CN106975133A - Novel cannula laryngeal mask - Google Patents
Novel cannula laryngeal mask Download PDFInfo
- Publication number
- CN106975133A CN106975133A CN201710168812.0A CN201710168812A CN106975133A CN 106975133 A CN106975133 A CN 106975133A CN 201710168812 A CN201710168812 A CN 201710168812A CN 106975133 A CN106975133 A CN 106975133A
- Authority
- CN
- China
- Prior art keywords
- laryngeal mask
- cannula
- trachea cannula
- intubation conduit
- seal
- 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
Links
- 210000003437 trachea Anatomy 0.000 claims abstract description 68
- 238000002627 tracheal intubation Methods 0.000 claims abstract description 39
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 210000000214 mouth Anatomy 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 210000000867 larynx Anatomy 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 18
- 210000004704 glottis Anatomy 0.000 description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 230000001737 promoting effect Effects 0.000 description 8
- 238000009423 ventilation Methods 0.000 description 8
- 210000004072 lung Anatomy 0.000 description 7
- 238000005399 mechanical ventilation Methods 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 210000004051 gastric juice Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003444 anaesthetic effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002695 general anesthesia Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000004202 respiratory function Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/0661—Endoscope light sources
- A61B1/0684—Endoscope light sources using light emitting diodes [LED]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/267—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the respiratory tract, e.g. laryngoscopes, bronchoscopes
-
- 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
- A61M16/0463—Tracheal tubes combined with suction tubes, catheters or the like; Outside connections
-
- 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
- A61M16/0488—Mouthpieces; Means for guiding, securing or introducing the 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
- 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
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/02—Gases
- A61M2202/0208—Oxygen
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Pulmonology (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Surgery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Emergency Medicine (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Otolaryngology (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Physiology (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention discloses one kind and can not only be used for laryngeal mask application, and the novel cannula laryngeal mask as trachea cannula application state can be seamlessly switched to again.The present invention includes having soft cover portion（1）Laryngeal mask body（2）And trachea cannula（3）, the soft cover portion（1）On be connected with gas tube（4）, the laryngeal mask body（2）On be provided with intubation conduit（5）, in the laryngeal mask body（2）Above and positioned at the soft cover portion（1）The position of encirclement forms laryngeal mask chamber（6）, the intubation conduit（5）With the laryngeal mask chamber（6）It is connected, the trachea cannula（3）Seal and be slidably fit into the intubation conduit（5）It is interior, promote the trachea cannula（3）When, the trachea cannula（3）Outlet side to the laryngeal mask chamber（6）It is mobile and from the laryngeal mask chamber（6）Open-mouth pass, the trachea cannula（3）With the intubation conduit（5）Between keep sealing.Present invention can apply to field of medical device.
Description
Technical field
The present invention relates to field of medical device, more particularly to a kind of novel cannula laryngeal mask.
Background technology
Laryngeal mask is applied in general anesthesia operation, sets up the effective means of pressure-relief vent.It is more and more wider with the application of laryngeal mask
General, laryngeal mask technology also there occurs change with rapid changepl. never-ending changes and improvements.Up to the present, the different types of laryngeal mask of a variety of different models is developed
Out and it is fed to clinical practice.And before laryngeal mask, when applying general anaesthetic operation, it is necessary to advanced promoting the circulation of qi cannula, to ensure
Lung's respiratory function of patient.Compared to trachea cannula, the application of laryngeal mask has unrivaled advantage：（1）, can using simple
Set up artificial airway rapidly；（2）Place success rate high, the success rate of unbred medical personnel is also high；（3）Ventilation can
Lean on；（4）Throat and tunica mucosa tracheae is avoided to damage；（5）Stimulate small, cardiovascular response is small；（6）Available for first aid.
