CN202982844U - Medical laryngeal mask - Google Patents
Medical laryngeal mask Download PDFInfo
- Publication number
- CN202982844U CN202982844U CN 201220518812 CN201220518812U CN202982844U CN 202982844 U CN202982844 U CN 202982844U CN 201220518812 CN201220518812 CN 201220518812 CN 201220518812 U CN201220518812 U CN 201220518812U CN 202982844 U CN202982844 U CN 202982844U
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- CN
- China
- Prior art keywords
- tube body
- transparent tube
- cuff
- laryngeal mask
- catheter
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a medical laryngeal mask, in particular to a laryngeal mask sleeve capsule which can be used for clinical anesthesia or used after a tube is inserted into a trachea during emergency treatment. The medical laryngeal mask comprises a tube body, wherein a sleeve capsule is arranged near an opening at the front end of the tube body; a bulge is formed on the top of the sleeve capsule and is connected with an inflation catheter; the inflation catheter is communicated with the sleeve capsule, and the other end of the inflation catheter is connected with a connection fixing sleeve; the connection fixing sleeve comprises an extrusion type inflation capsule and a fixing sleeve; a check valve is arranged in the fixing sleeve; the inflation catheter is also provided with a branch tube; and the branch tube is connected with a pressure detection and air leakage device. The medical laryngeal mask has a reasonable structure, an original air sac of the laryngeal mask is improved, and the inflation part of the air sac is modified in a mode that a one-way (outlet) air valve is arranged close to a catheter end and a one-way (inlet) air valve is arranged at the inflation end; and the air sac is only required to be extruded by a hand after the tube is inserted into the trachea, so that air flows into the sleeve capsule at the front end of the catheter. The pressure measurement and air leakage device is arranged at one end of the original air sac close to the catheter. The medical laryngeal mask is convenient to operate and is time-saving and labor-saving, so an opportunity is provided for emergency treatment of patients.
Description
Technical field
This utility model relates to a kind of Medical throat cover, and a kind of laryngeal mask cuff after the tracheal intubation success when can be used in clinical anesthesia or first aid, belong to technical field of medical instruments specifically.
Background technology
When clinical anesthesia or first aid, the suitable cuff pressure of laryngeal mask can be avoided the tracheal mucosa damage, reduces artificial airway's mechanical ventilation complication.After tracheal intubation success, the cuff of endotracheal tube needs inflation, and the cuff of endotracheal tube need to keep suitable pressure (150 ~ 250 millimeter of water), to avoid the tunica mucosa tracheae damage, reduces artificial airway's mechanical ventilation complication.At present in clinical anesthesia or rescue service, after the Intubation success, need to inflate cuff for endotracheal catheter by air bag with the preprepared one-shot injector, such operation is more loaded down with trivial details, and increase syringe consumables cost, in addition and the pressure in cuff can't measure, only with doctor's experience and sensation judgement, safety is not high.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, a kind of laryngeal mask sleeve bag gas-filling after the tracheal intubation success during for clinical anesthesia or first aid is provided, loses heart and pressure measurement, belongs to technical field of medical instruments.
The technical scheme that provides according to this utility model, a kind of Medical throat cover, comprise body, be provided with cuff near described body front opening, described cuff top is provided with a projection, and projection connects an inflating catheter, described airway is connected with cuff, the described inflating catheter other end be connected and fixed cover and be connected, be connected and fixed to overlap and comprise a squash type gas cell and a fixed cover, be provided with a check valve in fixed cover.
An arm also is set on described inflating catheter, and arm is connected with the pressure measurement air releasing device.
