CN101528296B - Mask for nebulizer - Google Patents
Mask for nebulizer Download PDFInfo
- Publication number
- CN101528296B CN101528296B CN2007800401486A CN200780040148A CN101528296B CN 101528296 B CN101528296 B CN 101528296B CN 2007800401486 A CN2007800401486 A CN 2007800401486A CN 200780040148 A CN200780040148 A CN 200780040148A CN 101528296 B CN101528296 B CN 101528296B
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- China
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- user
- side opening
- nebulizer
- opening portion
- mask
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- 239000006199 nebulizer Substances 0.000 title claims abstract description 178
- 238000005452 bending Methods 0.000 claims description 57
- 238000007666 vacuum forming Methods 0.000 claims description 16
- 239000011347 resin Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 239000007921 spray Substances 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract 1
- 210000001331 nose Anatomy 0.000 description 46
- 239000000443 aerosol Substances 0.000 description 22
- 230000001815 facial effect Effects 0.000 description 18
- 239000007788 liquid Substances 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 9
- 230000006978 adaptation Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000003321 amplification Effects 0.000 description 6
- 230000008676 import Effects 0.000 description 6
- 238000001746 injection moulding Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000003199 nucleic acid amplification method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 229960005486 vaccine Drugs 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 210000000537 nasal bone Anatomy 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000014181 Bronchial disease Diseases 0.000 description 1
- 206010059866 Drug resistance Diseases 0.000 description 1
- 201000005505 Measles Diseases 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000012387 aerosolization Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 210000000621 bronchi Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011321 prophylaxis Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
Images
Classifications
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
-
- 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
- A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
- A61M11/02—Sprayers or atomisers specially adapted for therapeutic purposes operated by air or other gas pressure applied to the liquid or other product to be sprayed or atomised
Landscapes
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The present invention discloses a mask (160) for a nebulizer comprises a nebulizer side opening (162) connected to the spray port of the nebulizer, a wall portion (161) defining the space between it and the user side opening (163) and applied to the face of a user to surround the mouth and nose of the user, and a flange portion (164) extending outward continuously from the end on the user side opening of the wall portion (161). The user side opening (163) has a substantially elliptical profile and the end on the user side opening of the wall portion (161) is located substantially on the same plane. The flange portion (164A) of a portion corresponding to a portion applied to the bridge of the nose of the user is more easily elastically deformed in the circumferential direction of the user side opening (163) than the flange portion (164) of a portion corresponding to an other portion in the circumferential direction of the user side opening (163). With such an arrangement, unintended deformation can be eliminated from the mask for a nebulizer manufactured by vacuum molding and adhesion to the face can be reproduced stably.
Description
Technical field
The present invention relates to a kind of mask for nebulizer as the suction appurtenance, said mask for nebulizer can make user suck the liquid such as medicinal liquid by the nebulizer atomizing efficiently.
Background technology
Nebulizer is to be used for the atomization of liquid such as medicinal liquid with the disease of water or saline solution, treatment bronchus etc. and the device that generates aerosol (Aerosol).The aerosol that is generated by this nebulizer can the person of being used be drawn in the body from mouth or nose.In recent years, attempting through this nebulizer be used in the prevention measles aerosolizations such as vaccine, and via user the mouth and nose to vivo medicine-feeding.
Usually, additional as be difficult to articulate (mouthpiece) and the face shield that suck appurtenance on nebulizer.The person of being to use that is difficult to articulate lives its rank and the suction appurtenance used from the mouth inhalation aerosol, and the face shield person of being to use puts on its dress with covering and shuts up and nostril and from mouth and the nose suction appurtenance used of inhalation aerosol simultaneously.Wherein, face shield is particularly suitable for the administration of above-mentioned vaccine etc.
As mask for nebulizer,, need, dress be suitable for facial shape under wearing state in order to reduce gas leakage as much as possible.Therefore, mask for nebulizer in the past generally is through being that the injection moulding of raw material is configured as three-dimensional shape and makes the disclosed face shield of Fig. 5 of TOHKEMY 2003-102837 communique (patent documentation 1) (for example with reference to) with the resin material.
Injection moulding is following manufacturing process,, in the die cavity that is limited on plural at least mould, injects fused resin material that is, and it is solidified again from mould, take out.Utilize under the situation of this injection moulding to have following advantage, that is, can accurately reproduce complicated three-dimensional shape, can accurately produce the mask for nebulizer of having considered facial concavo-convex shape.But, on the other hand, exist the needed manufacturing cost of the making of mask for nebulizer high, the shortcoming of mask for nebulizer can not qurer be provided.
Therefore, the mask for nebulizer that utilizes injection moulding to be made can not become disposable (promptly only using once), considers from the health angle, after each the use, all must mask carry out cleanse and disinfect.Therefore, the situation of administration of in collective prophylaxis inoculation, carrying out above-mentioned vaccine etc. is inferior, and several at short notice user are used alternatingly under the such service condition of nebulizer, can lose convenience.
Patent documentation 1:JP spy opens 2003-102837 communique (Fig. 5).
