CN105903105B - Precise filtering infusion container - Google Patents
Precise filtering infusion container Download PDFInfo
- Publication number
- CN105903105B CN105903105B CN201510612325.XA CN201510612325A CN105903105B CN 105903105 B CN105903105 B CN 105903105B CN 201510612325 A CN201510612325 A CN 201510612325A CN 105903105 B CN105903105 B CN 105903105B
- Authority
- CN
- China
- Prior art keywords
- sealing
- cavity
- liquid medicine
- microfiltration
- infusion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/05—Containers specially adapted for medical or pharmaceutical purposes for collecting, storing or administering blood, plasma or medical fluids ; Infusion or perfusion containers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/32—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging two or more different materials which must be maintained separate prior to use in admixture
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Pharmacology & Pharmacy (AREA)
- Mechanical Engineering (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The invention discloses a precise filtering infusion container, which comprises a container body and a sealed cavity separated from the container body through a sealing device, wherein a liquid medicine filtering device and a sealed rubber plug are arranged in the sealed cavity, the liquid medicine filtering device comprises at least one liquid medicine filtering membrane, a liquid filtering cavity is formed between two opposite liquid medicine filtering membranes or between the liquid medicine filtering membrane and the inner wall of the sealed cavity, and at least one side wall of the liquid filtering cavity forms an infusion puncture position for the side where the sealed rubber plug is located. The precise filtering infusion container separates the container body and the sealed cavity through the sealing device, the liquid medicine is stored in the container body in a separated mode in a storage state or when the precise filtering infusion container is not used, the liquid medicine can enter the sealed cavity when the precise filtering infusion container is needed to be used, the infusion puncture position is located in the filtrate cavity, infusion is carried out through the infusion puncture position after the liquid medicine is filtered through the liquid medicine filtering membrane in the infusion process, the purity degree of the liquid medicine can be better guaranteed, and therefore higher infusion safety guarantee is provided for patients.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a precise filtering infusion container.
Background
Among the conventional treatment means, infusion therapy is one of the important means. However, a large amount of insoluble fine particles are present in the infusion solution, and the insoluble fine particles due to insufficient dissolution of the drug occupy a major portion.
The traditional transfusion container only provides the function of holding the liquid medicine and can not filter insoluble particles in the liquid medicine.
In the clinical application of the filtering infusion apparatus at the present stage, the problem of particles in the infusion is solved, and the common filtering infusion apparatus causes that the particles with partial critical filter hole size can also enter the human body through the filtering membrane due to certain height difference between the filtering membrane and the infusion container and larger liquid pressure. The condition that a plurality of groups of medicines are needed to be infused on the same infusion apparatus for a long time can also appear clinically. In the non-pyrogen transfusion reaction, the exceeding of the number of particles in the liquid medicine is an important factor causing the reaction, and the filtering function of a filter of a transfusion device used in the transfusion process is greatly weakened or lost due to the long-term use, and even becomes a pollution source increasing the particles. Meanwhile, different drug particles can stay on the filter screen, and the risk of mutual reaction is increased.
Disclosure of Invention
To solve the above problems, the present invention provides a microfiltration infusion container capable of filtering insoluble particles in an injection solution.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a microfiltration infusion container, includes the vessel and separates the seal chamber body through sealing device and vessel, be equipped with liquid medicine filter equipment and airtight plug in the seal chamber, liquid medicine filter equipment includes one at least liquid medicine filtration membrane, two is relative between the liquid medicine filtration membrane perhaps liquid medicine filtration membrane forms the filtrate chamber with seal chamber cavity inner wall, at least one lateral wall in filtrate chamber forms the infusion position of puncturing for airtight plug place side.
As further improvement of the technical scheme of the invention, the inner cavity of the sealed cavity is in a hollow cylindrical shape.
The sealing device is a releasable sealing block, the inner part of the main body of the sealing device is sunken, the outer part of the sealing device is contracted to form a tip end towards the far end, the far end vertex of the outer part of the releasable sealing block is connected with the inner wall of the sealing cavity, and the inner concave part of the releasable sealing block is connected with a shifting starting rod.
As further improvement of the technical scheme of the invention, the joint of the releasable sealing block and the inner wall of the sealing cavity is provided with an easy-to-crack part, and the outer side of the poking starting rod is provided with an operating ring.
The sealing device is a sealing plate which is transversely arranged in the sealing cavity, and the upper side edge and the lower side edge of the sealing plate are respectively sealed with the inner wall of the sealing cavity through cold welding.
The sealing device is a sealing plate which is transversely arranged in a sealing cavity, a circle of encircling easy-to-crack ring is arranged on the sealing plate, a folding assisting plate which is connected with the sealing plate is arranged on the inner side of the easy-to-crack ring, a starting rod which can push the folding assisting plate is connected to the outside of the sealing cavity, and the folding assisting plate is perpendicular to the sliding direction of the starting rod.
The sealing device is a sealing plate which is obliquely arranged in a sealing cavity, a circle of surrounding easy-to-crack ring is arranged on the sealing plate, and the outside of the sealing cavity is connected with an actuating rod which can push the inner side area of the easy-to-crack ring.
