CN210250057U

CN210250057U - High-frequency electrocoagulation electric cutter with built-in water cooling system

Info

Publication number: CN210250057U
Application number: CN201920728608.4U
Authority: CN
Inventors: 李清林; 李金虹; 王鹏洋; 李林生
Original assignee: Chengdu Kangshengda Technology Co ltd
Current assignee: Chengdu Kangshengda Technology Co ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-04-07
Anticipated expiration: 2029-05-20

Abstract

The utility model belongs to the field of medical equipment, a high frequency electricity congeals electrotome of built-in water cooling system is disclosed, including the electrotome body, the electrotome body includes tool bit, needle tubing and handle, tool bit and handle are connected respectively in the both ends of needle tubing, this body coupling of electrotome is used for controlling the heating element and the accuse temperature subassembly of tissue temperature. The utility model discloses a set up heating element and accuse temperature subassembly, when cutting human tissue, can prevent the wound carbonization that high temperature caused in certain extent with the temperature control of wound tissue, guaranteed the smoothness nature of tool bit cutting.

Description

High-frequency electrocoagulation electric cutter with built-in water cooling system

Technical Field

The utility model belongs to the field of medical equipment, concretely relates to high frequency electricity congeals electrotome of built-in water cooling system.

Background

The high-frequency electric knife is an instrument for cutting tissues by utilizing high voltage, cuts the tissues such as skin fat, muscle and the like by using small force and has certain hemostatic effect. Among them, the high-frequency electric knife is a key component in the high-frequency cutting operation system, and it plays a crucial role in the high-frequency cutting effect. The cooling effect of the working end of the high-frequency electric knife directly determines whether the carbonization degree of the high-frequency electric knife is serious during cutting.

At present, a conventional high-frequency electrotome is not provided with a cold circulation system inside, the temperature around the cutter head is high during cutting, cut tissues are seriously carbonized, and carbonized and blackened tissues are attached to the surface of the cutter head, so that the surface conductivity of the cutter head is poor, the cutting effect is weakened, and particularly after the surface conductivity of the cutter head is poor, the coagulation effect of the cutter head in the cutting process is reduced by geometric multiples; when the conventional high-frequency electric knife works, the scab is carbonized, a doctor needs to clean the knife head after working for a while, the workload of the doctor is increased, the doctor cannot work continuously, and the operation time is also increased; meanwhile, the cut incision of the patient can be carbonized and scabbed, the patient feels high pain, and the recovery period is long.

At present, the existing high-frequency knife has the following problems:

1. the existing high-frequency knife does not have a cooling component, so that the temperature of cut tissues is overhigh and the carbonization is serious after the high-frequency knife is used for a long time, and the conductivity of the surface of the knife head is poor after the high-frequency knife is attached to the surface of the knife head, thereby influencing the operation efficiency.

2. The existing high-frequency knife causes the wound of a patient to be carbonized and scabbed during cutting due to overhigh temperature, the pain of the patient is great, and the recovery period is long.

3. The current high frequency electrotome can't realize better blood coagulation, hemostatic effect in the course of the work, especially the great condition of hemorrhage volume appears, just can guarantee better blood coagulation, hemostatic effect owing to need lower voltage, and ordinary high frequency electrotome is at blood coagulation, hemostatic in-process, the tool bit carbonization is serious, the tissue that the carbonization blackened is attached to the tool bit surface, lead to tool bit electric conductivity to worsen, blood coagulation, the effectual low-voltage of hemostasis can't transmit the tissue that needs blood coagulation, hemostasis from the tool bit.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high frequency electricity congeals electric knife of built-in water cooling system, through the structure that changes the tool bit, increases the accuse temperature subassembly for the in-process of cutting is controlled more easily and is cut the temperature of tissue.

In order to solve the above problems existing in the prior art, the utility model discloses the technical scheme who adopts is:

the utility model provides a high frequency electricity congeals electrotome of built-in water cooling system, includes the electrotome body, the electrotome body includes tool bit, needle tubing and handle, tool bit and handle are connected respectively in the both ends of needle tubing.

The electric scalpel body is connected with a heating component and a temperature control component which are used for controlling the tissue temperature.

Furthermore, through setting up heating element and accuse temperature subassembly, when cutting human tissue, can be with the temperature control who is cut the tissue in certain extent, can prevent the wound carbonization that the tissue temperature is too high to cause, guaranteed the smoothness nature of tool bit cutting.