However, existing laryngeal mask still has some shortcomings in use.Such as because laryngeal mask poor sealing has gasteremphraxis
Gas and mistake of backflowing are inhaled, and for example the poor aeration caused by laryngeal mask is shifted.Laryngeal mask airway can not meet clinical requirement in some cases
When still need promoting the circulation of qi cannula.Existing laryngeal mask needs to remove promoting the circulation of qi pipe again after laryngeal mask when being changed to trachea cannula by laryngeal mask airway
Intubation, the intubating laryngeal mask of particular design also needs pause ventilation to insert trachea cannula, then the trachea cannula by inserting from blow vent
Be passed through oxygen, in this course, will can not temporarily carry out mechanical ventilation, if pause duration of ventilation it is long be likely occurred it is scarce
The danger of oxygen.
The content of the invention
The technical problems to be solved by the invention are to overcome the deficiencies in the prior art to can not only be used for laryngeal mask there is provided one kind to answer
With the novel cannula laryngeal mask as trachea cannula application state can be seamlessly switched to again.
The technical solution adopted in the present invention is：The present invention includes laryngeal mask body and trachea cannula with soft cover portion, institute
State and gas tube is connected with soft cover portion, intubation conduit is provided with the laryngeal mask body, on the laryngeal mask body and positioned at institute
The position formation laryngeal mask chamber that soft cover portion is surrounded is stated, the intubation conduit is connected with the laryngeal mask chamber, the trachea cannula
Seal and be slidably fit into the intubation conduit, when promoting the trachea cannula, the outlet side of the trachea cannula to
The laryngeal mask chamber is moved and passed from the open-mouth of the laryngeal mask chamber, and between the trachea cannula and the intubation conduit
Keep sealing.
Such scheme is visible, and intubation conduit is set on laryngeal mask body, is being intubated conduit interior sealing and is slidably engaging
Trachea cannula, laryngeal mask can easily first pass through laryngeal mask intrinsic laryngeal mask chamber and lead to outside glottis when using after in place
Gas；The outlet side that trachea cannula can lead in-pipe and the trachea cannula in intubation can be worn from the open-mouth of the laryngeal mask chamber
Go out and enter to keep sealing between the glottis of patient, and the trachea cannula and the intubation conduit, accordingly, if clinical need
Promoting the circulation of qi cannula, which can push directly on trachea cannula and pass the open-mouth of laryngeal mask chamber and send into, can complete gas at the glottis of patient
Cannula, whole process will not interrupt mechanical ventilation；Laryngeal mask body can also be exited after the completion of intubation and leave behind trachea cannula, this
Afterwards, you can ventilated using trachea cannula；By the present invention, the bumpless transfer between trachea cannula and laryngeal mask can be achieved, protects
Mechanical ventilation can be carried out to patient by demonstrate,proving the moment, so as to greatly reduce the conversion difficulty of laryngeal mask airway and trachea cannula ventilation
The risk interrupted with ventilation.
Further, on the outer wall of the trachea cannula and the position that is engaged of intubation conduit is provided with sealing
Part, the seal forms sealant between the outer wall of the trachea cannula and the inwall of the intubation conduit.
Such scheme is visible, passes through the setting of seal, it is ensured that the sealing of laryngeal mask chamber, promotes oxygen can be successfully
Enter the lung of patient, it is ensured that uninterrupted mechanical ventilation.
Yet further, the seal is gas cell or is silica piston or is O-ring seal.
Such scheme is visible, and the way of realization of seal can be varied, and its purpose is all to improve sealing property, protects
What card was ventilated is smoothed out.
Again further, camera, the camera and the control system of periphery are provided with the laryngeal mask chamber
Signal is connected.
Such scheme is visible, by the setting of camera, no matter can be clearly observed the situation on patient's glottis and periphery
When being when inserting laryngeal mask or inserting trachea cannula, glottis situation can be clearly viewed in real time, realize quick positioning and observe.
Also further, it is staggeredly equipped with reinforcement on the laryngeal mask body.
Such scheme is visible, passes through the setting of reinforcement, it can be ensured that the intensity of whole laryngeal mask body, it is to avoid laryngeal mask makes
Situation about being broken during, it is ensured that the security used.