The sealing device comprises two sealing plates which are respectively fixed on two sides of the sealing cavity body and are installed in a staggered mode, a liquid leakage hole is formed between the two sealing plates, the liquid leakage hole is sealed through a movable sealing plug, and an actuating rod connected with the movable sealing plug is arranged through the side wall of the sealing cavity body.
As a further improvement of the technical scheme of the invention, a rod protective edge surrounding the starting rod and a starting protective film positioned at the outer end of the rod protective edge are connected with the sealed cavity, a starting rod guide hole is arranged on the sealed cavity, and the starting rod guide hole form a seal.
Further as an improvement of the technical scheme of the invention, a gas filter for filtering outside entering gas is arranged in the sealed cavity, an exhaust device is arranged at the top of the gas filter, the bottom of the gas filter abuts against the sealed rubber plug, and a rubber plug notch is arranged on the sealed rubber plug and positioned in the inner cavity of the gas filter.
The gas filter comprises a gas filter cavity which is arranged in a columnar mode around the upper portion of the rubber plug notch and a plurality of layers of gas filtering membranes which are positioned in the gas filter cavity, sealing plugs are arranged on the upper side and the lower side of each gas filtering membrane in the gas filter cavity, and the exhaust device is positioned at the top end of the gas filter cavity.
As a further improvement of the technical scheme of the invention, the top end of the filtrate cavity is also provided with an exhaust device.
As further improvement of the technical scheme of the invention, the exhaust device is a layer of breathable film which is horizontally arranged.
Further as an improvement of the technical scheme of the invention, the exhaust device comprises an exhaust channel horizontally arranged and an exhaust valve positioned in the exhaust channel.
Further as an improvement of the technical scheme of the invention, the exhaust passage comprises a long groove which is concavely arranged in an inner cavity at least one side, and the exhaust valve is a cylindrical rod or a spherical valve which is positioned in the exhaust passage.
Further as an improvement of the technical scheme of the invention, the periphery of the exhaust device is provided with the liquid medicine filtering membrane, and the periphery of the liquid medicine filtering membrane is hermetically connected with the inner wall of the sealed cavity.
Further as an improvement of the technical scheme of the invention, one side of the exhaust device is hermetically connected with the inner wall of the sealed cavity, the other side of the exhaust device is hermetically connected with a liquid medicine filtering membrane which is also hermetically connected with the sealed rubber plug, and the exhaust device and the liquid medicine filtering membrane form a filtering liquid cavity with a sealed space between the inner wall of the sealed cavity and the sealed rubber plug.
As further improvement of the technical scheme of the invention, at least one layer of vertically arranged liquid medicine filtering membrane is arranged around the exhaust device, and the bottom of each layer of liquid medicine filtering membrane is hermetically connected with the upper surface of the sealed rubber plug.
As a further improvement of the technical scheme of the invention, two layers of vertically arranged liquid medicine filtering membranes are arranged around the exhaust device, the two layers of liquid medicine filtering membranes are arranged in parallel, and sealing devices for ensuring water tightness are arranged among the liquid medicine filtering membranes, the exhaust device and the sealed rubber plugs.
As further improvement of the technical scheme of the invention, the bottom of the sealing cavity is provided with a releasable sealing cover, a circle of easily-cracked part is arranged around the releasable sealing cover, and the bottom of the releasable sealing cover is provided with a cavity opening pull ring.
Further as an improvement of the technical scheme of the invention, a circle of clamping ring arranged in parallel to the releasable sealing cover is arranged in the sealing cavity, and the sealing rubber plug is clamped between the releasable sealing cover and the clamping ring.
As further improvement of the technical scheme of the invention, the inner cavities of the container body and the seal cavity are both of columnar structures, and the diameter of the cross section of the container body is larger than that of the cross section of the seal cavity.
As a further improvement of the technical scheme of the invention, the top of the container body is provided with a hanging ring for hanging.
The invention has the beneficial effects that: this microfiltration infusion container separates container body and seal chamber through sealing device, keeps apart the liquid medicine when storage state or not using and stores in the container body, make the liquid medicine get into seal chamber when needs use can, and the infusion puncture position is in the filtrating intracavity, infuse through the infusion puncture position after the infusion in-process filters the liquid medicine through liquid medicine filtration membrane, the purity degree of guarantee liquid medicine that can be better to provide higher infusion safety guarantee to the patient.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic view showing the overall structure of a first embodiment of the present invention in which a liquid medicine filtering device is separately provided;
FIG. 2 is a schematic view showing the overall structure of a second embodiment of the present invention in which a liquid medicine filtering device is separately provided;
FIG. 3 is a schematic view showing the overall structure of a third embodiment of the present invention in which a liquid medicine filtering device is separately provided;
FIG. 4 is a schematic view showing the overall structure of a fourth embodiment of the present invention in which a liquid medicine filtering device is separately provided;
FIG. 5 is a schematic view showing the entire structure of a fifth embodiment of the present invention in which a liquid medicine filtering device is separately provided;
FIG. 6 is a schematic view showing the overall structure of a first embodiment of the present invention in which an air cleaner is separately provided;
FIG. 7 is a schematic view showing the overall structure of a second embodiment of the present invention in which an air cleaner is separately provided;
FIG. 8 is a schematic view showing the overall structure of a third embodiment of the present invention in which an air cleaner is separately provided;
FIG. 9 is a schematic view showing the overall structure of a fourth embodiment of the present invention in which an air cleaner is separately provided;
FIG. 10 is a schematic view showing the overall structure of a fifth embodiment of the present invention in which an air cleaner is separately provided;
FIG. 11 is a schematic view showing the entire structure of the embodiment of the present invention in which the liquid medicine filtering device and the air filter coexist.
