CN104117122A - Visible laryngoscope - Google Patents
Visible laryngoscope Download PDFInfo
- Publication number
- CN104117122A CN104117122A CN201310141723.9A CN201310141723A CN104117122A CN 104117122 A CN104117122 A CN 104117122A CN 201310141723 A CN201310141723 A CN 201310141723A CN 104117122 A CN104117122 A CN 104117122A
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- China
- Prior art keywords
- eyeglass
- groove
- draw
- lens
- laryngoscope
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Abstract
The invention discloses a visible laryngoscope which comprises a lens. An optical visible system is arranged in the lens, the front end of the lens is provided with a lighting device, the rear end of the lens is connected with a laryngoscope handle, the laryngoscope handle is provided with a battery compartment and a power switch, the lighting device is connected with the battery compartment and the power switch on the laryngoscope handle through wires, the side face of the lens is provided with a clamping groove allowing a tracheal catheter to advance, the clamping groove extends to the front end of the lens from the rear end of the lens along the side face of the lens, the rear end of the clamping groove is provided with a main catheter inlet, and an auxiliary catheter inlet is formed in the position, located at the bent structure of the lens, of the front end of the clamping groove. According to the visible laryngoscope, the clamping groove structure is provided with the two tracheal catheter inlets, the requirements of orotracheal intubation and nasotracheal intubation can be met at the same time, surgical risks caused due to the fact that an existing doctor for nasotracheal intubation distinguishes through the naked eyes and conducts intubation according to experience are avoided, and the success rate of nasotracheal intubation is increased.
Description
Technical field
The invention belongs to technical field of medical instruments, relate to a kind of visible laryngoscope.
Background technology
In the middle of anesthesia, first aid and concentrated treatment field, conventionally from oral cavity, endotracheal tube inserted trachea and adopt respirator to guarantee eupnea.Especially be essential work at anesthesia field endotracheal intubation.Most domestic hospital was generally used non-visual anesthetic intubate operation before operation at present, this tracheal intubation operation is main adopts common steel laryngoscope to carry out, doctor mainly by virtue of experience relies on naked eyes to differentiate glottis position, if meet difficulty intubated patient, glottis difficult exposure, operation can be difficult to carry out.Common laryngoscope is generally reused in addition, and cross infection easily occurs.For the problems referred to above, the application of disposable visual laryngoscope is more and more wider, existing disposable visual laryngoscope is provided with optical visible system, and is provided with the draw-in groove advancing for endotracheal tube in eyeglass side, in operation process, endotracheal tube is stuck in draw-in groove, catheter head is positioned at eyeglass front, and doctor can be clear that catheter head by optical visible system, after glottis exposes, directly endotracheal tube is pushed ahead and can be completed tracheal intubation along draw-in groove, very easy to use.But for many ccavum oropharygeum operations, cannot adopt oral trachea cannula, endotracheal tube needs per nasal to arrive pharyngeal cavity, cannot utilize the draw-in groove of laryngoscope side to advance, its direction of advance cannot arbitrarily be controlled, especially too high to glottis, the too small person of pharyngeal cavity, glottis exposes very difficult, and conduit is difficult to insert.After glottis comes out, doctor also needs to rely on manual intubate, thereby affects successful intubation and operation efficiency.
Summary of the invention
Main purpose of the present invention is to provide a kind of visible laryngoscope, solves existing visible laryngoscope in the time carrying out per nasal anesthetic intubate, and endotracheal tube cannot carry out auxiliary propulsion by the draw-in groove of eyeglass side, thereby affects the problem of successful intubation and operation efficiency.
In order to realize goal of the invention, the technical solution adopted in the present invention is, a kind of visible laryngoscope, include the eyeglass that front end is arc-shaped bend structure, eyeglass inside is provided with optical visible system, eyeglass front end is provided with illuminator, eyeglass rear end is connected with mirror handle, on mirror handle, be provided with battery compartment and on and off switch, illuminator is connected with battery compartment and on and off switch on mirror handle by wire, eyeglass side is provided with the draw-in groove advancing for endotracheal tube, draw-in groove extends to eyeglass front end along eyeglass side from eyeglass rear end, draw-in groove rear end is provided with main pipe entrance, the warp architecture place that draw-in groove front end is positioned at eyeglass is provided with secondary duct entry.
