CN110051913A - Inflation-free laryngeal mask - Google Patents
Inflation-free laryngeal mask Download PDFInfo
- Publication number
- CN110051913A CN110051913A CN201910369016.2A CN201910369016A CN110051913A CN 110051913 A CN110051913 A CN 110051913A CN 201910369016 A CN201910369016 A CN 201910369016A CN 110051913 A CN110051913 A CN 110051913A
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- China
- Prior art keywords
- supervisor
- auxiliary section
- cover capsule
- laryngeal mask
- inflation
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- 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
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- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Emergency Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The present invention relates to a kind of inflation-free laryngeal mask, including supervisor and with supervisor's integrally formed cover capsule in one end, cover intracapsular chamber and be connected to the lumen of supervisor, supervisor's other end is formed with the connecting pipe head connecting with ventilator, is responsible for and is made with the equal resilient material of cover capsule；The bottom of cover capsule is the ring-type of closure, and the tail end of cover capsule bottom forms the first auxiliary section for cooperating with patient's esophagus, and the part in addition to first auxiliary section of cover capsule bottom forms the second auxiliary section for being bonded with patient's throat；On the center line of cover capsule bottom, the length L1 of the first auxiliary section is at least three times of the length L2 of the second auxiliary section, so that the first auxiliary section and the intracapsular chamber of cover form a cushion chamber.Laryngeal mask of the invention improves leakproofness when use, guarantees good ventilation.
Description
Technical field
The present invention relates to therapeutic medical laryngeal mask fields, and in particular to a kind of inflation-free laryngeal mask.
Background technique
Laryngeal mask is facing as a kind of medical instrument of maintenance patient respiratory ventilation because it has the characteristics that non-intruding air flue
It is used widely in bed anesthesia, first aid or recovery.
In the patient of many merging stomach tubes, since stomach tube forms protrusion in oral cavity nasopharynx bottom, cause after being placed in laryngeal mask
Laryngeal mask can not come into full contact with oral cavity rear wall, and laryngeal mask can slide into stomach tube side partially and cannot be properly positioned with glottis mouth, and then cause
To the poor sealing effect of glottis mouth, ventilation failure may cause.
Traditional laryngeal mask is bladder-type, and when use inflates air bag.Although bladder-type laryngeal mask is also adopting, with technology
Development, there is the laryngeal mask of inflation-free.One kind as disclosed in the utility model patent of Authorization Notice No. CN207085036U
Exempt to inflate drainage laryngeal mask tracheal catheter, which includes that supervisor and cover capsule, one end of supervisor are connect with cover capsule, and supervisor's is another
End is equipped with breathing machine connector.It is set in supervisor there are two independent cavity, one is venting cavity, another is drainage lumens.Cover capsule is
Irregular shape is made of elastic material.When in use, the bottom surface of cover capsule is contacted with patient's bottleneck throat, and venting cavity, cover are intracapsular
Chamber is communicated with patient airway.Although drainage tube can be inserted to drain, cover capsule bottom surface is not easy to close with patient's bottleneck throat
Envelope, implantation site is improper, may cause tracheae and gangs up with esophagus, it is also possible to and cause accidentally to inhale or gas is passed through esophagus, stomach,
Lead to gasteremphraxis etc., this phenomenon has certain probability to occur in actual medical procedure.
Summary of the invention
The object of the present invention is to provide one kind, to solve the problems, such as.
To achieve the above object, the present invention adopts the following technical scheme:
Inflation-free laryngeal mask, including supervisor and with supervisor the integrally formed cover capsule in one end, cover intracapsular chamber and the lumen of supervisor
Connection, supervisor's other end are formed with the connecting pipe head connecting with ventilator, and supervisor is made with the equal resilient material of cover capsule；
The bottom of cover capsule is the ring-type of closure, and the tail end of cover capsule bottom forms the first cooperation for cooperating with patient's esophagus
Portion, the part in addition to first auxiliary section of cover capsule bottom form the second auxiliary section for being bonded with patient's throat；
The past patient's body direction of insertion for defining cover capsule is its length direction, and the length of cover capsule is greater than its width, then in cover
On the center line of capsule bottom, the length L1 of the first auxiliary section is at least three times of the length L2 of the second auxiliary section, so that first
Auxiliary section and the intracapsular chamber of cover form a cushion chamber.
Further, drainage pipe is equipped in supervisor, drainage pipe is kept apart with the ventilation pipe in supervisor.