Further, gas source connector is provided with the outer end of the trachea cannula, the outer end of the gas tube is provided with
Gas-charging connection.
Such scheme is visible, by the setting of gas source connector, and the oxygen that periphery can be achieved easily is supplied, and is easy to clinic to make
With；The charge operation of the soft cover portion is then easy in the setting of gas-charging connection, reduces the labor intensity of staff.
Finally, the shape of the laryngeal mask body is consistent with the cavity shape in the oral cavity of human body to throat.
Such scheme is visible, and the shape of laryngeal mask body is consistent to the cavity shape of throat with the oral cavity of human body, makes laryngeal mask
Body is adapted with the structure of human body bottleneck throat, by the design of this ergonomics, and the present invention can be inserted more easily
In human body bottleneck throat.
Brief description of the drawings
Fig. 1 is the easy structure schematic diagram of the present invention；
Fig. 2 is the easy structure sectional view that the present invention is splitted from centre position；
Fig. 3 is the easy structure schematic diagram of the trachea cannula.
Embodiment
As shown in Figure 1 to Figure 3, in the present invention, the novel cannula laryngeal mask includes the He of laryngeal mask body 2 with soft cover portion 1
Gas tube 4 is connected with trachea cannula 3, the soft cover portion 1.Intubation conduit 5 is provided with the laryngeal mask body 2.In this implementation
In example, the intubation conduit 5 is arranged on the downside of the laryngeal mask body 2, and the intubation conduit 5 be shorter in length than it is described
The length of trachea cannula 3, in the present embodiment, the intubation conduit 5 extend to the laryngeal mask body 2 at the soft cover portion 1
On the top position in knee, this is easy to trachea cannula 3 to be inserted into the intubation conduit 5.On the laryngeal mask body 2 and
The position surrounded positioned at the soft cover portion 1 forms laryngeal mask chamber 6, and the intubation conduit 5 is connected with the laryngeal mask chamber 6.Institute
State trachea cannula 3 seal and be slidably fit into it is described intubation conduit 5 in, specifically, on the outer wall of the trachea cannula 3 and
The position that is engaged of intubation conduit 5 is provided with seal 7, the seal 7 the trachea cannula 3 outer wall with
Sealant is formed between the inwall of the intubation conduit 5；The inwall of the intubation conduit 5 keeps smooth simultaneously, and seal 7 can be pasted
The inwall for the intubation conduit 5 is slided.The seal 7 is gas cell or is silica piston or is O-ring seal.In addition,
Because seal 7 is in the oral cavity of patient in the course of the work, and the humidity in oral cavity is larger, using intraoral wet
Degree, the composite for the wet self-expanding of chance for seal 7 being set to be fixed on the trachea cannula 3（Such as carbon fiber composite
Material）.In the present embodiment, the seal 7 is chosen and is additionally provided with sealing tracheae on gas cell, the gas cell, passes through blanket gas
Pipe, can be achieved the inflation operation of gas cell.After by laryngeal mask patient oral cavity, the oxygen of the outer end and periphery of trachea cannula 3
Source of the gas is connected, now, and the seal 7 and the soft cover portion 1 constitute the sealing system of the laryngeal mask chamber together, from the tracheae
The oxygen that intubation 3 is passed through, completely into the lung to patient, will not produce the phenomenon of gas leakage.So as to realize the work(of laryngeal mask supply
Energy.When needing promoting the circulation of qi cannula, the trachea cannula 3 is promoted in periphery, the outlet side of the trachea cannula 3 is to the laryngeal mask
Chamber 6 is moved and passed from the open-mouth of the laryngeal mask chamber 6, and finally reach patient glottis at, the trachea cannula 3 with
Sealing is kept between the intubation conduit 5, now, oxygen is directly sent into lung by the trachea cannula 3 at glottis.