Detailed Description
Referring to fig. 1 to 11, the invention relates to a precise filtration infusion container, which comprises a container body 1 and a sealed cavity 2 separated from the container body 1 by a sealing device 6, wherein a liquid medicine filtering device and a sealed rubber plug 3 are arranged in the sealed cavity 2, the liquid medicine filtering device comprises at least one liquid medicine filtering membrane 4, two opposite liquid medicine filtering membranes 4 or the liquid medicine filtering membrane 4 and the inner wall of the sealed cavity 2 form a liquid filtering cavity 5, and at least one side wall of the liquid filtering cavity 5 forms an infusion puncture position for the side where the sealed rubber plug 3 is located.
The precise filtering transfusion container separates the container body 1 and the sealed cavity 2 by a sealing device 6, the liquid medicine is stored in the container body 1 in an isolated way in a storage state or when not used, the liquid medicine can enter the sealed cavity 2 when needed, the efficiency reduction and even invalidation caused by the long-time soaking of the liquid medicine filtering membrane 4 in the liquid medicine before use are avoided, and the transfusion puncture is positioned in the filtrate cavity 5, the liquid medicine is filtered by the liquid medicine filtering membrane 4 in the transfusion process and then is transfused by the transfusion puncture position, the liquid pressure on the liquid medicine filtering membrane 4 is low, the particles with the size of the critical filter hole can be reduced and even avoided to pass through, the purity degree of the liquid medicine can be better guaranteed, the particles of the liquid medicine bottle are only reserved on the liquid medicine filter membrane 4, unexpected reactions of different medicine particles are avoided, non-pyrogen infusion reactions are reduced, and therefore higher infusion safety guarantee is provided for patients.
In a preferred embodiment of the present invention, the inner cavity of the sealed chamber 2 is a hollow cylinder.
In a preferred embodiment of the present invention, the sealing device 6 is a releasable sealing block 61 with a main body concave inside and an outer part contracted distally to be a tip, a distal vertex of the outer part of the releasable sealing block 61 is connected with the inner wall of the sealing cavity 2, and a toggle activation rod 62 is connected with a concave part of the releasable sealing block 61.
As a preferred embodiment of the invention, the joint of the releasable sealing block 61 and the inner wall of the sealing cavity 2 is provided with a breakable part 64, and the outside of the toggle activation rod 62 is provided with an operation ring 63.
The structure of the sealing device 6 has various realization forms, and when the filtering infusion container is put into use, the sealing device 6 can be opened by hands, so that the realization form of the sealing device 6 that the container body 1 is communicated with the sealing cavity 2 is within the protection scope of the invention.
In a first implementation form of the sealing device 6, one end of the releasable sealing block 61 is connected with the inner wall of the sealing cavity 2 to separate the space between the container body 1 and the sealing cavity 2, and the connection between the end of the releasable sealing block 61 and the inner wall of the sealing cavity 2 can be broken by pulling the toggle enabling rod 62, i.e. the breakable part 64 is broken, so that the container body 1 is communicated with the inner cavity of the sealing cavity 2, and the liquid medicine enters the sealing cavity 2.
In a preferred embodiment of the present invention, the sealing device 6 is a sealing plate 65 disposed horizontally in the sealed chamber 2, and at least one of the upper and lower sides of the sealing plate 65 is sealed by cold welding with the inner wall of the sealed chamber 2.
In the preferred embodiment, the upper and lower sides of the sealing plate 65 are sealed by cold welding with the inner wall of the sealed chamber 2.
As a second implementation form of the sealing device 6, an arrangement form of the sealing device 6 in which both side surfaces are tack-welded in the sealed cavity 2 is the most preferable embodiment of the sealing device 6 in the present invention because the processing process is mature, the separation process is quick, and the generation of particles is extremely small.
The form that rosin joint is fixed between an independent side and seal chamber 2 inner wall is not enough to guarantee the security of filtering infusion container transportation in, so all carry out the rosin joint in sealing device 6's both sides side to can be in better guarantee container body 1 and 2 interval separation performance in the time of, the security in the better guarantee transportation.
Before the filtering infusion container is used, the outer wall of the sealing cavity 2 on the filtering infusion container is squeezed by hands, the rosin joint connection between the sealing cavity 2 and the sealing device 6 is broken, and the sealing device 6 can be broken, so that the container body 1 is communicated with the sealing cavity 2.
