CN211834681U

CN211834681U - Side channel multifunctional electric coagulation forceps

Info

Publication number: CN211834681U
Application number: CN202020161621.9U
Authority: CN
Inventors: 翟斌; 胡平华; 张亮钧
Original assignee: Kangbai Medical Devices Huizhou Co ltd
Current assignee: Kangbai Medical Devices Huizhou Co ltd
Priority date: 2020-02-11
Filing date: 2020-02-11
Publication date: 2020-11-03
Anticipated expiration: 2030-02-11

Abstract

The utility model relates to the technical field of medical equipment, in particular to a multifunctional side channel electric coagulation forceps with high processing efficiency and more functions, which comprises an electric coagulation forceps body, a connecting piece, a flexible shaping pipe, an illuminating device, a camera device, a dripping pipe and a flue control valve, wherein the electric coagulation forceps body is used for stopping bleeding of a diseased part after being electrified, the connecting piece is respectively connected with the electric coagulation forceps body and the flexible shaping pipe, the flexible shaping pipe is provided with a smoking channel, the input end of the smoking channel is adjacent to a forceps tip of the electric coagulation forceps body, the output end of the smoking channel is used for being communicated with an external smoking pump, the illuminating device, the camera device and the dripping pipe are respectively contained in the smoking channel, the input end of the dripping pipe is used for being communicated with an external liquid medicine bottle, the output end of the dripping pipe is positioned at the input end of the smoking channel, the dripping pipe is used for dripping liquid medicine to, the smoking control valve is used for communicating the smoking channel with the external smoking pump or blocking the smoking channel from the external smoking pump.

Description

Side channel multifunctional electric coagulation forceps

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a multi-functional electric coagulation forceps of side passageway.

Background

The electric coagulation forceps are also called bipolar electric coagulation forceps, and are a novel instrument for ear-nose-throat surgical operation, and are used for providing high-frequency electric energy to two tip ends of a forceps body through a lead, when the forceps tips of the electric coagulation forceps are contacted with focus tissues, the tissues between the two forceps tips and the electric coagulation forceps form a loop, and high-frequency current flows through the focus tissues, so that tissue blood vessels are dehydrated and coagulated, and the purpose of hemostasis is achieved. Because the action range of the electric coagulation forceps is limited between two forceps tips, the damage degree and the influence range of adjacent tissues are small, the use safety level is high, and the pain of a patient is relieved.

However, in the conventional electric coagulation forceps, an insulating layer is mainly sprayed or injection-molded on a metal forceps piece, then a glue solution is adopted to fill and connect a cable with the insulated metal forceps piece, a dropping pipe of the electric coagulation forceps is mainly fixed on the inner side of the forceps piece by the aid of a metal pipe, the processing technology of the electric coagulation forceps is complex, and the production efficiency is not high; traditional electric coagulation forceps only have hemostasis and the function of dripping, and the product function is comparatively single, still need be with the help of other equipment for operation position illumination or absorption tissue scorch at the operation in-process, and equipment quantity is more, has increased medical personnel's the operation degree of difficulty, has improved the operation cost simultaneously.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a side-channel multifunctional electric coagulation forceps aiming at the technical problems of low processing efficiency and single function.

A side channel multifunctional electric coagulation forceps comprises an electric coagulation forceps body, a connecting piece, a bendable shaping pipe, an illuminating device, a camera shooting device, a water dripping pipe and a flue control valve, wherein the electric coagulation forceps body is electrically connected with an external power supply, the electric coagulation forceps body is used for stopping bleeding of a diseased part after being electrified, one end of the connecting piece is connected with the electric coagulation forceps body, the other end of the connecting piece is slidably connected with the bendable shaping pipe, the bendable shaping pipe is provided with a smoking channel, the input end of the smoking channel is adjacent to a forceps tip of the electric coagulation forceps body, the output end of the smoking channel is communicated with an external smoking pump, the illuminating device, the camera shooting device and the water dripping pipe are respectively accommodated in the smoking channel, and the input end of the illuminating device and the input end of the camera shooting device are respectively used for being electrically connected with the external power supply, the output end of the lighting device and the output end of the lighting device are respectively positioned at the input end of the smoking channel, the input end of the water dropping pipe is used for being communicated with an external liquid medicine bottle, the output end of the water dropping pipe is positioned at the input end of the smoking channel, the water dropping pipe is used for dripping liquid medicine to a diseased part, the flue control valve is arranged at the output end of the smoking channel, and the smoking control valve is used for communicating the smoking channel with the external smoking pump or blocking the smoking channel with the external smoking pump.