Summary of the invention
The problem that invention will solve
People of the present invention have conceived through vacuum forming (so-called sheet material shaping) the flaky resin component element that is shaped, and have made mask for nebulizer thus for the mask for nebulizer of the disposable form that realizes can qurer making.Vacuum forming is the manufacturing process that is described below; That is, the flaky resin member that has been softened is pressed on the male and fomale(M&F) of mould, and attract the air between resin component element and the mould; Thereby make resin component element be close to mould and cool off, thus with the shape of flaky resin component forming for expectation.
Though this vacuum forming has the shortcoming that can not reproduce complicated three-dimensional shape, have that compare the product quantity that once can be shaped with injection moulding many, and the also low advantage of the manufacturing cost of mould.Therefore, if utilize vacuum forming to make mask for nebulizer, then very qurer is made, and can make mask for nebulizer become disposable.
But vacuum forming has the shortcoming that can not reproduce complicated three-dimensional shape as stated.Usually adopting vacuum forming to make under the situation of mask for nebulizer, be the control manufacturing cost, the user one side opening portion that makes conduct and face be close to the position is positioned at roughly same plane.Therefore; Making with vacuum forming under the situation of mask for nebulizer; Can not the shape of the user one side opening portion of mask for nebulizer be formed the shape that is fit to face shape; To compare adaptation poor with the mask for nebulizer that is made with above-mentioned injection moulding, can produce the problem of gas leakage.
Therefore; People of the present invention have following design; That is, make the mask for nebulizer of (about approximately tens of～hundreds of μ m) relatively simple for structure and extremely thin, in use it is pushed when being connected to face mask for nebulizer cooperation face shape itself and be out of shape through vacuum forming; Thereby guarantee mask for nebulizer and facial adaptation, solve the problem of above-mentioned gas leakage thus.
But; Making under the situation of extremely thin mask for nebulizer, might produce such problem, promptly owing to the pressing force that applies to face varies in size through vacuum forming; Mask for nebulizer produces the distortion of not expecting and (promptly causes stress concentration; Make the part bending of mask for nebulizer etc.), reduce with the adaptation of face thus and leak gas, perhaps this bending part touches face and causes pain.Particularly, because under the skin as the bridge of the nose at the position of butt that mask for nebulizer is pushed nasal bone is arranged, so in this part, the distortion that the easy generation of mask for nebulizer is not expected exists the problems referred to above to be inclined to more significantly in this part.
Therefore, the present invention proposes for addressing the above problem, and its purpose is that in the mask for nebulizer that uses vacuum forming to make, mask for nebulizer and facial adaptation are stably reproduced in the distortion that mask for nebulizer can not take place not expect.
The means that are used to deal with problems
Form through the vacuum forming flaky resin component element that is shaped based on mask for nebulizer of the present invention; Said mask for nebulizer has: wall portion; It is used for the space between regulation nebulizer one side opening portion and the user one side opening portion; Said nebulizer one side opening portion is connected in the nozzle of nebulizer, and said user one side opening portion pushes with the mode in the mouth that surrounds user and nostril and is connected to face; Flange part, it extends in the said user one side opening portion end of this wall portion and from the said user one side opening portion end of this wall portion continuously laterally.The said user one side opening portion end of said wall portion is positioned in fact on the same plane, and said user one side opening portion has oval in shape in fact in said plane.And, said flange part at the easness of the strain that makes progress in week of said user one side opening portion according to said flange part in the position that makes progress in week of said user one side opening portion and difference.
At this; So-called " easness of strain " is the notion that is described below; That is, apply at assigned position under the situation of external force such as bending stress, relatively reach elastic limit and the size of the isochronous stress of bending takes place and use at this position to mask for nebulizer; Its stress is called " strain is easy " when big, its stress hour is called " strain difficulty ".That is, compare with other positions, also can not bend applying under the situation of external force, be easy to keep strain in the part that strain takes place easily.
Through formation like this; Forming through vacuum forming under the situation of extremely thin mask for nebulizer; The flange part that the adjustment of each position is extended in the wall portion of mask for nebulizer and from the wall portion of mask for nebulizer continuously is at the easness of the strain that makes progress in week of user one side opening portion, thereby can carry out various adjustment to the easness of the strain of the mask for nebulizer of this flange part and coupled continuous wall portion corresponding to each position.Therefore, the distortion that mask for nebulizer is whole be can realize, and mask for nebulizer and facial adaptation improved.Consequently, can process and can not leak gas and the mask for nebulizer of the disposable form of algesiogenic low price.
In mask for nebulizer based on the invention described above; The said flange part of the part that the part that preferably is connected on the user bridge of the nose with pushing of said user one side opening portion end is corresponding is at the easness of the strain that makes progress in week of said user one side opening portion, and is bigger at the easness of the strain that makes progress in week of said user one side opening portion than the said flange part of the part corresponding with other parts of said user one side opening portion end.
Through formation like this, mask for nebulizer is being pushed when being connected to face, can relax pushing of mask for nebulizer and be connected to the stress concentration that the part on the bridge of the nose produces.Therefore, be connected to the part on the bridge of the nose, the distortion of not expecting such as can prevent to bend reliably, and improve this part and facial adaptation pushing of mask for nebulizer.