The form that destroys sealing device 6 through catch bar or pulling pole can make the destruction to sealing device 6 have higher success rate, can guarantee under emergency, filter infusion container's quick the using of coming into operation.
In a preferred embodiment of the present invention, the sealing device 6 is a sealing plate 65 horizontally disposed in the sealed cavity 2, the sealing plate 65 is provided with a ring of easy-to-tear ring 66, a folding assisting plate 661 connected to the sealing plate 65 is disposed inside the easy-to-tear ring 66, an activating rod 67 capable of pushing the folding assisting plate 661 is connected to the outside of the sealed cavity 2, and the folding assisting plate 661 is perpendicular to the sliding direction of the activating rod 67.
In the third embodiment of the sealing device 6 of the present invention, a guiding hole capable of guiding the activating rod 67 is formed through the outer wall of the sealing chamber 2, the activating rod 67 is pushed along the guiding hole by force, so that the top end of the activating rod 67 is pressed against the assistant folding plate 661, the assistant folding plate 661 is further pressed by force, stress concentration at the position of the breakable ring 66 on the sealing plate 65 can be forced, and finally the breakable ring is broken, thereby the sealing device 6 is broken, and the container body 1 is communicated with the inner cavity of the sealing chamber 2.
In a preferred embodiment of the present invention, the sealing device 6 is a sealing plate 65 disposed obliquely in the sealed cavity 2, a ring of surrounding easy-to-tear ring 66 is disposed on the sealing plate 65, and an activating rod 67 capable of pushing in an inner region of the easy-to-tear ring 66 is connected to the outside of the sealed cavity 2.
In the fourth embodiment of the sealing device 6 of the present invention, an activating rod guiding hole 671 is also provided through the outer wall of the sealing chamber 2 for guiding the activating rod 67, the activating rod 67 is pushed along the activating rod guiding hole 671 by force, so that the top end of the activating rod 67 is pressed against the upper portion of the inclined sealing plate 65, or when the sealing plate 65 is inclined upward from left to right, the sealing plate 65 is pressed under the inclined sealing plate 65 by force, the position of the breakable ring 66 on the sealing plate 65 is forced to be stress concentrated and finally broken, so that the sealing device 6 is damaged, and the container body 1 is communicated with the inner cavity of the sealing chamber 2.
As a preferred embodiment of the present invention, the sealing device 6 includes two sealing plates 65 fixed on two sides of the sealing cavity 2 respectively, and installed in a staggered manner, a liquid leakage hole is formed between the two sealing plates 65, the liquid leakage hole is sealed by a movable sealing plug 68, and an activating rod 67 connected with the movable sealing plug 68 is arranged through the side wall of the sealing cavity 2.
In the fifth embodiment of the sealing device 6 of the present invention, the seal breaking device connected to the activating rod 67 is a movable sealing plug 68, and the movable sealing plug 68 is driven to leave the sealing position by pulling the activating rod 67, so that the sealing point of the sealing device 6 is broken, and the inner cavities of the container body 1 and the sealing cavity 2 can be communicated.
As a preferred embodiment of the present invention, a rod protective edge surrounding the actuating rod 67 and an actuating protective film 672 at the outer end of the rod protective edge are connected to the sealed chamber 2, an actuating rod guide hole 671 is formed on the sealed chamber 2, and the actuating rod 67 and the actuating rod guide hole 671 form a seal.
In the above embodiment with the activating rod 67, the activating rod 67 is sealed in the closed cavity, the activating rod 67 is protected by activating the protective film 672 to seal the closed cavity, and when the use is needed, the activating rod 67 can be operated by tearing the activating protective film 672.
As a preferred embodiment of the present invention, a gas filter 8 for filtering outside entering gas is further disposed in the sealed cavity 2, an exhaust device is disposed at the top of the gas filter 8, the bottom of the gas filter 8 abuts against the sealed rubber plug 3, and a rubber plug notch 81 is disposed on the sealed rubber plug 3 and located in an inner cavity portion of the gas filter 8.
The arrangement of the rubber plug notch 81 can open an air channel for external air to enter when in transfusion. Of course, the side wall of the sealed cavity can be provided with an opening as a gas channel.
As a preferred embodiment of the present invention, the gas filter 8 includes a gas filter chamber disposed in a columnar shape around the upper side of the rubber plug notch 81 and a plurality of layers of gas filtering membranes located in the gas filter chamber, sealing plugs are disposed on the upper and lower sides of the gas filtering membranes in the gas filter chamber, and the exhaust device is located at the top end of the gas filter chamber.
In order to observe the infusion condition conveniently, the filtering infusion container is usually made of full transparent glass or rigid plastic, when the filtering infusion container made of the material is used for infusion, due to the existence of negative pressure, gas needs to be introduced from the outside to balance the pressure inside and outside the filtering infusion container, therefore, a gas filter 8 is arranged in the sealed cavity 2 to filter the gas entering the sealed cavity 2 from the outside, the infusion purity can be better guaranteed, and the safety of a patient is guaranteed.
