CN111840732A - Laryngeal mask with temperature measurement function and good sealing performance - Google Patents
Laryngeal mask with temperature measurement function and good sealing performance Download PDFInfo
- Publication number
- CN111840732A CN111840732A CN202010901965.3A CN202010901965A CN111840732A CN 111840732 A CN111840732 A CN 111840732A CN 202010901965 A CN202010901965 A CN 202010901965A CN 111840732 A CN111840732 A CN 111840732A
- Authority
- CN
- China
- Prior art keywords
- laryngeal mask
- mask
- air duct
- sealing performance
- laryngeal
- 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.)
- Withdrawn
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 21
- 238000009529 body temperature measurement Methods 0.000 title description 5
- 210000003238 Esophagus Anatomy 0.000 claims abstract description 21
- 210000003800 Pharynx Anatomy 0.000 claims description 32
- 210000002409 Epiglottis Anatomy 0.000 claims description 10
- 239000000499 gel Substances 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 210000001331 Nose Anatomy 0.000 abstract description 4
- 210000000436 anus Anatomy 0.000 abstract description 4
- 210000000867 Larynx Anatomy 0.000 description 5
- 230000000576 supplementary Effects 0.000 description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 210000000214 Mouth Anatomy 0.000 description 2
- 238000002627 tracheal intubation Methods 0.000 description 2
- 210000003932 Urinary Bladder Anatomy 0.000 description 1
- 210000002396 Uvula Anatomy 0.000 description 1
- 230000003044 adaptive Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 230000001969 hypertrophic Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000035812 respiration Effects 0.000 description 1
- 230000000241 respiratory Effects 0.000 description 1
- 230000004202 respiratory function Effects 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000001519 tissues Anatomy 0.000 description 1
- 238000009423 ventilation 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0402—Special features for tracheal tubes not otherwise provided for
- A61M16/0409—Special features for tracheal tubes not otherwise provided for with mean for closing the oesophagus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0434—Cuffs
-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0488—Mouthpieces; Means for guiding, securing or introducing the tubes
- A61M16/049—Mouthpieces
- A61M16/0493—Mouthpieces with means for protecting the tube from damage caused by the patient's teeth, e.g. bite block
-
- 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
- A61M2230/00—Measuring parameters of the user
- A61M2230/50—Temperature
Abstract
The invention relates to the field of medical supplies, in particular to a laryngeal mask with a temperature measuring function and good sealing performance, which comprises an air duct and a laryngeal mask, wherein the laryngeal mask and an air guide port are respectively arranged at two ends of the air duct, an air vent of the air duct is communicated with a cavity of the laryngeal mask, an esophagus drainage tube is arranged on the inner wall of the air duct, a main airbag is fixedly arranged at the back of the laryngeal mask, an auxiliary airbag is fixedly arranged between the upper end of the back of the laryngeal mask and the air duct, the main airbag is communicated with the auxiliary airbag, the main airbag is connected with an inflation tube, a guide piece extends from one side of the lower end of the laryngeal mask. The invention effectively solves the problems of poor sealing performance and easy air leakage of the existing laryngeal mask, the temperature sensor is arranged in the esophagus and is closer to the heart, the core temperature of the human body can be measured, the trouble and the damage of inserting the nose to warm the anus are avoided, the structure is simple, and the laryngeal mask is suitable for popularization and use.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a laryngeal mask with a temperature measuring function and good sealing performance.
Background
The laryngeal mask is developed successfully in the middle of the 80 s and is used clinically, the laryngeal mask is introduced in the 90 s in China, the use of the laryngeal mask is greatly developed at present, the application range is wider and wider, the laryngeal mask is an artificial airway and is placed in a throat cavity to seal an esophagus and the throat cavity, laryngeal secretions can be prevented from entering the throat cavity to influence the respiratory function of a general anesthesia patient, a respiratory passage is arranged in the center of the laryngeal mask and is directly communicated with the throat cavity, and the far end of the laryngeal mask is connected with a breathing machine to maintain the respiration of the patient.