Further, heating element includes the high frequency wire, the high frequency wire winding and weld in the needle tubing keep away from the one end of tool bit, be equipped with the insulating layer between needle tubing and the handle.

Further, through setting up the insulating layer, utilize the insulating layer to keep apart the high frequency wave for the needle tubing can not be to the partial conduction high frequency wave outside the insulating layer, thereby guarantees that the needle tubing can not generate heat, causes the secondary damage to the disease when preventing to perform the operation.

Furthermore, the high-frequency wave conducted through the high-frequency lead heats the cut tissue to generate high temperature, and the risk of wound infection is effectively reduced.

Further, the tool bit is of a flat hollow structure.

Further, the temperature control assembly comprises a cooling channel arranged in the cutter head.

Further, through setting up cooling channel, let in the coolant liquid in cooling channel, cool down the human body subassembly through the contact of tool bit with the tissue for the temperature of being cut the tissue is controlled more easily.

Furthermore, the tool bit further comprises a long pipe and a short pipe, and the long pipe and the short pipe are respectively communicated with two ends of the cooling channel.

Furthermore, the temperature control assembly further comprises a water inlet pipe and a water outlet pipe, the water inlet pipe is communicated with the cooling channel through a long pipe, and the water outlet pipe is communicated with the cooling channel through a short pipe.

Furthermore, the cooling channel is communicated with the water inlet pipe and the water outlet pipe through the long pipe and the short pipe, so that the whole temperature control assembly forms a complete communicated channel, and the flowing of cooling liquid is facilitated.

Furthermore, a drainage cavity and a water inlet cavity which are mutually independent are arranged in the handle, the water inlet cavity is communicated with a long pipe and a water inlet pipe, and the drainage cavity is communicated with a short pipe and a drainage pipe.

Furthermore, the handle in-connection has the cavity block, intake antrum and drainage chamber all locate the cavity block.

Further, be equipped with specially the cavity block to be equipped with intake antrum and drainage chamber on the cavity block, utilize the intake antrum and the storage space who drains the water chamber, not only increased the memory space of coolant liquid, still improved the stability that the coolant liquid flows, simultaneously, make things convenient for medical personnel to carry out stable regulation to the velocity of flow of coolant liquid, thereby realize being cut the convenient regulation and control of tissue temperature.

Furthermore, the cavity piece is including the preceding cavity and the back cavity of mutual detachable connection, preceding cavity is located one side that the back cavity is close to the tool bit.

Furthermore, the front cavity and the rear cavity are sealed through gluing.

Further, the cavity block is connected to the handle through a support ring, and the support ring is provided with a wire passing hole for passing through a high-frequency wire.

Furthermore, the cavity block is supported by the support ring, so that the cavity block is connected to the middle of the handle, and the support ring cannot influence the high-frequency wire by arranging the wire passing hole.

Furthermore, the front cavity and the rear cavity are of a tubular structure with one end closed and the other end open, the closed end of the rear cavity is sleeved at the open end of the front cavity, and the open end of the rear cavity is detachably connected with a tail end cap.

Furthermore, during installation, the needle tube, the drain pipe, the water inlet pipe and other pipelines are connected and sealed, and finally the front cavity and the rear cavity are glued to each other, so that the sealing effect is guaranteed.

Further, the tool bit and the handle have been cup jointed respectively at the both ends of needle tubing, the one end of needle tubing stretches into in water drainage cavity, the junction of needle tubing and preceding cavity is equipped with first sealing ring, the junction of needle tubing and tool bit is equipped with the fourth sealing ring.

Furthermore, the long pipe penetrates through the rear cavity and is communicated with the water inlet cavity, and a third sealing ring is arranged at the joint of the long pipe and the rear cavity.

Furthermore, the drain pipe passes the rear cavity and is communicated with the water inlet cavity, and a second sealing ring is arranged at the joint of the drain pipe and the rear cavity.

Furthermore, by arranging the sealing rings, the pipelines and the cavity block are sealed, and the good sealing effect of the whole device is ensured.

Furthermore, the high-frequency wire is connected with a plug through a connecting wire, and the plug is arranged outside the handle.

Furthermore, through the arrangement of the plug, the high-frequency wire is independently powered, and the stability of the high-frequency wire is guaranteed.

Furthermore, a temperature sensor is arranged in the cooling channel and is electrically connected with a temperature detection port of the high-frequency cutting input device through an electric connection wire.