Can set up multilayer gas filtration membrane in the gas filter chamber, perhaps other gas filtering material to in the bottom in gas filter chamber and the position that airtight plug 3 leaned on, set up the breach on airtight plug 3, make things convenient for external gas to get into from breach department.
In a preferred embodiment of the invention, the top end of the filtrate chamber 5 is also provided with an air exhaust.
The exhaust device positioned at the top of the gas filter 8 is used for discharging gas entering from the outside, and the exhaust device positioned at the top end of the filtrate cavity 5 is used for discharging liquid medicine or gas entering the sealed cavity 2 into the container body 1, so that the purity of the liquid medicine in the sealed cavity 2 is ensured, and meanwhile, the gas pressure in the container body 1 and the sealed cavity 2 can be balanced.
As a preferred embodiment of the present invention, the gas exhaust means is a horizontally disposed gas permeable membrane.
The ventilated membrane is a water-proof ventilated membrane, so that the liquid medicine in the container body 1 can be prevented from directly entering the sealed cavity 2 through the ventilated membrane, and the gas in the sealed cavity 2 can be allowed to enter the container body 1 through the ventilated membrane.
As a preferred embodiment of the present invention, the exhaust means includes an exhaust passage horizontally disposed and an exhaust valve located in the exhaust passage.
In a preferred embodiment of the present invention, the exhaust passage includes an elongated slot recessed in an inner cavity of at least one side, and the exhaust valve is a cylindrical rod or a ball valve located in the exhaust passage.
When the container body 1 is used in a hanging mode, the whole filtering infusion container is in an inverted shape, the sealed cavity 2 is located below the container body 1, and gas in the sealed cavity 2 escapes upwards into the container body 1.
Under normal state, the cylindrical rod or the spherical valve is downward and tightly attached to the long grooves on the two sides to form sealing, and liquid medicine is prevented from entering the sealing cavity 2 through the gap of the long grooves.
The liquid medicine filtering membranes 4 on the two sides of the exhaust channel are arranged in an arch shape, the highest point of the arch shape is the position of the exhaust channel, when the gas in the sealed cavity 2 escapes upwards to a certain amount, the cylindrical rod or the spherical valve is supported to move upwards, the exhaust channel is opened, and then the gas can escape into the container body 1 through the exhaust channel.
In a preferred embodiment of the present invention, a chemical filtering membrane 4 is disposed around the exhaust unit, and the circumference of the chemical filtering membrane 4 is hermetically connected to the inner wall of the sealed chamber 2.
As a preferred embodiment of the invention, one side of the exhaust device is hermetically connected with the inner wall of the sealed cavity 2, the other side of the exhaust device is hermetically connected with the liquid medicine filtering membrane 4 which is also hermetically connected with the sealed rubber plug 3, and the exhaust device and the liquid medicine filtering membrane 4 form a filtering liquid cavity 5 with the sealed space between the inner wall of the sealed cavity 2 and the sealed rubber plug 3.
In a preferred embodiment of the invention, at least one layer of vertically arranged medicine liquid filtering membrane 4 is arranged around the exhaust device, and the bottom of each layer of medicine liquid filtering membrane 4 is hermetically connected with the upper surface of the sealed rubber plug 3.
In a preferred embodiment of the present invention, two liquid medicine filtering membranes 4 are vertically disposed around the exhaust device, the two liquid medicine filtering membranes 4 are disposed in parallel, and sealing devices 6 for ensuring water tightness are disposed between each of the liquid medicine filtering membranes 4 and the exhaust device and between each of the sealing rubber plugs 3.
Accessible multiform seals each other between liquid medicine filtration membrane 4 and airtight plug 3 and seal chamber 2 inner walls and forms filtrating chamber 5, the infusion puncture position is in the airtight plug 3 position of the bottom in filtrating chamber 5, get into the liquid medicine in seal chamber 2 from container body 1, before the position input gets into the patient internal through the infusion puncture, need get into in filtrating chamber 5, then must get into filtrating chamber 5 through liquid medicine filtration membrane 4 around filtrating chamber 5, must pass through liquid medicine filtration membrane 4's filtration promptly, reach the filterable effect of liquid medicine.
In a preferred embodiment of the present invention, the bottom of the sealed cavity 2 is a releasable sealing cover 7, a ring of breakable portions 64 is provided around the releasable sealing cover 7, and the bottom of the releasable sealing cover 7 is provided with an open-cavity pull ring 71.
As a preferred embodiment of the present invention, a circle of snap ring is disposed in the sealed cavity 2 and parallel to the releasable sealed cover 7, and the sealed rubber plug 3 is clamped between the releasable sealed cover 7 and the snap ring.
The periphery of the easy-to-break part 64 of the releasable sealing cover 7 is provided with a circle of bulges equal to the inner diameter of the snap ring, and after the easy-to-break part 64 is broken through the cavity opening pull ring 71, the sealing rubber plug 3 is fixed by clamping the snap ring on two sides and the periphery of the releasable sealing cover.
