CN217366816U - Inflation-free laryngeal mask - Google Patents
Inflation-free laryngeal mask Download PDFInfo
- Publication number
- CN217366816U CN217366816U CN202123375934.8U CN202123375934U CN217366816U CN 217366816 U CN217366816 U CN 217366816U CN 202123375934 U CN202123375934 U CN 202123375934U CN 217366816 U CN217366816 U CN 217366816U
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- Prior art keywords
- inflation
- tube
- free
- laryngeal mask
- mask
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- 239000007779 soft material Substances 0.000 claims abstract description 16
- 238000009423 ventilation Methods 0.000 claims abstract description 15
- 206010036790 Productive cough Diseases 0.000 claims description 19
- 210000003802 sputum Anatomy 0.000 claims description 19
- 208000024794 sputum Diseases 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 10
- 230000000007 visual effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 6
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 210000003800 pharynx Anatomy 0.000 description 13
- 230000000694 effects Effects 0.000 description 5
- 210000003437 trachea Anatomy 0.000 description 5
- 206010040007 Sense of oppression Diseases 0.000 description 3
- 210000003238 esophagus Anatomy 0.000 description 3
- 210000004051 gastric juice Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 206010016766 flatulence Diseases 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 210000002784 stomach Anatomy 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 208000026137 Soft tissue injury Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000000243 solution Substances 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
-
- 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
- A61M16/04—Tracheal tubes
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Emergency Medicine (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Endoscopes (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model relates to an inflation-free laryngeal mask, which comprises a tube body and a mask sac formed at the far end of the tube body, wherein the tube body is made of soft materials, the tube body limits an airway extending from the near end to the far end, the near side of the tube body is provided with an interface connected with external equipment, and the far end of the tube body is connected with the mask sac; the cover bag is made of soft materials and is provided with an inflation-free bag body positioned on the ventral surface and a cavity bag body positioned on the back surface, and the inflation-free bag body defines an outlet communicated with the ventilation cavity; the head end of the cover bag is provided with a plurality of skirt edge bulges.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to exempt from to aerify laryngeal mask.
Background
Laryngeal mask ventilation is a novel supraglottic airway management device and plays an important role in emergency treatment and anesthesia. The laryngeal mask has been used for more than 40 years after being put into practical use in the eighties of the last century, and at present, the laryngeal mask has a plurality of types, but the laryngeal mask mainly needs to be inflated to enable the laryngeal mask to be inflated to achieve a sealing effect. However, such laryngeal masks have inevitable drawbacks:
the inflatable laryngeal mask needs to be inflated and exhausted when in use, and the laryngeal mask needs to be pressed when the laryngeal mask is exhausted before being placed, so that the air bag keeps a shuttle-shaped state. The preparation work before the operation is too much, and the whole process is relatively complicated;
if the air bag is inflated with a large amount of air, the air bag body is large and hard, the sealing effect is weakened, the pressure of the throat is increased, and the related soft tissue injury can be caused by long-time compression; if the inflation is insufficient, the bladder does not achieve the desired inflation effect and may also result in insufficient sealing.
Generally, the front end of the laryngeal mask is not sealed tightly with the throat, which may cause the intercommunication between the trachea and the esophagus, may cause the gas in the trachea to pass into the stomach, and may cause the fluid in the stomach to flow back to the trachea.
In addition, the common laryngeal mask is inserted into a human body through blind insertion, and visibility cannot be achieved in the process, so that medical staff are required to have enough laryngeal mask inserting experience, and the operation of the medical staff is tested.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides an exempt from to aerify laryngeal mask of avoiding producing the oppression to the throat when sealing performance is excellent.
In order to achieve the above purpose, the present invention adopts the following technical scheme
An inflation-free laryngeal mask comprises a tube body and a mask sac formed at the far end of the tube body,
the tube body is made of soft materials, the tube body limits a ventilation cavity channel extending from a near end to a far end, an interface connected with external equipment is arranged at the near side of the tube body, and the far end of the tube body is connected with the mask bag;
the cover bag is made of soft materials and is provided with an inflation-free bag body positioned on the ventral surface and a cavity bag body positioned on the back surface, and the inflation-free bag body defines an outlet communicated with the ventilation cavity; the head end of the mask bag is provided with the plurality of skirt edge bulges, the contact area between the head end of the mask bag and the throat is increased by increasing the size of the mask bag at the head end, and sealing is realized;
the inflation-free laryngeal mask provided by the technical scheme is made of soft materials, so that the laryngeal mask is softer and reduces foreign body sensation; meanwhile, the mask bag is made of soft materials, so that the oppression feeling of the mask bag on the throat part can be relieved to a certain extent; in addition, the cover bag is made of soft materials and is better matched with the structure of the throat, meanwhile, the sealing effect is further enhanced by the aid of the skirt bulges, and the situations that the trachea and the esophagus are communicated with each other due to the fact that the head end of the laryngeal mask is not sealed with the throat, and flatulence or gastric juice backflow and aspiration are caused are avoided.