In one embodiment, the side-channel multifunctional electrocoagulation forceps further comprise a plastic sleeve, the plastic sleeve is in sliding connection with the connecting piece, and the bendable sizing pipe penetrates through the plastic sleeve and abuts against the inner surface of the plastic sleeve.

In one embodiment, the plastic sleeve is provided with a movable notch in the length direction of the plastic sleeve.

In one embodiment, the multifunctional side-channel electrocoagulation forceps further comprise a mounting pipe, the mounting pipe is connected with the tail end of the bendable shaping pipe and communicated with the input end of the smoking channel, and a clamp is arranged in the mounting pipe and used for positioning the output end of the illuminating device and the output end of the camera device.

In one embodiment, the multifunctional side-channel electrocoagulation forceps further comprise a smoke suction hood, wherein the smoke suction hood is installed at one end, away from the bendable shaping pipe, of the installation pipe, and the smoke suction hood is communicated with the environment and the installation pipe respectively.

In one embodiment, the inner diameter of the smoke cage is gradually increased in a direction approaching the installation pipe.

In one embodiment, the smoke suction hood is screwed with the mounting pipe.

In one embodiment, the water dropping pipe is accommodated in the smoking channel and attached to the inner surface of the bendable sizing pipe, and the output end of the water dropping pipe is fixed at the input end of the smoking cover.

In one embodiment, the input end of the smoke suction hood is provided with a limiting pipe, and the water dripping pipe penetrates through the limiting pipe and abuts against the inner surface of the limiting pipe.

In one embodiment, the connecting piece is provided with a guide hole and an arc-shaped clamping groove in parallel, the electric coagulation forceps body penetrates through the guide hole and abuts against the inner surface of the guide hole, and the bendable sizing tube is clamped in the arc-shaped clamping groove and abuts against the inner surface of the arc-shaped clamping groove.

According to the multifunctional side-channel electric coagulation forceps, the flexible shaping pipe is arranged on the connecting piece in a sliding manner, the illuminating device, the camera shooting device and the water dropping pipe are respectively arranged in the inner cavity of the flexible shaping pipe, and the flexible shaping pipe is communicated with the external smoking pump, so that the electric coagulation forceps can have the functions of stopping bleeding, smoking, lighting, shooting, absorbing water and the like, the multiple purposes of one forceps are realized, the using amount of surgical equipment in the surgical process is reduced, the difficulty of the surgical operation of medical personnel and the surgical cost are reduced, and the surgical efficiency is improved; in the production process of the electric coagulation forceps, the electric coagulation forceps body and other parts can be processed and produced independently, the difficulty of the production process of the electric coagulation forceps is reduced, and therefore the production efficiency of the electric coagulation forceps and the market competitiveness of products are improved.

Drawings

FIG. 1 is a schematic structural diagram of a side channel multifunctional electric coagulation forceps in one embodiment;

FIG. 2 is a schematic partial sectional structure view of the side channel multifunctional electric coagulation forceps in the embodiment shown in FIG. 1;

FIG. 3 is a schematic diagram of the structure of the body of the electric coagulation forceps in one embodiment;

FIG. 4 is a schematic structural view of a connector according to an embodiment;

FIG. 5 is a schematic cross-sectional view of a bendable sizing tube according to an embodiment;

FIG. 6 is a schematic structural view of a plastic bushing in one embodiment;

FIG. 7 is a schematic structural view of a plastic bushing in another embodiment;

fig. 8 is a partially enlarged schematic structural view of a portion a in the embodiment shown in fig. 1.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

Referring to fig. 1 and 2 together, the present invention provides a side channel multifunctional electric coagulation forceps 10, the side channel multifunctional electric coagulation forceps 10 includes an electric coagulation forceps body 100, a connecting member 200, a bendable shaping tube 300, an illuminating device 400, a camera device 500, a dropping tube 600 and a flue control valve 700, the electric coagulation forceps body 100 is used for electrically connecting with an external power source, the electric coagulation forceps body 100 is used for stopping bleeding to a diseased part after being powered on, one end of the connecting member 200 is connected with the electric coagulation forceps body 100, the other end of the connecting member 200 is slidably connected with the bendable shaping tube 300, the bendable shaping tube 300 has a smoking channel 310, the input end of the smoking channel 310 is adjacent to the forceps tip of the electric coagulation forceps body 100, the output end of the smoking channel 310 is used for communicating with an external smoking pump, the illuminating device 400, the camera device 500 and the dropping tube 600 are respectively accommodated in the smoking channel 310, the input end of the illuminating device 400 and the input end of the camera device 500 are respectively used for, the output end of the lighting device 400 and the output end of the lighting device 400 are respectively located at the input end of the smoking channel 310, the input end of the dropping pipe 600 is used for being communicated with an external liquid medicine bottle, the output end of the dropping pipe 600 is located at the input end of the smoking channel 310, the dropping pipe 600 is used for dripping liquid medicine to a patient part, the flue control valve 700 is arranged at the output end of the smoking channel 310, and the smoking control valve is used for communicating the smoking channel 310 with an external smoking pump or blocking the smoking channel 310 from the external smoking pump.