The existing laryngeal mask is only provided with a laryngeal mask, sealing is achieved by designing a laryngeal mask structure, if the laryngeal mask is provided with gel, the shape of the laryngeal mask is designed, the laryngeal mask is not sealed by an air bag, the air bag is directly adopted as the laryngeal mask, the laryngeal mask is designed only aiming at the shape of the laryngeal mask, the risk of laryngeal mask slippage and air leakage caused by different sizes and shapes of individual different laryngeal cavities is ignored, the existing laryngeal mask is low in sealing performance and safety, and the existing laryngeal mask does not have a temperature measuring function.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to provide a laryngeal mask with a temperature measuring function and good sealing performance. In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the mask comprises an air duct and a mask throat part, wherein the two ends of the air duct are respectively provided with the mask throat part and an air guide port, an air vent of the air duct is communicated with a cavity of the mask throat part, the inner wall of the air duct is provided with an esophagus drainage tube, one end of the esophagus drainage tube penetrates out from the lower end of the mask throat part, the other end of the esophagus drainage tube is connected to the rear wall of the air guide port to form an esophagus drainage port, the back of the mask throat part is fixedly provided with a main airbag, an auxiliary airbag is fixedly arranged between the upper end of the back of the mask throat part and the air duct, the main airbag is communicated with the auxiliary airbag, the main airbag is connected with an inflation tube, one side of the lower end of the mask throat part.
Preferably, one end of the outer wall of the air duct, which is close to the air guide port, is provided with an occluding block, and the side wall of the occluding block is provided with an anti-skidding groove.
Preferably, the inflation tube is arranged on the inner wall of the air duct, and the other end of the inflation tube penetrates out of the side wall of the air guide opening.
Preferably, the throat portion of the mask is bonded and fixed to the main bag and the sub-bag.
Preferably, the air guide port is provided with a telescopic adjusting hose, and an epiglottis adjusting plate is arranged in the cavity.
Preferably, the guide is provided with a groove therein.
Preferably, the laryngeal mask further comprises an auxiliary pipe inserting piece, the auxiliary pipe inserting piece is arc-shaped, a handle is arranged at the upper end of the auxiliary pipe inserting piece, and the auxiliary pipe inserting piece is made of hard plastics.
Preferably, the throat part of the mask is made of medical gel.
Preferably, the air duct and the esophagus drainage tube are made of silica gel.
The invention effectively solves the problems of poor sealing performance and easy air leakage of the existing laryngeal mask, the temperature sensor is arranged in the esophagus and is closer to the heart, the core temperature of the human body can be measured, the trouble and damage of inserting the nose and the anus are avoided, the direction of the air guide port can be adjusted by telescopically adjusting the hose, the connection with a breathing machine is convenient, the structure is simple, and the laryngeal mask is suitable for popularization and use.
Drawings
FIG. 1 is a schematic side view of the inflated state of the air bag of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a rear view of the present invention;
FIG. 4 is a schematic side view of the bladder of the present invention in an uninflated condition;
FIG. 5 is a schematic cross-sectional view of A-A of the present invention;
FIG. 6 is an enlarged partial schematic view of the present invention;
FIG. 7 is a schematic view of the airway tube of the present invention in conjunction with the laryngeal portion of the mask;
FIG. 8 is a schematic view of an auxiliary cannula member of the present invention;
FIG. 9 is a schematic side view of an epiglottis adjustment plate of the present invention;
in the figure: 1. an air duct; 2. an occluding block; 3. a mask throat; 4. an air guide port; 5. an esophageal drainage tube; 6. a main airbag; 7. a ballonet; 8. a guide; 9. an esophageal drainage opening; 10. a telescopic adjusting hose; 11. an anti-slip groove; 12. a temperature sensor; 13. a vent hole; 14. an epiglottis adjustment plate; 15. an inflation tube; 16. a wire; 17. auxiliary pipe inserting pieces; 18. a handle; 19. a groove; 20. a cavity.
Detailed Description
In order to further describe the laryngeal mask with temperature measurement function and good sealing performance, the laryngeal mask with temperature measurement function is further described with reference to the attached drawings.