As preferred scheme, exempt from to inflate the gasbag body on have many shelves sputum and accept the chamber, accept the chamber and be disposed at the export front end to backstop sputum gets into the chamber way of ventilating from the export, many shelves are accepted the chamber and are backstopd sputum, avoid the sputum to flow back to the export.
Preferably, the inflation-free laryngeal mask further comprises a visual device, the head end of the visual device is a camera, the camera is constrained on the inflation-free mask body and is arranged close to the outlet, so that the problems of blind inspection and the like can be avoided, and the situations of whether gastric juice reflows near the outlet or not can be observed in real time.
Preferably, the inflation-free laryngeal mask further comprises a drainage pipeline, the drainage pipeline penetrates through the tube body, the drainage pipeline is provided with an upper suction port and a lower suction port, and the lower suction port is arranged on the cavity sac body and can suck liquid such as sputum and the like on the back of the laryngeal mask.
Preferably, the inflation-free bag body is provided with stop blocks at intervals in sequence from the extending direction, and the accommodating cavity is formed by two adjacent stop blocks.
Preferably, the camera is connected with an external video player through a wireless or wired connection.
Preferably, the inflation-free laryngeal mask further comprises a camera tube, at least part of the front end of the camera tube is transparent to form a visible window, and the size of the camera tube allows a visual device to be inserted and pulled out, so that a camera can reach the visible window for observation.
Preferably, the tube body has an inner channel extending from the proximal end to the distal end, and the remaining space of the inner channel after accommodating the drainage tube and the camera tube is a ventilation lumen.
Preferably, the surfaces of the ventilation cavity and the pipe body are provided with lubricating layers.
Compared with the prior art, the utility model has the following advantage:
1. the sealing performance of the laryngeal mask and the laryngeal part of the pharynx is ensured by utilizing the mask sac made of soft materials and the arrangement of the raised skirt edge;
2. the non-inflatable cover bag made of soft materials is used for reducing the oppression feeling to the throat;
3. a camera is arranged at the outlet of the ventilation cavity, and the laryngeal mask placing condition can be observed;
4. the front end of the outlet is provided with the containing cavity, so that the sputum is prevented from entering the ventilation cavity channel from the outlet, and the condition of aspiration is avoided;
5. and a drainage tube is arranged to suck liquid on the back of the laryngeal mask.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the ventral structure of the inflation-free laryngeal mask of the present invention.
Fig. 3 is a back structural schematic diagram of the inflation-free laryngeal mask of the present invention.
Wherein, 1, a tube body; 2. a covering bag; 3. a ventilation lumen; 4. an inflation-free bag body; 5. a hollow bladder body; 6. an outlet; 7. the skirt edge is convex; 8. an accommodating cavity; 81. a stop block; 9. a visual device; 10. a camera; 11. a drainage conduit; 12. an upper suction port; 13. a lower suction port; 14. a camera pipeline; 15. a visual window; 16. a video player; 17. an interface; 18. an opening; 19. and (6) opening holes.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the method or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," "retained," and the like are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other at the inner sections. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 to 3, an embodiment of the present invention provides an inflation-free laryngeal mask, including a tube body 1 and a mask sac 2 formed at a distal end of the tube body 1, where the tube body and the mask sac include but are not limited to integral molding, secondary injection molding, and assembly molding;
the device comprises a tube body 1, a mask bag 2 and a control device, wherein the tube body 1 is made of soft materials, the tube body 1 defines a ventilation cavity 3 extending from a proximal end to a distal end, an interface 17 connected with external equipment is arranged at the proximal side of the tube body 1, and the distal end of the tube body 1 is connected with the mask bag 2;
the mask bag 2 is made of soft materials and is provided with an inflation-free bag body 4 positioned on the ventral surface and a cavity bag body 5 positioned on the back surface, and the inflation-free bag body 4 defines an outlet 6 communicated with the ventilation cavity; the head end of the mask sac 2 is provided with a plurality of skirt edge bulges 7, the contact area between the head end of the mask sac and the throat is increased by increasing the size of the mask sac at the head end, and sealing is realized;
the inflation-free laryngeal mask provided in the embodiment is made of soft materials, so that the laryngeal mask is softer and reduces foreign body sensation; meanwhile, the covering bag 2 is made of soft materials, so that the oppressive feeling of the covering bag 2 to the throat part can be relieved to a certain extent; in addition, the cover bag 2 is made of soft materials and is better matched with the structure of the throat, meanwhile, the skirt edge bulge 7 is utilized to further enhance the sealing effect, and the situations that the trachea and the esophagus are communicated with each other due to the fact that the head end of the laryngeal mask is not sealed with the throat, and accordingly flatulence or gastric juice backflow and aspiration are caused are avoided.
Preferably, as shown in fig. 2, the inflation-free bag body 4 has a plurality of sputum-containing cavities 8, the containing cavities 8 are disposed at the front end of the outlet 6 to prevent sputum from entering the airway 3 from the outlet 6, the plurality of receiving cavities 8 stop sputum, so as to prevent the sputum from flowing back to the outlet 6, and the operation of the doctor is smoother;
in some embodiments, as shown in fig. 2, the inflation-free bag body 4 is provided with a plurality of stop blocks 81 spaced in sequence from the extending direction, and the receiving cavity 8 is formed by two adjacent stop blocks 81.
Preferably, as shown in fig. 2, the inflation-free laryngeal mask further comprises a visual device 9, the head end of the visual device 9 is a camera 10, the camera 10 is constrained on the inflation-free laryngeal mask body, and is arranged near the outlet 6, so that the real-time observation is performed, and the problems of blind plugging and the like are avoided.
In some embodiments, the camera 10 is connected to an external video player 16 via a wireless or wired connection.
In other embodiments, the non-inflatable laryngeal mask further comprises a camera tube 14, the front end of the camera tube 14 is at least partially transparent to form a visible window 15, and the size of the camera tube 14 allows the visual device 9 to be inserted and pulled out, so that the camera 10 can reach the visible window 15 for observation.
Preferably, as shown in fig. 3, the inflation-free laryngeal mask further comprises a drainage tube 11 into which the suction tube can be inserted, the drainage tube 11 is arranged to penetrate through the tube body 1, the drainage tube 11 is provided with an upper suction port 12 and a lower suction port 13, the lower suction port 13 is arranged on the cavity balloon 5, and the cavity balloon 5 is further provided with an opening 18 communicated with the lower suction port 13
And a lumen communicating with the opening 18 for storing sputum and the like for sucking up the sputum and the like on the back of the laryngeal mask.
Preferably, as shown in fig. 1 to 3, the tube body 1 has an internal channel extending from the proximal end to the distal end, and the remaining space of the internal channel after receiving the drainage tube 11 and the imaging tube 14 is the airway channel 3, that is, the drainage tube 11, the imaging tube and the airway channel 3 are all separately arranged.
Preferably, the ventilation cavity 3, the surface of the tube body 1 and the cover sac are provided with lubricating layers, so that the ventilation cavity, the tube body and the cover sac are conveniently placed.
Preferably, as shown in fig. 2, a material layer capable of adsorbing sputum is arranged in the inflation-free air bag body, and an opening 19 is arranged on the inflation-free air bag body, so that the material layer can adsorb the sputum from the opening 19;
specifically, a material layer capable of absorbing sputum is inlaid in the inflation-free air bag body or attached to the inner surface of the inflation-free air bag body, preferably, the material layer is made of cotton material,
it should be noted that the above embodiments are merely representative examples of the present invention. The utility model can also have a plurality of deformations. Any simple modification, equivalent changes and modifications made to the above embodiments according to the essence of the present invention should be considered as belonging to the protection scope of the present invention.
Claims (10)
1. Exempt from to aerify laryngeal mask, its characterized in that: comprises a tube body and a cover sac formed at the far end of the tube body,
the tube body is made of soft materials, the tube body limits a ventilation cavity channel extending from a near end to a far end, an interface connected with external equipment is arranged at the near side of the tube body, and the far end of the tube body is connected with the mask bag;
the mask bag is made of soft materials and is provided with an inflation-free bag body positioned on the ventral surface and a cavity bag body positioned on the back surface, and the inflation-free bag body defines an outlet communicated with the ventilation cavity; the head end of the mask sac is provided with a plurality of skirt edge bulges so as to generate a sealing relation with the throat.
2. The non-inflatable laryngeal mask of claim 1, wherein the non-inflatable balloon body is provided with a plurality of sputum receiving cavities, the receiving cavities being arranged at the front end of the outlet to stop sputum from entering the airway channel from the outlet.