Described pressure measurement air releasing device comprises transparent tube body, and described transparent tube body front end is provided with air vent, and nonreturn valve core is housed in air vent, and described nonreturn valve core blocks air vent when not being subjected to pressure on top surface; A hollow bellows is housed in described transparent tube body, and this hollow bellows one end is fixed on the inwall of transparent tube body rear end, and hollow bellows inside communicates with ambient atmosphere by the aperture on the transparent tube body aft bulkhead; Described transparent tube body rear end is provided with air inlet, and described air inlet is connected with arm; Syringe back down check valve by the squash type gas cell to sleeve bag gas-filling after, the pressure in cuff is greater than external atmospheric pressure, hollow bellows is compressed, described transparent tube body outer wall is provided with the indicating graduation with hollow bellows corresponding matching.
Described body is used for the anesthetics injection.
The utlity model has following advantage: this utility model is rational in infrastructure, the place makes improvements at former laryngeal mask air bag, nearly catheter end is revised as at the airbag aeration place unidirectional (outlet) flap valve, the inflation end has the air bag of unidirectional (import) flap valve, only need after the intubate success to use the hands extruding gasbag, make air enter the cuff of catheter proximal end.The nearly catheter end of former air bag adds a pressure measurement, air releasing device.Easy to operate and time saving and energy saving, patient wins opportunity for emergency aid and treatment.
Description of drawings
Fig. 1 this utility model structural front view.
Fig. 2 this utility model structure left view.
Fig. 3 this utility model partial enlarged drawing.
Description of reference numerals: 1, body, 2, inflating catheter, 2a, arm, 3, cuff, 4, be connected and fixed cover, 5, the squash type gas cell, 6, fixed cover, 7, check valve, 8, pressure measurement air releasing device, 8a, transparent tube body, 8b, nonreturn valve core, 8c, hollow bellows.
The specific embodiment
As shown in Fig. 1 ~ 3, a kind of Medical throat cover, comprise body 1, be provided with cuff 3 near described body 1 front opening, described cuff 3 tops are provided with a projection, and projection connects an inflating catheter 2, described airway 2 is connected with cuff 3, it is characterized in that: described inflating catheter 2 other ends be connected and fixed cover and 4 be connected, be connected and fixed and overlap 4 and comprise a squash type gas cell 5 and a fixed cover 6, be provided with a check valve 7 in fixed cover 6.
An arm 2a also is set on described inflating catheter 2, and arm 2a is connected with pressure measurement air releasing device 8.
Described pressure measurement air releasing device 8 comprises transparent tube body 8a, and described transparent tube body 8a front end is provided with air vent, and nonreturn valve core 8b is housed in air vent, and described nonreturn valve core 8b blocks air vent when not being subjected to pressure on top surface; A hollow bellows 8c is housed in described transparent tube body 8a, and this hollow bellows 8c one end is fixed on the inwall of transparent tube body 8a rear end, and hollow bellows 8c inside communicates with ambient atmosphere by the aperture on transparent tube body 8a aft bulkhead; Described transparent tube body 8a rear end is provided with air inlet, and described air inlet is connected with arm 2a; Syringe back down check valve 7 by squash type gas cell 5 to cuff 3 inflations after, pressure in cuff 3 is greater than external atmospheric pressure, hollow bellows 8c is compressed, and described transparent tube body 8a outer wall is provided with the indicating graduation with hollow bellows 8c corresponding matching.
Described body 1 is used for the anesthetics injection.
During this utility model clinical practice, at first with the 6%(Rule that meets GB/T1962.1 regulation) syringe of outer cone joint backs down air valve and takes out gas in most laryngeal mask cuff 3, at the lubricant of the laryngeal mask back of the body point a small amount of water soluble of coating (or normal saline), clamp laryngeal mask with pen gripping type on the other hand.Patient's mouth is opened, put the back of the body tip of laryngeal mask in the rear portion of front side tooth, sequentially enter backward along hard, soft palate with the auxiliary laryngeal mask of forefinger, continue to be depressed into lower pharyngeal cavity section after the head direction until till feeling to have characteristic resistance (prompting arrives Upper esophageal sphincter).Gently push down inflating catheter 2 with another have gentle hands before removing forefinger, to prevent the laryngeal mask displacement.