Camera 8 is provided with the laryngeal mask chamber 6, the camera 8 is connected with the control system signal of periphery.Take the photograph
As head can be used for observation patient bottleneck throat to occur the situation of the focal part of lesion, it may also be used for when carrying out laryngeal mask, enter
Row visualization is inserted, and realizes precise positioning.The side of the camera 8 is additionally provided with LED/light source, and LED/light source can be to laryngeal mask chamber
Room provides light, camera is more clearly captured the situation of patient's bottleneck throat.Reinforcement is staggeredly equipped with the laryngeal mask body 2
Muscle 9.Gas source connector 10 is provided with the outer end of the trachea cannula 3, the outer end of the gas tube 4 is provided with gas-charging connection 11.
The shape of the laryngeal mask body 2 is consistent with the cavity shape in the oral cavity of human body to throat.
Certainly, the intubation conduit 5 also may extend into grows as the length of trachea cannula 3, in the portion close to soft cover portion 1
It is divided into the tubular body section surrounded entirely, and the part away from soft cover portion 1 can be semi-enclosed tube seat shape body section.Tube seat shape body section can
The full encirclement tubular body section that intubation conduit 5 is pushed into trachea cannula 3 plays guide effect so that trachea cannula 3 enters more
It is smoothly accurate.
In addition, in order to prevent gastric juice from flowing backwards, drainage tube can also be set in the laryngeal mask body 2, in the soft cover portion 1
The oesophagus connector of setting foremost, one end of drainage tube is communicated to oesophagus connector.At oesophagus connector and human body bottleneck throat
Esophageal orifice be adapted, the gastric juice in from stomach reflux to oesophagus can be drained to by periphery by oesophagus connector, it is to avoid gastric juice
Flow back to lung and infection is caused to lung.
In order to avoid the tracheae and intubation of patient's closure influence insertion of the upper jaw and the lower jaw in oral cavity in the operation that applies general anaesthetic
Break-make, can also set bite-block, bite-block is the hard thing of ring-type for being looped around trachea cannula periphery, in laryngeal mask on trachea cannula
To after patient's bottleneck throat, the upper jaw and the lower jaw tooth of patient is that can be used as support using bite-block.
The present invention is simple in construction, sets trachea cannula simultaneously in laryngeal mask, the outlet side of trachea cannula does not pass laryngeal mask chamber
During the open-mouth of room, oxygen enters from trachea cannula, and by entering back into the glottis of patient after laryngeal mask chamber to lung, this is
Laryngeal-mask is ventilated.When needing promoting the circulation of qi cannula, the trachea cannula 3 is promoted in periphery, the outlet side of the trachea cannula 3 is to institute
Laryngeal mask chamber 6 is stated to move and pass from the open-mouth of the laryngeal mask chamber 6, and finally at the glottis of arrival patient, this is tracheae
Intubation ventilation.Consequently, it is possible to which patient is during the entire process of general anesthesia operation, no matter occur which kind of situation, can seamlessly switch
The pattern ventilated to trachea cannula, it is ensured that will not stop supplying oxygen, it is to avoid the situation of anoxic occurs.
Pass the open-mouth of laryngeal mask chamber if clinic needs promoting the circulation of qi cannula to push directly on trachea cannula and send into trouble
Trachea cannula can be completed at the glottis of person, whole process will not interrupt mechanical ventilation；Also can be by laryngeal mask body after the completion of intubation
Exit and leave behind trachea cannula, hereafter, you can ventilated using trachea cannula；By the present invention, can be achieved trachea cannula with
Bumpless transfer between laryngeal mask, it is ensured that the moment can to patient carry out mechanical ventilation so that greatly reduce laryngeal mask airway and
The risk that the conversion difficulty of trachea cannula ventilation and ventilation are interrupted.
Present invention can apply to field of medical device.
Claims (7)
1. a kind of novel cannula laryngeal mask, it is characterised in that：It includes having soft cover portion（1）Laryngeal mask body（2）And trachea cannula
（3）, the soft cover portion（1）It is connected with gas tube（4）, the laryngeal mask body（2）On be provided with intubation conduit（5）, in the larynx
Cover body（2）Above and positioned at the soft cover portion（1）The position of encirclement forms laryngeal mask chamber（6）, the intubation conduit（5）With it is described
Laryngeal mask chamber（6）It is connected, the trachea cannula（3）Seal and be slidably fit into the intubation conduit（5）It is interior, promote institute
State trachea cannula（3）When, the trachea cannula（3）Outlet side to the laryngeal mask chamber（6）It is mobile and from the laryngeal mask chamber
（6）Open-mouth pass, the trachea cannula（3）With the intubation conduit（5）Between keep sealing.
2. novel cannula laryngeal mask according to claim 1, it is characterised in that：The trachea cannula（3）Outer wall on and with
The intubation conduit（5）The position being engaged is provided with seal（7）, the seal（7）In the trachea cannula（3）'s
Outer wall and the intubation conduit（5）Inwall between form sealant.
3. novel cannula laryngeal mask according to claim 2, it is characterised in that：The seal（7）For gas cell or be silicon
Glue piston is O-ring seal.
4. the novel cannula laryngeal mask according to any one of claims 1 to 3, it is characterised in that：In the laryngeal mask chamber（6）It is interior
It is provided with camera（8）, the camera（8）It is connected with the control system signal of periphery.
5. novel cannula laryngeal mask according to claim 4, it is characterised in that：The laryngeal mask body（2）On be staggeredly equipped with
Reinforcement（9）.
6. novel cannula laryngeal mask according to claim 1, it is characterised in that：In the trachea cannula（3）Outer end set
There is gas source connector（10）, the gas tube（4）Outer end be provided with gas-charging connection（11）.
7. novel cannula laryngeal mask according to claim 1, it is characterised in that：The laryngeal mask body（2）Shape and human body
Oral cavity it is consistent to the cavity shape of throat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710168812.0A CN106975133A (en) | 2017-03-21 | 2017-03-21 | Novel cannula laryngeal mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710168812.0A CN106975133A (en) | 2017-03-21 | 2017-03-21 | Novel cannula laryngeal mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106975133A true CN106975133A (en) | 2017-07-25 |
Family
ID=59338895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710168812.0A Pending CN106975133A (en) | 2017-03-21 | 2017-03-21 | Novel cannula laryngeal mask |
Country Status (1)
| Country | Link |
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| CN (1) | CN106975133A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109589478A (en) * | 2018-12-04 | 2019-04-09 | 刘玉昌 | A kind of general anesthesia built-in tracheal catheter laryngeal mask joint air-breather |
| CN110180064A (en) * | 2019-05-31 | 2019-08-30 | 吉林大学 | A kind of endotracheal intubation device and its control method |
| CN117731903A (en) * | 2024-02-19 | 2024-03-22 | 首都医科大学附属北京同仁医院 | A visual intelligent intubation laryngeal mask and intubation assembly |
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| CN109589478A (en) * | 2018-12-04 | 2019-04-09 | 刘玉昌 | A kind of general anesthesia built-in tracheal catheter laryngeal mask joint air-breather |
| CN109589478B (en) * | 2018-12-04 | 2021-04-16 | 刘玉昌 | Built-in tracheal catheter laryngeal mask combined ventilation device for general anesthesia |
| CN110180064A (en) * | 2019-05-31 | 2019-08-30 | 吉林大学 | A kind of endotracheal intubation device and its control method |
| CN110180064B (en) * | 2019-05-31 | 2023-07-28 | 吉林大学 | Endotracheal intubation device |
| CN117731903A (en) * | 2024-02-19 | 2024-03-22 | 首都医科大学附属北京同仁医院 | A visual intelligent intubation laryngeal mask and intubation assembly |
| CN117731903B (en) * | 2024-02-19 | 2024-05-07 | 首都医科大学附属北京同仁医院 | A visual intelligent intubation laryngeal mask and intubation assembly |
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