure from the 1st tube 21a.The 1st tube 21a has along the vertical direction the through hole 21e that (thickness direction) connects top part 17, and through hole 21e is communicated with the space 20a of through hole 21e downside.In addition, single-point line 151 is central shafts of the 1st tube 21a and the 2nd tube 21b, with stream, opens the central shaft 19n(of parts 19 with reference to Fig. 2 A) consistent.In the example shown in Fig. 2 A～Fig. 2 F, single-point line 151 and top part 17 quadratures.

Near the inner face upside of the 1st tube 21a, be formed with and can open the 1st rib 198 of interconnecting part 19a of parts 19 and the 2nd rib 199(with reference to Fig. 4 A with stream described later) chimeric endless groove 211.

As shown in Fig. 2 A and Fig. 2 D～Fig. 2 G, at the outer peripheral face of the 2nd tube 21b, be formed with 1 couple of lines rib 21c.A pair of lines rib 21c is with respect to central shaft 151 symmetries of the 2nd tube 21b.The length direction of each lines rib 21c is the direction identical with the central axis direction of the 2nd tube 21b.On the other hand, as shown in Fig. 2 F and Fig. 2 G, open the inner peripheral surface of the 2nd cylindrical portion 19c of parts 19 at stream described later, be formed with 1 couple of lines groove 190a that above-mentioned 1 couple of lines rib 21c can be accommodated slidably, the part that each lines groove 190a accommodates each lines rib 21c.Therefore, can prevent stream open parts 19 around its central shaft 19n(with reference to Fig. 2 A) rotation.Therefore, make locking projection 197(with reference to Fig. 2 D, Fig. 2 E) be embedded in liquor charging described later loop 27(with reference to Fig. 5 A etc.) the locking recess 321g(of connecting portion 25 with reference to Fig. 5 A), make claw 19e and connecting portion 25 engage wall 321d engaging the time rotary manipulation that carries out be easy to carry out.

Above-mentioned 1 couple of lines rib 21c and the 1 couple of lines groove 190a also as stream open parts 19 to top part 17 side shiftings the time guiding device performance function.

In addition, according to the Medical port shown in Fig. 2 A～Fig. 2 G, the 2nd tube 21b has lines rib 21c, the 2nd cylindrical portion 19c has lines groove 190a, but according to another example of Medical port of the present invention, also can be as shown in Fig. 2 H, the 2nd tube 21b has 1 couple of lines groove 21d at its outer peripheral face, the 2nd cylindrical portion 19c side face within it has 1 couple of lines rib 190b, and each lines rib 190b inserts each lines groove 21d slidably.

As shown in Figure 2 C, the shape of the outer peripheral face 18a of the side wall portion 18 of seeing along Z-direction, space 20a is surrounded is roughly rhombus, and the width at the directions X both ends of this almost diamond narrows down gradually towards front end respectively.Therefore, side wall portion 18 use are being formed to 2 soft

resin sheet material

16a, 16b(of container body sections 11 with reference to Fig. 1) clamping, while by heat-sealing, Medical port 13 being fixed in to

soft resin sheet

16a, 16b,

soft resin sheet

16a, 16b each other fluid-tight engagement position, and the position of

soft resin sheet

16a, 16b and side wall portion 18 fluid-tight engagement between border, the situation that poor sealing occurs is inhibited, and is preferred.

As shown in Fig. 2 F, Fig. 2 G and Fig. 2 H, at the face of the space-oriented 20a of the lower surface 17a(of top part 17 top part 17), the thin film 16 that the circulation of the fraction between through hole 21e and space 20a is blocked is installed.Therefore, even as shown in Figure 1, the Medical port 13 of nutritional supplement container 10 is downward, the fraction in nutritional supplement container 10 can not spill from nutritional supplement container 10 yet.Thin film 16, therefore is configured on the extended line of through hole 21e in the lower surface 17a of top part 17 due to the sticky note of the mode so that through hole 21e is stopped up.

As the material of thin film 16, such as can enumerate stacked film that aluminium foil, paper and aluminium foil form, contain the resin-phase contained with base portion 20 with the resin molding etc. of resin.Above-mentioned resin molding can be monofilm, any in the stacked films that a plurality of layer forms.Particularly, from guaranteeing the viewpoint of thermally welded thin film 16 with respect to the high adhesiveness of the base portion 20 of port body section 22, the face preferably joined with port body section 22 contain the resin-phase contained with port body section 22 with the resin molding of resin.Thin film 16 can be any in transparent, translucent, opaque, and in Fig. 2 C, for ease of understanding, thin film 16 has been added to point, and (Fig. 7 C etc. too.）。

Suitably select the adhering method of thin film 16 to port body section 22 according to the material of thin film 16 and the material of port body section 22 etc.