In mask for nebulizer based on the invention described above; Adopting above-mentioned flange part to be with the mode of back bending from the above-mentioned user one side opening portion end of above-mentioned wall portion under the situation of the structure that bending extends; Preferably make the curvature of above-mentioned flange part on the back bending direction of the corresponding part of the part that is connected on the user bridge of the nose with pushing of above-mentioned user one side opening portion end, littler than the curvature of other parts on the back bending direction of above-mentioned flange part.
Through formation like this, can relax easily pushing of mask for nebulizer and be connected to the stress concentration that the part on the bridge of the nose produces, and the distortion of not expecting such as can easily prevent to bend.
In mask for nebulizer based on the invention described above; Adopting above-mentioned flange part to be with the mode of back bending from the above-mentioned user one side opening portion end of above-mentioned wall portion under the situation of the structure that bending extends; Preferably make the length of above-mentioned flange part on the back bending direction of the corresponding part of the part that is connected on the user bridge of the nose with pushing of above-mentioned user one side opening portion end, shorter than the length of other parts on the back bending direction of above-mentioned flange part.
Through formation like this, can relax easily pushing of mask for nebulizer and be connected to the stress concentration that the part on the bridge of the nose produces, and the distortion of not expecting such as can easily prevent to bend.
In mask for nebulizer based on the invention described above; The said flange part of the part that the part that preferably is connected on the user bridge of the nose with pushing of said user one side opening portion end is corresponding does not have back bending and is plane extension from the said user one side opening portion end of said wall portion; And the mode with back bending is the bending extension to the said flange part of the part that the part beyond the part that is connected on the user bridge of the nose with pushing of said user one side opening portion end is corresponding from the said user one side opening portion end of said wall portion.
According to formation like this, can relax easily pushing of mask for nebulizer and be connected to the stress concentration that the part on the bridge of the nose produces, and the distortion of not expecting such as can easily prevent to bend.
The effect of invention
According to the present invention, in the mask for nebulizer that uses vacuum forming to make, can not produce the distortion of not expecting, and can stably reproduce and facial adaptation.Therefore, a kind of mask for nebulizer of disposable form that can not produce gas leakage and not have the low price of pain can be provided.
Description of drawings
Fig. 1 is the axonometric chart that expression is installed in the mask for nebulizer of first embodiment of the present invention state on the nebulizer.
Fig. 2 is the longitudinal sectional view that expression comprises the nebulizer of mask for nebulizer shown in Figure 1.
Fig. 3 is the axonometric chart of user mode that expression comprises the nebulizer of mask for nebulizer shown in Figure 1.
Fig. 4 is the axonometric chart of shape of the mask for nebulizer of expression embodiment of the present invention.
Fig. 5 is the cutaway view along V-V line shown in Figure 4.
Fig. 6 is the cutaway view along VI-VI line shown in Figure 4.
Fig. 7 is the amplification view of regional VII shown in Figure 5.
Fig. 8 is the amplification view of regional VIII shown in Figure 5.
Fig. 9 is the amplification view of area I X shown in Figure 6.
Figure 10 is the axonometric chart that the situation of the preferable distortion when being connected to face is pushed the mask for nebulizer of embodiment of the present invention in expression.
Figure 11 is the amplification view of the flange part of pushing the pairing part of part that is connected on the bridge of the nose of mask for nebulizer of the variation of embodiment of the present invention.
The explanation of Reference numeral
100 nebulizers; 101 pressure adjustment mouth; 102 lead-in paths; 103 aerosol delivery paths; 110 box bodys; 114 compressed air ingress pipe portions; 116 accumulate portion; 120 atomizing portion organizators; 122 baffle plates; 124 pipette formation portions; 130 stream organizators; 132 connecting portions; 133 peristomes; 134 suction nozzle portions; 140 lids; 150L word pipe; 152 connecting portions; 160 mask for nebulizer; 161 wall portions; 162 nebulizers, one side opening portion; 163 user, one side opening portion; 164 flange parts; 164A (push be connected on the bridge of the nose the pairing part of part) flange part; 164B, 164C (push outside the pairing part of the part that is connected on the bridge of the nose part) flange part; 165 contact sites; 168 spaces; 180 pipes; 200 liquid; 301 bridge of the noses; A～C circumference.
The specific embodiment
With reference to the accompanying drawings embodiment of the present invention is at length explained.And in the embodiment shown in following, illustration goes out the compression nebulizer and describes as the nebulizer that utilizes mask for nebulizer of the present invention.In addition, mask for nebulizer of the present invention can use in ultrasonic type nebulizer or ultrasonic vibration formula nebulizer etc. certainly.
At first, before the mask for nebulizer to embodiment of the present invention is elaborated, the nebulizer that is used to install this mask for nebulizer is described.Fig. 1 is an axonometric chart of representing the state on the nebulizer that the mask for nebulizer of first embodiment of the present invention is installed in, and Fig. 2 is the longitudinal sectional view that expression comprises the nebulizer of mask for nebulizer shown in Figure 1.In addition, Fig. 3 is the axonometric chart of user mode that expression comprises the nebulizer of mask for nebulizer shown in Figure 1.
Like Fig. 1 and shown in Figure 2, nebulizer 100 mainly has: atomiser unit, and it comprises box body 110, atomizing portion organizator 120, stream organizator 130 and lid 140; L word pipe 150 and manage 180, this L word pipe 150 and manage an end of 180 and be connected on this atomiser unit; Mask for nebulizer 160, it is connected on the other end of L word pipe 150; Compressor (not shown), it is connected on the other end of pipe 180.