In the figures 1-9, a laryngeal mask with temperature measurement function and good sealing performance comprises an air duct (1) and a mask throat (3), the two ends of the air duct (1) are respectively provided with the mask throat (3) and an air guide port (4), an air vent (13) of the air duct (1) is communicated with a cavity (20) of the mask throat (3), the inner wall of the air duct (1) is provided with an esophagus drainage tube (5), one end of the esophagus drainage tube (5) penetrates out from the lower end of the mask throat (3), the other end of the esophagus drainage tube is connected with the rear wall of the air guide port (4) to form an esophagus drainage port (9), the back of the mask throat (4) is fixedly provided with a main airbag (6), an auxiliary airbag (7) is fixedly arranged between the upper end of the back of the mask throat (4) and the air duct (1), the main airbag (6) is communicated with the auxiliary airbag (7), the main airbag, main gasbag (6) are heart-shaped, oppress uvula and pharynx back wall nerve when avoiding aerifing, and air duct (1) is flat, and cover larynx (3) when the gasbag is not aerifyd hugs closely air duct (1), and is whole flat thin, inserts successfully easily, especially the limited and the hypertrophic patient of tongue body of opening, one side extension of cover larynx (3) lower extreme is equipped with guide (8), inside temperature sensor (12) that is equipped with of guide (8), temperature sensor (12) are connected with wire (16), wire (16) are passed cover larynx (3) and air duct (1) and are worn out by air guide mouth (4) lateral wall, and temperature sensor (12) are in the esophagus, are more close to the heart, are closer to human core temperature than nose temperature anus temperature, and have avoided inserting trouble and the damage of nose temperature anus temperature.
The outer wall of the air duct (1) is provided with an occlusion block (2) close to one end of the air guide opening (4), the side wall of the occlusion block (2) is provided with an anti-skidding groove (11), the occlusion block (2) is convenient for occlusion of teeth of a patient, and the anti-skidding groove (11) is convenient for handheld insertion of the laryngeal mask.
The inflation tube (15) is arranged on the inner wall of the air duct (1), and the other end of the inflation tube penetrates out of the side wall of the air guide opening (4).
The cover throat part (3) is fixedly bonded with the main airbag (6) and the auxiliary airbag (7).
The air guide port (4) is provided with a telescopic adjusting hose (10) which is convenient for adjusting the direction of the air guide port (4).
The epiglottis adjusting plate (14) is arranged in the cavity (20), the side surface of the epiglottis adjusting plate (14) is wedge-shaped, the surface is wave-shaped, and the epiglottis can be prevented from curling and supported by the laryngeal mask under the 'up-down' implantation method, so that the difficulty in ventilation caused by the epiglottis is avoided.
A groove (19) is formed in the guide piece (8), so that the auxiliary pipe inserting piece (17) can be inserted conveniently.
The laryngeal mask still contains supplementary intubate piece (17), supplementary intubate piece (17) are the arc, and the upper end is equipped with handle (18), and the material is rigid plastic, and the supplementary use of intubate piece (17) can overcome air duct (1) material softer, the male defect of being not convenient for, and supplementary intubate piece (17) make the laryngeal mask put into the front end can not curl and fold, insert more smoothly, and cover throat (3) are to better.
The throat part (3) of the mask is made of medical gel.
The air duct (1) and the esophagus drainage tube (5) are made of silica gel.
The working principle is as follows: when the laryngeal mask is used, before the air bag of the laryngeal mask is inflated, the auxiliary intubation piece is inserted into the esophagus drainage port until the end part of the auxiliary intubation piece is inserted into the groove in the guide piece, the laryngeal mask is inserted into the oral cavity of a patient through the anti-slip groove in the handheld occlusion block, after the guide piece is inserted into the esophagus of the patient, the laryngeal mask covers the periphery of the larynx, the position of the epiglottis is adjusted by two times of 'up-down' methods and the epiglottis adjusting plate, at the moment, teeth of the patient are positioned on the occlusion block, the air bag is inflated through the inflation tube, the main air bag and the auxiliary air bag are inflated and lifted, so that the laryngeal of the gel mask is adaptive to the tissues around the larynx to achieve the sealing effect, then the direction of the air guide port is adjusted according to the position of the respirator so as to be connected with the respirator, the temperature sensor.
