CN210521509U - Laryngeal mask utricule and contain laryngeal mask of this laryngeal mask utricule - Google Patents
Laryngeal mask utricule and contain laryngeal mask of this laryngeal mask utricule Download PDFInfo
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- CN210521509U CN210521509U CN201920507768.6U CN201920507768U CN210521509U CN 210521509 U CN210521509 U CN 210521509U CN 201920507768 U CN201920507768 U CN 201920507768U CN 210521509 U CN210521509 U CN 210521509U
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- laryngeal mask
- inflation
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- utricule
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- 239000000463 material Substances 0.000 claims abstract description 20
- 239000007787 solid Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 210000003800 pharynx Anatomy 0.000 description 20
- 210000001519 tissue Anatomy 0.000 description 9
- 238000009423 ventilation Methods 0.000 description 8
- 238000007789 sealing Methods 0.000 description 5
- 241000907903 Shorea Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 210000003815 abdominal wall Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002627 tracheal intubation Methods 0.000 description 2
- 206010000060 Abdominal distension Diseases 0.000 description 1
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 206010063659 Aversion Diseases 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 210000000867 larynx Anatomy 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
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Abstract
The utility model provides a laryngeal mask utricule and contain laryngeal mask of this laryngeal mask utricule, the laryngeal mask utricule corresponds normal throat periphery organizational structure, the laryngeal mask utricule includes the gas cell and exempts from the gas cell, the gas cell dorsal part region and ventral region have, exempt from the gas cell and form in the ventral side top of gas cell. The utility model organically combines the inflation-free bag and the inflation bag to form a bag body, the outline of the bag body corresponds to the surrounding tissue structure of the normal throat, namely, the periphery of the normal throat can be sealed under the condition that the inflation laryngeal mask is not inflated; if special conditions (such as special throat blockage or deformation limitation of the inflation-free laryngeal mask) occur, the inflation bag body is inflated with proper air quantity, at the moment, the inflation-free bag flexible material deforms according to the pharyngeal structure of the human body to form a structure which is matched with the periphery of the throat, and the phenomena of air leakage and displacement of the laryngeal mask are effectively prevented.
Description
Technical Field
The utility model belongs to the field of medical equipment, concretely relates to laryngeal mask utricule.
Background
Laryngeal mask ventilation is a novel supraglottic airway management device, and when a patient cannot breathe spontaneously in emergency treatment and anesthesia, an artificial airway needs to be established quickly for ventilation of the patient, so that a laryngeal mask for quickly establishing the artificial airway is invented by an anesthesiologist Brain in England in 1983. The front end of the ventilation tube is connected with a flat long sleeve made of silicon rubber or other soft materials, and the size of the flat long sleeve can just cover the larynx, so the ventilation tube is called as a laryngeal mask ventilation tube. The patent refers to the field of 'medical instruments, devices or methods for the treatment of respiratory disorders'. 1. Because the prior inflatable laryngeal mask and the inflation-free laryngeal mask are two types of laryngeal masks which are independently used, the laryngeal mask cannot be used universally, has high processing cost and has certain selection limitation on clinic. 2. At present, no matter the inflatable type or the non-inflatable type is used clinically, a certain air leakage phenomenon exists, the air leakage occurrence rate of the currently clinically used air hood is about 8% -20%, at present, if the air leakage phenomenon of the laryngeal mask is found in the positive pressure ventilation process, some anesthetists can continuously inflate the air hood, the internal pressure of the air hood is caused to be too high, the high pressure can cause serious compressive damage to oropharyngeal tissues, the air hood is easy to expand and leak due to the too high pressure, the occurrence rate of gastric distention is high, the internal pressure of the air hood is continuously increased, the sealing effect cannot be increased, the air leakage rate can be increased, various complications can be caused, the air bag body is inflated to be larger and harder, the adaptability to various shapes of the pharynx is poorer, and the air leakage caused by displacement can also occur. 3. Exempt from inflatable laryngeal mask-laminating nature relatively better, exempt from inflatable laryngeal mask relatively operate fairly simple and conveniently, the intubate is implanted very fast, can be used to the first aid field, does not have the gasbag, does not have the mucous membrane damage that the gasbag pressure caused, nevertheless also can't deal with the different shape of pharyngeal portion, the same gas leakage phenomenon that can appear, and the general laryngeal mask intubate of exempting from to inflate easily takes place to buckle, the distortion, turns over a book. 4. In clinic, the phenomenon of the leakage of the laryngeal mask is dangerous sometimes, and particularly when tools such as an electrotome and the like appear in the operation process, the leakage of the gas is very dangerous because the combustion event can happen very possibly.