Compressor is to generate compressed-air actuated device, through having flexible pipe 180 compressed air is passed out to atomiser unit.Mask for nebulizer 160 is to be used to make user to suck the suction appurtenance of the aerosol that in atomiser unit, generates efficiently, and the aerosol that generates in the atomiser unit is seen off to mask for nebulizer 160 via above-mentioned L word pipe 150.
Above-mentioned box body 110, atomizing portion organizator 120, stream organizator 130, lid 140, L word pipe 150 and manage 180 and constitute and can decompose each other and assembling each other, and after using nebulizer 100, can easily implement cleaning and sterilization etc.In addition, consider that from the health angle mask for nebulizer 160 is face shields of the disposable form of depleted at once what is called after use.
As shown in Figure 2; Be provided with in the upwardly extending compressed air ingress pipe of upper and lower portion 114 in the bottom surface of box body 110; Said compressed air ingress pipe portion 114 is used for the compressed air of seeing off from compressor is imported box body 110 inside, at the bottom leading section of this compressed air ingress pipe portion 114 above-mentioned pipe 180 is installed.The top leading section of compressed air ingress pipe portion 114 forms the gradually thin shape of front end, and relative with the baffle plate 122 of atomizing portion organizator 120.In addition, around the part that is formed with compressed air ingress pipe portion 114 of box body 110, be provided with the portion of accumulating 116.This accumulates the liquid 200 such as medicinal liquid, vaccine that portion 116 is used for temporarily accumulating water or saline solution, is used to cure the disease of bronchus etc.
Top leading section in compressed air ingress pipe portion 114, the pipette formation portion 124 that disposes atomizing portion organizator 120 from the top with the relative mode of face.Constitute pipette through the gap between this pipette formation portion 124 and the compressed air ingress pipe portion 114, through by after the action of negative pressure that produces of the injecting condensed air stated, accumulate near the atomizing portion that states after liquid 200 in the portion of accumulating 116 arrives.
Atomizing portion is formed between the top leading section and baffle plate 122 of above-mentioned compressed air ingress pipe portion 114.In this atomizing portion, the compressed air that is directed in the compressed air ingress pipe portion 114 through compressor sprays to baffle plate 122 from the top leading section of compressed air ingress pipe portion 114.At this moment, sucted near the liquid 200 the atomizing portion, upwards sprayed to atomizing portion, and sprayed to baffle plate 122 with compressed air through above-mentioned action of negative pressure through the action of negative pressure that produces in atomizing portion.Through this effect; Liquid 200 collision baffle plates 122 form small drop and form vaporific particle; This vaporific particle be provided for import to the inner extraneous gas of box body 110 (comprise the extraneous gas that imports through above-mentioned compressor and based on the exhale action of user from after the extraneous gas that imports of the pressure adjustment stated mouthfuls 101), thereby generate aerosol.
Location and configuration stream organizator 130 and lid 140 above atomizing portion organizator 120.Through this stream organizator 130 volume inside of box body 110 is separated the stream that forms air current flow.In addition, lid 140 is embedded in the peristome 133 that is arranged on stream organizator 130 upper surfaces, is arranged on above-mentioned stream organizator 130 and the gap between the lid 140 and forms the pressure adjustment mouth 101 with space in the atomiser unit and external communications.
More specifically; Suction nozzle portion 134 through being arranged on stream organizator 130 bottoms is divided into middle body and peripheral part with the volume inside of box body 110; Middle body wherein constitutes lead-in path 102, and the peripheral part constitutes aerosol delivery path 103.Lead-in path 102 is the streams that are used for the extraneous gas from above-mentioned pressure adjustment mouthful 101 inflows is imported to atomizing portion, and aerosol delivery path 103 is the streams that are used for the aerosol that generates in atomizing portion is imported to L word pipe 150.In addition, L word pipe 150 is the streams that are used for aerosol is imported to mask for nebulizer 160.
As stated, L word pipe 150 is installed on the connecting portion 132 that is arranged at stream organizator 130 upper surfaces, mask for nebulizer 160 is installed on the connecting portion 152 of the front end that is arranged at L word pipe 150.Thus, mask for nebulizer 160 volume inside 168 are communicated with the aerosol delivery paths 103 that are arranged on box body 110 inside.
When using mask for nebulizer 160 inhalation aerosol in the nebulizer with said structure 100; As shown in Figure 3; At first mask for nebulizer 160 is pushed the face that is connected to user; A side opening portion 163 surrounds the mouth and the nostril of user by the user of mask for nebulizer 160, and make mouthful and nostril surface to the volume inside 168 of mask for nebulizer 160.
Then, under this state, make nebulizer 100 work, thereby via mask for nebulizer 160 inhalation aerosol.Specifically, as shown in Figure 2 when making nebulizer 100 work, extraneous gas imports to the inside of box body 110 via pipe 180 through compressor.At this moment, user is that inhalation aerosol carries out aspiratory action, thereby through mask for nebulizer 160, the inner space of box body 110 forms negative pressure.Thus, extraneous gas is by the inside from pressure adjustment mouthful 101 suction box bodys 110.
