CN201328799Y - Electronic video anaesthesia laryngoscope for difficult intubation - Google Patents
Electronic video anaesthesia laryngoscope for difficult intubation Download PDFInfo
- Publication number
- CN201328799Y CN201328799Y CNU2009200664863U CN200920066486U CN201328799Y CN 201328799 Y CN201328799 Y CN 201328799Y CN U2009200664863 U CNU2009200664863 U CN U2009200664863U CN 200920066486 U CN200920066486 U CN 200920066486U CN 201328799 Y CN201328799 Y CN 201328799Y
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- handle
- laryngoscope
- laryngoscope blade
- display
- liquid crystal
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Abstract
A electronic video anaesthesia laryngoscope for difficult intubation includes a laryngoscope slice with a handle, a handle cutting sleeve and a LCD, the handle cutting sleeve and the LCD are flexibly connected through a damp rotary joint, the laryngoscope slice with handle and the LCD are connected by: connection of cup joint type fastener and handle cutting sleeve; or connection of an handle jointing sleeve with electric cable and a display charging stand, the display charging stand being connected with the display. The utility model has advantages that the laryngoscope slice handle and the display are easy-disassemble, such that laryngoscope slice may be disinfected by clinical immersion for repeated use; a heating mist-removing circuit may quickly remove mist on front end of the laryngoscope slice caused by temperature difference of human bodies to ensure clear imaging in working process, angular separation between the laryngoscope slice front end and the handle is 55-85 DEG, thereby being suitable for various situations of difficulty intubation.
Description
Technical field
This utility model is used for the anesthetic laryngopharyngoscope of tracheal intubation when relating to a kind of clinical anesthesia and rescue, be particularly related to a kind of electric video anesthetic laryngopharyngoscope that is used for the band liquid crystal display of difficult intubation, the laryngoscope blade structure of particular design can be used for the occasion of difficult intubation.
Background technology
The general anesthesia laryngopharyngeal mirror of usefulness generally all is not to be with display clinically, the doctor carries out the tracheal intubation operation by the laryngopharyngeal mirror direct observation, running into owing to can't directly see clearly under the situation of glottis, the doctor have to carry out blind inserting with sensation and experience, often causes difficult intubation or failure.
Imageing sensor is placed the front end of anesthetic laryngopharyngoscope, can be observed the intubate path that to see clearly with the general anesthesia laryngopharyngeal mirror, be installed on colour liquid crystal display device on the handle by observation and carry out the tracheal intubation operation and can significantly improve successful intubation.
Need freely to dismantle but installed between the anesthetic laryngopharyngoscope sheet of electronic image sensor and liquid crystal display, be beneficial to clinical soaking disinfection.
The physical dimension of laryngoscope blade needs specialized designs, to be fit to comprise most of tracheal intubation occasions of difficult intubation.
Simultaneously, in order to obtain image clearly, must eliminate the fog that before the throat eyeglass, forms owing to the temperature difference that exists between inside of human body and the external environment condition.
The utility model content
Technical problem of the present utility model is will provide a kind of can be used for difficult intubation, and can obtain the electric video anesthetic laryngopharyngoscope that is used for difficult intubation of blur-free imaging.
In order to solve above technical problem, this utility model provides a kind of electric video anesthetic laryngopharyngoscope that is used for difficult intubation, comprise laryngoscope blade, handle cutting ferrule and the liquid crystal display of being with handle, handle cutting ferrule and liquid crystal display flexibly connect by the damping rotary joint, and the laryngoscope blade of band handle and the connection between the liquid crystal display are:
A) laryngoscope blade of band handle is connected with the handle cutting ferrule by the socket joint type buckle with liquid crystal display; Perhaps
B) the handle adapter sleeve by a tape cable is connected with a display cradle, and the display cradle is connected with display;
The laryngoscope blade of band handle can be dismantled with being connected of handle cutting ferrule by the socket joint type buckle, and both electrical connections are connected by conductive contact after the clamping; The laryngoscope blade front end of band handle has illuminating lamp, photographic head and heating mist elimination circuit.
The rotating range described and liquid crystal display that the damping rotary joint flexibly connects is+95 °～-60 °.
Can be fixed on+95 °～arbitrarily angled between-60 ° observation during handled easily between described display and the laryngoscope blade handle.
The front end eyeglass of the laryngoscope blade of described band handle and the angular range between the handle are 55 °～85 °.
The laryngoscope blade of described band handle is made of laryngoscope shell and case lid sealing, seal between the illuminating lamp of front end and the housing, photographic head, video signal processing circuit and heating mist elimination circuit are installed in the housing, throat eyeglass front end is equipped with temperature sensor and heating element heater, video signal processing circuit is connected to liquid crystal display by conductive contact on the laryngoscope blade and handle cutting ferrule after the photographic head input signal is handled.
Six conductive contacts between the laryngoscope blade of described band handle and the handle cutting ferrule are that video signal, positive source are gone into, positive source goes out, power cathode, anode and battery cathode.。
Described heating mist elimination circuit is made up of the intravital heating mist elimination of temperature sensor, micro-heating element and shell control circuit board, temperature sensor detects the temperature on the transparent front end of laryngoscope blade and converts thereof into the signal of telecommunication and sends controller in the mist elimination control circuit to, the heating power of micro-heating element is adjusted in controller control, makes temperature on the transparent front end of laryngoscope blade change and is removed fog fast.
Superior effect of the present utility model is:
1) image sensor is installed in the laryngoscope blade front end, and the colour liquid crystal display device that is installed on the handle by observation carries out the tracheal intubation operation, can be observed the intubate path that can't see clearly with the general anesthesia laryngopharyngeal mirror, has improved successful intubation greatly;
2) can be for convenience detach between the laryngoscope blade handle of this laryngoscope and the display, thus make the laryngoscope blade can clinical soaking disinfection, use repeatedly;
3) in the laryngoscope blade of band handle, the angle between front end eyeglass and handle is 55 °～85 °, can be fit to the occasion of all difficulties intubate;
4) liquid crystal display that is installed on the laryngoscope blade handle can rotate between+95 °～-60 °, to be fit to the clinical manipulation of various body states;
5) can be fixed on+95 °～arbitrarily angled between-60 ° observation during handled easily between display and the laryngoscope blade handle;
6) liquid crystal display can be installed on the laryngoscope blade handle separately and use, and also can being inserted on the cradle links to each other with the laryngoscope blade handle by cable operates, to make things convenient for the use of various occasions;
7) heating mist elimination circuit can be removed fast because the temperature difference between inside of human body and the external environment condition at the fog that throat eyeglass front end causes, has guaranteed the blur-free imaging in the work process;
8) have the video output function, can be used for clinic, directly operate demonstration by projector or large screen display.
Description of drawings
Fig. 1 is the structural representation of this utility model integral type;
Fig. 2 is the exploded view of Fig. 1;
Fig. 3 is the display rotational angle sketch map among Fig. 1;
Fig. 4 is the split type structural representation of this utility model;
Fig. 5 is the exploded view of this Fig. 4;
Fig. 6 is the theory diagram of this utility model heating mist elimination circuit.
The number in the figure explanation
The laryngoscope blade of 1-band handle;
101-laryngoscope housing; The 102-conductive contact;
103-pellet shot from a slingshot jump ring; The 104-photographic head;
The 105-LED lamp; The 106-temperature sensor;
The 107-heating element heater; The transparent front end of 108-laryngoscope blade;
The 109-controller;
2-handle cutting ferrule;
201-contact spring pin; 202-metal jump ring cover;
3-damping rotary joint; The 4-liquid crystal display;
5-electric weight display lamp; The 6-relay indicating light;
The 7-charging socket; The 8-operating switch;
The 9-cable; 10-display cradle;
11-handle adapter sleeve; 12-video signal accessory power outlet;
13-display charging socket.
The specific embodiment
See also shown in the accompanying drawing, the utility model will be further described.
This utility model provides a kind of electric video anesthetic laryngopharyngoscope that is used for difficult intubation, comprise laryngoscope blade 1, handle cutting ferrule 2 and the liquid crystal display 4 of being with handle, handle cutting ferrule 2 flexibly connects by damping rotary joint 3 with liquid crystal display 4, and the laryngoscope blade 1 of band handle and the connection between the liquid crystal display 4 are:
A) as Fig. 1, Fig. 2 and shown in Figure 3, the laryngoscope blade 1 of band handle is connected with handle cutting ferrule 2 by the socket joint type buckle with liquid crystal display 4, by dismantling socket joint type buckle and being connected of handle cutting ferrule, after on the laryngoscope blade 1 of handle cutting ferrule 2 cover forward (FWD) handles, metal jump ring in pellet shot from a slingshot jump ring 103 on the laryngoscope blade 1 and the handle cutting ferrule 2 overlaps 202 clampings, after the clamping, band laryngoscope blade 1 of handle and the liquid crystal display on the handle cutting ferrule 24 are fixing, and 6 conductive contacts 102 on the laryngoscope blade 1 and 6 the corresponding contact spring needles 201 in the handle cutting ferrule 2 are connected; Laryngoscope blade 1 front end 108 of band handle has illumination LED lamp 105, photographic head 104 and heating mist elimination circuit, handle cutting ferrule 2 is connected with liquid crystal display 4 by damping rotary joint 3, after the installation, liquid crystal display 4 can rotate between+95 °～-60 ° by damping rotary joint 3, to be fit to the clinical manipulation of various body states; Can be fixed on+95 °～arbitrarily angled between-60 ° observation during handled easily between display 4 and the laryngoscope blade handle;
Perhaps
B) as shown in Figure 4 and Figure 5, the handle adapter sleeve 11 by a tape cable is connected with a display cradle 10, links to each other with the laryngoscope blade of band handle by cable 9 and operates, and liquid crystal display 4 is socketed on the display cradle 10, makes things convenient for the use of various occasions.Split type structure has video accessory power outlet 12 and display charging socket 13, can be used for clinic, directly operates by projector or large screen display or shows.
As shown in Figure 3, the front end eyeglass of the laryngoscope blade 1 of described band handle and the angular range between the handle are 55 °～85 °.
The laryngoscope blade 1 of described band handle is made of laryngoscope shell and case lid sealing, seal between the LED lamp 105 of front end 108 and the housing 101, photographic head 104, video signal processing circuit and heating mist elimination circuit are installed in the housing 101, throat eyeglass front end 108 is equipped with temperature sensor 106 and heating element heater 107, video signal processing circuit is connected to liquid crystal display 4 by conductive contact on the laryngoscope blade 102 and handle cutting ferrule 2 after photographic head 104 input signals are handled.
Six conductive contacts 102 between the laryngoscope blade 1 of described band handle and the handle cutting ferrule 2 are that video signal, positive source are gone into, positive source goes out, power cathode, anode and battery cathode.
As shown in Figure 6, described heating mist elimination circuit is made up of the heating mist elimination control circuit board in temperature sensor 106, micro-heating element 107 and the housing 101, temperature sensor 106 detects the temperature on the transparent front end 108 of laryngoscope blades and converts thereof into the signal of telecommunication and sends PWM controller 109 in the mist elimination control circuit to, the heating power of micro-heating element 107 is adjusted in 109 controls of PWM controller, make the temperature on the transparent front end 108 of laryngoscope blade change, removed fog fast, guaranteed the blur-free imaging in the work process.
Work process of the present utility model is: the laryngoscope blade 1 of the band handle that will sterilize engages with 2 sockets of handle cutting ferrule, click operating switch 8, liquid crystal display 4 and illumination LED lamp 105 are lighted, temperature sensor 106 detects the ambient temperature of laryngoscope outside and converts thereof into the signal of telecommunication and sends the mist elimination control circuit to, the transparent front end 108 of control micro-heating element 107 heating laryngoscope blades is removed fast because the fog that the temperature difference that exists between inside of human body and the external environment condition forms.
Also liquid crystal display 4 can be inserted on the display cradle 10, the laryngoscope blade 1 by video and cable 9 and band handle links to each other and operates.Simultaneously, can externally show the image that intubate is operated on the display, be used for medical teaching by VT.
Claims (7)
1, a kind of electric video anesthetic laryngopharyngoscope that is used for difficult intubation comprises laryngoscope blade, handle cutting ferrule and the liquid crystal display of being with handle, and handle cutting ferrule and liquid crystal display flexibly connect by the damping rotary joint, it is characterized in that:
The laryngoscope blade of band handle and the connection between the liquid crystal display are:
A) laryngoscope blade of band handle is connected with the handle cutting ferrule by the socket joint type buckle with liquid crystal display; Perhaps
B) the handle adapter sleeve by a tape cable is connected with a display cradle, and the display cradle is connected with display;
The laryngoscope blade of band handle can be dismantled with being connected of handle cutting ferrule by the socket joint type buckle, and both electrical connections are connected by conductive contact after the clamping; The laryngoscope blade front end of band handle has illuminating lamp, photographic head and heating mist elimination circuit.
2, by the described electric video anesthetic laryngopharyngoscope that is used for difficult intubation of claim 1, it is characterized in that:
The rotating range described and liquid crystal display that the damping rotary joint flexibly connects is+95 °～-60 °.
3, by the described electric video anesthetic laryngopharyngoscope that is used for difficult intubation of claim 1, it is characterized in that:
Be fixed between display and the laryngoscope blade handle+95 °～arbitrarily angled between-60 °.
4, by the described electric video anesthetic laryngopharyngoscope that is used for difficult intubation of claim 1, it is characterized in that:
The front end eyeglass of the laryngoscope blade of described band handle and the angular range between the handle are 55 °～85 °.
5, by the described electric video anesthetic laryngopharyngoscope that is used for difficult intubation of claim 1, it is characterized in that:
The laryngoscope blade of described band handle is made of laryngoscope shell and case lid sealing, seal between the illuminating lamp of front end and the housing, photographic head, video signal processing circuit and heating mist elimination circuit are installed in the housing, throat eyeglass front end is equipped with temperature sensor and heating element heater, video signal processing circuit is connected to liquid crystal display by conductive contact on the laryngoscope blade and handle cutting ferrule after the photographic head input signal is handled.
6, by the described electric video anesthetic laryngopharyngoscope that is used for difficult intubation of claim 1, it is characterized in that:
Six conductive contacts between the laryngoscope blade of described band handle and the handle cutting ferrule are that video signal, positive source are gone into, positive source goes out, power cathode, anode and battery cathode.
7, by the described electric video anesthetic laryngopharyngoscope that is used for difficult intubation of claim 1, it is characterized in that:
Described heating mist elimination circuit is made up of the intravital heating mist elimination of temperature sensor, micro-heating element and shell control circuit board, temperature sensor detects the temperature on the transparent front end of laryngoscope blade and converts thereof into the signal of telecommunication and sends controller in the mist elimination control circuit to, the heating power of micro-heating element is adjusted in controller control, makes temperature on the transparent front end of laryngoscope blade change and is removed fog fast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200664863U CN201328799Y (en) | 2009-01-05 | 2009-01-05 | Electronic video anaesthesia laryngoscope for difficult intubation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200664863U CN201328799Y (en) | 2009-01-05 | 2009-01-05 | Electronic video anaesthesia laryngoscope for difficult intubation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201328799Y true CN201328799Y (en) | 2009-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200664863U Expired - Lifetime CN201328799Y (en) | 2009-01-05 | 2009-01-05 | Electronic video anaesthesia laryngoscope for difficult intubation |
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| CN (1) | CN201328799Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984914A (en) * | 2010-09-26 | 2011-03-16 | 台州瀚创医疗器械科技有限公司 | Electronic visual laryngoscope |
| CN102068229A (en) * | 2010-11-01 | 2011-05-25 | 王卫东 | Connection type electronic video laryngoscope |
| CN102068230A (en) * | 2010-11-01 | 2011-05-25 | 王卫东 | Visual laryngoscope |
| CN102764472A (en) * | 2012-08-13 | 2012-11-07 | 台州瀚创医疗器械科技有限公司 | Hard tube laryngoscope suitable for a plurality of specifications of tracheal cannulas |
| CN106419811A (en) * | 2016-05-31 | 2017-02-22 | 杭州创辉医疗电子设备有限公司 | Visual laryngoscope |
| DE102017116294A1 (en) | 2016-07-19 | 2018-01-25 | Karl Storz Gmbh & Co. Kg | Laryngoskopiesystem |
| CN115024679A (en) * | 2022-04-14 | 2022-09-09 | 中山大学孙逸仙纪念医院 | Visual trachea cannula endoscope guide wire structure and management method of intelligent module thereof |
| WO2023274215A1 (en) * | 2021-06-29 | 2023-01-05 | Honest Medical China Co., Ltd. | Video laryngoscopy device |
-
2009
- 2009-01-05 CN CNU2009200664863U patent/CN201328799Y/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984914A (en) * | 2010-09-26 | 2011-03-16 | 台州瀚创医疗器械科技有限公司 | Electronic visual laryngoscope |
| CN101984914B (en) * | 2010-09-26 | 2012-05-16 | 台州瀚创医疗器械科技有限公司 | Electronic visual laryngoscope |
| CN102068229A (en) * | 2010-11-01 | 2011-05-25 | 王卫东 | Connection type electronic video laryngoscope |
| CN102068230A (en) * | 2010-11-01 | 2011-05-25 | 王卫东 | Visual laryngoscope |
| CN102764472A (en) * | 2012-08-13 | 2012-11-07 | 台州瀚创医疗器械科技有限公司 | Hard tube laryngoscope suitable for a plurality of specifications of tracheal cannulas |
| CN102764472B (en) * | 2012-08-13 | 2015-02-04 | 浙江优亿医疗器械有限公司 | Hard tube laryngoscope suitable for a plurality of specifications of tracheal cannulas |
| CN106419811A (en) * | 2016-05-31 | 2017-02-22 | 杭州创辉医疗电子设备有限公司 | Visual laryngoscope |
| DE102017116294A1 (en) | 2016-07-19 | 2018-01-25 | Karl Storz Gmbh & Co. Kg | Laryngoskopiesystem |
| US10888213B2 (en) | 2016-07-19 | 2021-01-12 | Karl Storz Se & Co. Kg | Intubation system |
| DE102017116294B4 (en) | 2016-07-19 | 2023-08-03 | Karl Storz Se & Co. Kg | laryngoscopy system |
| US11889978B2 (en) | 2016-07-19 | 2024-02-06 | Karl Storz Se & Co. Kg | Intubation system |
| WO2023274215A1 (en) * | 2021-06-29 | 2023-01-05 | Honest Medical China Co., Ltd. | Video laryngoscopy device |
| CN115024679A (en) * | 2022-04-14 | 2022-09-09 | 中山大学孙逸仙纪念医院 | Visual trachea cannula endoscope guide wire structure and management method of intelligent module thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091021 |
|
| CX01 | Expiry of patent term |