3. The inflation-free laryngeal mask of claim 1, further comprising a visual device, wherein the visual device is a camera at a head end, and the camera is constrained on the inflation-free mask body and is arranged near the outlet.
4. The non-inflatable laryngeal mask of claim 1, further comprising a drainage tube disposed through the tube, the drainage tube having an upper suction port and a lower suction port, the lower suction port being disposed above the cavity pocket.
5. The inflation-free laryngeal mask of claim 2, wherein the inflation-free balloon body is provided with a plurality of stop blocks at intervals in sequence from the extending direction, and the accommodating cavity is formed by two adjacent stop blocks.
6. The non-inflatable laryngeal mask of claim 3, wherein the camera is connected to an external video player through a wireless or wired connection.
7. The non-inflatable laryngeal mask of claim 3, further comprising a camera tube, wherein the front end of the camera tube is at least partially transparent to form a viewing window, and the camera tube is sized to allow insertion and removal of a viewer so that a camera can reach the viewing window for viewing.
8. The non-inflatable laryngeal mask of claim 3 or claim 4, wherein the tube body is provided with an internal channel extending from the proximal end to the distal end, and the remaining space after the internal channel receives the drainage tube and the camera tube is an airway.
9. The non-inflatable laryngeal mask of claim 1, wherein the airway passage and the tube body are provided with a lubricating layer on the surface.
10. The inflation-free laryngeal mask of claim 1, wherein a material layer capable of adsorbing sputum is arranged in the inflation-free balloon body, and an opening is formed in the inflation-free balloon body, so that the sputum can be adsorbed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123375934.8U CN217366816U (en) | 2021-12-29 | 2021-12-29 | Inflation-free laryngeal mask |
| PCT/CN2022/099593 WO2023123895A1 (en) | 2021-12-29 | 2022-06-17 | Non-inflatable laryngeal mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123375934.8U CN217366816U (en) | 2021-12-29 | 2021-12-29 | Inflation-free laryngeal mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217366816U true CN217366816U (en) | 2022-09-06 |
Family
ID=83093632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123375934.8U Active CN217366816U (en) | 2021-12-29 | 2021-12-29 | Inflation-free laryngeal mask |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN217366816U (en) |
| WO (1) | WO2023123895A1 (en) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6390093B1 (en) * | 1999-04-14 | 2002-05-21 | Vital Signs, Inc. | Artificial airway device and method of its use |
| GB2364644A (en) * | 2000-07-15 | 2002-02-06 | Donald Munro Miller | A streamlined liner of the pharygeal airway (SLIPA) |
| US7806119B2 (en) * | 2003-08-14 | 2010-10-05 | Intersurgical Uab | Airway device |
| CN101172180B (en) * | 2006-10-31 | 2010-08-18 | 张地利 | laryngeal mask |
| US20090090356A1 (en) * | 2007-10-03 | 2009-04-09 | Cook Daniel J | Supralaryngeal Airway Including Instrument Ramp |
| CN204379934U (en) * | 2014-11-28 | 2015-06-10 | 刘红燕 | A kind of throat cover air flue conduit pipe rinsing suction sputum drain with side pipe |
| CN108671346B (en) * | 2018-05-24 | 2024-07-05 | 无锡圣诺亚科技有限公司 | Positioning sputum suction laryngeal mask |
| CN110548204A (en) * | 2019-10-12 | 2019-12-10 | 郭淑儿 | Integrated inflation-free laryngeal mask and production method thereof |
| CN212940919U (en) * | 2020-04-15 | 2021-04-13 | 河南众创盛业医疗科技有限公司 | Multifunctional inflation-free laryngeal mask |
| CN111701126A (en) * | 2020-07-24 | 2020-09-25 | 浙江优亿医疗器械有限公司 | Visual laryngeal mask with bending function and visual laryngeal mask system |
| CN213432385U (en) * | 2020-08-24 | 2021-06-15 | 杭州富善医疗器械有限公司 | Anti-backflow inflation-free sealing laryngeal mask |
| CN215024419U (en) * | 2021-07-16 | 2021-12-07 | 沈琴 | Negative pressure sealed inflation-free laryngeal mask with skirt edge |
-
2021
- 2021-12-29 CN CN202123375934.8U patent/CN217366816U/en active Active
-
2022
- 2022-06-17 WO PCT/CN2022/099593 patent/WO2023123895A1/en active Application Filing
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| Publication number | Publication date |
|---|---|
| WO2023123895A1 (en) | 2023-07-06 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| 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: Non inflatable laryngeal mask Granted publication date: 20220906 License type: Common License Record date: 20240605 |