Disclosure of Invention
To the technical problem above, the utility model provides a laryngeal mask utricule, the laryngeal mask utricule corresponds normal throat periphery organizational structure, the laryngeal mask utricule include the gas cell and exempt from the gas cell, the gas cell dorsal part region and ventral region have, exempt from the gas cell and form in the ventral top of gas cell.
Preferably, the inflation-free bag is a solid body made of flexible materials.
Preferably, the inflatable bag is a hollow structure made of flexible materials.
Preferably, the ventral profile of the non-inflatable balloon conforms to the ventral profile of the inflatable balloon.
Preferably, the inflation-free bag body is bonded over the ventral side of the inflation bag.
Preferably, the inflation-free bag and the inflation bag are integrally formed.
Preferably, the hardness of the flexible material from which the non-inflatable bladder is made is between 0 and 30 degrees shore a.
Preferably, the flexible material from which the balloon is made has a hardness of between 0 and 40 degrees shore a.
Preferably, the hardness of the flexible material from which the non-inflatable bladder is made is between 0 and 10 degrees shore a.
In another aspect, the present invention provides a laryngeal mask including a laryngeal mask balloon as described above.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model organically combines the inflation-free bag and the inflation bag to form a bag body, the outline of the bag body corresponds to the surrounding tissue structure of the normal throat, namely, the periphery of the normal throat can be sealed under the condition that the inflation laryngeal mask is not inflated; if special conditions (such as special throat blockage or deformation limitation of the inflation-free laryngeal mask) occur, the inflation bag body is inflated with proper air quantity, at the moment, the inflation-free bag flexible material deforms according to the pharyngeal structure of the human body to form a structure which is matched with the periphery of the throat, and the phenomena of air leakage and displacement of the laryngeal mask are effectively prevented.
Drawings
Fig. 1 is a schematic side view of a laryngeal mask provided by the present invention;
figure 2 is a schematic radial cross-sectional view of a laryngeal mask balloon provided in the present invention;
fig. 3 is an axial schematic view of the laryngeal mask balloon provided by the present invention.
Detailed Description
The invention will be described in detail below with reference to the accompanying drawings, in which:
in the description of the present invention, the "back side", "ventral side", "above", "radial", "axial" relationship is based on the positional relationship shown in the drawings, and is only for convenience of description and simplification of the description, and does not indicate or imply that the structures and portions referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
As shown in fig. 1, the present invention provides a laryngeal mask, which comprises a ventilation tube 1 and a laryngeal mask balloon 2 arranged at the distal end of the ventilation tube, wherein the laryngeal mask balloon 2 corresponds to the normal throat peripheral tissue structure and is used for sealing the periphery of the throat entrance, and specifically, the laryngeal mask balloon comprises an inflatable balloon 21 and an inflation-free balloon 22, as shown in fig. 1, the inflatable balloon has a dorsal region B and a ventral region a, and the inflation-free balloon is formed above the ventral region of the inflatable balloon; the laryngeal mask utricule provided by the utility model can realize the function of sealing the throat when the inflatable bag is not inflated; when special throat tissues are met, the inflation-free bag has deformation limitation, and the inflation-free bag can be properly inflated by air quantity to be used as a supplementary means to realize sealing.
The utility model discloses the gas cell of the novel body uses flexible material to inject well cavity, hardness is between the shoreA0-40 degrees, the wall thickness of gas cell is thinner, be in flat state when not aerifing, if normal throat tissue then the gas cell need not aerify and make it use as exempting from to aerify laryngeal mask and can reach fine sealed effect, if special throat tissue makes it as exempting from to aerify the not good condition of sealed effect that appears, that just fills into appropriate tolerance in the gas cell and is used for raising slightly and exempts from the gas cell, the flexible material of cooperation utricule can make appropriate deformation according to the throat structure, with this better sealed and fixed function of realization. As shown in fig. 2, an inflation tube 3 is connected to the inflatable air bag, an inflation indicating bag 4 is connected to the inflation tube 3, and the inflation indicating bag 4 is provided with a joint connected with an inflation device; before inserting into the throat, the air in the inflatable bag is pumped out, the inner wall of the inflatable bag is attached to the ventilating pipe fixing seat, then intubation is carried out, and the inflatable bag is inflated according to clinical requirements after intubation.
The utility model provides an exempt from gas cell 22 can adopt the exempt from gas cell that prior art disclosed, in some preferred embodiments, exempt from to aerify laryngeal mask 22 and be the solid, as shown in fig. 2 and fig. 3, the utility model provides an exempt from gas cell is the solid, and this solid is formed by the flexible material preparation, and like this, when the utricule gets into the throat entry, according to the specific shape and size in periphery of throat, the deformation that matches with it can be made to the exempt from gas cell that the flexible material preparation formed, realizes better sealedly, and effectively prevents to shift. Because the utricule profile corresponds normal throat week organizational structure, if there is unusual throat week organizational structure, because of the utricule chooses softer material for use, thereby make the utricule can warp according to human tissue structure and form fine sealed, in the utility model discloses in, the hardness of the flexible material of preparation exempt from the gas cell is between shoreA 0-30 degree, preferably between shoreA 0-10 degree, in this embodiment, the hardness of exempt from the gas cell is about shoreA 5 degree.
The utility model provides a plurality of connection modes of the inflatable bag and the non-inflatable bag, and technicians in the field can provide a plurality of connection modes based on the principle provided by the utility model; the utility model provides two kinds of preferred structures: the first structure is as follows: as shown in fig. 1, the inflation-free bag 22 is adhered above the ventral region of the inflation bag, specifically referring to the adhesive layer 5 shown in fig. 1, at this time, the hardness of the flexible material of the inflation-free bag 22 and the hardness 21 of the inflation bag do not affect each other, so in this embodiment, the hardness of the inflation-free bag is relatively soft at about shoreA 5 degrees, and the deformation amplitude is relatively large according to different throat tissue structures; then, the bonding form is due to the existence of the bonding layer, so the utility model provides a second structure, as shown in fig. 2, the inflation-free bag is a solid body, the inflation-free bag 22 and the inflation bag 21 are integrally formed, in other words, the integrally formed laryngeal mask bag body is divided into the inflation-free bag 22 and the inflation bag 21, at this time, the hardness of the flexible material is kept consistent, for example, the shore a 30 degrees, as shown in fig. 3, the integrally formed laryngeal mask bag body 2 defines a hollow structure, the bag has a flexible abdominal wall 220 and a flexible back wall 210, at this time, the thickness 220 of the flexible abdominal wall is greater than that of the flexible back wall 210, and the flexible abdominal wall with larger thickness is used as the inflation-free bag.
In addition, the ventral profile of the inflation-free bag 22 is identical to the ventral profile of the inflation bag 21 in shape, so that the inflation-free bag 22 and the inflation bag 21 are combined together to realize effective sealing and fixing effects on different throat tissues.
The utility model provides a laryngeal mask utricule has found a solution direction for clinical laryngeal mask gas leakage phenomenon and laryngeal mask aversion phenomenon, provides many-sided alternative to clinical laryngeal mask uses simultaneously.