Further, drainage tube is fitted in drainage pipe, the outer end of drainage tube is stretched out by the radial side for being responsible for end,
Supervisor end is equipped with the skewed slot radially extended, and skewed slot is connected to drainage pipe.
Further, the inner end of drainage tube is passed through by the first auxiliary section, and the first auxiliary section is set along cover capsule length direction
There is the perforation passed through for drainage tube.
Further, drainage tube cooperates at locating perforation by the elasticity of perforation and perforation hole wall sealing.
Further, sorbing material layer is equipped on the inside of cushion chamber, sorbing material layer is made of foam.
Further, its axial direction of the outer lateral edge of supervisor is equipped with an identification wire casing.
Beneficial effects of the present invention: the present invention the first auxiliary section of cover capsule is arranged it is more relatively long, when in use, first
Auxiliary section can enter at the position adjacent with air flue of patient's esophagus, and the first auxiliary section is bonded here, be better protected from
It collaborates between patient's esophagus and air flue, the gas between patient lungs and ventilator is passed through from the blow vent of cover capsule.It improves
The bottom of cover capsule and the communication seals of patient airway, guarantee good ventilation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram (removing part supervisor and connecting pipe head) of inflation-free laryngeal mask of the present invention；
Fig. 2 is the structural schematic diagram (showing cover capsule dimension scale) of inflation-free laryngeal mask of the present invention；
Fig. 3 is the structural schematic diagram at the connecting pipe head of inflation-free laryngeal mask of the present invention；
Fig. 4 is the structural schematic diagram (internal partial cutaway) at the connecting pipe head of inflation-free laryngeal mask of the present invention；
Fig. 5 is the partial structure diagram of inflation-free laryngeal mask of the present invention；
Fig. 6 is the partial structure diagram (showing identification wire casing) of inflation-free laryngeal mask of the present invention.
Corresponding title is respectively marked in figure:
1, it is responsible for, 2, cover capsule, 3, drainage tube, 11, connecting pipe head, 12, skewed slot, 13, drainage pipe, 14, identification wire casing,
21, intracapsular chamber, 22, bottom, the 221, first auxiliary section, the 222, second auxiliary section, 23, perforation, 24, cushion chamber are covered.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
Inflation-free laryngeal mask embodiment of the present invention:
As shown in figs 1 to 6,
Inflation-free laryngeal mask, including supervisor 1 and with supervisor's integrally formed cover capsule 2 in 2 one end, cover intracapsular chamber 21 and supervisor 1
Lumen connection, lumen namely ventilation pipe.It is responsible for 1 other end and is formed with the connecting pipe head 11 connecting with ventilator.Supervisor 1 with
The equal resilient material of cover capsule 2 is made, such as silica gel material, so that supervisor can be during being inserted into patient oral cavity, throat, bendable
It is bent.
The bottom 22 of cover capsule 2 is the ring-type of closure, and the tail end of cover capsule bottom forms first for cooperating with patient's esophagus
Auxiliary section 221, the part in addition to the first auxiliary section of cover capsule bottom form the second auxiliary section for being bonded with patient's throat
222。
The past patient's body direction of insertion for defining cover capsule is its length direction, and the length of cover capsule is greater than its width.And it defines
Cover capsule when being inserted into the state of patient's throat, position on the lower is cover capsule lower end, the top upper end for cover capsule.Cover capsule
The shape of bottom 22 from top to bottom gradually tapers up.
The bottom 22 of cover capsule is really to be formed by the flange of a circle, and surround a blow vent at center.The normal shape of flange
It is horizontal bottom under state, forms the intracapsular chamber 21 of cover with the upper inner of cover capsule.The alignment throat when in use of blow vent
The air flue at place, blow vent bore are greater than the ventilation pipe bore in supervisor.Then on the center line of cover capsule bottom namely cover capsule
On the plane of symmetry, the length L1 of the first auxiliary section is three times of the length L2 of the second auxiliary section, so that the first auxiliary section and cover capsule
A bigger cushion chamber 24 is formed between a part of inner sidewall of inner cavity.By the relatively long of the first auxiliary section of cover capsule setting
A bit, when in use, the first auxiliary section can enter at the position adjacent with air flue of patient's esophagus, and the first auxiliary section is fitted in
Herein, it prevents from collaborating between patient's esophagus and air flue, the gas between patient lungs and ventilator is from the blow vent of cover capsule
Pass through.The bottom of cover capsule and the leakproofness of patient airway are improved, guarantees good ventilation.