The foregoing is merely exemplary and illustrative of the principles of the present invention and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the principles of the present invention or exceeding the scope of the claims set forth herein.
Claims (9)
1. A laryngeal mask with a temperature measuring function and good sealing performance is characterized by comprising an air duct (1) and a mask throat portion (3), the two ends of the air duct (1) are respectively provided with the mask throat portion (3) and an air guide port (4), an air vent (13) of the air duct (1) is communicated with a cavity (20) of the mask throat portion (3), an esophagus drainage tube (5) is arranged on the inner wall of the air duct (1), one end of the esophagus drainage tube (5) penetrates out from the lower end of the mask throat portion (3), the other end of the esophagus drainage tube is connected to the rear wall of the air guide port (4) to form an esophagus drainage port (9), a main airbag (6) is fixedly arranged on the back of the mask throat portion (4), an auxiliary airbag (7) is fixedly arranged between the upper end of the back of the mask throat portion (4) and the air duct (1), the main airbag (6) is communicated with the auxiliary airbag (, one side of the lower end of the cover throat part (3) extends to be provided with a guide part (8), a temperature sensor (12) is arranged inside the guide part (8), the temperature sensor (12) is connected with a lead (16), and the lead (16) penetrates through the cover throat part (3) and the air duct (1) and penetrates out of the side wall of the air guide opening (4).
2. The laryngeal mask with the temperature measuring function and the good sealing performance according to claim 1, wherein an occlusion block (2) is arranged at one end, close to the air guide opening (4), of the outer wall of the air guide tube (1), and an anti-skidding groove (11) is formed in the side wall of the occlusion block (2).
3. The laryngeal mask with the temperature measuring function and the good sealing performance according to claim 1, wherein the inflation tube (15) is arranged on the inner wall of the airway tube (1), and the other end of the inflation tube penetrates out of the side wall of the air guide opening (4).
4. A laryngeal mask with temperature measuring and good sealing properties according to claim 1, characterised in that the laryngeal part (3) of the mask is adhesively secured to the primary (6) and secondary (7) airbags.
5. A laryngeal mask with temperature measuring function and good sealing performance according to claim 1, characterised in that the air guide opening (4) is provided with a telescopic adjusting hose (10), and an epiglottis adjusting plate (14) is arranged inside the cavity (20).
6. A laryngeal mask with temperature measuring and sealing properties according to claim 1, characterised in that the groove (19) is formed in the guide (8).
7. The laryngeal mask with the temperature measuring function and the good sealing performance according to claim 1, wherein the laryngeal mask further comprises an auxiliary insertion pipe (17), the auxiliary insertion pipe (17) is arc-shaped, a handle (18) is arranged at the upper end of the auxiliary insertion pipe, and the laryngeal mask is made of hard plastics.
8. The laryngeal mask with the temperature measuring function and the good sealing performance according to claim 1, characterized in that the material of the laryngeal portion (3) of the laryngeal mask is medical gel.
9. The laryngeal mask with the temperature measuring function and the good sealing performance according to claim 1, wherein the airway tube (1) and the esophageal drainage tube (5) are made of silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010901965.3A CN111840732A (en) | 2020-09-01 | 2020-09-01 | Laryngeal mask with temperature measurement function and good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010901965.3A CN111840732A (en) | 2020-09-01 | 2020-09-01 | Laryngeal mask with temperature measurement function and good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111840732A true CN111840732A (en) | 2020-10-30 |
Family
ID=72967747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010901965.3A Withdrawn CN111840732A (en) | 2020-09-01 | 2020-09-01 | Laryngeal mask with temperature measurement function and good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111840732A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2611046A (en) * | 2021-09-23 | 2023-03-29 | Willmott Orthopaedics Ltd | Laryngeal mask airway |
-
2020
- 2020-09-01 CN CN202010901965.3A patent/CN111840732A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2611046A (en) * | 2021-09-23 | 2023-03-29 | Willmott Orthopaedics Ltd | Laryngeal mask airway |
| WO2023047109A1 (en) * | 2021-09-23 | 2023-03-30 | Willmott Orthopaedics Limited | Laryngeal mask airway |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201030 |