6%(Rule with compound GB/T1962.1 regulation) syringe in outer cone street corner backs down air valve and is inflated to pilot balloon and shows without pressure (aeration quantity can not surpass the maximum that shows at most), and insert bite-block, the fixed position keeps ventilation.
Finely tune inflation by squash type gas cell 5, and overlap 3 pressure by pressure measurement air releasing device 8 monitoring capsules, because cuff 3 is connected with hollow bellows 8c space outerpace in pressure measurement air releasing device 8 transparent tube body 8a, hollow bellows 8c in transparent tube body 8a is compressed under pressure, its compression degree is larger, illustrate that intracapsular pressure is larger, pressure in air bag can be indicated by the indicating graduation on transparent tube body 8a outer wall, the pressure in cuff 3 can be controlled at proper level in conjunction with indicating graduation.
After use finishing, back down with the syringe of outer cone joint and can pull out laryngeal mask after air valve is taken out the interior gas of most laryngeal mask.
Claims (4)
1. Medical throat cover, comprise body (1), be provided with cuff (3) near described body (1) front opening, described cuff (3) top is provided with a projection, projection connects an inflating catheter (2), described airway (2) is connected with cuff (3), it is characterized in that: described inflating catheter (2) other end be connected and fixed cover (4) and be connected, be connected and fixed cover (4) and comprise a squash type gas cell (5) and a fixed cover (6), be provided with a check valve (7) in fixed cover (6).
2. Medical throat cover as claimed in claim 1, it is characterized in that: an arm (2a) also is set on described inflating catheter (2), and arm (2a) is connected with pressure measurement air releasing device (8).
3. Medical throat cover as claimed in claim 2, it is characterized in that: described pressure measurement air releasing device (8) comprises transparent tube body (8a), described transparent tube body (8a) front end is provided with air vent, nonreturn valve core (8b) is housed in air vent, and described nonreturn valve core (8b) blocks air vent when not being subjected to pressure on top surface; A hollow bellows (8c) is housed in described transparent tube body (8a), this hollow bellows (8c) end is fixed on the inwall of transparent tube body (8a) rear end, and hollow bellows (8c) is inner to communicate with ambient atmosphere by the aperture on transparent tube body (8a) aft bulkhead; Described transparent tube body (8a) rear end is provided with air inlet, and described air inlet is connected with arm (2a); Syringe backs down check valve (7) give cuff (3) inflation by squash type gas cell (5) after, pressure in cuff (3) is greater than external atmospheric pressure, (8c) is compressed for hollow bellows, and described transparent tube body (8a) outer wall is provided with the indicating graduation with hollow bellows (8c) corresponding matching.
4. as Medical throat cover as described in one of claim 1 ~ 3, it is characterized in that: described body (1) is used for the anesthetics injection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220518812 CN202982844U (en) | 2012-10-10 | 2012-10-10 | Medical laryngeal mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220518812 CN202982844U (en) | 2012-10-10 | 2012-10-10 | Medical laryngeal mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202982844U true CN202982844U (en) | 2013-06-12 |
Family
ID=48554077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220518812 Expired - Fee Related CN202982844U (en) | 2012-10-10 | 2012-10-10 | Medical laryngeal mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202982844U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872512A (en) * | 2012-10-10 | 2013-01-16 | 蔡靓羽 | Medical laryngeal mask airway |
| CN104548312A (en) * | 2013-10-15 | 2015-04-29 | 上海德朗医疗设备有限公司 | Laryngeal mask |
-
2012
- 2012-10-10 CN CN 201220518812 patent/CN202982844U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872512A (en) * | 2012-10-10 | 2013-01-16 | 蔡靓羽 | Medical laryngeal mask airway |
| CN102872512B (en) * | 2012-10-10 | 2015-04-15 | 蔡靓羽 | Medical laryngeal mask airway |
| CN104548312A (en) * | 2013-10-15 | 2015-04-29 | 上海德朗医疗设备有限公司 | Laryngeal mask |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20131010 |