In addition, the relatively large cushion chamber in the space is arranged, to the gas pressure size in venting process, can also do a slow
Section is reconstituted, the adaptability of patient is improved.
Such as Fig. 3 and Fig. 4, supervisor 1 is interior to be equipped with drainage pipe 13, and drainage pipe 13 is kept apart with the ventilation pipe in supervisor.
Two pipelines are only set in supervisor, this belongs to the prior art.The present invention is done in prior art basis about this part
Following change:
Drainage tube 3 is fitted in drainage pipe 13, the outer end of drainage tube is stretched out by the radial side for being responsible for end, main tube end
Portion is equipped with the skewed slot 12 radially extended, and skewed slot 12 is connected to drainage pipe 13.Drainage tube can be stretched from supervisor end radial direction side
Out, it rather than projects in parallel out, drainage tube is avoided to cooperate the connecting pipe head of supervisor and the connection of ventilator.
As shown in figure 5, the inner end of drainage tube 3 is passed through by the first auxiliary section, the first auxiliary section along cover capsule length direction
Equipped with the perforation 23 passed through for drainage tube.The tube head of drainage tube does not pass through from the blow vent of cover capsule not instead of directly, in cover capsule
Main body is passed through with the first auxiliary section junction, and drainage tube is matched at locating perforation by the elasticity of perforation and perforation hole wall sealing
It closes.Drainage tube is set, and while satisfaction can drain, the intercommunication for also preventing patient airway and esophagus is mutually gone here and there, and avoids reflux object
Into patient lungs.
Further, it is pasted on the inside of cushion chamber and is equipped with sorbing material layer, sorbing material layer is made of foam.Pass through bubble
Cotton can adsorb the secretion that some patient airway mouths generate.Sorbing material layer is arranged at above-mentioned perforation, so that this is slow
The collecting chamber of a collection secretion can be formed by rushing chamber also, further increase ventilatory effect.Certainly, sorbing material layer is to avoid
Drainage tube setting.
Further, it is responsible for its axial direction of 1 outer lateral edge equipped with an identification wire casing 14, as shown in Figure 6.Identify wire casing
14 be the inner groovy on main tube wall, is integrally formed with supervisor.Identification wire casing opens up 0.5mm or 1mm wide, and depth is not more than
0.5mm hurts patient when in order to avoid influence supervisor entering patient's body.Wire casing is identified by setting, and doctor can observe judgement cover
Approximate location of the capsule in patient's body, if place just, and whether supervisor has distortion.It further, can also be in identification wire casing
Graduation mark is arranged in length direction, so that doctor judges the insertion depth of cover capsule.
In other embodiments, L1 can be the three times of L2 to the value between four times, if L1 is 4 times or 3.5 times of L2.
The present invention is not limited to above-mentioned preferred forms, anyone can show that other are various under the inspiration of the present invention
The product of form, however, make any variation in its shape or structure, it is all that there is skill identical or similar to the present application
Art scheme, is within the scope of the present invention.
Claims (7)
1. inflation-free laryngeal mask, it is characterised in that: including supervisor and with supervisor the integrally formed cover capsule in one end, cover intracapsular chamber and master
The lumen of pipe is connected to, and supervisor's other end is formed with the connecting pipe head connecting with ventilator, supervisor and the equal resilient material system of cover capsule
At；
The bottom of cover capsule is the ring-type of closure, and the tail end of cover capsule bottom forms the first auxiliary section for cooperating with patient's esophagus,
The part in addition to first auxiliary section of cover capsule bottom forms the second auxiliary section for being bonded with patient's throat；
The past patient's body direction of insertion for defining cover capsule is its length direction, and the length of cover capsule is greater than its width, then at cover capsule bottom
On the center line in portion, the length L1 of the first auxiliary section is at least three times of the length L2 of the second auxiliary section, so that the first cooperation
Portion and the intracapsular chamber of cover form a cushion chamber.
2. inflation-free laryngeal mask according to claim 1, it is characterised in that: be equipped with drainage pipe, drainage in the supervisor
Pipeline is kept apart with the ventilation pipe in supervisor.
3. inflation-free laryngeal mask according to claim 2, it is characterised in that: it is fitted with drainage tube in the drainage pipe,
The outer end of drainage tube is stretched out by the radial side for being responsible for end, and supervisor end is equipped with the skewed slot radially extended, skewed slot and drainage tube
Road connection.
4. inflation-free laryngeal mask according to claim 3, it is characterised in that: the inner end of the drainage tube is by the first auxiliary section
Place is across the first auxiliary section is equipped with the perforation passed through for drainage tube along cover capsule length direction.
5. inflation-free laryngeal mask according to claim 4, it is characterised in that: the drainage tube is relied at locating perforation and worn
The elasticity in hole cooperates with perforation hole wall sealing.
6. inflation-free laryngeal mask according to claim 4, it is characterised in that: be equipped with adsorbent material on the inside of the cushion chamber
Layer, sorbing material layer are made of foam.
7. inflation-free laryngeal mask according to claim 1, it is characterised in that: its axial direction of the outer lateral edge of the supervisor is set
There is an identification wire casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910369016.2A CN110051913B (en) | 2019-05-05 | 2019-05-05 | Inflation-free laryngeal mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910369016.2A CN110051913B (en) | 2019-05-05 | 2019-05-05 | Inflation-free laryngeal mask |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110051913A true CN110051913A (en) | 2019-07-26 |
| CN110051913B CN110051913B (en) | 2021-08-20 |
Family
ID=67322174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910369016.2A Active CN110051913B (en) | 2019-05-05 | 2019-05-05 | Inflation-free laryngeal mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110051913B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202526729U (en) * | 2011-12-26 | 2012-11-14 | 殷骏 | Novel safe laryngeal mask |
| WO2015015233A1 (en) * | 2013-08-01 | 2015-02-05 | Innomask Technologies Kft. | Laryngeal mask |
| CN205019550U (en) * | 2015-10-08 | 2016-02-10 | 刘海瑞 | Laryngeal mask of phlegm direction function is inhaled in area |
| CN105435345A (en) * | 2015-12-25 | 2016-03-30 | 夏敏 | Weak-irritation triple-aspiration-prevention laryngeal mask which can be put into gastrointestinal tract through nose |
| CN106730205A (en) * | 2016-12-30 | 2017-05-31 | 昊谱（杭州）生物科技有限公司 | Exempt to inflate drainage laryngeal mask tracheal catheter |
| CN207950279U (en) * | 2017-08-17 | 2018-10-12 | 深圳市美好创亿医疗科技有限公司 | Double drainage channel on-inflatable laryngeal masks |
| CN208259986U (en) * | 2017-09-07 | 2018-12-21 | 李凡 | One kind is exempted to inflate laryngeal mask tracheal catheter |
| US10173022B1 (en) * | 2017-11-29 | 2019-01-08 | Airway Medix S.A. | Laryngeal mask cuff |
| CN208598941U (en) * | 2018-03-13 | 2019-03-15 | 河南省健琪医疗器械有限公司 | Inflation-free laryngeal mask |
-
2019
- 2019-05-05 CN CN201910369016.2A patent/CN110051913B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202526729U (en) * | 2011-12-26 | 2012-11-14 | 殷骏 | Novel safe laryngeal mask |
| WO2015015233A1 (en) * | 2013-08-01 | 2015-02-05 | Innomask Technologies Kft. | Laryngeal mask |
| CN205019550U (en) * | 2015-10-08 | 2016-02-10 | 刘海瑞 | Laryngeal mask of phlegm direction function is inhaled in area |
| CN105435345A (en) * | 2015-12-25 | 2016-03-30 | 夏敏 | Weak-irritation triple-aspiration-prevention laryngeal mask which can be put into gastrointestinal tract through nose |
| CN106730205A (en) * | 2016-12-30 | 2017-05-31 | 昊谱（杭州）生物科技有限公司 | Exempt to inflate drainage laryngeal mask tracheal catheter |
| CN207950279U (en) * | 2017-08-17 | 2018-10-12 | 深圳市美好创亿医疗科技有限公司 | Double drainage channel on-inflatable laryngeal masks |
| CN208259986U (en) * | 2017-09-07 | 2018-12-21 | 李凡 | One kind is exempted to inflate laryngeal mask tracheal catheter |
| US10173022B1 (en) * | 2017-11-29 | 2019-01-08 | Airway Medix S.A. | Laryngeal mask cuff |
| CN208598941U (en) * | 2018-03-13 | 2019-03-15 | 河南省健琪医疗器械有限公司 | Inflation-free laryngeal mask |
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| Publication number | Publication date |
|---|---|
| CN110051913B (en) | 2021-08-20 |
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