Feature of the present invention is also, draw-in groove includes upper and lower two parallel clamping plate, and train wheel bridge width is less than lower plate, and the lower plate lateral edges between main pipe entrance and secondary duct entry upwards bends up.
The upper and lower clamping plate of main pipe porch have waveform flange, are also provided with a trapezoidal catch on lower plate.
The upper and lower clamping plate at secondary duct entry place have the curved flanges that shape is identical, curved flanges is departed from backward gradually laterally by eyeglass front end, upper and lower curved flanges side is respectively arranged with the banking stop of a mutual dislocation, forms the breach that an air supply pipe conduit is come in and gone out between two banking stops.
The lateral edges of upper and lower curved flanges forms respectively the angle of 10 °-15 ° with upper and lower clamping plate edge.
Banking stop is triangle or trapezoidal, and its base of passing through of two banking stops is connected with the lateral edges of upper and lower flange respectively.
Draw-in groove lower plate front end is provided with guide pad.
The invention has the beneficial effects as follows:
The notch arranging on eyeglass of the present invention comprises the main pipe entrance of rear end and the secondary duct entry of front end, not only can make normal oral trachea cannula advance along draw-in groove, can make nasal trachea cannula advance along draw-in groove simultaneously, avoid existing nasal trachea cannula operative doctor to rely on the operation risk causing while carrying out intubate by hand, improved success rate and the operation efficiency of nasal trachea cannula.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
In figure, 1. eyeglass, 2. mirror handle, 3. draw-in groove, 4. main pipe entrance, 5. secondary duct entry, 6. waveform flange, 7 catch, 8. curved flanges, 9. banking stop, 10. guide pad, 11. view finders, 12. fins.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
The invention provides a kind of visible laryngoscope, as shown in Figure 1, including front end is the eyeglass 1 of arc-shaped bend structure, eyeglass 1 inside is provided with optical visible system, eyeglass 1 front end is provided with illuminator, eyeglass 1 rear end is connected with mirror handle 2, on mirror handle 2, be provided with battery compartment and on and off switch, illuminator is connected with battery compartment and on and off switch on mirror handle 2 by wire, eyeglass 1 side is provided with the draw-in groove 3 advancing for endotracheal tube, draw-in groove 3 extends to eyeglass 1 front end along eyeglass 1 side from eyeglass 1 rear end, draw-in groove 3 rear ends are provided with main pipe entrance 4, the warp architecture place that draw-in groove 3 front ends are positioned at eyeglass 1 is provided with secondary duct entry 5.
When concrete enforcement, eyeglass 1 arc-shaped bend structure approaches 90 °, and difficult exposure air flue glottis easily makes eyeglass 1 not need mouth, pharynx, larynx three deads in line just can see glottis.The optical visible system of eyeglass 1 inside adopts the combination of lens and prism image to be reached to the view finder 11 of mirror handle 2 inside, thereby can see glottis, glottis dissection and endotracheal tube top around.On view finder 11, connect alternatively video camera and image is passed to the convenient observation of display.Eyeglass 1 front end illuminator adopts the light emitting diode of low temperature, and light emitting diode is connected with battery compartment and the on and off switch of rear end mirror handle 2 interior settings by wire.The draw-in groove 3 of eyeglass 1 side is consistent the curvature of endotracheal tube and eyeglass 1 curvature, has avoided endotracheal tube due to the moulding improper glottis that is difficult to insert.Draw-in groove 3 includes upper and lower two parallel clamping plate, and train wheel bridge and lower plate are extended out to side by the upper and lower surface of eyeglass 1 respectively, thereby train wheel bridge width is less than lower plate width, endotracheal tube can be peeled off from side.Train wheel bridge length is greater than lower plate length, and the part growing forms the top of eyeglass 1, and eyeglass 1 top is provided with a fin 12, and this fin 12 is conducive to epiglottis to lift exposure glottis.The lateral edges of lower plate upwards bends up and can ensure that endotracheal tube can not come off in progradation.The train wheel bridge of draw-in groove 3 rear ends and lower plate form main pipe entrance 4, upper and lower clamping plate stretch out and form waveform flange 6, wherein train wheel bridge has two minor undulations flanges 6, corresponding lower plate has a larger waveform flange 6, large waveform flange 6 tops of bottom are provided with a catch 7, catch 7 is just in time below the trough between the minor undulations flange 6 of two, top, and catch 7 is preferably trapezoidal, can guide endotracheal tube to enter main pipe entrance 4.Secondary duct entry 5 is arranged on the arc-shaped bend structure place of draw-in groove 3 front end eyeglasses 1, comprise and be arranged on two curved flanges 8 that upper and lower clamping plate place is outwards departed from backward gradually by eyeglass 1 front end, the upper and lower correspondence of lateral edges of two curved flanges 8 is respectively arranged with the banking stop 9 of a mutual dislocation, banking stop 9 is preferably triangle or trapezoidal, and be connected with the lateral edges of curved flanges 8 by its base, between two banking stops 9, form the breach that an air supply pipe conduit is peeled off.The lateral edges of upper and lower curved flanges 8 forms respectively the angle of 10 °-15 ° with upper and lower clamping plate edge, insert draw-in groove thereby be conducive to endotracheal tube from secondary duct entry 5 rear portions.Lower plate front end is also provided with a guide pad 10, endotracheal tube enters draw-in groove 3 while pushing ahead, guide pad 10 can push away endotracheal tube on the central axis of eyeglass 1, thereby makes doctor can see by optical visible system the front end of endotracheal tube, smoothly endotracheal tube is inserted to glottis.
When normal oral trachea cannula, endotracheal tube is inserted draw-in groove 3 from main pipe entrance 4 in advance after lubricated, observe whether to advance by view finder 11 and too before block the visual field, after general anesthesia induction, eyeglass 1 hits exactly directly over tongue and inserts from oral cavity, limit advances laryngoscope limit to mention eyeglass 1, what make that doctor can be along with eyeglass 1 deeply sees uvula and epiglottis, after glottis exposes, endotracheal tube in draw-in groove 3 is advanced downwards, can see that tracheal tampon passes through glottis, once cuff is passed through glottis, just can give sleeve bag gas-filling, and connect the conduit to respiratory cycle.With peeling method, endotracheal tube is exited to intubate in draw-in groove 3 subsequently.
When nasal trachea cannula, endotracheal tube inserts from nostril after lubricated, eyeglass 1 enters from oral cavity, endotracheal tube front end and eyeglass 1 can and after, endotracheal tube is pushed to draw-in groove 3 front portions between two curved flanges 8 of secondary duct entry 5, two banking stops 9 can prevent that endotracheal tube from departing from from draw-in groove 3, glottis advances glottis by conduit after exposing, concrete operations are identical with oral trachea cannula, after conduit is fixed by cuff, endotracheal tube peeled off to intubate from the breach between two banking stops 9.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention; above-mentioned embodiment and description are principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in claimed scope of the present invention.The protection domain that the present invention requires is defined by claims and equivalent thereof.
Claims (7)
1. a visible laryngoscope, include the eyeglass that front end is arc-shaped bend structure (1), eyeglass (1) inside is provided with optical visible system, eyeglass (1) front end is provided with illuminator, eyeglass (1) rear end is connected with mirror handle (2), mirror handle is provided with battery compartment and on and off switch on (2), described illuminator is connected with battery compartment and on and off switch on mirror handle (2) by wire, eyeglass (1) side is provided with the draw-in groove (3) advancing for endotracheal tube, described draw-in groove (3) extends to eyeglass (1) front end along eyeglass (1) side from eyeglass (1) rear end, draw-in groove (3) rear end is provided with main pipe entrance (4), it is characterized in that, the warp architecture place that draw-in groove (3) front end is positioned at eyeglass (1) is provided with secondary duct entry (5).
2. a kind of visible laryngoscope as claimed in claim 1, it is characterized in that, described draw-in groove (3) includes upper and lower two parallel clamping plate, train wheel bridge width is less than lower plate, and the lower plate lateral edges between main pipe entrance (4) and secondary duct entry (5) upwards bends up.
3. a kind of visible laryngoscope as claimed in claim 2, is characterized in that, the upper and lower clamping plate that described main pipe entrance (4) is located have waveform flange (6), is also provided with a trapezoidal catch (7) on lower plate.
4. a kind of visible laryngoscope as claimed in claim 2, it is characterized in that, the upper and lower clamping plate that described secondary duct entry (5) is located have the curved flanges that shape is identical (8), curved flanges (8) is departed from backward gradually laterally by eyeglass (1) front end, upper and lower curved flanges (8) side is respectively arranged with the banking stop (9) of a mutual dislocation, forms the breach that an air supply pipe conduit is extracted out between two banking stops (9).
5. a kind of visible laryngoscope as claimed in claim 4, is characterized in that, the lateral edges of described upper and lower curved flanges (8) forms respectively the angle of 10 °-15 ° with upper and lower clamping plate edge.
6. a kind of visible laryngoscope as claimed in claim 4, is characterized in that, described banking stop (9) is triangle or trapezoidal, and two banking stops (9) are connected with the lateral edges of upper and lower flange respectively by its base.
7. a kind of visible laryngoscope as described in as arbitrary in claim 2-6, is characterized in that, described draw-in groove (3) lower plate front end is provided with guide pad (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310141723.9A CN104117122B (en) | 2013-04-23 | 2013-04-23 | Visible laryngoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310141723.9A CN104117122B (en) | 2013-04-23 | 2013-04-23 | Visible laryngoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104117122A true CN104117122A (en) | 2014-10-29 |
| CN104117122B CN104117122B (en) | 2016-08-03 |
Family
ID=51762897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310141723.9A Expired - Fee Related CN104117122B (en) | 2013-04-23 | 2013-04-23 | Visible laryngoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104117122B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106821289A (en) * | 2016-10-31 | 2017-06-13 | 山西康宁医药科技有限公司 | A kind of laryngoscope and its manufacture method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101370424A (en) * | 2006-01-24 | 2009-02-18 | 佩奇65,S.L.公司 | Luminous optical laryngoscope |
| US20100288272A1 (en) * | 2009-05-18 | 2010-11-18 | Hoya Corporation | Intubation assistance instrument, intubation assistance apparatus and intubation assistance system |
| US20100312059A1 (en) * | 2007-08-28 | 2010-12-09 | Aircraft Medical Limited | Laryngoscope |
| CN202605482U (en) * | 2012-06-25 | 2012-12-19 | 俞拥军 | Disposable visible nasal tracheal device |
| CN203169139U (en) * | 2013-04-23 | 2013-09-04 | 吕建瑞 | Visual laryngoscope |
| CN103385684A (en) * | 2012-05-08 | 2013-11-13 | 普罗多麦迪特克公司 | Optical device, sheath and endotracheal intubation system |
-
2013
- 2013-04-23 CN CN201310141723.9A patent/CN104117122B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101370424A (en) * | 2006-01-24 | 2009-02-18 | 佩奇65,S.L.公司 | Luminous optical laryngoscope |
| US20100312059A1 (en) * | 2007-08-28 | 2010-12-09 | Aircraft Medical Limited | Laryngoscope |
| US20100288272A1 (en) * | 2009-05-18 | 2010-11-18 | Hoya Corporation | Intubation assistance instrument, intubation assistance apparatus and intubation assistance system |
| CN103385684A (en) * | 2012-05-08 | 2013-11-13 | 普罗多麦迪特克公司 | Optical device, sheath and endotracheal intubation system |
| CN202605482U (en) * | 2012-06-25 | 2012-12-19 | 俞拥军 | Disposable visible nasal tracheal device |
| CN203169139U (en) * | 2013-04-23 | 2013-09-04 | 吕建瑞 | Visual laryngoscope |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106821289A (en) * | 2016-10-31 | 2017-06-13 | 山西康宁医药科技有限公司 | A kind of laryngoscope and its manufacture method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104117122B (en) | 2016-08-03 |
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Granted publication date: 20160803 Termination date: 20210423 |
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| CF01 | Termination of patent right due to non-payment of annual fee |