CN2387854Y - Mouth opener changeable laryngoscope - Google Patents
Mouth opener changeable laryngoscope Download PDFInfo
- Publication number
- CN2387854Y CN2387854Y CN 99216945 CN99216945U CN2387854Y CN 2387854 Y CN2387854 Y CN 2387854Y CN 99216945 CN99216945 CN 99216945 CN 99216945 U CN99216945 U CN 99216945U CN 2387854 Y CN2387854 Y CN 2387854Y
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- CN
- China
- Prior art keywords
- handle
- bonnet
- mouth opener
- pole plate
- interface
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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 mouth opener changeable type laryngoscope, belonging to medical appliances. The utility model is a mandatory tool for exposing a glottis at trachea cannula time. The utility model is composed of a handle and a disposable mouth opener, wherein, the handle is provided with an electric light source. The utility model is characterized in that the front end of the handle is provided with a transverse light condensing bulb; the light condensing bulb can be inserted into a lamp window of the disposable mouth opener along with joints of the handle, and illumination is carried out while the light condensing bulb faces the front end of the mouth opener; the inner part of the handle is provided with two power supply circuits of dry batteries and external connected direct current for selection and use; the disposable mouth opener which is made of non-toxic plastics is sealed by a plastic bag; the disposable mouth opener which is disinfected and sterilized before going out of factories can be used for one time, being free from brushing and disinfection. As compared with old similar products, the laryngoscope has the advantages of more practicability and novelty and flexible clinical use.
Description
This utility model relates to medical apparatus and instruments, and concrete is a kind of mouth opener changeable type laryngoscope.
The laryngoscope that uses when present clinical tracheal intubation still has some disadvantages, as bulb be located at be unfavorable on the eyeglass sterilization, power contact is more, of long duration be prone to loose contact, not time spent battery leakage of electricity for a long time, face time spent power shortage light and the emergent use when these can both influence the clinical rescue patient such as do not work.
The purpose of this utility model provides a kind of mouth opener changeable type laryngoscope.Adopted handle and light be one, gag can disposable replacing use, design such as aneroid battery and two kinds of circuit of external direct current power supply are selective in the handle, these designs all are to guarantee for clinical use provides more function.Because of this apparatus only plays the effect of direct exposure glottis, there is no the effect of " mirror ", so this utility model called after: the mouth opener changeable type laryngoscope.
The purpose of this utility model is achieved in that
A kind of mouth opener changeable type laryngoscope mainly is made up of handle that has electric light source and disposable gag.It is characterized in that:
Described handle is a cylindric hollow grip, contains Battery shell, is used to hold battery, and the handle front end is the gag joint, and the structure on this joint has: grafting spot light lamp bulb in joint slide block, inserting groove and the lamp socket, this lamp socket; There is the handle bonnet rear end of handle, be connected on the handle body, the conversion equipment that aneroid battery and two kinds of circuit of external unidirectional current are arranged in this bonnet, wherein external DC circuit are to be connected with the rectifier transformer (omitting at this for prior art) that is equipped with in addition by the external direct current power supply line that the bonnet supply hub connects.
Described disposable gag is one to have the spatula sample parts of leaded light groove, and it is by connecting chute, grafting key, and lamp window and leaded light groove are formed, and these parts are made with non-toxic plastic, and the sterilization encapsulation is disposable product before dispatching from the factory.
Described disposable gag can be fixed on the handle by connecting chute, grafting key and joint slide block, being slidingly connected of inserting groove in use, extracts disposable gag and discard after using.
This utility model can also be realized by following measure:
At described mouth opener changeable type laryngoscope, between the sleeve exocoel in lamp socket on its handle front opening device joint and the handle there is communicating pipe, pass through for connecting lead a, lead b; The intracavity of handle front end has positive plate, and Battery shell is divided into two sheaf spaces with intracavity of handle: barrel bore claims battery compartment, and the sleeve exocoel has lead a, lead b to pass through; The bonnet seam of handle has 2 square interface draw-in groove a and b at 180 degree opposite side, and the draw-in groove bottom is all clockwise direction, and each draw-in groove left side has an interface pole plate a and a b respectively.
There are 2 bonnet bayonet lock a and b in bonnet seam corresponding interface draw-in groove a and b position at described mouth opener changeable type laryngoscope, and when handle bonnet and handle body clamping, bonnet pole plate a just contacts respectively with b with interface pole plate a with b, plays connection circuit; Also have the tubular fixed mount in the bonnet, be equipped with negative plate at this fixed mount centre bit, be slidingly connected on the fixed mount centre bore by spring and steady pin, symmetric position has guide hole a and b on the fixed mount both sides; The switch hole that runs through fixed mount is arranged on the bonnet sidewall, on the bonnet sidewall cell switch is arranged.