According to the multifunctional side-channel electric coagulation forceps 10, the bendable shaping tube 300 is arranged on the connecting piece 200 in a sliding manner, the illuminating device 400, the camera device 500 and the water dropping tube 600 are respectively arranged in the inner cavity of the bendable shaping tube 300, the bendable shaping tube 300 is communicated with an external smoking pump, and the electric coagulation forceps can simultaneously have the functions of stopping bleeding, smoking, illuminating, camera shooting, water absorbing and the like, so that the multiple purposes of one forceps are realized, the using amount of surgical equipment in the surgical process is reduced, the surgical operation difficulty and the surgical cost of medical personnel are reduced, and the surgical efficiency is improved; in the production process of the electric coagulation forceps, the electric coagulation forceps body 100 and other parts can be processed and produced independently, so that the difficulty of the production process of the electric coagulation forceps is reduced, and the production efficiency of the electric coagulation forceps and the market competitiveness of products are improved.

The electric coagulation forceps body 100 is used for electric coagulation hemostasis of a diseased part of a patient under the condition of switching on an external power supply so as to eliminate diseased tissues in a body of the patient and reduce the amount of bleeding at a surgical part, thereby relieving the pain of the patient. Referring to fig. 3, in an embodiment, the electrocoagulation forceps body 100 includes an electrode holder 110, a first forceps body 120 and a second forceps body 130, an input end of the electrode holder 110 is used for electrically connecting with an external power source, and a forceps tail of the first forceps body 120 and a forceps tail of the second forceps body 130 are respectively electrically connected with the electrode holder 110. After the electrode holder 110 is connected with an external power supply, the forceps tips of the first forceps body 120 and the second forceps body 130 are respectively discharged to generate high-frequency electric energy, when the forceps tips of the first forceps body 120 and the second forceps body 130 are respectively contacted with tissues of a diseased part, blood and body fluid are dispersed in the tissues and can conduct current, that is, the first forceps body 120, the diseased tissue and the second forceps body 130 form a loop through the blood or the body fluid, high-frequency current is generated in the loop, and when the high-frequency current flows through the diseased tissue, a current heat effect is generated, so that the temperature of the tissues between the two forceps tips is increased, the tissues gradually shrink under the action of high temperature until the vascular tissues are completely closed, and the purpose of hemostasis is achieved. It should be noted that, the structure and shape of the electric coagulation forceps body 100 of the present invention are not limited to the structure and shape shown in the drawings, and may be any structure and shape of electric coagulation forceps that can realize the hemostasis function, that is, the electric coagulation forceps body 100 is based on which structure to realize the hemostasis function, which is not in the protection scope of the present invention and is not described herein again.

The connecting piece 200 is used for connecting the electric coagulation forceps body 100 and the bendable sizing tube 300, so that the electric coagulation forceps body 100 and the bendable sizing tube 300 are firmly connected into a whole, and the bendable sizing tube 300 is prevented from falling off from the electric coagulation forceps body 100 in the operation process, so that the surgical operation is effectively performed. Referring to fig. 4, in an embodiment, a guide hole 210 and an arc-shaped clamping groove 220 are formed in the connecting member 200 in parallel, the electric coagulation forceps body 100 penetrates through the guide hole 210 and abuts against the inner surface of the guide hole 210, and the bendable sizing tube 300 is clamped in the arc-shaped clamping groove 220 and abuts against the inner surface of the arc-shaped clamping groove 220. Through seting up guiding hole 210 and arc chucking groove 220 respectively on connecting piece 200, when realizing that connecting piece 200 and electric coagulation forceps body 100 are stably connected, only need locate the card of flexible design pipe 300 in arc chucking groove 220, the opening edge in arc chucking groove 220 compresses tightly the surface of flexible design pipe 300 promptly to the realization is to the location of flexible design pipe 300.

It should be noted that, in the actual assembling and application process of the electric coagulation forceps, the bendable sizing tube 300 may also be inserted through the guide hole 210 of the connector 200, and the electric coagulation forceps body 100 is clamped in the arc-shaped clamping groove 220, so that the electric coagulation forceps body 100 is connected with the bendable sizing tube 300 through the connector 200. It can also be understood that the connector 200 is always sleeved on the electric coagulation forceps body 100 or the bendable sizing tube 300, so as to prevent the connector 200 from falling off and losing, and facilitate the medical workers to assemble the electric coagulation forceps body 100 and the bendable sizing tube 300 according to the needs.

The bendable shaping tube 300 is used for accommodating the illumination device 400, the camera device 500 and the drip tube 600, and provides a flow channel for the scorching generated by the high temperature cauterization of the body tissues during the operation process, thereby preventing the scorching from polluting the operation environment and improving the operation safety. The illumination device 400 and the camera device 500 are extended to the outside along the bendable sizing tube 300 through a wire and connected to an external power supply, and the external power supply supplies power to the illumination device 400 and the camera device 500. The illumination device 400 and the imaging device 500 are all micro devices. Referring to fig. 5, in an embodiment, the bendable sizing tube 300 includes a first plastic layer 320, a metal mesh layer 330, and a second plastic layer 340 stacked in sequence, wherein the metal mesh layer 330 is a supporting framework of the bendable sizing tube 300, so that the bendable sizing tube 300 maintains a specific shape after being deformed under an external force, thereby facilitating adjustment of a position of an input end of the smoking channel 310; the first plastic layer 320 and the second plastic layer 340 respectively wrap the metal mesh layer 330 and protect the metal mesh layer 330, so that the problem of wound infection of a patient caused by the contact of the metal mesh layer 330 with the operation part of the patient in the operation process is prevented, and accelerated aging and rusting of the metal mesh layer 330 caused by the exposure of the metal mesh layer 330 in the environment can be prevented, so that the service life of the metal mesh layer 330 and even the bendable shaping tube 300 is prolonged, and the use cost of the electric coagulation forceps is reduced.

Referring to fig. 6, in an embodiment, the side-channel multifunctional electric coagulation forceps further includes a plastic sleeve 800, the plastic sleeve 800 is slidably connected to the connecting member 200, and the bendable sizing tube 300 is inserted through the plastic sleeve 800 and abuts against an inner surface of the plastic sleeve 800. Through the outside cover at flexible design pipe 300 establishes plasticity sleeve pipe 800, avoided receiving connecting piece 200 extrusion and producing damaged problem when directly cup jointing with connecting piece 200 because of flexible design pipe 300, still can avoid when flexible design pipe 300 slides for connecting piece 200, because of flexible design pipe 300 torsional deformation, make flexible design pipe 300 surface curvature great, and then the flexible design pipe 300 problem of difficulty that slides that leads to the fact, be favorable to prolonging the life of flexible design pipe 300 and guarantee the reliability of flexible design pipe 300 length adjustment operation.

Referring to fig. 7, in an embodiment, the plastic sleeve 800 is provided with a movable notch 810 along a length direction of the plastic sleeve 800. It can also be understood that the cross section of the plastic sleeve 800 is C-shaped, so that in the process of assembling the electric coagulation forceps, the connection between the bendable sizing tube 300 and the plastic sleeve 800 can be realized only by clamping the bendable sizing tube 300 into the inner cavity of the plastic sleeve 800 through the movable notch 810, thereby avoiding the problems of difficult pulling and low installation efficiency of the bendable sizing tube 300 caused by excessive friction force between the bendable sizing tube 300 and the inner surface of the plastic sleeve 800 in the process of penetrating the bendable sizing tube 300 into the plastic sleeve 800, and improving the assembly efficiency of the electric coagulation forceps.

Referring to fig. 2 again, in an embodiment, the side-channel multifunctional electric coagulation forceps further includes a mounting tube 900, the mounting tube 900 is connected to the end of the bendable shaping tube 300, the mounting tube 900 is communicated with the input end of the smoking channel 310, and a clip is disposed in the mounting tube 900 and used for positioning the output end of the illumination device 400 and the output end of the image pickup device 500. It can be understood that the mounting tube 900 is used for limiting and fixing the output end of the illumination device 400 and the output end of the camera device 500, so as to prevent the problems of unstable illumination light or blurred camera image and the like caused by the swing of the output end of the illumination device 400 or the output end of the camera device 500 in the operation process, and ensure the normal use of various functions of the electric coagulation forceps. In one embodiment, the side-channel multifunctional electrocoagulation forceps further comprises a smoke suction hood 900a, the smoke suction hood 900a is installed at one end of the installation pipe 900 far away from the bendable shaping pipe 300, and the smoke suction hood 900a is respectively communicated with the environment and the installation pipe 900. By arranging the smoke suction hood 900a, the output end of the illumination device 400, the output end of the camera device 500 and the tail end of the drip pipe 600 can be protected, blood in the operation process is prevented from splashing on the illumination device 400 or the camera device 500, so that the illumination and camera effect is ensured, and liquid medicine flowing out of the drip pipe 600 can be prevented from being polluted, so that the efficacy of the liquid medicine is ensured. In addition, the smoke absorption hood 900a can also drain protein coke smoke generated in the operation process, and prevent the coke smoke from dissipating everywhere to further pollute the operation environment.

In one embodiment, the smoke suction hood 900a is screw-coupled to the mounting pipe 900. Therefore, when the stable connection between the smoke suction hood 900a and the mounting pipe 900 is realized, the dismounting difficulty of the smoke suction hood 900a and the mounting pipe 900 is reduced, and the assembling or maintaining efficiency of the electric coagulation forceps is improved. In addition, during the service period of the electric coagulation forceps, the smoke suction hood 900a can be periodically detached, so that the output end of the illumination device 400 and the output end of the image pickup device 500 are exposed, the output end of the illumination device 400 and the output end of the image pickup device 500 are conveniently cleaned, impurities or blood stasis are prevented from polluting the output end of the illumination device 400 and the output end of the image pickup device 500, and the illumination effect and the image pickup effect of the electric coagulation forceps are ensured. In one embodiment, the inner diameter of the smoke suction hood 900a is gradually increased in a direction approaching the installation pipe 900. It can also be understood that the smoke suction hood 900a is funnel-shaped, in other words, the aperture of the input end of the smoke suction hood 900a is small, so that the tissue debris generated in the operation process can be prevented from entering the installation tube 900 along with the airflow generated by the external smoke suction pump, and further adhered to the output end of the lighting device 400 or the output end of the camera device 500, so as to ensure the lighting effect of the electric coagulation forceps and ensure the definition and reliability of the image.

The illumination device 400 is used for providing illumination for the surgical operation and eliminating the shadow of the operation part, so that medical staff can clearly see the diseased condition of the diseased part of the patient and cut off the diseased tissue, the diseased tissue is prevented from remaining in the body of the patient, and the effect of the shell operation is improved. It should be noted that the lighting device 400 of the present invention may be any commercially available lighting device with a structure size matched with the size of the bendable sizing tube 300, that is, the specific structure of the lighting device 400 is not within the protection scope of the present invention, and only the lighting device 400 is satisfied to provide lighting for the affected part, and the light color thereof does not affect the judgment of the doctor on the state of an illness in the surgical operation, which is not described herein again.

The camera device 500 is used for taking a picture of a diseased part, so as to record and store the operation process, and facilitate the analysis and summary of the operation by medical staff or provide medical data for the staff in the medical field. It should be noted that the camera device 500 of the present invention may be any commercially available camera device with a structure and a size that are matched with the size of the bendable sizing tube 300, such as a pinhole camera, and may also be a camera with other shapes or structures. That is to say, the specific structure of the camera device 500 is not in the protection scope of the present invention, and only the function that the camera device 500 has the status of recording the affected part and the operation process is satisfied, which is not described herein again.

The drip tube 600 is used to deliver the medical solution contained in the external medical solution bottle to the surgical site of the patient, so as to facilitate the anti-inflammation of the surgical site during the surgical operation, and to promote the recovery of the patient and the healing of the surgical site. In addition, the liquid medicine flowing out of the drip tube 600 can also flush blood stasis or residual tissue at the operation part, so as to prevent the blood stasis or the residual tissue from being retained in the body, so that the wound of a patient is inflamed and even the condition of the patient is worsened, and the effect of the surgical operation is ensured. In one embodiment, the drip tube 600 is received in the smoking channel 310 and attached to the inner surface of the flexible shaping tube 300, and the output end of the drip tube 600 is fixed to the input end of the smoking cover 900 a. By attaching the drip tube 600 to the inner surface of the shapable curved tube, the impact on the drip tube 600 during the flowing process of the coke smoke can be reduced, that is, the drip tube 600 is prevented from shaking, so that the output end of the drip tube 600 is always aligned to the affected part of the patient, and the dripping effect of the electric coagulation forceps is ensured. Referring to fig. 8, in an embodiment, the input end of the smoke exhaust cover 900a is provided with a limiting pipe 900b, and the water dropping pipe 600 penetrates through the limiting pipe 900b and abuts against the inner surface of the limiting pipe 900 b. Through making the weeping pipe 600 wear to establish spacing pipe 900b and with spacing pipe 900 b's internal surface looks butt, can fix a position the output of weeping pipe 600, prevent that the output of weeping pipe 600 from producing the liquid medicine backward flow to smoking passageway 310 problem that the swing caused under the impact that the liquid medicine flows, further avoided the liquid medicine to be infected with tissue burnt cigarette back and flow to patient's affected part in smoking passageway 310, the operation position infection that causes to guarantee surgical operation's effect.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A side-channel multifunctional electric coagulation forceps is characterized by comprising an electric coagulation forceps body, a connecting piece, a bendable shaping pipe, an illuminating device, a camera shooting device, a water dripping pipe and a flue control valve, wherein the electric coagulation forceps body is electrically connected with an external power supply, the electric coagulation forceps body is used for stopping bleeding of a diseased part after being electrified, one end of the connecting piece is connected with the electric coagulation forceps body, the other end of the connecting piece is slidably connected with the bendable shaping pipe, the bendable shaping pipe is provided with a smoking channel, the input end of the smoking channel is adjacent to a forceps tip of the electric coagulation forceps body, the output end of the smoking channel is communicated with an external smoking pump, the illuminating device, the camera shooting device and the water dripping pipe are respectively accommodated in the smoking channel, and the input end of the illuminating device and the input end of the camera shooting device are respectively used for being electrically connected with the external power supply, the output end of the lighting device and the output end of the lighting device are respectively located at the input end of the smoking channel, the input end of the water dropping pipe is used for being communicated with an external liquid medicine bottle, the output end of the water dropping pipe is located at the input end of the smoking channel, the water dropping pipe is used for dripping liquid medicine on a diseased part, the flue control valve is arranged at the output end of the smoking channel, and the flue control valve is used for being communicated with the smoking channel and the external smoking pump or used for blocking the smoking channel and the external smoking pump.

2. The side channel multifunctional electric coagulation forceps as recited in claim 1, further comprising a plastic sleeve in sliding connection with the connector, wherein the bendable sizing tube is disposed through the plastic sleeve and abuts against an inner surface of the plastic sleeve.

3. The multifunctional side-channel electrocoagulation forceps as recited in claim 2, wherein the plastic casing is provided with a movable notch along the length direction of the plastic casing.

4. The multifunctional side-channel electrocoagulation forceps as claimed in claim 1, further comprising a mounting tube, wherein the mounting tube is connected with the end of the bendable shaping tube, the mounting tube is communicated with the input end of the smoking channel, and a clamp is arranged in the mounting tube and used for positioning the output end of the illuminating device and the output end of the image pickup device.

5. The multifunctional side channel electrocoagulation forceps of claim 4, further comprising a smoke suction hood mounted at an end of the mounting tube remote from the bendable sizing tube, the smoke suction hood communicating with the environment and the mounting tube, respectively.

6. The side channel multifunctional electrocoagulation forceps of claim 5, wherein the internal diameter of the fume hood increases gradually in a direction approaching the mounting tube.

7. The side channel multifunctional electric coagulation forceps according to claim 5, wherein the smoke suction hood is in threaded connection with the mounting tube.

8. The multifunctional side-channel electrocoagulation forceps as recited in claim 5, wherein the water dropping pipe is accommodated in the smoking channel and attached to the inner surface of the bendable sizing pipe, and the output end of the water dropping pipe is fixed to the input end of the smoking cover.

9. The side-channel multifunctional electric coagulation forceps as claimed in claim 8, wherein the input end of the fume suction hood is provided with a limiting pipe, and the water dropping pipe penetrates through the limiting pipe and abuts against the inner surface of the limiting pipe.

10. The multifunctional side-channel electrocoagulation forceps as claimed in any one of claims 1 to 9, wherein a guide hole and an arc-shaped clamping groove are formed in the connecting piece in parallel, the electrocoagulation forceps body penetrates through the guide hole and abuts against the inner surface of the guide hole, and the bendable sizing pipe is clamped in the arc-shaped clamping groove and abuts against the inner surface of the arc-shaped clamping groove.