As shown in Fig. 2 F～Fig. 2 H, Fig. 3 A and Fig. 3 B, the stream of Medical port 13 is opened parts 19 and comprised: a part is inserted into interconnecting part 19a, the 1st cylindrical portion 19b, the 2nd cylindrical portion 19c, upper surface portion 19d, the 1 couple of claw 19e in through hole 21e.As shown in Fig. 2 D and Fig. 2 E, the 1 couple of claw 19e is for example outstanding from the outer peripheral face outward direction (direction parallel with the XY face) of upper surface portion 19d, and be located at the 2nd cylindrical portion 19c around.The opposing face of the face of top part 17 sides of 1 couple of claw 19e and the lateral surface (upper surface) of upper surface portion 19d are positioned at same plane.The 1 couple of claw 19e with top part 17 face in opposite directions, comprising can be with liquor charging described later loop 27(with reference to Fig. 4 A etc.) the locking recess 321g(of connecting portion 25 with reference to Fig. 5 A) chimeric locking projection 197(is with reference to Fig. 2 D and Fig. 2 E).That is, 1 couple of claw 19e is as keeping with liquor charging described later loop 27(with reference to Fig. 5 B etc.) connecting portion 25 between being connected maintaining part of connection status and bring into play function.

The 1st cylindrical portion 19b and the 2nd cylindrical portion 19c are by this arranged in order around interconnecting part 19a, and the 1st cylindrical portion 19b leaves and configures from interconnecting part 19a, and the 2nd cylindrical portion 19c leaves and configures from the 1st cylindrical portion 19b.Single-point line 151 is central shafts (with reference to Fig. 2 F) of the 1st tube 21a, but also consistent with the central shaft of interconnecting part 19a, the 1st cylindrical portion 19b and the 2nd cylindrical portion 19c.

Interconnecting part 19a, the 1st cylindrical portion 19b and the 2nd cylindrical portion 19c link mutually by upper surface portion 19d.Therefore, stream is opened parts 19 under the 2nd installment state, even the inner peripheral surface of the 1st cylindrical portion 19b with the outer peripheral face fluid-tight engagement of the 1st tube 21a, with it match the puncture section 194 by interconnecting part 19a thereby thin film 16 is destroyed and is filled in the 11(of container body section with reference to Fig. 1) in fraction flow into stream and open parts 19 sides, fraction can not opened the stream 211e(of interconnecting part 19a of parts 19 with reference to Fig. 3 e from stream yet) position in addition leaks.

As shown in Figure 3A, interconnecting part 19a comprises protuberance 191 in the end of a side contrary with puncture section 194 sides.The flat shape of protuberance 191 is circular, and protuberance 191 is more outstanding to upside (side contrary with the 1st cylindrical portion 19b of upper surface portion 19d) than upper surface portion 19d, inserts connecting portion 25(described later with reference to Fig. 4 A etc.) inside.Protuberance 191 is formed with a plurality of holes 192 that connect on its thickness direction.

In addition, as shown in Figure 3A, interconnecting part 19a has the space of thin film 16 sides (through hole 21e) is divided into to a plurality of a plurality of next doors 193 at the downside of comparing with protuberance 191 (approaching a side of thin film 16) (with reference to Fig. 2 F etc.).Next door 193 is configured to, and the space (through hole 21e) of the extending direction in each hole 192 is separated mutually.Therefore, for by liquor charging loop 27(with reference to Fig. 4 A etc.) connecting portion 25 be connected with Medical port 13 and with connecting portion 25, stream opened to parts 19 and be pressed into thin film 16 sides, while by puncture section 194, thin film 16 being punctured, by having, a plurality of next doors 193 form, to port main part 22(base portion 20) the open a plurality of spaces 196 of space 20a and a plurality of hole 192(with reference to Fig. 3 B), as a plurality of stream 211e(of the fraction that can make in container body section 11 to fill (to the direction (with reference to Fig. 3 A) of arrow X) outflow to nutritional supplement container outside with reference to Fig. 3 B) and performance function.Stream shown in Fig. 3 A and Fig. 3 B is opened in parts 19, has 4 next doors 193, therefore has 4 streams.193 edges, 4 next doors, circumferentially with equal angles configuration and mutually integrated, therefore, such as shown in Figure 3 B, roughly are cross in the outer shape of stream being opened to division body that parts 19 are seen when bottom surface side is observed, that consist of a plurality of next doors 193.

Stream is opened the interconnecting part 19a of parts 19, and the side that approaches thin film 16 in its axial (Z-direction) both ends has puncture section 194.The front end of puncture section 194 is sharp-pointed, for puncturing the degree of thin film 16.In the example shown in Fig. 3 A and Fig. 3 B, a plurality of next doors 193 have respectively the front end convergence towards 195，Ge inclined plane, inclined plane 195 film side to interconnecting part 19a of the front end inclination of the film side of interconnecting part 19a, the puncture section 194 that formation can puncture thin film 16.