External unidirectional current socket is arranged at the bonnet bottom at described mouth opener changeable type laryngoscope, and this socket is provided with contact c and d, also is provided with elasticity touch panel e and f.
Connect as follows at described mouth opener changeable type laryngoscope internal circuit: in handle body, lead a connects the lamp socket negative pole and is welded on the interface pole plate a through communicating pipe, sleeve exocoel, lead b connects the lamp socket positive pole through being welded on communicating pipe on the battery positive plate, is welded on the interface pole plate b through the sleeve exocoel again; In the handle bonnet, cell negative plate connects elasticity touch panel e, and elasticity touch panel f is connecting bonnet pole plate a and contact c respectively after connecting switch, and contact d connects bonnet pole plate b.
When the handle bonnet of described mouth opener changeable type laryngoscope and handle body clamping, be to keep bonnet pole plate a and interface pole plate a, bonnet pole plate b contacts with the fixed position of interface pole plate b.A and b two groups of bayonet locks, draw-in grooves adopt different radial lines to sit in the right seat.
Also can be made into the transverse-gripping handle at described mouth opener changeable type laryngoscope, be another embodiment.
This utility model has following actively useful effect:
Because the design that this utility model has adopted the disposable replacing of handle and light one and gag to use so just avoids scrubbing and sterilizing of gag, two kinds of circuit design can directly be used external power supply when battery does not have electricity, more convenient use.
Now in conjunction with the accompanying drawings with preferred embodiment:
Fig. 1 is the open type laryngoscope overall appearance figure that changes of the present utility model, is sketch map;
Fig. 2 is the parts assembling sketch map of Fig. 1;
Fig. 3 is the general assembly front view of Fig. 1;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is the rearview of Fig. 3;
Fig. 6 is the upward view (showing that B-B analyses and observe the position) of Fig. 3;
Fig. 7 is the left view of Fig. 3;
Fig. 8 is the right view (showing that A-A analyses and observe the position) of Fig. 3;
Fig. 9 is the A-A cutaway view of Fig. 8;
Figure 10 is a handle component assembling front view (part) among Fig. 3;
Figure 11 is the B-B cutaway view (part) of Fig. 6;
Figure 12 is a kind of circuit embodiments circuit diagram that this utility model changes the open type laryngoscope;
The same Fig. 1 of Figure 13 is another embodiment;
Figure 14 is the parts assembling sketch map of Figure 13;
Accompanying drawing number:
1. handle 2. disposable gag 3. external direct current power supply lines
1-1. gag joint 1-2. handle body 1-3. handle bonnet
1-4. cell switch 1-5. (battery) negative plate 1-6. interface pole plate (a, b)
(1-7. interface) draw-in groove (a, b) 1-8. bonnet interface 1-9. inserting groove
1-10. joint slide block 1-11. spot light lamp bulb 1-12. lamp socket
1-13. bonnet supply hub 1-14. (bonnet) bayonet lock (a, b) 1-15. bonnet pole plate (a, b)
1-16. communicating pipe 1-17. (battery) positive plate 1-18. Battery shell.
1-19. sleeve exocoel 1-20. lead a 1-21. guide hole (a, b)
1-22. switch hole 1-23. elasticity touch panel (e, f) 1-24. (external unidirectional current) socket
1-25. contact (c, d) 1-26. steady pin 1-27. fixed mount centre bore
1-28. spring 1-29. (tubular) fixed mount 1-30. battery compartment
1-31. lead b 1-32. battery 2-1. spatula
2-2. open plate 2-3. supporting plate 2-4. lamp window
2-5. grafting key 2-6. connects chute 2-7. leaded light groove
(3-1. dc source) plug
Now in conjunction with the accompanying drawings with preferred embodiment:
This utility model changes the open type laryngoscope and mainly is made up of handle 1 that has electric light source and disposable gag 2.See that Fig. 1 is shown in Figure 13.
Please mainly with reference to Fig. 1 Fig. 2 Fig. 9, simultaneously with reference to Fig. 3 Fig. 4 Fig. 5 Fig. 6 Fig. 7 Fig. 8 Figure 10 Figure 11, described handle 1 is a cylindric hollow grip, contain Battery shell 1-18, be used to hold battery 1-32, the handle front end is gag joint 1-1, and the structure on this joint has: grafting spot light lamp bulb 1-11 in joint slide block 1-10, inserting groove 1-9 and the lamp socket 1-12, this lamp socket; There is handle bonnet 1-3 the rear end of handle, be connected on the handle body 1-2, the conversion equipment that aneroid battery and two kinds of circuit of external unidirectional current are arranged in this bonnet, wherein external DC circuit are to be connected with the rectifier transformer (omitting at this for prior art) that is equipped with in addition by the external direct current power supply line 3 that bonnet supply hub 1-13 connects.
Please mainly with reference to Fig. 2 Figure 14, simultaneously with reference to other accompanying drawing, described disposable gag is one to have the spatula sample parts of leaded light groove, it is by connecting chute 2-6, grafting key 2-5, lamp window 2-4 and leaded light groove 2-7 form, these parts are made with non-toxic plastic, and the sterilization encapsulation is disposable product before dispatching from the factory.
Please refer to Fig. 2 Fig. 5 Fig. 8 Figure 11, described disposable gag can be fixed on the handle 1 by connecting chute 2-6, grafting key 2-5 and being slidingly connected of joint slide block 1-10, inserting groove 1-9 in use, extracts disposable gag 2 and discard after using.
Please refer to Fig. 9 Fig. 8 Fig. 7, between the sleeve exocoel 1-19 in the described mouth opener changeable type laryngoscope, lamp socket 1-12 on its handle 1 front opening device joint 1-1 and handle communicating pipe 1-16 is arranged, pass through for connecting lead a 1-20, lead b 1-31; The intracavity of handle front end has positive plate 1-17, and Battery shell 1-18 is divided into two sheaf spaces with intracavity of handle: barrel bore claims battery compartment 1-30, and sleeve exocoel 1-19 has lead a 1-20, lead b 1-31 to pass through; The bonnet interface 1-8 of handle 1 is in 180 degree opposite side 2 square interface draw-in groove a and b1-7, and the draw-in groove bottom is all clockwise direction, and each draw-in groove left side has an interface pole plate a and b 1-6 respectively.
Please refer to Fig. 2 Fig. 5 Fig. 7 Fig. 8 Fig. 9, there are 2 bonnet bayonet lock a and b 1-14 in the bonnet seam corresponding interface draw-in groove a and the b 1-7 position of described mouth opener changeable type laryngoscope, when handle bonnet 1-3 and handle body 1-2 clamping, bonnet pole plate a just contacts respectively with b 1-6 with interface pole plate a with b 1-15, plays connection circuit; Also have tubular fixed mount 1-29 in the bonnet, be equipped with negative plate 1-5 at this fixed mount centre bit, be slidingly connected on the fixed mount centre bore 1-27 by spring 1-28 and steady pin 1-26, symmetric position has guide hole a and b 1-21 on fixed mount 1-17 both sides; The switch hole 1-22 that runs through fixed mount is arranged on the bonnet sidewall, cell switch 1-4 is arranged on the bonnet sidewall.
Please refer to Fig. 9, external unidirectional current socket 1-24 is arranged at the bonnet bottom of described mouth opener changeable type laryngoscope, and this socket is provided with contact c and d 1-25, also is provided with elasticity touch panel e and f 1-23.
Please refer to Fig. 9 Figure 12, described mouth opener changeable type laryngoscope internal circuit connects as follows: in handle body, lead a 1-20 connects lamp socket 1-12 negative pole and is welded on the interface pole plate a1-6a through communicating pipe 1-16, sleeve exocoel 1-19, lead b 1-31 connects lamp socket 1-12 positive pole and is welded on the battery positive plate 1-17 through communicating pipe 1-16, is welded on the interface pole plate b 1-6b through sleeve exocoel 1-19 again; In the handle bonnet, cell negative plate 1-5 connects elasticity touch panel e 1-23, and elasticity touch panel f is connecting bonnet pole plate a 1-15a and contact c1-25 respectively after connecting switch, and contact d 1-25 connects bonnet pole plate b 1-15b.
Please refer to Fig. 2 Fig. 5 Fig. 7 Fig. 8 Fig. 9, when the handle bonnet of described mouth opener changeable type laryngoscope and handle body clamping, for keeping bonnet pole plate a 1-15a and interface pole plate a 1-6a, bonnet pole plate b 1-15b contacts with the fixed position of interface pole plate b1-6b.Two groups of bayonet lock 1-14 of a and b, draw-in groove 1-18 adopt different radial lines to sit in the right seat.
Please refer to Figure 13 Figure 14, described mouth opener changeable type laryngoscope also can be made into the transverse-gripping handle, is another embodiment.
Figure 12 is utility model one an embodiment circuit diagram, and 1-11 is a spot light lamp bulb among the figure, and 1-4 is a cell switch, 1-32 is a set of cells, 1-23 is that the conversion touch panel of battery circuit and external DC circuit is elasticity touch panel e and f, and 1-25 is contact c and d, and 3 is external stream power supply (for prior art).
Operation principle of the present utility model and use:
This utility model adopts set of cells and two kinds of selective uses of circuit arrangement of external unidirectional current in the handle.Its conversion realizes by elasticity touch panel e and f 1-23 and contact c and d 1-25.See Fig. 9 Figure 12, when plug 3-1 extracts in bonnet supply hub 1-13, e and the f of elasticity touch panel 1-23 connect automatically, at this moment battery circuit is connected, cell switch 1-4 is the break-make of its circuit of may command, when plug 3-1 inserts bonnet supply hub 1-13, and the e of elasticity touch panel 1-23 and f automatic disconnection (f and d ' connection), at this moment the c of contact 1-25 and d and external direct current power supply are connected, and promptly disconnect as long as at this moment can directly use external direct current power supply to pull up plug 3-1 circuit.
Disposable gag is the encapsulation consumable goods of sterilizing, can use as long as the joint slide block 1-10 of handle is inserted among the connection chute 2-6 of disposable gag 2 during use.Extracting disposable gag 2 after using discards.
Claims (7)
1. a mouth opener changeable type laryngoscope mainly is made up of handle that has electric light source (1) and disposable gag (2), it is characterized in that:
Described handle (1) is a cylindric hollow grip, contain Battery shell (1-18), be used to hold battery (1-32), the handle front end is gag joint (1-1), structure on this joint has: grafting spot light lamp bulb (1-11) in joint slide block (1-10), inserting groove (1-9) and the lamp socket (1-12), this lamp socket; There is handle bonnet (1-3) rear end of handle, be connected on the handle body (1-2), the conversion equipment that aneroid battery and two kinds of circuit of external unidirectional current are arranged in this bonnet, wherein external DC circuit are to be connected with the rectifier transformer that is equipped with in addition by the external direct current power supply line (3) that bonnet supply hub (1-13) connects;
Described disposable gag is one to have the spatula sample parts of leaded light groove, and it is formed by connecting chute (2-6), grafting key (2-5), lamp window (2-4) and leaded light groove (2-7), and these parts are made with non-toxic plastic, and sterilizing before dispatching from the factory encapsulates, and is disposable product;
Described disposable gag can be fixed on the handle (1) by connecting chute (2-6), grafting key (2-5) and joint slide block (1-10), being slidingly connected of inserting groove (1-9) in use, extracts disposable gag (2) and discard after using.
2. by the described mouth opener changeable type laryngoscope of claim 1, it is characterized in that: between the sleeve exocoel (1-19) in lamp socket (1-12) on its handle (1) front opening device joint (1-1) and the handle arranged communicating pipe (1-16), pass through for connecting lead a (1-20), lead b (1-31); The intracavity of handle front end has positive plate (1-17), and Battery shell (1-18) is divided into two sheaf spaces with intracavity of handle: barrel bore claims battery compartment (1-30), and sleeve exocoel (1-19) has lead a (1-20), lead b (1-31) to pass through; The bonnet interface (1-8) of handle (1) is in 180 degree opposite side 2 square interface draw-in groove a and b (1-7), and the draw-in groove bottom is all clockwise direction, and each draw-in groove left side has an interface pole plate a and b (1-6) respectively.
3. by the described mouth opener changeable type laryngoscope of claim 1, it is characterized in that: there are 2 bonnet bayonet lock a and b (1-14) in its bonnet seam corresponding interface draw-in groove a and b (1-7) position, when handle bonnet (1-3) and handle body (1-2) clamping, bonnet pole plate a just contacts respectively with b (1-6) with interface pole plate a with b (1-15), plays connection circuit; Also has tubular fixed mount (1-29) in the bonnet, be equipped with negative plate (1-5) at this fixed mount centre bit, be slidingly connected on the fixed mount centre bore (1-27) by spring (1-28) and steady pin (1-26), symmetric position has guide hole a and b (1-21) on fixed mount (1-17) both sides; The switch hole (1-22) that runs through fixed mount is arranged on the bonnet sidewall, cell switch (1-4) is arranged on the bonnet sidewall.
4. by the described mouth opener changeable type laryngoscope of claim 1, it is characterized in that: its bonnet bottom has external unidirectional current socket (1-24), this socket to be provided with contact c and d (1-25), also is provided with elasticity touch panel e and f (1-23).
5. by the described mouth opener changeable type laryngoscope of claim 1, it is characterized in that: its internal circuit connects as follows: in handle body, lead a (1-20) connects lamp socket (1-12) negative pole and is welded on the interface pole plate a (1-6a) through communicating pipe (1-16), sleeve exocoel (1-19), it is anodal through being welded on communicating pipe (1-16) on the battery positive plate (1-17) that lead b (1-31) connects lamp socket (1-12), is welded on the interface pole plate b (1-6b) through sleeve exocoel (1-19) again; In the handle bonnet, cell negative plate (1-5) connects elasticity touch panel e (1-23), and elasticity touch panel f (1-23) is connecting bonnet pole plate a (1-15a) and contact c (1-25) respectively after connecting switch, and contact d (1-25) connects bonnet pole plate b (1-15b).
6. by the described mouth opener changeable type laryngoscope of claim 1, it is characterized in that: when its handle bonnet and handle body clamping, for keeping bonnet pole plate a (1-15a) and interface pole plate a (1-6a), bonnet pole plate b (1-15b) contacts with the fixed position of interface pole plate b (1-6b).A adopts different radial lines to sit in the right seat with two groups of bayonet locks of b (1-14), draw-in groove (1-18).
7. by the described mouth opener changeable type laryngoscope of claim 1, it is characterized in that: this laryngoscope also can be made into the transverse-gripping handle, is another embodiment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99216945 CN2387854Y (en) | 1999-07-20 | 1999-07-20 | Mouth opener changeable laryngoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99216945 CN2387854Y (en) | 1999-07-20 | 1999-07-20 | Mouth opener changeable laryngoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2387854Y true CN2387854Y (en) | 2000-07-19 |
Family
ID=34008480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99216945 Expired - Fee Related CN2387854Y (en) | 1999-07-20 | 1999-07-20 | Mouth opener changeable laryngoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2387854Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100366208C (en) * | 2003-09-02 | 2008-02-06 | 吕佳 | Oral cavity therapeutic mouth-gag |
| US8142352B2 (en) | 2006-04-03 | 2012-03-27 | Welch Allyn, Inc. | Vaginal speculum assembly having portable illuminator |
| US8157728B2 (en) | 2005-04-01 | 2012-04-17 | Welch Allyn, Inc. | Vaginal speculum |
| CN101217911B (en) * | 2005-04-01 | 2012-09-05 | 韦尔奇阿林公司 | Vaginal speculum apparatus |
| US8388523B2 (en) | 2005-04-01 | 2013-03-05 | Welch Allyn, Inc. | Medical diagnostic instrument having portable illuminator |
| US9532706B2 (en) | 2014-08-07 | 2017-01-03 | Welch Allyn, Inc. | Vaginal speculum with illuminator |
-
1999
- 1999-07-20 CN CN 99216945 patent/CN2387854Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100366208C (en) * | 2003-09-02 | 2008-02-06 | 吕佳 | Oral cavity therapeutic mouth-gag |
| US8157728B2 (en) | 2005-04-01 | 2012-04-17 | Welch Allyn, Inc. | Vaginal speculum |
| CN101217911B (en) * | 2005-04-01 | 2012-09-05 | 韦尔奇阿林公司 | Vaginal speculum apparatus |
| US8388523B2 (en) | 2005-04-01 | 2013-03-05 | Welch Allyn, Inc. | Medical diagnostic instrument having portable illuminator |
| US8435175B2 (en) | 2005-04-01 | 2013-05-07 | Welch Allyn, Inc. | Vaginal speculum apparatus |
| US8821395B2 (en) | 2005-04-01 | 2014-09-02 | Welch Allyn, Inc. | Vaginal speculum apparatus |
| US9332898B2 (en) | 2005-04-01 | 2016-05-10 | Welch Allyn, Inc. | Vaginal speculum apparatus |
| US9949633B2 (en) | 2005-04-01 | 2018-04-24 | Welch Allyn, Inc. | Vaginal speculum apparatus |
| US11291359B2 (en) * | 2005-04-01 | 2022-04-05 | Welch Allyn, Inc. | Vaginal speculum apparatus |
| US8142352B2 (en) | 2006-04-03 | 2012-03-27 | Welch Allyn, Inc. | Vaginal speculum assembly having portable illuminator |
| US9532706B2 (en) | 2014-08-07 | 2017-01-03 | Welch Allyn, Inc. | Vaginal speculum with illuminator |
| US10945594B2 (en) | 2014-08-07 | 2021-03-16 | Welch Allyn, Inc. | Vaginal speculum with illuminator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |