CN109172977A - Flexible liner, breathing casing structure and breathing interface - Google Patents

Flexible liner, breathing casing structure and breathing interface Download PDF

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Publication number
CN109172977A
CN109172977A CN201811191838.8A CN201811191838A CN109172977A CN 109172977 A CN109172977 A CN 109172977A CN 201811191838 A CN201811191838 A CN 201811191838A CN 109172977 A CN109172977 A CN 109172977A
Authority
CN
China
Prior art keywords
flexible liner
sealing gasket
housing
breathing
bond area
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.)
Pending
Application number
CN201811191838.8A
Other languages
Chinese (zh)
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENZHEN RUIZHIGU MEDICAL TECHNOLOGY Co Ltd
Original Assignee
SHENZHEN RUIZHIGU MEDICAL TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHENZHEN RUIZHIGU MEDICAL TECHNOLOGY Co Ltd filed Critical SHENZHEN RUIZHIGU MEDICAL TECHNOLOGY Co Ltd
Priority to CN201811191838.8A priority Critical patent/CN109172977A/en
Publication of CN109172977A publication Critical patent/CN109172977A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/0003Accessories therefor, e.g. sensors, vibrators, negative pressure
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06Respiratory or anaesthetic masks
    • A61M16/0605Means for improving the adaptation of the mask to the patient
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06Respiratory or anaesthetic masks
    • A61M16/0605Means for improving the adaptation of the mask to the patient
    • A61M16/0616Means for improving the adaptation of the mask to the patient with face sealing means comprising a flap or membrane projecting inwards, such that sealing increases with increasing inhalation gas pressure
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06Respiratory or anaesthetic masks
    • A61M16/0605Means for improving the adaptation of the mask to the patient
    • A61M16/0633Means for improving the adaptation of the mask to the patient with forehead support
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06Respiratory or anaesthetic masks
    • A61M16/0683Holding devices therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/08Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0816Joints or connectors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/75General characteristics of the apparatus with filters
    • A61M2205/7527General characteristics of the apparatus with filters liquophilic, hydrophilic
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M2210/00Anatomical parts of the body
    • A61M2210/06Head
    • A61M2210/0618Nose

Abstract

The present invention relates to a kind of flexible liners.The flexible liner is removable installed on the housing of breathing interface device, one end periphery of the housing laterally inwardly extends to form sealing gasket, the sealing gasket surrounds and forms opening, the flexible liner is spatial configuration and matches with the stereo profile of the sealing gasket, to form double layer cushion structure.The flexible liner enables to the wearing effect of breathing casing structure preferable.The present invention also provides a kind of breathing casing structure and breathing interfaces.

Description

Flexible liner, breathing casing structure and breathing interface
Technical field
The present invention relates to a kind of flexible liner, breathing casing structure and breathing interfaces.
Background technique
In the therapeutic process for sleep-respiratories class diseases such as obstructive sleep apneas, positive airway pressure is generally used Barotropic gas is delivered in patient respiratory air flue by therapy by breathing apparatus.It is logical that this breathing apparatus generally includes positive pressure Device of air, that is, continuous positive pressure ventilation device (CPAP, Continuous Positive Airway Pressure) or double levels are just Press air-breather (Bi-PAP, bilevel positive airway pressure), air delivery pipe and mask.Mask one As include the connector being connect with air delivery pipe, bend pipe, shell, flexible housing, bandage and bracket.Connector, bend pipe, shell with And flexible housing is sequentially connected, bracket is fixed on shell, and bandage both ends are snapped on bracket.In use, mask is consolidated by bandage It is scheduled on patient's nose or snout region, the skin of flexible housing and bond area under the action of bandage and nose cup inside and outside differential pressure Fitting is formed airtight between skin, is delivered to barotropic gas in patient respiratory air flue.In use, mask and skin contact Comfort level, stability, sealing effect be three very important indexs, patient's usage experience and treatment effect will be directly affected Fruit.
The flexible housing of common mask or nose cup contact skin is molded with using silica gel material, silica gel material and skin Skin directly contact there is a problem of it is following: silica gel is the material of hydrophobic oleophobic and poor air permeability, almost without fat absorption, moisture absorption arrange The function of sweat, when wearing mask or nose cup for a long time, sweat, the grease of wearer's face skin metabolism out can not be arranged effectively Out, the facial skin for contacting mask or nose cup for a long time under pressure loading will be easy to appear serious red seal, even local skin Wound etc. of bursting influences therapeutic effect and patient receives the compliance of positive airway pressure so that its wearing experience effect is bad.
Summary of the invention
Based on this, it is necessary to provide a kind of preferable flexible liner of wearing effect, breathing casing structure and breathing interface Interface.
A kind of flexible liner is removable installed on the housing of breathing interface device, one end week of the housing Edge laterally inwardly extends to form sealing gasket, the sealing gasket around forming opening, the flexible liner for spatial configuration simultaneously It matches with the stereo profile of the sealing gasket, to form double layer cushion structure.
In a wherein embodiment, the material of the flexible liner is elastic fabric or PU sponge or elasticity The composite material or elastic fabric of fabric and sponge and the composite material of PU film or for be stacked mucigel, PU sea Continuous layer and elastic fabric.
In a wherein embodiment, the elastic fabric is can thermal finalization elastic fabric comprising following component: Buddhist nun Dragon, Lycra yarn, water absorbent fiber and hot-melt yarn.
In a wherein embodiment, the elastic fabric is elastic sandwich cloth, the flexible liner with a thickness of 0.4-5 millimeters.
In a wherein embodiment, bond area is formed on the sealing gasket, the sealing gasket is silica gel Liner, the flexible liner is at least partly covering the bond area.
In a wherein embodiment, skin contact area in direct contact with the skin is formed on the flexible liner Domain, the skin contact region and the bond area are least partially overlapped.
In a wherein embodiment, the surface of the flexible liner is coated with mucigel, and the flexible liner passes through The mucigel is removably attached on the bond area, and the mucigel is gel layer or non-drying glue layer.
In a wherein embodiment, the flexible liner includes annular body and is formed in the annular body periphery Cyclic annular periphery, the cyclic annular periphery of the flexible liner is removably attachable on the housing and around the sealing gasket, The annular body is separated from each other with the sealing gasket.
In a wherein embodiment, fluted, the cyclic annular periphery setting of the flexible liner is formed on the housing Flexible part, the elastic component are removably fastened in the groove.
In a wherein embodiment, the flexible liner further includes rigid clasp, and the rigid clasp is around described The outside projection of the outer ledge of skin contact region is convexly equipped with round frame on the rigid clasp, and the housing is concavely provided with Annular recess, the annular recess is paperwrapped in the outside of the bond area and is arranged with the bond area interval, described hard Matter snap ring set merges the sidewall surfaces for being attached at the housing, and the round frame is removably arranged in the annular recess The flexible liner to be installed on the housing.
In a wherein embodiment, the opposite sides that the flexible liner corresponds to bridge of the nose position thickeies setting.
A kind of breathing casing structure, including sealing gasket and flexible liner as described above, the sealing gasket one Body is formed on housing, and one end periphery of the housing laterally inwardly extends to form the sealing gasket, and the sealing gasket encloses It is open around being formed, the flexible liner is removable installed on the housing and at least partly covers the sealing gasket.
In a wherein embodiment, the sealing gasket is pad of silica gel, is formed with combination on the sealing gasket Region, the flexible liner at least partly cover the bond area, are formed on the flexible liner in direct contact with the skin Skin contact region.
In a wherein embodiment, the flexible liner part is bonded and is connected on the sealing gasket.
In a wherein embodiment, bridge of the nose contact zone is formed on the bond area, the flexible liner includes Attaching portion interconnected and separation unit, the attaching portion are removably attachable to the bridge of the nose contact zone, the separation unit with The bond area is separated from each other, and the skin contact region is formed in the attaching portion and the separation unit.
In a wherein embodiment, the flexible liner only covers the bridge of the nose contact zone.
In a wherein embodiment, fluted, the cyclic annular periphery setting of the flexible liner is formed on the housing Flexible part, the elastic component are removably fastened in the groove.
A kind of breathing interface, including as above described in any item breathing casing structures.
In a wherein embodiment, the breathing interface is mask, nose cup or mask.
Since the flexible liner is spatial configuration and is matched with the stereo profile of the sealing gasket, to form bilayer Gasket construction, for the flexible liner between housing and wearer's face skin, compressible deformation, distractive load avoids office Portion's stress concentrates (especially nose bridge), so that the comfort of wearing is significantly improved, so that the wearing of breathing casing structure is imitated Fruit is preferable.
In addition, be made of elastic fabric or PU sponge, and both materials are porous or reticular structure material, are had Preferable damping characteristics have the function of moisture absorbing and sweat releasing, pro-skin, buffering, so that the breathing is connect with casing structure and skin When touching, flexible liner is directly contacted with wearer's skin, perspires characteristic, energy using the hydrophilic of the flexible liner, oil suction, moisture-inhibiting Enough reduce the risk of red seal and skin injury.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the nose cup of an embodiment.
Fig. 2 is the perspective exploded view of nose cup shown in Fig. 1.
Fig. 3 is the stereoscopic schematic diagram of the partial cut of nose cup shown in Fig. 1.
Fig. 4 is the partial enlarged view in Fig. 3 at A.
Fig. 5 is the stereoscopic schematic diagram of the flexible liner of an embodiment.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", " right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention The normally understood meaning of technical staff is identical.Term used herein is intended merely to the mesh of description specific embodiment , it is not intended that in the limitation present invention.Term " and or " used herein includes one or more relevant listed items Any and all combinations.
A kind of nose cup 100 referring to FIG. 1 to FIG. 4, including winding pipe assembly 11, bracket 12, shell 13, housing 102 and flexibility Liner 103.The bracket is fixed on the shell 13, and the winding pipe assembly 11 is arranged in the bracket 2 and is fixedly connected In on the shell 13.The housing 102 is connected to the side that the shell 13 deviates from the bracket 12, wherein the housing 102 and shell 13 collectively form one receiving wearer's nose cavity 30, the housing 102 far from the shell 13 one Side is formed with an opening 101.Wherein, the side of the housing 102 is formed with sealing gasket, and the housing 102 is fixed on described On shell 13, the flexible liner 103 is set to side of the housing 102 far from the shell 13, that is, is set to described close On envelope liner.The sealing gasket and the flexible liner 103 collectively form breathing casing structure 10.
For example, the sealing gasket is removably attachable to together with the flexible liner 103, in another embodiment In, the sealing gasket is integrally formed on the housing 102, and the sealing gasket fixedly connects with the flexible liner 103 It connects together.The housing 102 is made of silica gel, and about 40 degree of shore hardness.The housing 10 is around the setting of the edge of opening 101 The sealing gasket, the sealing gasket laterally inwardly extend along the periphery of the housing 102, are formed with bond area thereon 1011, the bond area 1011 extends to from the largest contours line of the housing 102 from the periphery of the opening 101, wears The bond area Shi Suoshu 1011 will directly or indirectly be contacted with wearer's face skin.
For example, the flexible liner 20 is spatial configuration, centre is provided with an opening, to match opening on housing 10 Mouth 101, profile matches with the stereo profile of the bond area 1011 on the sealing gasket, size, the two superposition or multiple It is combined to form the breathing casing structure 10.For example, the flexible liner 20 is set on the housing 102, and extremely Small part covers the bond area 1011 in forming skin contact area in direct contact with the skin on the flexible liner 20 Domain 201, the material of the flexible liner 20 are elastic fabric (knitting warp or weft-knitted elastic fabric, do not dissipate side) or PU (polyurethane, polyurethane) sponge (compression ratio > 60%, extensibility > 30%, recovery stretch > 95%, tearing toughness It is high).
When wearing this described nose cup 100, the nose of wearer is contained in the cavity 30, the skin of the flexible liner 20 Skin contact area 201 directly with wearer's face skin contact.Since the flexible liner 20 is spatial configuration, knitted by elasticity Object or PU sponge are made, and both materials are porous or reticular structure material, have preferable damping characteristics, and have Moisture absorbing and sweat releasing, pro-skin, the function of buffering, so that when the breathing casing structure 10 and skin contact, flexible liner 20 Directly contacted with wearer's skin, perspire characteristic using the hydrophilic of the flexible liner, oil suction, moisture-inhibiting, can reduce red seal and The risk of skin injury.And the flexible liner 20 is between the housing 102 and wearer's face skin, compressible shape Become, distractive load avoids stress raisers (especially nose bridge), so that the comfort of wearing is significantly improved, so that described The wearing effect of breathing casing structure 10 is preferable.
For example, 1011 parts transversely of bond area extends to form mounting structure, in cavity 30 described in partial occlusion Air flow direction, since the compressible of the thickness direction of housing 102 is low, the buffering effect of material is poor, cannot effectively divide The load for being applied to wearer's face skin is dissipated, and the flexible liner 20 is attached on the mounting structure, extending direction It is vertical with the thickness direction of the housing 102, therefore can use the flexible liner on the mounting structure, improve the combination Degree of deformation of the flexible liner 20 on the airflow direction in the housing 102 on region 1011 improves buffering effect.
In order to improve the buffering effect of the flexible liner 20, the elastic fabric be can thermal finalization elastic fabric, packet Include following component: nylon, Lycra yarn content, water absorbent fiber and hot-melt yarn.Specifically, the elastic fabric is elastic Sanming City Control cloth, the flexible liner 20 with a thickness of 0.4-5 millimeters, preferable range is 0.4~0.2mm.By by the flexible liner Pad 20 is set as mentioned component, so as to improve the effect of its buffering and moisture absorption.
For example, the housing 102 is silica gel housing, the flexible liner 20 is removably attached at the sealing gasket At least partly on bond area 1011.For example, the flexible liner 20 is coated with mucigel towards the surface of the housing 102, The flexible liner 20 is removably attached on the bond area 1011 by the mucigel, and the mucigel is gel Layer or non-drying glue layer.By the ingredient for making the flexible liner 20 be set as different from the housing 102, double-deck answer is formed Gasket construction is closed, to play the supporting role of the housing 102, while can be improved using the flexible liner 20 described Contact of the breathing with casing structure 10 with skin is flexible.By the way that the mucigel is arranged, facilitate the replacement of the flexible liner 20.
For example, in one embodiment, bridge of the nose contact zone 1013, the flexible liner are formed on the bond area 1011 20 include attaching portion 21 interconnected and separation unit 23, and the attaching portion 21 is coated with adhesive-layer, institute towards the surface of housing It states attaching portion 21 and is attached at the bridge of the nose contact zone 1013, the separation unit 23 is separated from each other with the bond area 1011, institute Skin contact region 201 is stated to be formed in the attaching portion 21 and the separation unit 23.
In another embodiment, the flexible sealing liner 20 includes attaching portion 21 interconnected and separation unit 23, institute The edge that attaching portion 21 is located remotely from the side of its opening is stated, attaching is contacted with the upper edge on bond area by attaching portion 21, Separation unit 23 is separated with 1011 phase of bond area, the skin contact region 201 be formed in the attaching portion 21 with it is described In separation unit 23.
For example, be provided with frame (not shown) in the attaching portion 21, the frame is by the attaching portion 21 and the nose Beam contact zone 1013 is fixed together.For example, in another embodiment, the frame connects in the attaching portion 21 with the bridge of the nose Touching area 1013 is removably attachable to together.By the way that the separation unit 23 is arranged, so that the flexible liner 20 can be compared with Easily to connect and separating with the housing 102.For example, in another embodiment, being formed on the bond area 1011 Bridge of the nose contact zone 1013, the flexible liner 20 only cover the bridge of the nose contact zone 1013, in this case, the flexible liner Pad 20 uses material less, and can facilitate the manufacture of the breathing casing structure 10.Nose bridge institute when wearing breathing mask The stress received compares concentration, can be relieved, disperses the compression of nose bridge contact area through this structure, promotes wear comfort.
For example, the present invention provides a kind of nose cup, the nose cup includes the breathing casing structure 10.For example, above-mentioned exhale It smokes casing structure 10 to apply also in mask, the present invention also provides a kind of mask, the mask includes institute any one of as above State breathing casing structure 10.The production method of the mask is specific as follows: by flat fabric stereo shaping at prefabricated fabric portion Part;Silica gel is sprayed on prefabricated fabric component inner surface, and covering fabric yarn gap forms costive silica gel composite pad; And fabric silica gel composite pad is placed in injection mold, quadric injection mould forms mask body, obtains the compound of integral type Sealing gasket.Following process can also be used: (1) through die cavity foaming manufacture solid made of polyurethane sponge Flexible liner;(2) polyurethane flexible liner being placed in liquid silica gel injection molding, post forming forms mask body, Obtain the combined seal spacer of integral type.
For example, the present invention provides a kind of flexible liner 20, the flexible liner is used for mask or nose cup, the mask Or nose cup includes housing 102, the side of the housing 102 is formed with bond area 1011, and the flexible liner 20 is for setting It is placed on the housing 102, and at least partly covers the bond area 1011 in formation and skin on the flexible liner 20 The skin contact region 201 that skin directly contacts, the flexible liner 20 are spatial configuration, and material is elastic fabric or the sea PU It is continuous.For example, in one embodiment, the present invention also provides a kind of production method of flexible liner 20, the flexible liner 20 Production method, comprising the following steps: in single-sided fabric applying liquid silica gel or gel;Make the fabric solid sulfidization molding;With And the fabric is cut along profile by default, the flexible liner is made.By the setting of above-mentioned production method, so that The flexible liner 20 can be installed on the housing 102 or more convenient from the housing 102 more conveniently It disassembles.
Referring to Fig. 5, the flexible liner 103 of an embodiment includes annular body 1031 and is formed in described cyclic annular main The cyclic annular periphery 1033 of body periphery, the cyclic annular periphery of the flexible liner are removably attachable on the housing and around described Sealing gasket, the annular body are separated from each other with the sealing gasket.Fluted, the flexible liner is formed on the housing Cyclic annular periphery be provided with elastic component 1035, the elastic component is removably fastened in the groove.
For example, the present invention provides a kind of flexible liner, the flexible liner is used to be removable installed in the sealing of housing On liner, the flexible liner is spatial configuration and matches with the stereo profile of the sealing gasket, to form double layer cushion Structure, material are elastic fabric or PU sponge.In one embodiment, the bond area is concavely provided with holding tank, institute It states and is convexly equipped with the portion of plugging on flexible liner, the portion of plugging removably is inserted in the holding tank.
For example, the present invention provides a kind of flexible liner.The flexible liner is removable installed in breathing interface dress On the housing set, one end periphery of the housing laterally inwardly extends to form sealing gasket, and the sealing gasket is surrounded and formed out Mouthful, the flexible liner is spatial configuration and matches with the stereo profile of the sealing gasket, to form double layer cushion structure. The material of the flexible liner is the composite material or elasticity of elastic fabric or PU sponge or elastic fabric and sponge The composite material of fabric and PU film or mucigel, PU spongy layer and elastic fabric to be stacked.The elastic fabric is It can thermal finalization elastic fabric comprising following component: nylon, Lycra yarn, water absorbent fiber and hot-melt yarn.The elastic fabric For elastic sandwich cloth, the flexible liner with a thickness of 0.4-5 millimeters.Bond area, institute are formed on the sealing gasket Stating sealing gasket is pad of silica gel, and the flexible liner is at least partly covering the bond area.On the flexible liner It is formed with skin contact region in direct contact with the skin, the skin contact region and the bond area are at least partly heavy It is folded.The surface of the flexible liner is coated with mucigel, and the flexible liner is removably attached at institute by the mucigel It states on bond area, the mucigel is gel layer or non-drying glue layer.
For example, the flexible liner includes annular body and the cyclic annular periphery for being formed in the annular body periphery, it is described The cyclic annular periphery of flexible liner is removably attachable on the housing and around the sealing gasket, the annular body and institute Sealing gasket is stated to be separated from each other.Formed fluted on the housing, the cyclic annular periphery of the flexible liner is provided with elastic component, institute Elastic component is stated removably to be fastened in the groove.The flexible liner further includes rigid clasp, and the rigid clasp surrounds The outside projection of the outer ledge of the skin contact region is convexly equipped with round frame, the housing fovea superior on the rigid clasp Equipped with annular recess, the annular recess is paperwrapped in the outside of the bond area and is arranged with the bond area interval, institute It states rigid clasp set and merges the sidewall surfaces for being attached at the housing, it is recessed that the round frame is removably arranged in the ring-type The flexible liner to be installed on the housing in slot.The opposite sides that the flexible liner corresponds to bridge of the nose position thickeies Setting.
For example, the present invention provides a kind of breathing casing structure, including sealing gasket and as described in claim 1 soft Property liner, the sealing gasket is integrally formed on housing, and one end periphery of the housing laterally inwardly extends to form described close Envelope liner, the sealing gasket is around forming opening, and the flexible liner is removable installed on the housing and at least portion Divide covering the sealing gasket.The sealing gasket is pad of silica gel, is formed with bond area on the sealing gasket, described soft Property liner at least partly cover the bond area, skin contact area in direct contact with the skin is formed on the flexible liner Domain.The flexible liner part is bonded and is connected on the sealing gasket.Bridge of the nose contact zone is formed on the bond area, The flexible liner includes attaching portion interconnected and separation unit, and the attaching portion is removably attachable to the bridge of the nose contact Area, the separation unit are separated from each other with the bond area, and the skin contact region is formed in the attaching portion and described point From in portion.The flexible liner only covers the bridge of the nose contact zone.
For example, being formed fluted on the housing, the cyclic annular periphery of the flexible liner is provided with elastic component, the elasticity Part is removably fastened in the groove.For example, the present invention also provides a kind of breathing interfaces, including as above any one institute The breathing casing structure stated.In a wherein embodiment, the breathing interface is mask, nose cup or mask.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for embodiment described above, and the description thereof is more specific and detailed, but It cannot be construed as a limitation to the scope of the present invention.It should be pointed out that for the ordinary skill people of this field For member, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to of the invention Protection scope.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.

Claims (19)

1. a kind of flexible liner, which is characterized in that the flexible liner is removable installed in the cover of breathing interface device On shell, one end periphery of the housing laterally inwardly extends to form sealing gasket, and the sealing gasket surrounds and forms opening, described Flexible liner is spatial configuration and matches with the stereo profile of the sealing gasket, to form double layer cushion structure.
2. flexible liner as described in claim 1, which is characterized in that the material of the flexible liner be elastic fabric or The composite material or elastic fabric of PU sponge or elastic fabric and sponge and the composite material of PU film or for stacking set Mucigel, PU spongy layer and the elastic fabric set.
3. flexible liner according to claim 2, which is characterized in that the elastic fabric be can thermal finalization elastic fabric, It includes following component: nylon, Lycra yarn, water absorbent fiber and hot-melt yarn.
4. flexible liner according to claim 3, which is characterized in that the elastic fabric is elastic sandwich cloth, described Flexible liner with a thickness of 0.4-5 millimeters.
5. flexible liner as described in claim 1, which is characterized in that bond area is formed on the sealing gasket, it is described Sealing gasket is pad of silica gel, and the flexible liner is at least partly covering the bond area.
6. flexible liner as claimed in claim 5, which is characterized in that be formed on the flexible liner in direct contact with the skin Skin contact region, the skin contact region and the bond area are least partially overlapped.
7. flexible liner according to claim 5, which is characterized in that the surface of the flexible liner is coated with mucigel, The flexible liner is removably attached on the bond area by the mucigel, the mucigel be gel layer or Non-drying glue layer.
8. flexible liner according to claim 1, which is characterized in that the flexible liner includes annular body and be formed in The cyclic annular periphery of the cyclic annular periphery of the annular body periphery, the flexible liner is removably attachable on the housing and encloses Around the sealing gasket, the annular body is separated from each other with the sealing gasket.
9. flexible liner according to claim 8, which is characterized in that form fluted, the flexible liner on the housing The cyclic annular periphery of pad is provided with elastic component, and the elastic component is removably fastened in the groove.
10. flexible liner according to claim 6, which is characterized in that the flexible liner further includes rigid clasp, described Rigid clasp surrounds the outside projection of outer ledge of the skin contact region, is convexly equipped with round frame on the rigid clasp, The housing is concavely provided with annular recess, the annular recess be paperwrapped in the outside of the bond area and with the bond area Interval setting, the rigid clasp set merge the sidewall surfaces for being attached at the housing, and the round frame, which removably blocks, to be set In in the annular recess the flexible liner to be installed on the housing.
11. flexible liner according to claim 1, which is characterized in that the flexible liner corresponds to the opposite of bridge of the nose position Two sides thicken setting.
12. a kind of breathing casing structure, which is characterized in that including sealing gasket and flexible liner as described in claim 1 Pad, the sealing gasket are integrally formed on housing, and one end periphery of the housing laterally inwardly extends to form the sealing lining Pad, around opening is formed, the flexible liner is removable installed on the housing and at least partly covers the sealing gasket Cover the sealing gasket.
13. breathing casing structure as claimed in claim 12, which is characterized in that the sealing gasket is pad of silica gel, institute It states and is formed with bond area on sealing gasket, the flexible liner at least partly covers the bond area, the flexible liner On be formed with skin contact region in direct contact with the skin.
14. breathing casing structure as claimed in claim 13, which is characterized in that the flexible liner part is bonded and connects In on the sealing gasket.
15. breathing casing structure as claimed in claim 14, which is characterized in that be formed with the bridge of the nose on the bond area and connect Area is touched, the flexible liner includes attaching portion interconnected and separation unit, and the attaching portion is removably attachable to the nose Beam contact zone, the separation unit are separated from each other with the bond area, the skin contact region be formed in the attaching portion with In the separation unit.
16. breathing casing structure according to claim 15, which is characterized in that the flexible liner only covers the nose Beam contact zone.
17. breathing casing structure according to claim 12, which is characterized in that form fluted, institute on the housing The cyclic annular periphery for stating flexible liner is provided with elastic component, and the elastic component is removably fastened in the groove.
18. a kind of breathing interface, which is characterized in that including the breathing cover as described in any one of claim 12-17 Shell structure.
19. breathing interface as claimed in claim 18, which is characterized in that the breathing interface is mask, nose cup Or mask.
CN201811191838.8A 2018-10-12 2018-10-12 Flexible liner, breathing casing structure and breathing interface Pending CN109172977A (en)

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CN201811191838.8A CN109172977A (en) 2018-10-12 2018-10-12 Flexible liner, breathing casing structure and breathing interface
PCT/CN2019/108851 WO2020073840A1 (en) 2018-10-12 2019-09-29 Flexible pad, breathing cover structure, and breathing interface

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
WO2020073840A1 (en) * 2018-10-12 2020-04-16 深圳瑞之谷医疗科技有限公司 Flexible pad, breathing cover structure, and breathing interface
WO2021019312A1 (en) * 2019-07-31 2021-02-04 ResMed Pty Ltd Patient interface having seal-forming structure with varying construction
WO2021175231A1 (en) * 2020-03-02 2021-09-10 杨铭域 Mask cream, mask patch, mask and method

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US8950403B2 (en) * 2008-03-04 2015-02-10 Resmed Limited Mask system and method for constructing the same
NZ591308A (en) * 2008-09-12 2013-09-27 Resmed Ltd Foam-based interfacing structure method and apparatus
WO2013186657A1 (en) * 2012-06-12 2013-12-19 Koninklijke Philips N.V. Patient interface for delivering gas to a user
US11426552B2 (en) * 2014-10-10 2022-08-30 ResMed Pty Ltd Foam cushion respiratory apparatus
EP3095478A1 (en) * 2015-05-19 2016-11-23 Air Liquide Medical Systems Respiratory mask with improved cushion
CN109172976A (en) * 2018-10-12 2019-01-11 深圳瑞之谷医疗科技有限公司 Breathing casing structure and breathing interface
CN109172977A (en) * 2018-10-12 2019-01-11 深圳瑞之谷医疗科技有限公司 Flexible liner, breathing casing structure and breathing interface

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020073840A1 (en) * 2018-10-12 2020-04-16 深圳瑞之谷医疗科技有限公司 Flexible pad, breathing cover structure, and breathing interface
WO2021019312A1 (en) * 2019-07-31 2021-02-04 ResMed Pty Ltd Patient interface having seal-forming structure with varying construction
WO2021175231A1 (en) * 2020-03-02 2021-09-10 杨铭域 Mask cream, mask patch, mask and method

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