Although the embodiments disclosed by the subject matter described herein have been shown in the drawings and fully described above with particularity and detail in connection with several exemplary embodiments, many modifications, changes, and omissions may be made by those skilled in the art without departing from the teachings, principles, and concepts set forth herein. Accordingly, the proper scope of the disclosed invention should be determined only by the broadest interpretation of the appended claims so as to encompass all such modifications, changes, and omissions.
Claims (10)
1. A laryngeal mask balloon, comprising: the laryngeal mask balloon corresponds to a normal throat peripheral tissue structure and comprises an inflatable bag (21) and an inflation-free bag (22), wherein the inflatable bag is provided with a back side area (B) and a ventral side area (A), and the inflation-free bag (22) is formed above the ventral side area (A) of the inflatable bag (21).
2. The laryngeal mask balloon of claim 1, wherein: the inflation-free air bag is a solid body made of flexible materials.
3. The laryngeal mask balloon of claim 1, wherein: the inflatable bag is of a hollow structure made of flexible materials.
4. The laryngeal mask balloon of claim 1, wherein: the ventral profile of the inflation-free bag is consistent with the ventral profile of the inflation bag in shape.
5. The laryngeal mask balloon of claim 1, wherein: the inflation-free air bag body is bonded above the ventral side of the inflation air bag.
6. The laryngeal mask balloon of claim 1, wherein: the inflation-free air bag and the inflation air bag are integrally formed.
7. The laryngeal mask balloon of claim 2, wherein: the hardness of the flexible material for manufacturing the inflation-free bag is between 0 and 30 degrees in shore A.
8. The laryngeal mask balloon of claim 3, wherein: the hardness of the flexible material for making the inflatable bag is between shoreA0 and 40 degrees.
9. The laryngeal mask balloon of claim 7, wherein: the hardness of the flexible material for manufacturing the inflation-free bag is between 0 and 10 degrees in shore A.
10. A laryngeal mask, characterized by: the laryngeal mask includes a laryngeal mask balloon according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920507768.6U CN210521509U (en) | 2019-04-15 | 2019-04-15 | Laryngeal mask utricule and contain laryngeal mask of this laryngeal mask utricule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920507768.6U CN210521509U (en) | 2019-04-15 | 2019-04-15 | Laryngeal mask utricule and contain laryngeal mask of this laryngeal mask utricule |
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| Publication Number | Publication Date |
|---|---|
| CN210521509U true CN210521509U (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920507768.6U Active CN210521509U (en) | 2019-04-15 | 2019-04-15 | Laryngeal mask utricule and contain laryngeal mask of this laryngeal mask utricule |
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| Country | Link |
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| CN (1) | CN210521509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112107769A (en) * | 2020-08-06 | 2020-12-22 | 浙江优亿医疗器械股份有限公司 | Laryngeal mask with variable mask portion |
-
2019
- 2019-04-15 CN CN201920507768.6U patent/CN210521509U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112107769A (en) * | 2020-08-06 | 2020-12-22 | 浙江优亿医疗器械股份有限公司 | Laryngeal mask with variable mask portion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 317317 No.8 Youyi Road, Baita block, Xianju Economic Development Zone, Baita Town, Xianju County, Taizhou City, Zhejiang Province Patentee after: Zhejiang Youyi Medical Equipment Co.,Ltd. Address before: No.8 Youyi Road, Baita block, Xianju Economic Development Zone, Baita Town, Xianju County, Taizhou City, Zhejiang Province, 317300 Patentee before: ZHEJIANG UE MEDICAL Corp. |
|
| CP03 | Change of name, title or address | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xianju Youyi Medical Device Sales Co.,Ltd. Assignor: Zhejiang Youyi Medical Equipment Co.,Ltd. Contract record no.: X2024330000094 Denomination of utility model: A laryngeal mask capsule body and a laryngeal mask containing the same Granted publication date: 20200515 License type: Common License Record date: 20240605 |
|
| EE01 | Entry into force of recordation of patent licensing contract |