The position of the closed rubber plug 3 corresponding to the filtrate cavity 5 is an infusion puncture position, other areas on the closed rubber plug 3, which are away from the positions of the filtrate cavity 5 and the gas filter 8, can be used as liquid medicine supplement puncture positions, and when liquid medicine needs to be supplemented into the filtration infusion container, the liquid medicine can be supplemented and added by supplementing the puncture positions through puncture liquid medicine.
As a preferable embodiment of the invention, the inner cavities of the container body 1 and the sealed cavity 2 are both columnar structures, and the diameter of the cross section of the container body 1 is larger than that of the cross section of the sealed cavity 2.
As a preferred embodiment of the present invention, the top of the container body 1 is provided with a hanging ring for hanging.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (20)
1. A precise filtering infusion container is characterized in that: including vessel and through sealing device and vessel separated seal chamber, be equipped with liquid medicine filter equipment and airtight plug in the seal chamber, airtight plug set up in seal chamber's bottom, liquid medicine filter equipment includes one at least liquid medicine filtration membrane, two is relative between the liquid medicine filtration membrane perhaps liquid medicine filtration membrane forms the filtrate chamber with seal chamber inner wall, at least one lateral wall in filtrate chamber is airtight plug place side, airtight plug corresponds the position in filtrate chamber forms the infusion puncture position.
2. The microfiltration infusion set of claim 1 wherein: the inner cavity of the sealed cavity is hollow and cylindrical.
3. The microfiltration infusion set of claim 2 wherein: the sealing device is a releasable sealing block, the inner portion of the main body is sunken, the outer portion of the main body is contracted to be a tip end towards a far end, the far end top point of the outer portion of the releasable sealing block is connected with the inner wall of the sealing cavity, and the concave portion of the releasable sealing block is connected with a shifting starting rod.
4. A microfiltration infusion container according to claim 3 wherein: the joint of the releasable sealing block and the inner wall of the sealing cavity is provided with an easy-to-crack part, and the outer side of the poking starting rod is provided with an operating ring.
5. The microfiltration infusion set of claim 2 wherein: the sealing device is a sealing plate transversely arranged in the sealing cavity, and the upper side edge and the lower side edge of the sealing plate are respectively sealed with the inner wall of the sealing cavity through cold welding.
6. The microfiltration infusion set of claim 2 wherein: the sealing device is a sealing plate transversely arranged in a sealing cavity, a circle of encircling easy-to-crack rings are arranged on the sealing plate, a folding assisting plate connected with the sealing plate is arranged on the inner side of each easy-to-crack ring, a starting rod capable of pushing the folding assisting plate is connected to the outside of the sealing cavity, and the folding assisting plate is perpendicular to the sliding direction of the starting rod.
7. The microfiltration infusion set of claim 2 wherein: the sealing device is a sealing plate which is obliquely arranged in the sealing cavity, a circle of surrounding easy-to-crack ring is arranged on the sealing plate, and the outside of the sealing cavity is connected with a starting rod which can push the inner side area of the easy-to-crack ring.
8. The microfiltration infusion set of claim 2 wherein: the sealing device comprises two sealing plates which are fixed on two sides of the sealing cavity respectively and installed in a staggered mode, a liquid leakage hole is formed between the two sealing plates, the liquid leakage hole is sealed through a movable sealing plug, and an enabling rod connected with the movable sealing plug is arranged on the side wall of the sealing cavity in a penetrating mode.
9. A microfiltration infusion container according to any one of claims 6 to 8 wherein: the protective cover is connected with the sealing cavity, is provided with a rod piece protective edge surrounding the starting rod and a starting protective film positioned at the outer end of the rod piece protective edge, the sealing cavity is provided with a starting rod guide hole, and the starting rod guide hole form sealing.
10. The microfiltration infusion set of claim 2 wherein: the sealing cavity is internally provided with a gas filter used for filtering gas entering from the outside, the top of the gas filter is provided with an exhaust device, the bottom of the gas filter is propped against the sealing rubber plug, and the part of the sealing rubber plug, which is positioned in the inner cavity of the gas filter, is provided with a rubber plug notch.
11. The microfiltration infusion set of claim 10 wherein: gas filter is including encircleing the gas filter chamber that plug breach top is the column setting and being located a plurality of layers of gas filtration membrane in the gas filter chamber, the last downside that is located gas filtration membrane in the gas filter chamber all is equipped with the sealing plug, exhaust apparatus is located the top in gas filter chamber.
12. A microfiltration infusion container according to any one of claims 1 to 8 and 10 or 11 wherein: and the top end of the filtrate cavity is also provided with an exhaust device.
13. The microfiltration infusion set of claim 12 wherein: the exhaust device is a breathable film which is horizontally arranged.
14. The microfiltration infusion set of claim 12 wherein: the exhaust device comprises a horizontally arranged exhaust channel and an exhaust valve positioned in the exhaust channel.
15. The microfiltration infusion set of claim 14 wherein: the exhaust passage comprises an elongated slot which is concavely arranged in an inner cavity at least one side, and the exhaust valve is a cylindrical rod or a spherical valve which is positioned in the exhaust passage.
16. A microfiltration infusion container according to any one of claims 13 to 15 wherein: and the periphery of the exhaust device is provided with a liquid medicine filtering membrane, and the periphery of the liquid medicine filtering membrane is hermetically connected with the inner wall of the sealed cavity.
17. A microfiltration infusion container according to any one of claims 13 to 15 wherein: one side of the exhaust device is hermetically connected with the inner wall of the sealed cavity, the other side of the exhaust device is hermetically connected with a liquid medicine filtering membrane which is also hermetically connected with the sealed rubber plug, and a liquid filtering cavity is formed in a sealed space between the exhaust device and the liquid medicine filtering membrane as well as between the inner wall of the sealed cavity and the sealed rubber plug.
18. A microfiltration infusion container according to any one of claims 13 to 15 wherein: the exhaust device is surrounded and at least one layer of vertically arranged liquid medicine filtering membrane is arranged, and the bottom of each layer of liquid medicine filtering membrane is hermetically connected with the upper surface of the closed rubber plug.
19. The microfiltration infusion set of claim 18 wherein: encircle exhaust apparatus is equipped with the liquid medicine filtration membrane of two-layer vertical setting, and is two-layer liquid medicine filtration membrane parallel arrangement each other, each layer all be equipped with the sealing device who guarantees the water proofness between liquid medicine filtration membrane and exhaust apparatus and airtight plug.
20. A microfiltration infusion container according to any one of claims 1 to 8 wherein: the bottom of the sealing cavity is a detachable sealing cover, a circle of easily-cracked part is arranged around the detachable sealing cover, and a cavity opening pull ring is arranged at the bottom of the detachable sealing cover.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496873 | 2014-09-25 | ||
| CN2014104968736 | 2014-09-25 | ||
| CN201410560598X | 2014-10-21 | ||
| CN201410560598 | 2014-10-21 | ||
| CN2015104414176 | 2015-07-25 | ||
| CN201510441417 | 2015-07-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105903105A CN105903105A (en) | 2016-08-31 |
| CN105903105B true CN105903105B (en) | 2022-04-19 |
Family
ID=55580327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510612325.XA Expired - Fee Related CN105903105B (en) | 2014-09-25 | 2015-09-23 | Precise filtering infusion container |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105903105B (en) |
| WO (1) | WO2016045599A1 (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205235082U (en) * | 2015-07-25 | 2016-05-18 | 胡绍勤 | Secondary filter infusion container |
| CN105435327A (en) * | 2015-12-20 | 2016-03-30 | 胡绍勤 | Infusion container with two cavities |
| WO2017107600A1 (en) * | 2015-12-22 | 2017-06-29 | 胡绍勤 | Precise filtering infusion container |
| WO2017113904A1 (en) * | 2015-12-29 | 2017-07-06 | 胡绍勤 | Precision filtering infusion container |
| WO2017113905A1 (en) * | 2015-12-29 | 2017-07-06 | 胡绍勤 | Infusion container |
| CN105501642A (en) * | 2016-01-02 | 2016-04-20 | 胡绍勤 | Sealing device |
| CN106620928B (en) * | 2016-11-09 | 2021-05-07 | 武汉嘉联瑞通应用科技有限公司 | Composite safety transfusion device |
| EP3656420A4 (en) * | 2017-07-20 | 2021-04-14 | Gemtier Medical (Jiangsu) Inc. | Filter device and filtering infusion container comprising same |
| CN110237589B (en) * | 2019-06-14 | 2022-03-01 | 江苏金塔药业有限公司 | Multilayer filter device and filter system |
| CN114313642A (en) * | 2021-11-26 | 2022-04-12 | 张家港众辉医用塑料科技有限公司 | Double-cavity combined container |
| CN114452211B (en) * | 2022-01-28 | 2023-10-03 | 深圳泰和智能医疗科技有限公司 | Dispensing filter and dispensing method thereof |
| CN114408376B (en) * | 2022-03-29 | 2022-05-31 | 烟台恒邦化工助剂有限公司 | Recycling and storing device for synthesizing butanol from heimiac acid in production of butylamine heimian |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2158710Y (en) * | 1993-03-23 | 1994-03-16 | 仇高岱 | Self-cleaning infusion bottle |
| CN2211826Y (en) * | 1995-01-05 | 1995-11-08 | 湖北省鄂州市第一医院 | Pressurized fast venous transfusion device |
| CN202105177U (en) * | 2011-04-15 | 2012-01-11 | 上海武彬包装制品有限公司 | Novel infusion container with solid chamber and liquid chamber |
| CN202728923U (en) * | 2012-05-17 | 2013-02-13 | 黄慧娟 | Liquid packing box |
| CN204932487U (en) * | 2015-09-23 | 2016-01-06 | 胡绍勤 | A kind of secondary filter infusion vessel |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2088430U (en) * | 1990-04-24 | 1991-11-13 | 兰州军区后勤部输血用品研究所 | Blood sampling, blood transfusion, microfiltering series |
| JPH09173416A (en) * | 1995-12-22 | 1997-07-08 | Material Eng Tech Lab Inc | Manufacture of medical container |
| JPH10151172A (en) * | 1996-11-22 | 1998-06-09 | Araki Kogyo Kk | Infusion container for instillation |
| JP3128756B2 (en) * | 1996-11-22 | 2001-01-29 | 荒木工業株式会社 | Infusion container for infusion |
| JP3128755B2 (en) * | 1996-11-22 | 2001-01-29 | 荒木工業株式会社 | Infusion container for infusion |
| JPH10151173A (en) * | 1996-11-22 | 1998-06-09 | Araki Kogyo Kk | Infusion container for instillation |
| JP3028296B2 (en) * | 1996-11-22 | 2000-04-04 | 荒木工業株式会社 | Infusion container for infusion |
| JPH10328269A (en) * | 1997-05-30 | 1998-12-15 | Material Eng Tech Lab Inc | Medical container |
| JP4420766B2 (en) * | 2004-08-02 | 2010-02-24 | 株式会社大塚製薬工場 | Medical multi-chamber container |
| CN201143300Y (en) * | 2008-01-22 | 2008-11-05 | 吴新发 | Separation type filtering bottle stopper |
| CN101496921A (en) * | 2008-10-29 | 2009-08-05 | 李林风 | Medicine liquid filter with stage treatment |
| CN101927042A (en) * | 2010-02-12 | 2010-12-29 | 湖北福鑫医疗器械有限公司 | Disposable double-filter infusion apparatus |
| CN102462623A (en) * | 2010-11-04 | 2012-05-23 | 黄小飞 | Medical filtration type bottle cork |
| CN102716520A (en) * | 2012-05-24 | 2012-10-10 | 戎静华 | Medical transfusion system capable of exhausting automatically to prevent blood return |
| CN203749921U (en) * | 2014-02-18 | 2014-08-06 | 江西丽华鑫朗药业科技有限公司 | Infusion set with anti-bubble precision membrane for liquid stop |
-
2015
- 2015-09-23 CN CN201510612325.XA patent/CN105903105B/en not_active Expired - Fee Related
- 2015-09-24 WO PCT/CN2015/090503 patent/WO2016045599A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2158710Y (en) * | 1993-03-23 | 1994-03-16 | 仇高岱 | Self-cleaning infusion bottle |
| CN2211826Y (en) * | 1995-01-05 | 1995-11-08 | 湖北省鄂州市第一医院 | Pressurized fast venous transfusion device |
| CN202105177U (en) * | 2011-04-15 | 2012-01-11 | 上海武彬包装制品有限公司 | Novel infusion container with solid chamber and liquid chamber |
| CN202728923U (en) * | 2012-05-17 | 2013-02-13 | 黄慧娟 | Liquid packing box |
| CN204932487U (en) * | 2015-09-23 | 2016-01-06 | 胡绍勤 | A kind of secondary filter infusion vessel |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016045599A1 (en) | 2016-03-31 |
| CN105903105A (en) | 2016-08-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105903105B (en) | Precise filtering infusion container | |
| CN204932487U (en) | A kind of secondary filter infusion vessel | |
| CN205235082U (en) | Secondary filter infusion container | |
| CN1320875C (en) | A port, a container and a method for accessing a port | |
| CN106938108A (en) | A kind of transfusion connector and infusion pipeline and transfusion device provided with the transfusion connector | |
| CN102688531B (en) | Unidirectional air inlet structure for liquid transfusion apparatus, blood transfusion apparatus, syringe or medicament dissolving apparatus | |
| CN204233526U (en) | Vein treatment device | |
| CN205126994U (en) | Two -chamber infusion container | |
| CN104083819A (en) | Precise liquid medicine filter for medical infusion set | |
| CN206518701U (en) | A kind of secondary filter infusion vessel | |
| CN106237453A (en) | A kind of syringe filter and syringe | |
| CN106237455A (en) | Exhaust joint | |
| CN203107895U (en) | Automatic-exhaust and automatic-liquid-stopping infusion device | |
| CN201840726U (en) | Burette filter of transfusion apparatus | |
| CN105435327A (en) | Infusion container with two cavities | |
| CN205339713U (en) | Gas filtration infusion container | |
| CN102921078A (en) | Automatic liquid-stopping and automatic exhaust infusion device | |
| WO2017113904A1 (en) | Precision filtering infusion container | |
| CN104138621A (en) | Safe infusion set | |
| CN203303417U (en) | Disposable secondary filter automatic infusion device | |
| CN204017041U (en) | A kind of medical Transfusion device precision liquid medicine filter | |
| CN203291302U (en) | Safe infusion device | |
| CN203090068U (en) | Drip chamber capable of automatically exhausting and stopping liquid and infusion set with drip chamber capable of automatically exhausting and stopping liquid | |
| CN105664281A (en) | Gas filtration infusion container | |
| CN204655656U (en) | A kind of only liquid type precision infusion set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220516 Address after: 511300 No. 161 Yujing Road, Licheng Street, Zengcheng District, Guangzhou City, Guangdong Province Patentee after: HU, Shaoqin Address before: 511300 room 1009, A building, Jincheng garden, 3 Licheng street, Licheng street, Zengcheng District, Guangzhou, Guangdong. Patentee before: Hu Shaoqin |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |