CN201079378Y

CN201079378Y - Multifunctional laryngoscope

Info

Publication number: CN201079378Y
Application number: CNU200720127738XU
Authority: CN
Inventors: 黄玉民; 张先
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-08-09
Filing date: 2007-08-09
Publication date: 2008-07-02
Anticipated expiration: 2017-08-09

Abstract

The utility model provides a multifunctional laryngoscope, which includes a laryngoscope lens and a laryngoscope handle. The multifunctional laryngoscope also includes a disposable medicine storing tube which can be inserted in and can be pulled out from the inner cavity of the main body of the laryngoscope handle. The disposable medicine storing tube can be communicated with or cut off from a liquid communicating tube on the laryngoscope lens by a control switch linkage in the inner cavity of the main body of the laryngoscope handle; an air inletting tie-in is also arranged on the laryngoscope handle, the air inletting tie-in can be communicated with or cut off from an air communicating tube on the laryngoscope lens by the control switch linkage; the control switch linkage uses a button thereof outside the main body of the laryngoscope handle to manually control the communication or the cut-off; and the air communicating tube and the liquid communicating tube are communicated on a certain position. The utility model has the functions of ventilation oxygen supplying and medicine spraying simultaneously, and has compact structure and convenient operation, is clean, sanitary, and durable,and can save energy source.

Description

Multifunctional laryngoscope

Technical field

This utility model relates to a kind of medical apparatus and instruments, particularly relates to a kind of multifunctional laryngoscope.

Background technology

Laryngoscope is the instrument that is used for general anesthesia induction and on-the-spot cardio-pulmonary resuscitation process, appears glottis when carrying out tracheal intubation.Generally speaking, hospital comprises laryngoscope handle and laryngoscope blade two parts in order to the laryngoscope of clinical use, and wherein laryngoscope blade can be movably connected on the laryngoscope handle, and the front end of laryngoscope blade is crooked shape, stretches into patient's oral cavity and throat portion when being tracheal intubation to expose the part of glottis.Be provided with an observation lamp near laryngoscope blade tip place foremost, relying on the battery powered that is arranged in the laryngoscope handle,, making things convenient for the doctor to operate in order to when carrying out tracheal intubation, to illuminate patient's bottleneck throat.

The shortcoming of this common laryngoscope is in the intubate process, because tracheal intubation has certain technical difficulty and strict time restriction (preferably be no more than 15-20 second), be subject to again simultaneously patient self physical trait such as fat, neck short or Adam's apple is crossed high influence, though larynx appears sometimes, but can't see glottis clearly, thereby cause tracheal intubation difficulty; Sometimes because anesthesia is shallow, glottis is tight, limit by medical facilities, the doctor can not in time spray the atomizing anaesthetic so that glottis is loose to glottis again, also can cause difficult intubation.All can certainly will increase the weight of histanoxia in both cases, patient's the state of an illness further be worsened, even cause death because of the prolongation of no oxygen supply time.

In order to reduce mortality rate and to improve the success rate of rescuing, a kind of multifunctional laryngoscope is disclosed in the patent No. is the patent of CN88203809.5, this patent has been done improvement to the structure of common laryngoscope, in the laryngoscope handle, set up medicine storing pot, and on laryngoscope blade, be provided with the oxygen supply pipe that is communicated with high-pressure oxygen cylinder lamp oxygen supply equipment gas circuit, its objective is when tracheal intubation, give laryngoscope and can spray the function that medicament is anaesthetized in atomizing to glottis again by ventilation oxygen-supplying, but when using this laryngoscope, its defective is that cardio-pulmonary resuscitation is at the scene carried out in the process of tracheal intubation, the oxygen supply ventilation of this laryngoscope continues to carry out always, can not produce pulse is interrupted, in order to reserve the time that buffering is exhaled to the patient, must increase a kind of special equipment and the supporting use of this laryngoscope of open jet ventilator.See also application number and be 94116934.0 patent: its principle is to utilize one of respirator electromagnetic valve to open one to close, make air-flow be produced pulse by batch (-type) blocking-up back, in appearing the glottis process, carry out spray ventilation oxygen-supplying before the glottis by the oxygen supply pipe on the laryngoscope blade then, thereby thorax is risen and fallen, reach the purpose of gas exchange.Yet, need energy storage battery in this open jet ventilator rescue process at the scene, have that volume is big, heavy, cost of manufacture is high, shortcoming such as be not easy to carry, limited the flexible property in the laryngoscope rescue process at the scene so virtually.Though malfunctioning for preventing electromagnetic valve on open jet ventilator, set up manual oxygen blocked valve device, manual oxygen blocked valve must fit into line operate by an assistant, uses also inconvenient in the intubate process.

For overcoming above-mentioned defective, in application number is 96106088.3 patent a kind of portable hand controlled spray ventilation oxygen-supplying laryngoscope is disclosed.As shown in Figure 1, it is respectively equipped with oxygen supply pipe T15, T8 on laryngoscope handle T3 and laryngoscope blade T7, oxygen supply pipe T15 on the laryngoscope handle T3 and the oxygen supply pipe T8 clamping on the laryngoscope blade T7, and on laryngoscope handle oxygen supply pipe T15, be provided with manual oxygen supply blocked valve T2.The spool T12 of this blocked valve T2 is vertical to be inserted on the oxygen supply pipe T15 that runs through laryngoscope handle T3 and be arranged in parallel with battery tube T4, when pressing blocked valve T2 button, the venting channels of groove on the spool T12 and oxygen supply pipe T15 is connected, when unclamping blocked valve T2 button, by back-moving spring T13 fight back spool T12, the venting channels of oxygen supply pipe T15 is blocked, and stops oxygen supply.So the laryngoscope of structure can be operated in person by the doctor in charge, according to the experience of practising medicine of oneself and the frequency and the oxygen-supplying amount of clinical diagnosis situation judgement ventilation oxygen-supplying pulse.The advantage of this laryngoscope is little, the compact conformation of volume, be convenient to doctor's operation, less demanding to use occasion, but shortcoming be cancelled laryngoscope medicines such as anesthesia medicament spray function, reason be exactly in limited laryngoscope handle inner space, sanitation and hygiene are set, be convenient to on-off control and satisfy medicament inject at any time and the medicine storing pot of requirement such as dismounting has very big difficulty.

As mentioned above, spraying in the intubate process of medicines such as anesthetis also is an indispensable composition step, lacked this function, occurring anaesthetizing shallow and during situation such as patient's glottis tension, the doctor just can't rely on the experience of practising medicine of self to control operating procedure flexibly and in time, and mishandling words also can cause conditions of patients to worsen and even be dead.So, can develop and can satisfy medicament simultaneously and spray the laryngoscope that also has characteristics such as compact conformation, handled easily with the ventilation oxygen-supplying function, simultaneously, be the important and instant problem that current medical equipment and those skilled in the art are faced.

Summary of the invention

In view of this, the purpose of this utility model is to provide a kind of multifunctional laryngoscope that can overcome the prior art defective, and it integrates ventilation oxygen-supplying and medicine sprays function, and has characteristics such as compact conformation, handled easily.

For achieving the above object, the technical solution of the utility model is: described multifunctional laryngoscope, comprise laryngoscope blade, laryngoscope handle, wherein said laryngoscope handle comprises laryngoscope handle base and laryngoscope handle main body disposed thereon, described laryngoscope blade comprise can with the laryngoscope blade deck of laryngoscope handle base activity clamping and laryngoscope blade main body fixed thereon; This multifunctional laryngoscope also comprises the disposable drug storage pipe that can be arranged on this laryngoscope handle main body inner chamber with plugging, and the gauge tap link gear of this disposable drug storage pipe by being arranged on intracavity in the described laryngoscope handle main body is communicated with fluid-through tube on being arranged on described laryngoscope blade or blocks; Also be provided with inlet suction port on described laryngoscope handle, this inlet suction port is communicated with breather on being arranged on described laryngoscope blade by described gauge tap link gear or blocks; Described gauge tap link gear is arranged on the manual described connection of control of the outer button of described laryngoscope handle main body by it or blocks, and described breather and fluid-through tube communicate with each other in certain position.

The medication injections that this utility model uses a standard with disposable drug storage pipe as medicine storing pot, to need earlier to suck in this syringe to the medicinal liquid that sprays in the patient oral cavity, again this syringe is inserted laryngoscope handle main body inner chamber, can be easy to satisfy the sanitation and hygiene condition of medicinal liquid like this, and do not need additionally to carry out the cleaning step of drug storage filling etc., simultaneously, insert a disposable drug storage pipe of having irritated medicinal liquid in addition again and get final product changing dressings or during continuous medicine, only need extracting this syringe.This utility model has ventilation oxygen-supplying simultaneously and medicine sprays function, and has advantages such as compact conformation, easy to operate, durable in use and energy savings.

Description of drawings

Fig. 1 is the structural representation of multifunctional laryngoscope in the prior art

Fig. 2 is the population structure sketch map of multifunctional laryngoscope of the present utility model

Fig. 3 is the laryngoscope handle of multifunctional laryngoscope of the present utility model and the structural representation of inner assembly thereof

Fig. 4 is the structure of nozzle sketch map of multifunctional laryngoscope of the present utility model

The specific embodiment

Below in conjunction with drawings and Examples this utility model is described in detail.

See also accompanying drawing 2,3: for achieving the above object, the technical solution of the utility model is: described multifunctional laryngoscope comprises laryngoscope blade 1, laryngoscope handle 2, wherein said laryngoscope handle 2 comprises laryngoscope handle base 201 and laryngoscope handle main body disposed thereon, described laryngoscope blade 1 comprise can with the laryngoscope blade deck 101 of laryngoscope handle base 201 activity clampings and laryngoscope blade main body fixed thereon; This multifunctional laryngoscope also comprises the disposable drug storage pipe 4 that can be inserted in these laryngoscope handle 2 main body inner chambers, and in the present embodiment, described disposable drug storage pipe 4 is the Dispoable medical syringe.This disposable syringe 4 is communicated with the logical liquid mouth 203 that is arranged on described laryngoscope handle base 201 bottoms by the gauge tap link gear 5 that is arranged on intracavity in described laryngoscope handle 2 main bodys or blocks; On described laryngoscope handle base 201, also be provided with inlet suction port 6, this inlet suction port 6 is communicated with ventilation mouth 202 on being arranged on described laryngoscope handle base 201 by described gauge tap link gear 5 or blocks, wherein said inlet suction port 6 and described ventilation mouth 202 that the position is set is very approaching; Described gauge tap link gear 5 is by being arranged on the button 501 manual described connections of control outer, gauge tap link gear 5 of described laryngoscope handle 2 main bodys or blocking, described laryngoscope blade 1 is provided with breather 7 and fluid-through tube 8, and this breather 7 and fluid-through tube 8 can be communicated with described ventilation mouth 202 and logical liquid mouth 203 by laryngoscope blade deck 101.

In described laryngoscope handle 2 main bodys intracavity be provided with pencil seat 11 and be communicated with described logical liquid mouth 203 advance medicine valve 12, described disposable syringe 4 is when inserting these laryngoscope handle 2 main body inner chambers, can insert this pencil seat 12 also closely cooperates with it, described advance to be provided with in the medicine valve 12 the band medicine feeding hole advance medicine valve pad 120, wherein, when not pressing described button 501, described pencil seat 11 with described advance medicine valve 12 to advance medicine valve pad 120 spaced apart; After pressing described button 501, promote this pencil seat 11 and cover described disposable syringe 4 within it moves down by described gauge tap link gear 5, thereby make the medicine mouth that advances of described disposable syringe 4 advance medicine valve pad 120 and contact and compress with described.

Intracavity also is provided with intake valve 13 in described laryngoscope handle 2 main bodys, in this intake valve 13, be provided with valve rod 130, wherein, when not pressing described button 501, the bottom of this valve rod 130 props up and compresses the venting channels that is arranged on the inlet suction port 6 on the described laryngoscope handle base 201 by the holddown spring 131 that is arranged on this valve rod 130; After pressing described button 501, promote described valve rod 130 by described gauge tap link gear 5 and move up, thereby make the venting channels of described inlet suction port 6 be communicated with the ventilation mouth 202 that is arranged on described laryngoscope handle base 201 bottoms.

The described valve body that advances medicine valve 12 and described intake valve 13 is combined as a whole, and forms valve body 14, is provided with between the upper surface of this valve body 14 and described laryngoscope handle base 201 and seals valve pad 140.

Described gauge tap link gear 5 comprises the connecting rod 502 that links to each other with described button 501, be arranged on the cross bar 503 in these connecting rod 502 stage casings and be arranged on the cross bar 504 of these connecting rod 502 bottoms, and one end be connected lever 505 on the described valve rod 130, be provided with fixed pivot in these lever 505 stage casings; Wherein, be provided with axis 506 in the stage casing of described connecting rod 502, this axis 506 can be stuck in the draw-in groove that is arranged on described laryngoscope handle 2 main bodys, described cross bar 503 all forms certain angle with described connecting rod 502 with cross bar 504, described cross bar 503 flexibly connects by pivot with described pencil seat 11, when not pressing described button 501, spaced apart in described cross bar 504 and the described lever 505 away from the other end of described valve rod 130, after pressing described button 501, the outermost end of described cross bar 504 rotates, prop up this lever 505 and promote its described other end and move down, and then make described lever 505 move up with the end that described valve rod 130 links to each other.

Described lever 505 is fixedlyed connected with described valve body 14 by fixed pivot.

Described cross bar 503 and cross bar 504 are all vertical with described connecting rod 502.

The laryngoscope blade deck 101 of described laryngoscope blade 1 is provided with connecing pore 102 and connecing liquid hole 103 of being communicated with described breather 7 and fluid-through tube 8 respectively, after described

laryngoscope blade

1 and 2 clampings of laryngoscope handle, described connect pore 102 and connect liquid hole 103 also be communicated with described ventilation mouth 202 and the 203 tight sockets of logical liquid mouth.

Described laryngoscope handle 2 main bodys comprise shell 204 and last card lid 205, described laryngoscope handle 2 main body inner chambers by this shell 204, go up card cover 205 and laryngoscope handle base 201 fit together and form, battery tube 3 inserts intracavity in these laryngoscope handle 2 main bodys, and the battery of installing within it is electrically connected with observation lamp 9 on being arranged on described laryngoscope blade 1 main body by the observation lamp switch that is arranged on described laryngoscope handle 2 bases 201.

Described card lid 205 is provided with the movable flip 206 for described disposable syringe 4 plugs, this movable flip 206 rotatably is connected on this card lid 205 by renovating axle 207, be with on 207 and renovate spring 208 at the described axle of renovating, when described disposable syringe 4 inserts these laryngoscope handle 2 main body inner chambers, movable flip 207 upsets, when described disposable drug storage pipe 4 when described these laryngoscope handle 2 main body inner chambers are extracted, the described spring 208 of renovating is in order to make movable flip 207 self-returns.

Be provided with respectively the nozzle 10 that is connected with fluid-through tube 8 with described breather 7 at the tail end of described laryngoscope blade 1.The structure of this nozzle 10 is as shown in Figure 4: nozzle 10 tail ends be provided be used for inserting described breather 7 and the passage 111 that is communicated with it and be used for inserting described fluid-through tube 8 and the liquid-through hole 112, this passage 111 and the liquid-through hole 112 that are communicated with it respectively be arranged on this nozzle 10 in through hole 113 be communicated with, this through hole 113 is drawn gas-liquid spout 114 and is led to outside this nozzle 10 to these nozzle 10 front ends certainly.

Described button 501 is arranged on the sidewall of the outer most advanced and sophisticated homonymy with described laryngoscope blade 1 of described laryngoscope handle 2 main bodys, and near the top of these laryngoscope handle 2 main bodys.Being provided with of its position can allow the doctor push this button 501 with forefinger or middle finger easily.

In this utility model, because described inlet suction port 6 is very close with the position of described ventilation mouth 202, the oxygen supply air-flow very short flow process that only needs flow through in laryngoscope handle base 201 gets final product.The oxygen supply pipe T15 (patent No. is 96106088.3 disclosure) that runs through laryngoscope handle T3 and be arranged in parallel with battery tube T4 in the prior art, oxygen supply pipeline of the present utility model fluid resistance consumption in laryngoscope handle 2 can be lowered to bottom line.Therefore, need not to be arranged to prior art so high for the output pressure of the oxygen cylinder of laryngoscope oxygen supply, so just can reduce the design difficulty of the oxygen supply blocking-up valve (in this utility model, being intake valve 13) in the laryngoscope handle 2 greatly and improve its service life, simultaneously, reduction along with the output pressure of oxygen cylinder, available oxygen-supplying amount in the oxygen cylinder also greatly increases, thereby has avoided a large amount of materials to be wasted.

In another embodiment of the present utility model, the button 501 of described gauge tap link gear 5 has the first and second two control positions, when pressing this button 501 to this primary importance, the described inlet suction port 6 of described gauge tap link gear 5 controls is communicated with described breather 7, when continuing to press this button 501 to this second position again, the described disposable drug storage pipe 4 of described gauge tap link gear 5 controls is communicated with described fluid-through tube 8 simultaneously.That is to say that when button 501 is in the second position described inlet suction port 6 is communicated with described fluid-through tube 8 with described breather 7, described disposable drug storage pipe 4 simultaneously simultaneously.Like this, this utility model just can have and supplies medicine and oxygen supply mode more flexibly.

Operation principle of the present utility model and work process are as follows:

Laryngoscope blade 1 of the present utility model is installed on laryngoscope handle 2 belows, laryngoscope handle 2 go up card cover 205 and base 201 between be locked by stock screw 15.In view of laryngoscope blade 1 need be changed the eyeglass of different model according to patient's age size, thus

laryngoscope blade

1 and 2 clampings of laryngoscope handle, to reach the purpose of exchange.

Button 501 can be installed in any position of multifunctional laryngoscope in theory, but considers preferably to be installed on the laryngoscope handle 2 from the angle of practicality operation, is convenient to operation like this.

But laryngoscope described in the utility model needs be used with the little oxygen cylinder of pressure-adjustable type, is convenient to carry, simultaneously also can be with adnexa: simply respirator, manually suction pump, endotracheal tube, bite-block etc. carry in the lump.When rescue patient, at first with clamping between laryngoscope handle 2 and the laryngoscope blade 1 and be 90 degree, the gas circuit of oxygen cylinder is connected on the described inlet suction port 6, open oxygen source and adjust pressure, adult 0.12～2MPa, child 0.08～0.1MPa, neonate 0.04～0.06MPa.The anesthetics that suction need spray in disposable syringe 4 or other medicaments are pressed the movable flip 206 on the described laryngoscope handle 2 then, and syringe is inserted.

This moment energized, source of the gas, laryngoscope is inserted the oral cavity along patient's bicker, make laryngoscope blade 1 move to positive meta, can see uvula (for appearing first sign of glottis) this moment, slowly advance laryngoscope blade 1 to make its top arrive at the root of the tongue, carry laryngoscope slightly, can see epiglottis edge (for appearing second sign of glottis).

Button 501 on moving this utility model laryngoscope handle 2 press...withes one's finger this moment, make the connecting rod 502 of gauge tap link gear 5 be rotated counterclockwise around axis 506, the end that cross bar 504 promotes lever 505 moves down, thereby the other end that makes this lever 505 drives described valve rod 130 and moves up, make the terminal of valve rod 130 leave the upper surface of described laryngoscope handle base 201, and then make the venting channels of inlet suction port 6 be communicated with ventilation mouth 202, make the hyperbaric oxygen entraining air stream by being arranged on breather 7 and nozzle 10 ejections on the laryngoscope blade, produce pulse, can the limit appear the glottis limit and carry out spray ventilation oxygen-supplying before the glottis, even run into fat, though the too high patient of the short Adam's apple of neck larynx sometimes appears, but can't see glottis clearly, air-flow also can enter along the glottis direction and carry out gas exchange in the body this moment.

Pressing the button 501, when the connecting rod 502 of gauge tap link gear 5 is rotated counterclockwise, described cross bar 503 drives pencil seat 11 and cover described disposable syringe 4 within it moves down, thereby make the medicine mouth that advances of described disposable syringe 4 advance medicine valve pad 120 and contact and compress with described, be arranged on laryngoscope handle 2 on logical liquid mouth 203, be arranged on the laryngoscope blade 1 connect liquid hole 103 and fluid-through tube 8 is communicated with.

Later see accompanying drawing 4 again, because high pressure oxygen supply air-flow when passing through the through hole 113 of nozzle 10, can form eddy current by through hole 114 inner chambers in nozzle 10, and then make the fluid-through tube 8 interior local decompressions that form, thereby the medicinal liquids in the syringe 4 are taken out of, is formed vaporific and spray from gas-liquid spout 114.

When release button 501, described gauge tap link gear 5 turns clockwise, and under the elastic force effect of holddown spring 131, the terminal of valve rod 130 compresses the upper surface of described laryngoscope handle base 201, and ventilation is interrupted, thereby forms an oxygen supply pulse.Described disposable syringe 4 moves up simultaneously, makes extraneous negative pressure disappear in interior generation space, and this moment, the medicinal liquid in the syringe 4 stopped outside drippage because syringe 4 inner chambers are negative pressure, and the spray medicine interrupts.

Therefore, multifunctional laryngoscope of the present utility model can be realized delivering oxygen pulse in the patient oral cavity by doctor's manual control button, can also spray the medicinal liquids such as anesthetics of atomizing in oxygen supply.Can be easy to just satisfy the sanitation and hygiene condition of medicinal liquid like this, and not need additionally to carry out the cleaning step of container such as medicine storing pot, changing dressings or during continuous medicine, only need extracting this syringe, insert a disposable syringe of having irritated medicinal liquid in addition again and get final product simultaneously.Multifunctional laryngoscope of the present utility model can be operated in person by the doctor in charge, according to oneself the experience of practising medicine and the clinical diagnosis situation frequency of judging the ventilation oxygen-supplying pulse and oxygen supply, for dose.

Claims

1. multifunctional laryngoscope, comprise laryngoscope blade (1), laryngoscope handle (2), wherein said laryngoscope handle (2) comprises laryngoscope handle base (201) and laryngoscope handle main body disposed thereon, described laryngoscope blade (1) comprise can with the laryngoscope blade deck (101) of laryngoscope handle base (201) activity clamping and laryngoscope blade main body fixed thereon; It is characterized in that: this multifunctional laryngoscope also comprises the disposable drug storage pipe (4) that can be arranged on this laryngoscope handle (2) main body inner chamber with plugging, and the gauge tap link gear (5) of this disposable drug storage pipe (4) by being arranged on intracavity in described laryngoscope handle (2) main body is communicated with fluid-through tube (8) on being arranged on described laryngoscope blade (1) or blocks; Also be provided with inlet suction port (6) on described laryngoscope handle (2), this inlet suction port (6) is communicated with breather (7) on being arranged on described laryngoscope blade (1) by described gauge tap link gear (5) or blocks; Described gauge tap link gear (5) is arranged on the outer button (501) of described laryngoscope handle (2) main body by it and manually controls described connection or block, and described breather (7) and fluid-through tube (8) have the position that communicates with each other.

2. multifunctional laryngoscope according to claim 1, it is characterized in that: described inlet suction port (6) is arranged on the laryngoscope handle base (201), be provided with ventilation mouth (202) and logical liquid mouth (203) in described laryngoscope handle base (201) bottom, wherein said ventilation mouth (202) is near described inlet suction port (6), and described inlet suction port (6) is communicated with described ventilation mouth (202) and then with described breather (7) via the control of described gauge tap link gear (5) or blocks; Described disposable drug storage pipe (4) is communicated with described logical liquid mouth (203) and then with described fluid-through tube (8) via described gauge tap link gear (5) control or blocks.

3. multifunctional laryngoscope according to claim 2, it is characterized in that: in described laryngoscope handle (2) main body intracavity be provided with pencil seat (11) and be communicated with described logical liquid mouth (203) advance medicine valve (12), described disposable drug storage pipe (4) is when inserting this laryngoscope handle (2) main body inner chamber, can insert this pencil seat (11) also closely cooperates with it, described advance to be provided with in the medicine valve (12) the band medicine feeding hole advance medicine valve pad (120), wherein, when not pressing described button (501), described pencil seat (11) with described advance medicine valve (12) to advance medicine valve pad (120) spaced apart; After pressing described button (501), promote this pencil seat (11) and within it described disposable drug storage pipe (4) of cover moves down by described gauge tap link gear (5), thereby make the medicine mouth that advances of described disposable drug storage pipe (4) advance medicine valve pad (120) and contact and compress with described.

4. multifunctional laryngoscope according to claim 2, it is characterized in that: intracavity also is provided with intake valve (13) in described laryngoscope handle (2) main body, in this intake valve (13), be provided with valve rod (130), wherein, when not pressing described button (501), the bottom of this valve rod (130) is by being arranged on the venting channels that holddown spring (131) on this valve rod (130) propped up and compressed the inlet suction port (6) that is arranged on the described laryngoscope handle (2); After pressing described button (501), promote described valve rod (130) by described gauge tap link gear (5) and move up, thereby make the venting channels of described inlet suction port (6) be communicated with the ventilation mouth (202) that is arranged on described laryngoscope handle base (201) bottom.

5. multifunctional laryngoscope according to claim 3, it is characterized in that: intracavity also is provided with intake valve (13) in described laryngoscope handle (2) main body, in this intake valve (13), be provided with valve rod (130), wherein, when not pressing described button (501), the bottom of this valve rod (130) is by being arranged on the venting channels that holddown spring (131) on this valve rod (130) propped up and compressed the inlet suction port (6) that is arranged on the described laryngoscope handle (2); After pressing described button (501), promote described valve rod (130) by described gauge tap link gear (5) and move up, thereby make the venting channels of described inlet suction port (6) be communicated with the ventilation mouth (202) that is arranged on described laryngoscope handle base (201) bottom.

6. multifunctional laryngoscope according to claim 5, it is characterized in that: the described valve body that advances medicine valve (12) and described intake valve (13) is combined as a whole, form valve body (14), between the upper surface of this valve body (14) bottom and described laryngoscope handle base (201), be provided with sealing valve pad (140).

7. according to any one described multifunctional laryngoscope in the claim 4 to 6, it is characterized in that: described gauge tap link gear (5) comprises the connecting rod (502) that links to each other with described button (501), be arranged on the cross bar (503) in this connecting rod (502) stage casing and be arranged on the cross bar (504) of this connecting rod (502) bottom, and one end be connected lever (505) on the described valve rod (130), be provided with fixed pivot in this lever (505) stage casing; Wherein, be provided with axis (506) in the stage casing of described connecting rod (502), this axis (506) can be stuck in the draw-in groove that is arranged on described laryngoscope handle (2) main body, described cross bar (503) all forms certain angle with described connecting rod (502) with cross bar (504), described cross bar (503) flexibly connects by pivot with described pencil seat (11), when not pressing described button (501), spaced apart in described cross bar (504) and the described lever (505) away from the other end of described valve rod (130), after pressing described button (501), the outermost end of described cross bar (504) rotates, prop up this lever (505) and promote its described other end and move down, and then make described lever (505) move up with the end that described valve rod (130) links to each other.

8. multifunctional laryngoscope according to claim 7 is characterized in that: described cross bar (503) is all vertical substantially with described connecting rod (502) with cross bar (504).

9. according to any one described multifunctional laryngoscope in the claim 2 to 6,8, it is characterized in that: the laryngoscope blade deck (101) of described laryngoscope blade (1) is provided with connecing pore (102) and connecing liquid hole (103) of being communicated with described breather (7) and fluid-through tube (8) respectively, after described laryngoscope blade (1) and laryngoscope handle (2) clamping, describedly connect pore (102) and connect liquid hole (103) and described ventilation mouth (202) and closely socket and being communicated with of logical liquid mouth (203).

10. according to claim 1 to 6, any one described multifunctional laryngoscope in 8, it is characterized in that: described laryngoscope handle (2) main body comprises shell (204) and last Ka Gai (205), described Ka Gai (205) is provided with the movable flip (206) for described disposable drug storage pipe (4) plug, this movable flip (206) rotatably is connected on this Ka Gai (205) by renovating axle (207), be with on (207) and renovate spring (208) at the described axle of renovating, when described disposable drug storage pipe (4) inserts this laryngoscope handle (2) main body inner chamber, movable flip (207) upset, when described disposable drug storage pipe (4) when described this laryngoscope handle (2) main body inner chamber is extracted, this is renovated spring (208) and makes this movable flip (207) self-return.

11. according to any one described multifunctional laryngoscope in the claim 1 to 6,8, it is characterized in that: described disposable drug storage pipe (4) is the Dispoable medical syringe.

12. according to any one described multifunctional laryngoscope in the claim 1 to 6,8, it is characterized in that: described button (501) is arranged on the outer sidewall of described laryngoscope handle (2) main body, when correct gripping laryngoscope handle, this button (501) is positioned near forefinger or the middle finger position.

13. according to any one described multifunctional laryngoscope in the claim 1 to 6,8, it is characterized in that: be provided with respectively the nozzle (10) that is connected with fluid-through tube (8) with described breather (7) at the tail end of described laryngoscope blade (1), the connection position of described breather (7) and fluid-through tube (8) is arranged in this nozzle (10).

14. multifunctional laryngoscope according to claim 1 and 2, it is characterized in that: the button (501) of described gauge tap link gear (5) has the first and second two control positions, when pressing this button (501) to this primary importance, described gauge tap link gear (5) is controlled described inlet suction port (6) and is communicated with described breather (7), when continuing to press this button (501) to this second position again, described gauge tap link gear (5) the described disposable drug storage pipe of control (4) is communicated with described fluid-through tube (8).