The extraneous gas that is taken into arrives atomizing portion via being formed on suction nozzle portion 134 inner lead-in paths 102.Then, in atomizing portion vaporific particle is given to extraneous gas and to be generated aerosol, the extraneous gas here comprises the extraneous gas that imports through above-mentioned compressor and an extraneous gas that imports from pressure adjustment mouthfuls 101 based on the exhale action of user.The aerosol that generates flows into the volume inside 168 of mask for nebulizer 160 via aerosol delivery path 103.Flow into aerosol based in mask for nebulizer 160 volume inside 168 in the aspiratory action of user, be inhaled in the user body from the mouth and the nostril of user.
Mask for nebulizer in the face of this embodiment is elaborated down.Fig. 4～Fig. 6 is the figure of shape of the mask for nebulizer of this embodiment of expression, and Fig. 4 is an axonometric chart, and Fig. 5 is the cutaway view along V-V line shown in Figure 4, and Fig. 6 is the cutaway view along VI-VI line shown in Figure 4.In addition, Fig. 7～Fig. 9 is respectively the amplification view of Fig. 5 and regional VII shown in Figure 6, VIII, IX, and Figure 10 is used to explain the axonometric chart of the mask for nebulizer of this embodiment being pushed the distortion of the mask for nebulizer when being connected to face.
Like Fig. 4～shown in Figure 6; The mask for nebulizer 160 of this embodiment forms profile and is roughly bowl-shape; This mask for nebulizer 160 has: forniciform wall portion 161, and it is used to stipulate to be connected the nebulizer one side opening portion 162 on the nozzle (connecting portion 152 of L word pipe 150) of nebulizer and is pressed and is connected to the space 168 between the facial user one side opening portion 163 of user; Flange part 164, it extends in the user one side opening portion end of this wall portion 161 and from the user one side opening portion end of this wall portion 161 continuously laterally.
The mask for nebulizer 160 of this embodiment is made through the vacuum forming (sheet material shaping) of using flaky resin component element.As the material of flaky resin component element, preferably utilize the excellent material of organism adaptability and drug resistance, suitable polypropylene (PP) or polyethylene (PE), the polystyrene (PS) etc. of utilizing.The preferred thickness that is shaped back mask for nebulizer 160 is approximately tens of μ m～hundreds of μ m, the suitable about 200 μ m～400 μ m that form.In addition, the thickness of whole mask for nebulizer 160 needn't be necessarily even, and according to the position, its thickness also can be different, but for to control manufacturing cost low, the thickness of preferred whole mask for nebulizer 160 is even.
Like Fig. 4～shown in Figure 6, the user one side opening portion end of wall portion 161 is positioned in fact on the same plane, thus user one side opening portion 163 shape of ovalize in fact in above-mentioned plane.Wherein, above-mentioned " substantial oval in shape " not only comprises the proper oval in shape of geometry, also comprises avette or runway (track) shape etc. does not contain all oblong shapes of sweep on its profile.Why the shape of user one side opening portion 163 forms actual oval in shape, is because in die-cut (cut-out) operation after vacuum forming, has utilized and in fact in same plane, has carried out die-cut plane bicker and cause.If utilize such plane bicker, just can prevent unnecessary expensive of manufacturing equipment, mask for nebulizer at a low price can be provided.
Mask for nebulizer 160 is pushed be connected under the facial state of user in that kind as shown in Figure 3 and carried out para-position; Make the major axis and the facial vertical consistency of user of this oval-shaped user one side opening portion 163, and minor axis and user face is horizontal consistent.Therefore, as shown in Figure 4, be positioned at the circumference A on the top on the long axis direction of user one side opening portion 163 of mask for nebulizer 160, become and push the zone that is connected to the bridge of the nose 301 that comprises user and near part thereof; Be positioned at the circumference B of the bottom on the long axis direction of user one side opening portion 163 of mask for nebulizer 160, become and push the zone that is connected to the jaw portion that comprises user and near part thereof; Be positioned at the circumference C of the left and right sides portion on the short-axis direction of user one side opening portion 163 of mask for nebulizer 160, become the zone of pushing respectively on the left and right sides cheek that is connected to user.In addition; Be connected under the facial state of user in that mask for nebulizer 160 is being pushed, near the user one side opening portion end of wall portion 161 and the part near user one side opening portion end of flange part 164 become and the contact site 165 of testee's facial contact (with reference to Fig. 7～Figure 10 etc.).
In the mask for nebulizer 160 of this embodiment;, form and curve bending in the whole circumferential last time of user one side opening portion 163 in the user one side opening portion end of wall portion 161 and the flange part 164 that forms of the mode of extending laterally with continuously from the user one side opening portion end of wall portion 161.That is, one side opening portion 163 is the border with user, and wall portion 161 and flange part 164 are to the 162 1 lateral bending Qu Yanshen of nebulizer one side opening portion.This flange part 164 is following such positions,, is connected to user when facial in that mask for nebulizer 160 is pushed that is, improves the contact site 165 of mask for nebulizer 160 and the adaptation between the face, and makes user can not feel pain.Therefore, the part of the leap user one side opening portion 163 of mask for nebulizer 160 all forms bending, also can keep this forniciform shape mask for nebulizer 160 being pushed be connected under the facial state of user.
As shown in Figure 7, in that being pushed, mask for nebulizer 160 is connected to user when facial, and the flange part 164A of the part corresponding with the part of the contact user bridge of the nose is with the curvature bending shaping of regulation.In addition; Like Fig. 8 and shown in Figure 9; In that being pushed, mask for nebulizer 160 is connected to user when facial, also the curvature bending shaping of flange part (the for example flange part of Reference numeral 164B, the represented part of 164C among the figure) of the part corresponding with part beyond the part of the contact user bridge of the nose (part that promptly contact) with the jaw portion of user or cheek etc. to stipulate.
At this, like Fig. 7～shown in Figure 9, the curvature of flange part 164 on the back bending direction upwards the having nothing in common with each other in week of mask for nebulizer 160 in user one side opening portion 163.More specifically; The curvature of flange part 164A on the back bending direction of the part corresponding with the part of the contact user bridge of the nose; Form littler in the curvature on the back bending direction (for example, the flange part 164B shown in the figure, the curvature of 164C on the back bending direction) than the flange part 164 of the part corresponding with the part part in addition of the contact user bridge of the nose.Promptly; The flange part 164A of the part corresponding with the part of the contact user bridge of the nose has minimum curvature, and the curvature of wherein said minimum is meant in the curvature along minimum in the curvature of each position on the back bending direction of the flange part 164 of the circumferential setting of user one side opening portion 163.Like this, through the curvature of adjustment flange part 164, can adjust the easness of the strain that makes progress in week of user one side opening portion 163 corresponding to each position of flange part 164.If particularly as above-mentioned, constitute, just can make flange part 164A bigger than flange part 164B and flange part 164C at the easness of the strain that makes progress in week of user one side opening portion 163 at the easness of the strain that makes progress in week of user one side opening portion 163.
In addition, like Fig. 7～shown in Figure 9, be configured as upwards having nothing in common with each other in week in user one side opening portion 163 in the length of flange part 164 on the back bending direction of mask for nebulizer 160.More specifically, the length L of flange part 164A on the back bending direction of the part corresponding with the part of the contact user bridge of the nose
A, form flange part 164 than the part corresponding in the length on the back bending direction (for example, the flange part 164B shown in the figure, the length L of 164C on the back bending direction with the part beyond the part of the contact user bridge of the nose
B, L
C) short (L
A＜L
B, L
A＜L
C).Promptly; The flange part 164A of the part corresponding with the part of the contact user bridge of the nose forms has minimum length, and the length of wherein said minimum is meant in the length along minimum in the length of each position on the back bending direction of the flange part 164 of the circumferential setting of user one side opening portion 163.Like this, through the length of adjustment flange part 164, can be adjusted at the easness of the strain that makes progress in week of user one side opening portion 163 corresponding to each position of flange part 164.If particularly as above-mentioned constitute; Just can make the easness of flange part 164A in the strain that makes progress in week of user one side opening portion 163, bigger than flange part 164B and flange part 164C at the easness of the strain that makes progress in week of user one side opening portion 163.
Like this, through corresponding to curvature and the length of each position adjustment flange part 164 on the back bending direction, can adjust the easness of flange part 164 to each position in the strain that makes progress in week of user one side opening portion 163.Because having agley in wall portion 161 and from wall portion 161 continuously, do not extend flange part 164, so the easness of the strain of above-mentioned flange part 164 also influences continuously in this position and the wall portion 161 of extending from this position.Therefore, through to the easness of each position adjustment flange part 164, also can also adjust the easness of the strain at each position to wall portion 161 in the strain that makes progress in week of user one side opening portion 163.Therefore; If employing said structure; Just can carry out various adjustment to the easness of the strain of the mask for nebulizer 160 that comprises wall portion 161 and flange part 164 corresponding to each position; Through the easness of suitable adjusting strain, can avoid producing stress concentration and distortion that bending etc. are not expected at specific part.If particularly adopt said structure; Just can avoid pushing of mask for nebulizer 160 to be connected to the stress concentration of the part on the user bridge of the nose consciously, the mask for nebulizer 160 of the part corresponding with pushing the part that is connected on the user bridge of the nose is difficult to the distortion that takes place not expect.In addition; About the flange part that is positioned at the part except that flange part 164A～164C of the major axis that is positioned at user one side opening portion 163 or the part on the short-axis direction (promptly; Between flange part 164A and the flange part 164C and the flange part of the part between flange part 164C and the flange part 164B), be preferably shaped to the each point that has smoothly flange part 164A～164C and connect curvature and length on such back bending direction.
If as above-mentioned constitute; Shown in figure 10; Mask for nebulizer 160 is being pushed when being connected to face; The bridge of the nose circumference A that arrow P 1 direction is pressed and is connected to mask for nebulizer 160 in figure, thus the circumference A that comprises the mask for nebulizer 160 of above-mentioned flange part 164A is out of shape along the nose elasticity of shape of crossing over the bridge of the nose, and mate with nose.At this moment, than other parts strain taking place easily because the circumference A of mask for nebulizer 160 is such as stated, so can not produce local stress concentration at this circumference A, the distortion of not expecting such as also can not bend.
In addition; As stated; If the bridge of the nose circumference A that arrow P 1 direction is pressed and is connected to mask for nebulizer 160 in figure; And the circumference B that arrow P 2 directions are pressed and are connected to mask for nebulizer 160 in figure of jaw portion; Then mask for nebulizer 160 just extends on above-below direction and is out of shape along the long axis direction of user one side opening portion 163, follows this distortion, and each of the circumference C on the short-axis direction that is arranged in user one side opening portion 163 of mask for nebulizer 160 produces distortion and the direction represented to figure arrow P 3, P4 (promptly towards user one side and towards the direction of the inboard of user one side opening portion 163) is outstanding.Through this distortion, the circumference C of mask for nebulizer 160 pushes on the cheek that is connected to user closely.
As discussed above; Through forming mask for nebulizer 160 like this embodiment; Be connected to user when facial in that mask for nebulizer 160 is pushed, strains itself take place in mask for nebulizer 160, are close to thereby its contact site 165 becomes with the face of user.Therefore, can suppress mask for nebulizer 160 effectively and produce the distortion that bending etc. is not expected, prevent and leak gas and the suction efficiency of reduction aerosol, prevent that this bending part is contacted with skin and makes user produce pain etc.Particularly through adopting above-mentioned structure, can prevent the distortion that nose bridge under nasal bone is positioned at skin divides the bending that produces easily etc. not expect reliably.Consequently can become following mask for nebulizer; Promptly; In the mask for nebulizer of the disposable form of can qurer making; Can prevent the problem of gas leakage and pain, several at short notice user are used alternatingly under the such service condition of nebulizer also can not lose convenience.
In addition; In the above-described embodiment; Curvature and the length of flange part 164A on the back bending direction of for example clear part that will be corresponding with the part of the contact user bridge of the nose forms the situation aspect these two of curvature and the length of flange part 164 on the back bending direction that are different from the part corresponding with the part that contacts user bridge of the nose part in addition.If but constitute any difference at least in above-mentioned curvature on the back bending direction and the length, then can adjust the easness of flange part 164 in the strain that makes progress in week of user one side opening portion 163.Therefore, needn't be necessarily aspect two of curvature and the length of flange part 164 on the back bending direction, all adjust.
In addition; In the above-described embodiment; For example clear the extension laterally in the user one side opening portion end of wall portion 161 and from the user one side opening portion end of wall portion 161 continuously and the flange part 164 that forms form forniciform situation in complete all back bending of user one side opening portion 163, but flange part 164 need not form bending in complete all back bending of user one side opening portion 163.Below, represent a variation of this situation.
Figure 11 is the amplification view of flange part of the part corresponding with pushing the part that is connected on the bridge of the nose of mask for nebulizer of the variation of this embodiment.Shown in figure 11, in the mask for nebulizer of this variation, the flange part not back bending of 164A of the part corresponding and extend into plane with pushing the part that is connected on the bridge of the nose.At this, direction that flange part 164A extends and the planes that forms by user one side opening portion 163.In addition, identical with the situation of the flange part 164 of the corresponding part of the part beyond pushing the part that is connected on the bridge of the nose and above-mentioned this embodiment, back bending becomes bending and forms.
Under situation about so constituting; Can make the flange part 164A that pushes the corresponding part of the part that is connected on the bridge of the nose easness in the strain that makes progress in week of user one side opening portion 163, than with push the part that is connected on the bridge of the nose beyond the flange part 164 of the corresponding part of part big at the easness of the strain that makes progress in week of user one side opening portion 163.Therefore,, can prevent to produce local stress concentration, can obtain the effect same with above-mentioned embodiment at circumference A when mask for nebulizer 160 being pushed when being connected to face.
The mask for nebulizer 160 of this embodiment of above explanation with and variation in; The shape of the flange part 164A of the for example clear part corresponding with pushing the part that is connected on the bridge of the nose and with pushing the part that is connected in the jaw portion the variform situation of the flange part 164B of corresponding part, but these parts also can be with same shape formation.Form in this case; Make the easness of the flange part 164A of the part corresponding in the strain that makes progress in week of user one side opening portion 163 with pushing the part that is connected on the bridge of the nose; And the flange part 164B of the part corresponding with pushing the part that is connected in the jaw portion is at the easness of the strain that makes progress in week of user one side opening portion 163, and is bigger than the easness of the strain of the flange part of other positions that make progress in week of user one side opening portion 163.If constitute like this, so because can make mask for nebulizer 160 form laterally zygomorphic shape, so when nebulizer is installed, do not need can obtain the effect of above-below direction para-position at the long axis direction of user one side opening portion 163.
In addition; In the mask for nebulizer 160 and variation thereof of above-mentioned embodiment; For example understand the situation that flange part 164 is set in user one side opening portion 163 entire circumference; But according to circumstances, flange part 164 also can be provided with along the circumferential partition of user one side opening portion 163 discontinuously.
Further; In the mask for nebulizer 160 and variation thereof of above-mentioned embodiment; The for example clear easness that makes the flange part 164A of the part corresponding in the strain that makes progress in week of user one side opening portion 163 with pushing the part that is connected on the user bridge of the nose; The big situation of easness than the strain of the flange part at other positions that make progress in week that are positioned at user one side opening portion 163; But need not limit especially in this wise, also can constitute with push the part that is connected on the bridge of the nose beyond the flange part 164 of the corresponding part of part in the easness maximum of the strain that makes progress in week of user one side opening portion 163.
As stated, this disclosed embodiment with and variation only be illustration in all respects, be not to be used for limiting.Technical scope of the present invention is defined by the claims, and in addition, also comprises and the equal design of the record of claims and all changes in the scope.
Claims (4)
1. mask for nebulizer, it forms flaky resin component element through vacuum forming, wherein, has:
Wall portion; It is used for the space between regulation nebulizer one side opening portion and the user one side opening portion; Said nebulizer one side opening portion is connected in the nozzle of nebulizer, and said user one side opening portion pushes with the mode in the mouth that surrounds user and nostril and is connected to face;
Flange part, it extends in the said user one side opening portion end of said wall portion and from the said user one side opening portion end of said wall portion continuously laterally;
The said user one side opening portion end of said wall portion is positioned on the same plane,
Said user one side opening portion has oval in shape in fact in said plane,
Said flange part along the easness of the circumferential elastic springing of said user one side opening portion according to said flange part in the position that makes progress in week of said user one side opening portion and difference,
The said flange part of the part that the part that is connected on the user bridge of the nose with pushing of said user one side opening portion end is corresponding is along the easness of the circumferential elastic springing of said user one side opening portion, and is bigger along the easness of the circumferential elastic springing of said user one side opening portion than the said flange part of the part corresponding with other parts of said user one side opening portion end.
2. mask for nebulizer as claimed in claim 1, wherein, said flange part is bending from the said user one side opening portion end of said wall portion with the mode of back bending and extends,
The curvature of said flange part on the back bending direction of the part that the part that is connected on the user bridge of the nose with pushing of said user one side opening portion end is corresponding is littler than the curvature of other parts on the back bending direction of said flange part.
3. mask for nebulizer as claimed in claim 1, wherein, said flange part is bending from the said user one side opening portion end of said wall portion with the mode of back bending and extends,
The length of said flange part on the back bending direction of the part that the part that is connected on the user bridge of the nose with pushing of said user one side opening portion end is corresponding, shorter than the length of other parts on the back bending direction of said flange part.
4. mask for nebulizer as claimed in claim 1; Wherein, The said flange part of the part that the part that is connected on the user bridge of the nose with pushing of said user one side opening portion end is corresponding does not have back bending and is plane extension from the said user one side opening portion end of said wall portion
Mode with back bending is the bending extension to the said flange part of the part that the part beyond the part that is connected on the user bridge of the nose with pushing of said user one side opening portion end is corresponding from the said user one side opening portion end of said wall portion.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP297803/2006 | 2006-11-01 | ||
| JP2006297803A JP5055958B2 (en) | 2006-11-01 | 2006-11-01 | Nebulizer mask |
| PCT/JP2007/069551 WO2008053666A1 (en) | 2006-11-01 | 2007-10-05 | Mask for nebulizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101528296A CN101528296A (en) | 2009-09-09 |
| CN101528296B true CN101528296B (en) | 2012-09-19 |
Family
ID=39344014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007800401486A Expired - Fee Related CN101528296B (en) | 2006-11-01 | 2007-10-05 | Mask for nebulizer |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5055958B2 (en) |
| CN (1) | CN101528296B (en) |
| WO (1) | WO2008053666A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITBS20090030U1 (en) * | 2009-10-15 | 2011-04-16 | Flaem Nuova Spa | TWO-SPEED AMPOLLA DELIVERY FOR AEROSOLTERAPY APPLIANCES |
| CN104394919B (en) * | 2012-06-08 | 2016-10-26 | 皇家飞利浦有限公司 | There is the patient interface of liner for avoiding red seal |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2117172U (en) * | 1992-03-24 | 1992-09-30 | 南通杰西电器制造公司 | Breathing mask of ultrasonic atomizer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3459764B2 (en) * | 1997-11-20 | 2003-10-27 | 帝人株式会社 | Respiratory nose mask |
| JP2003102837A (en) * | 2001-09-28 | 2003-04-08 | Omron Corp | Suction auxiliary implement for atomizer and atomizer having the same |
| WO2005028011A2 (en) * | 2003-09-18 | 2005-03-31 | Dvm Pharmaceuticals, Inc. | Drug delivery mask for animals |
| JP5053863B2 (en) * | 2005-01-12 | 2012-10-24 | レスメド・リミテッド | Patient interface cushion |
-
2006
- 2006-11-01 JP JP2006297803A patent/JP5055958B2/en not_active Expired - Fee Related
-
2007
- 2007-10-05 WO PCT/JP2007/069551 patent/WO2008053666A1/en active Search and Examination
- 2007-10-05 CN CN2007800401486A patent/CN101528296B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2117172U (en) * | 1992-03-24 | 1992-09-30 | 南通杰西电器制造公司 | Breathing mask of ultrasonic atomizer |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2003-102837A 2003.04.08 |
| JP特开平11-151297A 1999.06.08 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101528296A (en) | 2009-09-09 |
| WO2008053666A1 (en) | 2008-05-08 |
| JP2008113745A (en) | 2008-05-22 |
| JP5055958B2 (en) | 2012-10-24 |
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Granted publication date: 20120919 |