As shown in Figure 3A, each next door 193 is included in the 1st rib 198 and the 2nd rib 199 that its sidepiece forms.That is, the 1st rib 198 and the 2nd rib 199 are formed at the inner peripheral surface face in opposite directions with the 1st tube of interconnecting part 19a.A plurality of the 1st ribs 198 leave the distance of regulation from the thin film 16 side front ends of interconnecting part 19a, and along the single circumference centered by the point of the regulation on central shaft 151 and configure.A plurality of the 2nd ribs 199 are compared with a plurality of the 1st ribs 198 from the front end of thin film 16 sides of interconnecting part 19a and are further left, along other the single circumference centered by the point of the miscellaneous stipulations on central shaft 151 and configure.

The state that the 1st rib 198 is embedded in endless groove 211 has been shown in Fig. 4 A, the state that the 2nd rib 199 is embedded in endless groove 211 has been shown in Fig. 4 B.

Material beyond the thin film 16 of Medical port 13 is not particularly limited, but the material than

soft resin sheet

16a, 16b is hard, such as enumerating polyethylene (PE), polypropylene (PP), polyformaldehyde (POM), polyethylene terephthalate (PET), Merlon (PC) etc.

Then, utilize Fig. 5 A～Fig. 5 E, an example of the connecting portion be connected with Medical port is described.

Fig. 5 A means the axonometric chart that the summary of an example of the connecting portion 25 be connected with Medical port of the present invention forms, Fig. 5 B is the top view of the connecting portion 25 shown in Fig. 5 A, Fig. 5 C is the upward view of the connecting portion 25 shown in Fig. 5 A, Fig. 5 D is the side view of the connecting portion 25 shown in Fig. 5 A, and Fig. 5 E is other side views of the connecting portion 25 shown in Fig. 6 A.

As shown in Fig. 5 A～Fig. 5 E, the connecting portion 25 of former (gynetype) comprises insertion section 33, liquid pushing tube connecting portion 30, blade of a sword section 32 and handle part 31.Connecting portion 25 is connected by the Medical port 13 of the oral area 12 with being installed on container body section 11, can by container body section 11 with the flexible liquid pushing tube 26(is connected with connecting portion 25 with reference to Fig. 4 A～Fig. 4 C etc.) the inner chamber connection.Single-point line 150 is central shafts of insertion section 33 and liquid pushing tube connecting portion 30, at connecting portion 25, is connected under the state of Medical port 13, consistent with the central shaft 19n that central shaft 151 and the stream of the 1st tube 21a are opened parts 19.In Fig. 5 A, the direction of establishing central shaft 150 is above-below direction, and the paper upside of Fig. 5 A (side be connected with Medical port) is called to " upside ", and the paper downside is called to " downside ".

Connecting portion 25 integral body roughly have barrel shape, near insertion section 33 its upper end has large-diameter portion 33a, this large-diameter portion 33a has protuberance 191(with Medical port 13 with reference to Fig. 3 A etc.) maximum outside diameter equate or slightly little internal diameter, downside at large-diameter portion 33a has minor diameter part 33b, this minor diameter part 33b have than stream open the protuberance 191(of parts 19 with reference to Fig. 4 A etc.) external diameter and the little internal diameter of internal diameter of large-diameter portion 33a.The internal diameter of large-diameter portion 33a equates due to the maximum outside diameter with protuberance 191 or is slightly little, so be pressed into the protuberance 191 of Medical port 13 in the insertion section 33 to connecting portion 25 and under state that connecting portion 25 is connected with Medical port 13, the inner peripheral surface fluid-tight engagement of the outer peripheral face of protuberance 191 and large-diameter portion 33a.Thereby the leakage ground that fraction can not occur reliably is connected Medical port 13 with connecting portion 25 (with reference to Fig. 4 D).

And as shown in Figure 5A, the insertion section 33 of connecting portion 25 is by having large-diameter portion 33a and minor diameter part 33b, thereby has jump face 33c between large-diameter portion 33a and minor diameter part 33b.This jump face 33c is when connecting portion 25 is connected to Medical port 13 and the end face 191a of protuberance 191 join (with reference to Fig. 4 D).

At the downside of comparing with minor diameter part 33b, be provided with roughly liquid pushing tube connecting portion 30 cylindraceous.

Around large-diameter portion 33a and its upside, be formed with a pair of blade of a sword section 32.A pair of blade of a sword section 32 is with respect to central shaft 150 symmetries.Blade of a sword section 32 has circular-arc wall 321 and transition part 322, circular-arc wall 321 is roughly along the barrel surface of axle centered by central shaft 150, and transition part 322 extends and the lower end of circular-arc wall 321 is connected with the upper end of large-diameter portion 33a on the direction perpendicular to central shaft 151.

As shown in Fig. 5 A and Fig. 5 B, the shape of circular-arc wall 321 by the inner peripheral surface relative from central shaft 151 different, and comprise by regional 321a, engage regional 321b, non-by regional 321c.As shown in Figure 5 B, the inner peripheral surface by regional 321a is the part of the barrel surface of diameter DF21, and the non-inner peripheral surface by regional 321c is diameter DF23(DF23<DF21) the part of barrel surface.By regional 321a with non-by between regional 321c engage the zone 321b, have in the top with by the upper end by regional 321a with the non-mode be connected by the upper end of regional 321c at week upwardly extending engaging wall 321d, as the holding section that can engage with the claw 19e of Medical port 13.The inner peripheral surface relative with central shaft 150 of engaging wall 321d is diameter DF22(DF22<DF21) the part of barrel surface.Engage regional 321b by possessing engaging wall 321d, thereby sink for concavity in the zone between engaging wall 321d and transition part 322.That is, engaging wall 321d compares relatively and radially retreats from central shaft 150 with engaging wall 321d with the zone between transition part 322, forms recess 321e.With respect to engaging non-the pass through regional 321c of regional 321b in the adjacency that makes progress in week, with respect to recess 321e, relatively to central shaft 151 directions, give prominence to and formation protuberance 321f.At the non-lower surface by regional 321c side of engaging wall 321d (face of recess 321e side, towards the face of transition part 322), be formed with that to cave in be the locking recess 321g of concavity.In transition part 322 with engage wall 321d part in opposite directions, be formed with the through hole 220(that connects with reference to Fig. 5 C on the thickness direction of transition part 322), but also can not form through hole 220.

In addition, as shown in Figure 5A, around insertion section 33, be formed with from insertion section 33 the outstanding a pair of handle part 31 of outer peripheral face outward direction (with the direction of central shaft 150 quadratures).Be sticked in the 32(of blade of a sword section with reference to Fig. 5 A etc. at the claw 19e in order to make Medical port 13) and during the rotary manipulation that carries out, grip this pair of handle part 31 and be rotated operation.

Then, the method for attachment of connecting portion 25 to Medical port 13 is described.

Fig. 4 A illustrates the state that the liquor charging loop 27 that comprises connecting portion 25 and the flexible liquid pushing tube 26 that is connected in connecting portion 25 soon will be connected Medical port 13, Fig. 4 B illustrate that 27 pairs, liquor charging loop Medical port 13 connected midway, the destroyed state of thin film 16, the protuberance 191 that Fig. 4 C illustrates Medical port 13 is fully inserted into the insertion section 33(of connecting portion 25 with reference to Fig. 5 A) in state.

As shown in Figure 4 A, at connecting portion 25 and stream, open under the state before parts 19 are connected, the 1st rib 198 is embedded in endless groove 211, though the front-end configuration of puncture section 194 is in the position (the 1st installment state) that with thin film 16, does not join or join and thin film 16 is not pushed with thin film 16.

As shown in Fig. 4 B and Fig. 4 C, if on one side protuberance 191 being pressed into to the interior one side of connecting portion 25 opens parts 19 by stream and is pressed into thin film 16 sides, the chimeric releasing between the 1st rib 198 and endless groove 211, stream is opened parts 19 and is pressed into thin film 16 sides, chimeric with the 2nd rib 199 and endless groove 211.That is,, by the operation for connecting portion 25 is connected with Medical port 13, stream is opened parts 19 to container body section 11 side shiftings.Under this state, thin film 16 is punctured section 194 and destroys, and, the outer peripheral face fluid-tight engagement of the inner peripheral surface of the 1st cartridge 19b and the 1st tube 21a.Therefore, stream is opened parts 19 with respect to port body section 22, the mode of leakage not to occur and be mounted (the 2nd installment state).In addition, as shown in Figure 4 D, the large-diameter portion 33a fluid-tight engagement of the outer peripheral face 191b of protuberance 191 and connecting portion 25.

As shown in Figure 4 C, preferably, when with the 2nd rib 199, being embedded in endless groove 211, the end face of at least one party in the 1st cylindrical portion 19b and the 2nd cylindrical portion 19c is connected to top part 17.In this situation, at least one party of the end face 192c of the end face 192b of the 1st cylindrical portion 19b and the 2nd cylindrical portion is connected to top part 17, thus the movement of restriction interconnecting part 19a.Therefore, by interconnecting part 19a is entered until at least one party of the end face 192c of the end face 192b of the 1st cylindrical portion 19b and the 2nd cylindrical portion 19c is connected to the such simple operations of top part 17 to thin film 16 side pressures, can make 199 pairs of endless grooves 211 of the 2nd rib reliably chimeric from but preferred.

Then, if handle part 31 is controlled, with respect to Medical port 13, is further made connecting portion 25 around its central shaft rotation, follow the rotation of connecting portion 25, locking projection 197(is with reference to Fig. 2 E etc.) while the face 321h of transition part 322 sides that are pressed against engaging wall 321d, on this face 321h, slide, then be embedded in and lock recess 321g(with reference to Fig. 5 A).Chimeric by between locking projection 197 and locking recess 321g, the state that can stably keep connecting portion 25 to be connected with Medical port 13.

At connecting portion 25, because the locking recess 321g with taking in locking projection 197 is provided with protuberance 321f(adjacently with reference to Fig. 5 A), if so the locking projection 197 of Medical port 13 is entered in locking recess 321g until claw 19e(with reference to Fig. 2 E etc.) be connected to protuberance 321f and moved, can by claw 19e with engage wall 321d and engage reliably.

In addition, preferably, the claw 19e by making Medical port 13 and the protuberance 321f butt of connecting portion 25, the rotation of 25 pairs of Medical ports 13 of restriction connecting portion.Thus, by making 25 pairs of Medical ports of connecting portion 13 rotation until rotation is restricted such simple operations, can by claw 19e with engage wall 321d and engage reliably.

In addition, Medical port 13 can be undertaken by various known configurations with the maintenance be connected between connecting portion 25, and claw 19e(that also can be by the locking projection that comprises Medical port 13 197 as connecting maintaining part is with reference to Fig. 3 E etc.), with the locking recess 321g that comprises connecting portion 25 engage wall 321d(with reference to Fig. 8 A) between engaging method in addition carry out.In addition, in present embodiment, the connection maintaining part is arranged at stream and opens parts 19, but also can be located at port body section 22.

About connecting portion 25, there is the viewpoint of the connection workability of 26 pairs of connecting portions 25 of flexible liquid pushing tube from raising, the hardness of measuring based on JIS-K7202 is R40～R140, more preferably R50～R100 preferably.

Open the form of parts 19 about stream, be not limited to the form shown in Fig. 3 A and Fig. 3 B.For example, also can be such as shown in Figure 3 C, stream is opened parts 19 and is had 3 holes 192 at protuberance 191, than protuberance 191, more by film side, has 3 next doors 193, has 3 streams.

Also can be such as shown in Figure 3 D, stream is opened parts 19 and is had 2 holes 192 at protuberance 191, than protuberance 191, more by film side, has 1 next door 193, has 2 streams.

Also can be as shown in Fig. 3 E～Fig. 3 G, the interconnecting part 19a that stream is opened parts 19 is roughly cylindric, have 2～4 holes 192, thereby its inner chamber is split into 2～4, has 2～4 streams.In this situation, the 1st rib 198 and the 2nd rib 199 are formed at face in opposite directions of interconnecting part 19a and inner peripheral surface the 1st tube, are the outer peripheral face of interconnecting part 19a.

In addition, in present embodiment, Medical port 13 also can not possess the 2nd tube 21b and the 2nd cylindrical portion 19c.

(embodiment 2)

Then, utilize Fig. 6～Figure 11 B, another example of Medical port of the present invention and another example of having used the nutritional supplement container of the present invention of this Medical port are described.

Fig. 6 is the front view of an example of the nutritional supplement container 10 of present embodiment.Fig. 7 A means the amplification stereogram of an example of Medical port 43 of the present embodiment of the nutritional supplement container shown in pie graph 6, Fig. 7 B is the top view of Medical port 43, Fig. 7 C is the upward view of Medical port 43, Fig. 7 D is the side view of Medical port 43, Fig. 7 E is other side views of Medical port 43, and Fig. 7 F is the profile of the Medical port shown in Fig. 2 A.Fig. 8 A is the local amplification profile schematic diagram of Medical port 43, Fig. 8 B is the local amplification profile of Medical port 43, Fig. 9 A is the sectional axonometric drawing that the stream of explanation Medical port 43 is opened parts 19, and Fig. 9 B is the upward view that the stream shown in Fig. 9 A is opened parts 19.

As shown in Fig. 6～Fig. 8 B, the Medical port 43 of present embodiment and nutritional supplement container 10, except stream is opened the maintenance structure difference of parts 19 with respect to the 1st tube 21a, adopt the structure identical with the Medical port of embodiment 1 and nutritional supplement container 10, same parts are added to identical unit number and the description thereof will be omitted.In addition, the liquor charging loop 27 shown in Figure 10 B also adopts the identical structure in liquor charging loop 27 be connected with Medical port with embodiment 1.In addition, Fig. 8 A is profile, but, for ease of understanding, does not add hacures.

As shown in Fig. 9 A and Fig. 9 B, in present embodiment, the interconnecting part 19a that stream is opened parts 19 is included in the external screw thread 200 that its outer peripheral face (interconnecting part 19a with inner peripheral surface the 1st tube 21a face in opposite directions) forms.As shown in Fig. 9 A and Fig. 9 B, each one of external screw thread 200 is formed on 193 side, next door (with the inner peripheral surface face in opposite directions of the 1st tube 21a), so external screw thread 200 is discontinuous.On the other hand, as shown in Fig. 7 F etc., the 1st tube 21a comprises and is formed on female thread 212 inner circumferential surface, that can screw togather with external screw thread 200.And the 2nd tube 21b is included in the 1st hook portion 211b that its leading section forms, the 2nd cylindrical portion 19c is included in the 2nd hook portion 191c that its leading section forms.

As shown in Fig. 7 F, under the 1st installment state, as thin film 16 is not punctured section 194, do not puncture, external screw thread 200 can with female thread 212 is chimeric can be not chimeric yet.But as shown in Figure 8 A, screwing togather of external screw thread 200 starts starting joining with external screw thread 200 face 212a in opposite directions of side with female thread 212 face 200a and screwing togather of for example female thread 212 in opposite directions of side end.Thus, if do not make stream open parts 19, centered by its central shaft, do not rotate, even flow path is opened parts 19 and applied to thin film 16 sides and press such power, conflict with face 212a by face 200a, can prevent that stream from opening parts 19 and being pressed into thin film 16 sides yet.If do not make stream open parts 19, with respect to the 1st tube 21a, centered by its central shaft, do not rotate, thin film 16 19a of section that can not be connected punctures.

In addition, as shown in Fig. 8 A and Fig. 8 B, the 2nd hook portion 191c compares with the 1st hook portion 211b, and more close top part 17(is with reference to Fig. 9 A) and configure, if the 2nd hook portion 191c does not cross the 1st hook portion 211b, stream can not be opened to parts 19 and pull down from installation portion 21.When the 1st installment state, the 2nd hook portion 191c can be limited to the 1st hook portion 211b.

If making the stream of the 1st installment state open parts 19 rotates, external screw thread 200 and female thread 212 is screwed togather around its central shaft, such as shown in Figure 10 A, puncture section 194 by interconnecting part 19a punctures thin film 16, can make at the 11(of container body section with reference to Fig. 6) in the fraction of filling through a plurality of streams, outside nutritional supplement container, flow out.Simultaneously, due to the outer peripheral face fluid-tight engagement of inner peripheral surface and the first tube 21a of the 1st cylindrical portion 19b, so stream is opened parts 19 with respect to port body section 22, the mode of leakage not to occur and be mounted (the 2nd installment state).

As shown in Figure 10 B, the protuberance 191 of opening parts 19 at the stream by the 2nd installment state be pressed into the connecting portion 25 in liquor charging loop 27 interior after, if handle part 31 is controlled, with respect to Medical port 43, is made connecting portion 25 around its central shaft rotation, be accompanied by the rotation of connecting portion 25, locking projection 197(is with reference to Fig. 7 D, Fig. 7 E etc.) while the face 321h that is pressed against transition part 322 sides that engage wall 321d, on this face 321h, slide, then be embedded in locking recess 321g(with reference to Fig. 5 A).Chimeric by between locking projection 197 and locking recess 321g, the state that can stably keep connecting portion 25 to be connected with Medical port 43.

(embodiment 3)

Then, utilize Figure 11 A and Figure 11 B, another example of Medical port of the present invention and another example of having used the nutritional supplement container of the present invention of this Medical port are described.

Figure 11 A means the profile of an example of the Medical port of present embodiment, and Figure 11 B is the local amplification profile schematic diagram of the Medical port shown in Figure 11 A.As shown in Figure 11 A and Figure 11 B, opening parts 19 except stream does not possess the 2nd cylindrical portion and installation portion and does not possess the 2nd tube, adopt the structure identical with the Medical port of embodiment 2, to the additional identical unit number of same parts and the description thereof will be omitted.

In Figure 11 A and Figure 11 B, show the Medical port 53 of the 1st installment state, but stream is opened parts 19 and is for example rotated more than 1 week around its central shaft, the beginning side that screws togather that starts side and female thread 212 that screws togather of external screw thread 200 screws togather, and an externally threaded part that screws togather the beginning side enters the thread groove of female thread 212.Therefore, if, along making external screw thread 200 be screwed together in the opposite direction of the direction of rotation of female thread 212, not making stream open parts 19 around its central shaft rotation, stream can not be opened to parts 19 and pull down (the 1st installment state) from the 1st tube (tube) 21a.

In addition, if do not make stream open parts 19 around the rotation of its central shaft, can the not be connected puncture section 194 of the 19a of section of thin film 16 punctures.

If making the stream of the 1st installment state open parts 19 rotates, external screw thread 200 and female thread 212 is further screwed togather around its central shaft, the be connected puncture section 194 of the 19a of section of thin film 16 punctures, and the fraction of filling in container body section 11 can flow out through a plurality of streams outside nutritional supplement container.Simultaneously, due to the outer peripheral face fluid-tight engagement of inner peripheral surface and the 1st tube (tube) 21a of the 1st cylindrical portion (cylindrical portion) 19b, so stream is opened parts 19 with respect to port body section 22, the mode of leakage not to occur and be mounted (the 2nd installment state).

(embodiment 4)

Then, utilize Figure 12～Figure 13 E, another example of Medical port of the present invention and another example of having used the nutritional supplement container of the present invention of this Medical port are described.

Figure 12 is the front view of an example of the nutritional supplement container of present embodiment.As shown in figure 12; except being equipped with at Medical port 43 for protecting stream to open the protective cover 60 of parts 19; adopt the structure identical with the Medical port of embodiment 2 and nutritional supplement container, same parts are added to identical unit number and the description thereof will be omitted.

In present embodiment, by protective cover 60 protection streams, open parts 19, so can prevent that flow path is opened parts 19 when not wishing, apply external force.Therefore, can prevent that when not wishing flow path from opening that parts 19 apply that external force, stream open that parts 19 are entered to 11 side pressures of container body section, the interconnecting part 19a by being pressed into container body section 11 sides by thin film 16(with reference to Fig. 7 F etc.) puncture.

Protective cover 60 is as shown in Figure 13 A～Figure 13 E; comprise stream is opened to the cover main body 61 that parts 19 cover and comprised the 1 pair blade of a sword section 62 of engaging wall 621d as holding section, this engaging wall 621d can be with the claw 19e(of Medical port 43 with reference to Fig. 7 D, Fig. 7 E etc.) engage.The engaging wall 621d employing structure identical with the engaging wall 321d of the blade of a sword section 32 of the connecting portion 25 shown in Fig. 5 A～Fig. 5 E of the blade of a sword section 62 of protective cover 60.

If from the lateral surface side of top part 17 protective cover 60 is covered so that in cover main body 61, take in stream open parts 19 and installation portion 21 and make protective cover 60 around its central shaft rotation, make Medical port 43 the locking projection 197(of claw 19e with reference to Fig. 3 E etc.) be embedded in the locking recess 621g in the non-lower surface by regional 621c side (faces of the recess 618 sides) formation of engaging wall 621d, can stably keep protective cover 60 to be installed in the state of Medical port 43.

The blade of a sword section 62 of protective cover 60 comprises circular-arc wall 621, protective cover 60 flow path being opened to parts 19, is Medical ports 13 of the 1st installment state while having carried out installation, and the end face of circular-arc wall 621 is connected to the top part 17 of Medical port 13.Therefore, the maintenance of the installment state of 60 pairs of Medical ports 13 of protective cover realizes stabilisation.

Protective cover 60 also can be installed the Medical port of embodiment 1～embodiment 3.

In the present embodiment, not only with embodiment 1～3, similarly can solve the liquor charging loop that the intravenous nutrition therapy adopts and be connected such mistake connectivity problem by mistake, can also wholesomely carry out the supply of the fraction such as nutrient with shirtsleeve operation.Only by by protective cover 60 from Medical port 43 pull down, to interconnecting part 19a apply make its power to thin film 16 side shiftings destroy thin film 16 and by liquor charging loop 27(with reference to Figure 10 B) be connected to Medical port 43(with reference to Figure 10 B), just can supply with fraction to the patient.

In addition, liquor charging loop 27 shown in Fig. 4 A etc. only illustrates the part of connecting portion 25 and flexible liquid pushing tube 26 for the ease of diagram, the liquor charging loop be connected with the Medical port of embodiment 1～4 also may further include: be used for pressing liquid pushing tube 26 and be adjusted in the flow regulator, drop cylinder of the flow of fraction mobile in liquid pushing tube 26, the component parts that can possess with the liquor charging loops that known enteral nutrition therapy adopted such as cover of the connecting portion be connected through nasal tube etc. that is fixed in the patient, this connecting portion in the past.

In addition, in the container body section 11 of the nutritional supplement container 10 shown in Fig. 1, Fig. 6, Figure 12, be filled with the fraction such as nutrient (not shown), but as shown in Figure 14, nutritional supplement container 40 can be also not fill the container of the sky of fraction in container body section 11.As shown in figure 14, the container body section 11 of nutritional supplement container 10 has peristome 23, and possesses peristome 23 crosscut on width, slide fastener (zip) 23a(that can make peristome 23 reversibly open and close are made again to open and close holding section freely.Also referred to as " zipper seal (Zipper Seal) ".）。Above peristome 23, can be provided with hanging portion (not shown).

Industrial applicibility

The present invention can provide the nutritional supplement container that is suitable for the enteral nutrition therapy Medical port, use the nutritional supplement container of this Medical port and comprise nutritional supplement container and the nutrient feeding assembly in liquor charging loop.

Symbol description

。

Claims

1. a Medical port, the container body section of being fixed in nutritional supplement container, can make the inside and outside connection of said vesse main part,

Above-mentioned Medical port comprises:

2. Medical port as claimed in claim 1,

Above-mentioned interconnecting part also comprises rib,

Above-mentioned tube also comprises and is formed at inner circumferential surface endless groove that can chimeric above-mentioned rib,

By above-mentioned rib and above-mentioned endless groove is chimeric keeps above-mentioned the 1st installment state.

3. Medical port as claimed in claim 2,

Above-mentioned rib is made as to the 1st rib,

Above-mentioned interconnecting part also comprises the 2nd rib, and the 2nd rib is configured in the position further from puncture section than above-mentioned the 1st rib,

By above-mentioned the 2nd rib and above-mentioned endless groove is chimeric keeps above-mentioned the 2nd installment state.

4. Medical port as described as any one in claim 1～3,

Above-mentioned tube is made as to the 1st tube,

Above-mentioned installation portion also comprises the 2nd tube, and the 2nd tube configures in the mode that above-mentioned the 1st tube is surrounded, and contrary with above-mentioned side wall portion side one side-prominent to above-mentioned top part, and, be formed with the lines rib at the outer peripheral face of the 2nd tube,

Above-mentioned cylindrical portion is made as to the 1st cylindrical portion,

Above-mentioned stream is opened parts and is also comprised the 2nd cylindrical portion, the 2nd cylindrical portion configures in the mode that above-mentioned the 1st cylindrical portion is surrounded, and be configured in the outside of the 2nd tube, the upper surface portion of opening parts from above-mentioned stream is side-prominent to above-mentioned port body section, and, inner peripheral surface in the 2nd cylindrical portion is formed with the lines groove

The length direction of above-mentioned lines rib is the axial identical direction with above-mentioned the 2nd tube,

Above-mentioned lines rib inserts above-mentioned lines groove slidably.

5. Medical port as described as any one in claim 1～3,

Above-mentioned tube is made as to the 1st tube,

Above-mentioned installation portion also comprises the 2nd tube, and the 2nd tube configures in the mode that above-mentioned the 1st tube is surrounded, and contrary with above-mentioned side wall portion side one side-prominent to above-mentioned top part, and, be formed with the lines groove at the outer peripheral face of the 2nd tube,

Above-mentioned cylindrical portion is made as to the 1st cylindrical portion,

Above-mentioned stream is opened parts and is also comprised the 2nd cylindrical portion, the 2nd cylindrical portion configures in the mode that above-mentioned the 1st cylindrical portion is surrounded, and be configured in the outside of the 2nd tube, the upper surface portion of opening parts from above-mentioned stream is side-prominent to above-mentioned port body section, and, inner peripheral surface at the 2nd tube is formed with the lines rib

The length direction of above-mentioned lines groove is the axial identical direction with above-mentioned the 2nd tube,

Above-mentioned lines rib inserts above-mentioned lines groove slidably.

6. Medical port as claimed in claim 1,

Above-mentioned tube is made as to the 1st tube,

Above-mentioned installation portion also comprises the 2nd tube, and the 2nd tube configures in the mode that above-mentioned the 1st tube is surrounded, and contrary with above-mentioned side wall portion side one side-prominent to above-mentioned top part, and, form the 1st hook portion at the leading section of the 2nd tube,

Above-mentioned cylindrical portion is made as to the 1st cylindrical portion,

Above-mentioned stream is opened parts and is also comprised the 2nd cylindrical portion, the 2nd cylindrical portion configures in the mode that above-mentioned the 1st cylindrical portion is surrounded, and be configured in the outside of the 2nd tube, the upper surface portion of opening parts from above-mentioned stream is side-prominent to above-mentioned port body section, and, leading section in the 2nd cylindrical portion is formed with the 2nd hook portion

Above-mentioned interconnecting part also is included in the external screw thread that its outer peripheral face forms,

Above-mentioned the 1st tube also be included in inner circumferential surface form can with the female thread of above-mentioned external thread spiro fastening,

Under above-mentioned the 1st installment state, above-mentioned externally threaded screw togather start side end with the joining with above-mentioned external screw thread face in opposite directions of face in opposite directions of above-mentioned female thread and above-mentioned female thread, and, above-mentioned the 2nd hook portion with above-mentioned the 1st hook portion, compare be configured in above-mentioned top part near.

7. Medical port as claimed in claim 1,

Above-mentioned tube also be included in that inner circumferential surface forms and can with the female thread of above-mentioned external thread spiro fastening,

Under above-mentioned the 1st installment state, the above-mentioned externally threaded beginning side that screws togather that starts side and above-mentioned female thread that screws togather screws togather, if, so that do not make above-mentioned stream open parts are upwards stated the direction of external screw thread and above-mentioned internal screw-thread screw rightabout rotation around its central shaft, above-mentioned stream can't be opened to parts and pull down from above-mentioned tube.

8. Medical port as described as any one in claim 1～7,

Above-mentioned interconnecting part comprises a plurality of streams, and is formed with the hole of a part that forms each stream at the end face of a side contrary with above-mentioned film side.

9. Medical port as described as any one in claim 1～8,

Above-mentioned interconnecting part comprises a plurality of streams, and be included in the protuberance of the end configuration of a side contrary with above-mentioned film side, be formed with the above-mentioned hole of a part that forms each stream at above-mentioned protuberance, above-mentioned interconnecting part comprises ，Gai next door, next door and configures and be configured to than the close above-mentioned film side of above-mentioned protuberance the space of the extending direction in each hole is separated mutually.

10. Medical port as described as any one in claim 1～9,

This Medical port also possesses protective cover, this protective cover by the above-mentioned stream of above-mentioned the 1st installment state open parts cover and comprise can with the above-mentioned holding section that is connected maintaining part engaging.

11. a nutritional supplement container comprises:

The container body section that comprises flexible bag-shaped parts; And

Be fixed in the Medical port that any one in the claim 1～10 of said vesse main part is put down in writing.

12. a nutrient feeding assembly comprises:

The nutritional supplement container that claim 11 is put down in writing, and

The liquor charging loop, this liquor charging loop comprises connecting portion and liquid pushing tube, and this connecting portion comprises and can be connected the holding section of maintaining part engaging with above-mentioned Medical port above-mentioned, and this liquid pushing tube is connected with above-mentioned connecting portion.