Furthermore, a temperature measuring point of the temperature sensor is arranged at one end of the cutter head far away from the handle.

Furthermore, the temperature sensor adopts a K-type thermocouple, a T-type thermocouple or an e-type thermocouple.

Furthermore, the temperature sensor adopts a double-row thermocouple matched by a male thermocouple and a female thermocouple.

Furthermore, the temperature sensor adopts a double-row thermocouple of an enameled insulating layer.

Furthermore, through setting up temperature sensor, utilize temperature sensor to carry out real-time temperature monitoring to the coolant liquid for it is more accurate to the control of being cut tissue temperature.

Furthermore, the temperature sensor is electrically connected with an alarm unit.

The utility model has the advantages that:

(1) the utility model discloses increased cold circulation system in tool bit inside, so the tool bit is in the course of the work, and the inside cold circulation system of tool bit takes away the partly heat of the tissue around the tool bit, and the tool bit is cut the tissue and all can not carbonize the scab, and the tool bit is in good electrically conductive state always, also avoids tissue carbonization scab to increase patient's painful sense. And simultaneously, the utility model provides high doctor carries out the work efficiency of performing the operation, has improved the security of doctor's operation in-process.

(2) The utility model discloses a set up heating element and accuse temperature subassembly, when cutting human tissue, can be with the temperature control who is cut the tissue in the certain limit, can prevent the wound carbonization that the tissue temperature is too high to cause, guaranteed the smoothness nature of tool bit cutting.

(3) High frequency electrotome in the use, tool bit edge of a knife position does not scable, the doctor need not spend time to clear up the tool bit tissue that scabies, has guaranteed the smoothness nature of cutting.

(4) High frequency electrotome in the use conductivity good, it is effectual to coagulate blood in the cutting process to the cutting edge of a knife is level and smooth, the patient resumes soon.

(5) High frequency electrotome in the operation process, touch the serious tissue of bleeding, this utility model has fine blood coagulation effect, can be used to stanch specially and not carbonization adhesion.

(6) The utility model discloses be equipped with specially the cavity block to be equipped with intake antrum and drainage chamber on the cavity block, utilize the intake antrum and the storage space who drains the water cavity, increased the memory space of coolant liquid, be convenient for adjust the velocity of flow of coolant liquid, thereby make the temperature control who is cut the tissue more convenient.

(7) Electrotome, do not increase high cost, improved high frequency electrotome's stability and practicality.

(8) The utility model discloses a set up temperature sensor, utilize temperature sensor to carry out real-time temperature monitoring to the coolant liquid for it is more accurate to be cut the control of organizing the temperature.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the handle of FIG. 1;

FIG. 3 is a front view of the cutter head of FIG. 1;

FIG. 4 is a schematic view of the cutting head of FIG. 1;

fig. 5 is a schematic structural view of the present invention;

fig. 6 is a cross-sectional view taken in the direction of a-a in fig. 3.

In the figure: 1-a cutter head; 2-a temperature sensor; 3-an insulating layer; 4-needle tube; 5-a handle; 6-front cavity; 7-high frequency wires; 8-rear cavity; 9-tail end cap; 10-a drain pipe; 11-a water inlet pipe; 12-a connecting line; 13-a support ring; 14-a wire through hole; 15-long tube; 16-short pipe; 17-a cooling channel; 18-a drainage chamber; 19-a water inlet cavity; 20-a first sealing ring; 21-a second sealing ring; 22-a third sealing ring; 23-fourth sealing ring.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and reference numerals.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Example 1:

as shown in figures 1 and 2, the high-frequency electrocoagulation electric knife with the built-in water cooling system comprises an electric knife body, wherein the electric knife body comprises a knife head 1, a needle tube 4 and a handle 5, and the knife head 1 and the handle 5 are respectively connected to two ends of the needle tube 4.

The electric scalpel body is connected with a heating component and a temperature control component for tissue temperature.

Through setting up heating element and accuse temperature subassembly, when cutting human tissue, can be with the temperature control of wound tissue in certain extent, prevent the wound carbonization that high temperature caused, guaranteed the smoothness nature of the cutting of tool bit 1.

Example 2:

as shown in figures 1-5, the high-frequency electrocoagulation electric knife with the built-in water cooling system comprises an electric knife body, wherein the electric knife body comprises a knife head 1, a needle tube 4 and a handle 5, and the knife head 1 and the handle 5 are respectively connected to two ends of the needle tube 4.

The heating assembly comprises a high-frequency wire 7, the high-frequency wire 7 is wound and welded at one end, far away from the cutter head 1, of the needle tube 4, and an insulating layer 3 is arranged between the needle tube 4 and the handle 5.

Through setting up insulating layer 3, utilize insulating layer 3 to keep apart the high frequency wave for needle tubing 4 can not be to the partial conduction high frequency wave outside insulating layer 3, thereby guarantees that needle tubing 4 can not generate heat, causes the secondary damage to the disease when preventing to perform the operation.

The high-frequency wave conducted through the high-frequency lead 7 can heat the cut tissue to generate high temperature, thereby effectively reducing the risk of wound infection.

The cutter head 1 is of a flat hollow structure.

The temperature control assembly comprises a cooling channel 17 arranged in the cutter head 1.

Through setting up cooling channel 17, let in the coolant liquid in cooling channel 17, cool down the human body component through the contact of tool bit 1 with the tissue for the temperature of being cut the tissue is controlled more easily.

The cutter head 1 further comprises a long pipe 15 and a short pipe 16, and the long pipe 15 and the short pipe 16 are respectively communicated with two ends of the cooling channel 17.

The temperature control assembly further comprises a water inlet pipe 11 and a water outlet pipe 10, wherein the water inlet pipe 11 is communicated with the cooling channel 17 through a long pipe 15, and the water outlet pipe 10 is communicated with the cooling channel 17 through a short pipe 16.

The cooling channel 17 is communicated with the water inlet pipe 11 and the water outlet pipe 10 through the long pipe 15 and the short pipe 16, so that the whole temperature control assembly forms a complete communicated channel to facilitate the flow of the cooling liquid.

The handle 5 is internally provided with a drainage cavity 18 and a water inlet cavity 19 which are mutually independent, the water inlet cavity 19 is communicated with a long pipe 15 and a water inlet pipe 11, and the drainage cavity 18 is communicated with a short pipe 16 and a drainage pipe 10.

The handle 5 is internally connected with a cavity block, and the water inlet cavity 19 and the water drainage cavity 18 are both arranged in the cavity block.

Be equipped with the cavity block specially to be equipped with intake antrum 19 and drainage chamber 18 on the cavity block, utilize the storage space of intake antrum 19 and drainage chamber 18, not only increased the memory space of coolant liquid, still improved the stability that the coolant liquid flows, simultaneously, make things convenient for medical personnel to carry out stable the regulation to the velocity of flow of coolant liquid, thereby realize being cut the convenient regulation and control of tissue temperature.

The cavity block comprises a front cavity 6 and a rear cavity 8 which are detachably connected with each other, and the front cavity 6 is arranged on one side, close to the tool bit 1, of the rear cavity 8.

The front cavity 6 and the rear cavity 8 are sealed by gluing.

The cavity block is connected to the handle 5 by a support ring 13, and the support ring 13 is provided with a wire through hole 14 for passing the high-frequency wire 7.

The cavity block is supported by the support ring 13, so that the cavity block is connected to the middle part of the handle 5, and the support ring 13 does not influence the high-frequency wire 7 by arranging the wire through hole 14.

When in installation, the needle tube 4, the drain pipe 10, the water inlet pipe 11 and other pipelines are connected and sealed, and finally the front cavity 6 and the rear cavity 8 are glued to ensure the sealing effect.

The high-frequency wire 7 is connected with a plug through a connecting wire 12, the plug is arranged outside the handle 5, and the high-frequency wire 7 is independently powered through the plug, so that the stability of the high-frequency wire 7 is guaranteed.

The temperature sensor 2 is electrically connected with a temperature detection port of the high-frequency cutting input device through an electric connection wire, the electric connection wire extends out of the long pipe 15, and the temperature sensor 2 is arranged to monitor the temperature of the cooling liquid in real time, so that the temperature of the cut tissue is controlled more accurately.

Example 3:

as shown in figures 1-6, the high-frequency electrocoagulation electric knife with the built-in water cooling system comprises an electric knife body, wherein the electric knife body comprises a knife head 1, a needle tube 4 and a handle 5, and the knife head 1 and the handle 5 are respectively connected to two ends of the needle tube 4.

Through setting up heating element and accuse temperature subassembly, when cutting human tissue, can be with the temperature control of wound tissue in certain extent, can prevent the wound carbonization that the tissue temperature is too high to cause, guaranteed the smoothness nature of the cutting of tool bit 1.

The cutter head 1 is of a flat hollow structure.

Through setting up cooling channel 17, let in the coolant liquid in cooling channel 17, cool down the human body component through the contact of tool bit 1 with the tissue for the temperature of wound tissue is controlled more easily.

The handle 5 and the support ring 13 are of detachable structures, and the support ring 13 can be detached into two semi-annular structures.

The front cavity 6 and the rear cavity 8 are sealed by gluing.

The front cavity 6 and the rear cavity 8 are both of a tubular structure with one end closed and the other end open, the closed end of the rear cavity 8 is sleeved at the open end of the front cavity 6, and the open end of the rear cavity 8 is detachably connected with a tail end cap 9.

The both ends of needle tubing 4 have cup jointed tool bit 1 and handle 5 respectively, the one end of needle tubing 4 stretches into in water drainage cavity 18, the junction of needle tubing 4 and front cavity 6 is equipped with first sealing ring 20, the junction of needle tubing 4 and tool bit 1 is equipped with fourth sealing ring 23.

The long pipe 15 penetrates through the rear cavity 8 and is communicated with the water inlet cavity 19, and a third sealing ring 22 is arranged at the joint of the long pipe 15 and the rear cavity 8.

The drain pipe 10 penetrates through the rear cavity 8 and is communicated with the water inlet cavity 19, and a second sealing ring 21 is arranged at the joint of the drain pipe 10 and the rear cavity 8.

Through setting up sealing ring 13 for seal between each pipeline and the cavity piece, guaranteed the good sealed effect of whole device.

The high-frequency lead 7 is connected with a plug through a connecting wire 12, and the plug is arranged outside the handle 5.

Through setting up the plug for high frequency wire 7 supplies power alone, guarantees high frequency wire 7's stability.

The cooling channel 17 is also internally provided with a temperature sensor 2, and the temperature sensor 2 is electrically connected with a temperature detection port of the high-frequency cutting input device through an electric connection wire.

The temperature measuring point of the temperature sensor 2 is arranged at one end of the cutter head 1 far away from the handle.

The temperature sensor 2 adopts a K-type thermocouple, a T-type thermocouple or an e-type thermocouple.

The temperature sensor 2 adopts a double-row thermocouple matched by a male thermocouple and a female thermocouple.

The temperature sensor 2 adopts a double-row thermocouple of an enameled insulating layer.

The temperature sensor 2 is electrically connected to a temperature detection port of the high-frequency cutting input device through an electrical connection wire, which extends from the long tube 15.

Through setting up temperature sensor 2, utilize temperature sensor 2 to carry out real-time temperature monitoring to the coolant liquid for it is more accurate to be cut the control of organizing the temperature.

The temperature sensor 2 is electrically connected with an alarm unit.

The alarm unit is arranged in the high-frequency cutting input device.

The working principle of the device is as follows:

during installation, the long pipe 15 and the short pipe 16 are sleeved with the fourth sealing ring 23, the long pipe 15 and the short pipe 16 extend into the needle tube 4, the long pipe 15 penetrates out of the needle tube 4, the long pipe 15 and the needle tube 4 are sealed through the fourth sealing ring 23, the temperature sensor 2 extends into the cooling channel 17 from the long pipe 15, the induction head of the temperature sensor 2 is positioned at one end of the cooling channel 17 far away from the handle 5, the high-frequency conducting wire 7 is connected to the needle tube 4, the insulating layer 3 is sleeved outside the needle tube 4, one end of the needle tube 4 far away from the tool bit 1 extends into the front cavity 6 and is communicated with the drainage cavity 18, the joint of the needle tube 4 and the front cavity 6 is sealed through the first sealing ring 20, the rear cavity 8 is connected to the front cavity 6, the long pipe 15 extends into the rear cavity 8 and is communicated with the water inlet cavity 19, and the drainage pipe 10 penetrates through the rear cavity 8 and is communicated with the, utilize second sealing ring 21 and third sealing ring 22 to seal rear cavity 8 and long tube 15 and drain pipe 10 and rear cavity 8's junction, communicate inlet tube 11 in intake antrum 19 after that, connect tail end cap 9 in rear cavity 8 keep away from the one end of preceding cavity 6, and with tail end cap 9 and rear cavity 8, tail end cap 9 and inlet tube 11, tail end cap 9 seals with drain pipe 10, locate the handle 5 inside with the cavity piece at last, and communicate inlet tube 11 and drain pipe 10 in the holding vessel, connect the temperature detection mouth of high frequency cutting input device with 7 electricity of high frequency wire, the installation of whole device finishes.

During the use, earlier with high frequency wire 7 circular telegram, the starting pump machine makes the coolant liquid flow in pipeline and cooling channel 17, utilize the electrotome to cut this moment, the high frequency wave through the conduction of high frequency wire 7 makes tool bit 1 cut human tissue, because tool bit 1 has the coolant liquid to flow, utilize tool bit 1 to cut the tissue cooling, make and to be cut the tissue and keep certain temperature, can not influence the use of electrotome because tissue carbonization, simultaneously the coagulation effect is good among the electrotome cutting process, the cutting edge of a knife is smooth, the patient resumes soon, when tool bit 1 high temperature, temperature sensor 2 sends the signal of telecommunication to alarm unit, alarm unit carries out the acousto-optic warning.

The utility model discloses in, the coolant liquid flows out by the holding vessel, through inlet tube 11, intake antrum 19, long tube 15, cooling channel 17, nozzle stub 16, needle tubing 4, drainage chamber 18, drain pipe 10 in proper order, flows back to the holding vessel at last.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. The utility model provides a high frequency electricity congeals electrotome of built-in water cooling system, includes the electrotome body, its characterized in that: the electric cutter body comprises a cutter head (1), a needle tube (4) and a handle (5), wherein the cutter head (1) and the handle (5) are respectively connected to two ends of the needle tube (4);

2. The high-frequency electrocoagulation electric cutter with a built-in water cooling system as claimed in claim 1, characterized in that: the heating assembly comprises a high-frequency wire (7), the high-frequency wire (7) is fixedly connected to the needle tube (4), and an insulating layer (3) is arranged between the needle tube (4) and the handle (5).

3. The high-frequency electrocoagulation electric cutter with a built-in water cooling system as claimed in claim 1, characterized in that: the temperature control assembly comprises a cooling channel (17) arranged in the cutter head (1).

4. The high-frequency electrocoagulation electric cutter with a built-in water cooling system as set forth in claim 3, characterized in that: the tool bit (1) further comprises a long pipe (15) and a short pipe (16), and the long pipe (15) and the short pipe (16) are respectively communicated with two ends of the cooling channel (17).

5. The high-frequency electrocoagulation electric cutter with a built-in water cooling system as set forth in claim 3, characterized in that: the temperature control assembly further comprises a water inlet pipe (11) and a water outlet pipe (10), the water inlet pipe (11) is communicated with the cooling channel (17) through a long pipe (15), and the water outlet pipe (10) is communicated with the cooling channel (17) through a short pipe (16).

6. The high-frequency electrocoagulation electric cutter with the built-in water cooling system as claimed in claim 5, characterized in that: the handle (5) is internally provided with a drainage cavity (18) and a water inlet cavity (19) which are mutually independent, the water inlet cavity (19) is communicated with a long pipe (15) and a water inlet pipe (11), and the drainage cavity (18) is communicated with a short pipe (16) and a drainage pipe (10).

7. The high-frequency electrocoagulation electric cutter with the built-in water cooling system as claimed in claim 6, characterized in that: the handle (5) is internally connected with a cavity block, and the water inlet cavity (19) and the water drainage cavity (18) are both arranged in the cavity block;

the cavity block comprises a front cavity (6) and a rear cavity (8) which are detachably connected with each other, and the front cavity (6) is arranged on one side, close to the tool bit (1), of the rear cavity (8).

8. The high-frequency electrocoagulation electric cutter with a built-in water cooling system as claimed in claim 7, characterized in that: the front cavity (6) and the rear cavity (8) are of a cylindrical structure with one end closed and the other end open, the closed end of the rear cavity (8) is sleeved at the open end of the front cavity (6), and the open end of the rear cavity (8) is detachably connected with a tail end cap (9).

9. The high-frequency electrocoagulation electric cutter with a built-in water cooling system as claimed in claim 7, characterized in that: and a temperature sensor (2) is also arranged in the cooling channel (17), and the temperature sensor (2) is electrically connected with a temperature detection port of the high-frequency cutting input equipment through an electric connection wire.