CN116725650A - A low-temperature plasma surgery system and plasma electrode - Google Patents

Abstract

The invention discloses a low-temperature plasma surgery system and a plasma electrode, which include a handle. The first end of the handle is connected with a cable and a suction water pipe. The suction water pipe is connected with a water pipe at one end away from the handle. Connector, by setting up a low-temperature plasma surgery system, the low-temperature plasma surgery system has a real-time clock and plasma electrode insertion recognition function. After detecting the insertion of the plasma electrode, it first reads the usage information stored inside the plasma electrode, and then determines whether it is a reused instrument. , if it is reused, it will be prompted through the touch screen, and other operations will be prohibited until the plasma electrode is unplugged. Moreover, the above design can ensure that the disposable plasma electrode of the present invention cannot be reused, avoiding cross-infection and device aging caused by incomplete disinfection. Surgical accidents, while ensuring the low-temperature surgical effect of the low-temperature plasma surgical system of the present invention and reducing thermal damage to surrounding tissues.

Description

A low-temperature plasma surgery system and plasma electrode

Technical field

The invention belongs to the technical direction of low-temperature plasma surgery, and specifically relates to a low-temperature plasma surgery system and a plasma electrode.

Background technique

The low-temperature plasma surgical system can cut, coagulate and ablate the diseased tissue at a low temperature of about 40-70°, thereby avoiding damage to surrounding tissues, so it is widely used in otolaryngology and orthopedics. In order to ensure safety and prevent cross-infection, plasma electrodes are basically designed for single use. However, in order to save costs, some hospitals will reuse them after disinfection. This practice has the following hazards: first, it cannot ensure the reliability of disinfection and sterilization, and there is a certain risk of cross-infection; second, the design of disposable instruments There is not much consideration of service life and aging issues, so after repeated disinfection and use, the joints will become glued, the sealing will be poor, and even parts will fall off during the operation; thirdly, the plasma electrode is not resistant to high temperatures, and the disinfection used The method is mostly ethylene oxide gas sterilization. The gas emitted by ethylene oxide disinfection is harmful to the environment and contacts, so avoid using it as much as possible.

The disposable plasma electrodes currently on the market are basically plug-and-play when used with low-temperature plasma surgical systems, or have the function of inserting electrode recognition and automatic parameter matching. In addition to emphasizing single use on the packaging and instructions, the possibility of reuse cannot be completely avoided functionally.

Contents of the invention

The purpose of the present invention is to address the existing low-temperature plasma surgery system and plasma electrode to solve the problems raised in the above background technology.

In order to solve the above technical problems, the present invention provides the following technical solution: a low-temperature plasma electrode, including a handle, the first end of the handle is connected with a cable and a suction water pipe, and the suction water pipe is located away from the handle One end of the cable is connected to a water pipe joint, the end of the cable away from the handle is connected to a plug, seven metal needles are provided in the plug, the second end of the handle is connected to a knife head, and the outer wall of the handle is There are manual cutting buttons and coagulation manual buttons on the peripheral side;

Wherein, the cutter head includes an output electrode and a stainless steel outer tube connected to the first end of the handle. The stainless steel outer tube has a hollow structure. The output electrode can be semi-cylindrical, flaky or protruding hemispherical. An internal water pipe is provided in the parallel direction of the hollow part of the stainless steel outer pipe. The internal water pipe is connected to the water outlet of the cutter head and to the suction water pipe at the second end of the handle. The cable extends into the stainless steel outer pipe. One end of the tube is connected to the output electrode. A ceramic seat is provided between the output electrode and the stainless steel outer tube. An end cap is connected between the ceramic seat and the stainless steel outer tube. The outer wall of the stainless steel outer tube The circumferential side sleeve is equipped with an insulating heat shrink sleeve.

The invention further explains that the metal needle includes a first low-voltage power supply terminal connected in an annular order to the inner wall of the plug, a sending signal line in serial communication, a receiving signal line, a second low-voltage power supply terminal, a signal shielding terminal, a plasma The ionization energy output end, the plasma ionization energy return end, and the peripheral side of the outer wall of the plug are provided with plug positioning marks.

The invention further explains that the cable is provided with a conductor set and two power lines inside, the conductor set includes two serial port signal lines and two low-voltage power supplies, and the two serial port signal lines and the two low-voltage power supplies are Conductors are provided inside, the outer layer of the cable is provided with a silicone insulation layer, and the outside of the conductor group is wrapped with an aluminum foil shielding layer and a tinned copper braided mesh shielding layer from the inside to the outside. The outer walls of the serial port signal line and the two low-voltage power supplies are wrapped with Teflon insulation.

4. A low-temperature plasma surgery system, including a low-temperature plasma surgery system composed of a power module, a plasma generator, a control module, a human-computer interaction module output module, a plasma electrode and a signal processing board located in the handle, and The foot switch for the signal connection of the low-temperature plasma surgery system, the power module is responsible for providing the DC power required by the low-temperature plasma surgery system, the plasma generator is responsible for generating AC power with a specific waveform and frequency for ionizing the medium, the The human-computer interaction module is used for input and output of information and sound prompts. The output module is connected to the plasma electrode through the output interface of the low-temperature plasma surgery system and transmits AC power for ionization to the front end of the plasma electrode. At the same time, it is connected to the signal processing board in the plasma electrode. The plasma electrode is responsible for applying the plasma thin layer generated by low-frequency radio frequency energy conversion electrolyte to the surgical operation area for coagulation and cutting. The foot switch The cutting signal, coagulation start signal, battery undervoltage signal and pedal electrical adhesion fault signal are sent to the low-temperature plasma surgery system through wireless communication.

The invention further explains that the control module includes a microprocessor, a control circuit and a detection circuit, and the microprocessor, the control circuit and the detection circuit are connected to the power module for controlling the energy of the power module. Output, the microprocessor, the control circuit and the detection circuit are connected to the plasma generator to control the waveform and frequency of the output AC power, the microprocessor, the control circuit and the detection circuit are connected to the human The computer interaction module is connected to be responsible for the transmission of setting and display signals, and the microprocessor, the control circuit and the detection circuit are connected to the output module and is responsible for collecting the plasma electrode signal.

The invention further explains that the signal processing board includes a startup signal detection circuit, a host communication circuit, a data storage circuit, a temperature signal processing circuit, a temperature sensor and a microprocessor. The temperature sensor has a temperature measurement range of -200-260°C. The temperature signal processing circuit converts the analog signal of the thermocouple into a digital signal and then transmits it to the microprocessor through the serial peripheral interface bus. The startup signal detection circuit is used to detect the cutting at the plasma electrode. and the coagulation start button are then transmitted to the microprocessor of the control module through the input port. The data storage circuit is used to store the usage information of the plasma electrode. The host communication circuit passes through the plug of the plasma electrode. It is connected to the low-temperature plasma surgery system and uses asynchronous serial communication to transmit data.

The present invention further states that the host communication circuit transmits the data stored in the data storage circuit to the low-temperature plasma surgery system, so that the low-temperature plasma surgery system can determine whether the plasma electrode is a reusable instrument.

The invention further explains that the control module controls the output module to select the working mode of the corresponding electrode signal according to the instruction according to the signal generated by activating the signal detection circuit.

The invention further explains that the low-temperature plasma surgery system includes a housing, a display touch screen is provided at the first edge on one side of the housing, and a plasma surgery electrode socket is provided on the second edge on one side of the housing. and a wired foot switch socket, and a power switch is provided at the arc above the housing.

The invention further explains that the foot switch includes a connection shell, and two notches are provided above the connection shell, and a cutting foot control pedal and a coagulation foot control pedal are movable inside the two notches. A signal transmitting antenna is provided above the shell.

Compared with the prior art, the beneficial effects achieved by the present invention are:

The present invention sets up a low-temperature plasma surgery system. The low-temperature plasma surgery system has a real-time clock and a plasma electrode insertion identification function inside. After detecting the insertion of the plasma electrode, it first reads the usage information stored inside the plasma electrode, and then determines whether it is a reused instrument. , if it is reused, it will be prompted through the touch screen, and other operations will be prohibited until the plasma electrode is unplugged. Moreover, the above design can ensure that the disposable plasma electrode of the present invention cannot be reused, avoiding cross-infection and device aging caused by incomplete disinfection. Surgical accidents, while ensuring the low-temperature surgical effect of the low-temperature plasma surgical system of the present invention and reducing thermal damage to surrounding tissues.

Description of drawings

The drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention. In the attached picture:

Figure 1 is an exploded schematic diagram of the low-temperature plasma surgery system and plasma electrode in the present invention;

Figure 2 is a schematic structural diagram of the low-temperature plasma surgery system in the present invention;

Figure 3 is a schematic three-dimensional structural diagram of one end of the plug in the present invention;

Figure 4 is a schematic structural diagram of the cutter head in the present invention;

Figure 5 is a schematic structural diagram of the signal processing board in the plasma electrode of the present invention;

Figure 6 is a schematic diagram of the internal cross-sectional structure of the central cable in the present invention.

In the picture: 10. Low-temperature plasma surgery system; 11. Plasma surgery electrode socket; 12. Wired foot switch socket; 13. Display touch screen; 14. Power switch; 20. Foot switch; 21. Cutting foot control pedal; 22. Coagulation foot control pedal; 23. Signal transmitting antenna; 30. Plasma electrode; 31. Cutting head; 311. Output electrode; 312. Ceramic seat; 313. End cap; 314. Stainless steel outer tube; 315. Internal water pipe; 316. Insulation Heat shrinkable sleeve; 317, thermocouple; 32, handle; 33, cutting manual button; 34, coagulation manual button; 35, suction water pipe; 36, water pipe joint; 37, cable; 371, conductor; 372, Teflon insulation layer; 373, aluminum foil shielding layer; 374, tinned copper braided mesh shielding layer; 375, silicone insulation layer; 38, plug; 381, first low-voltage power supply terminal; 382, sending signal line; 383, receiving signal line; 384. Second low-voltage power supply terminal; 385. Signal shielding terminal; 386. Plasma ionization energy output terminal; 387. Plasma ionization energy return terminal; 388. Plug positioning mark.

Detailed ways

The technical solution of the present invention will be described in further non-limiting detail in conjunction with the preferred embodiments and the accompanying drawings. Obviously, the described embodiments are only some of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Please refer to Figures 1-6. The present invention provides a technical solution: a low-temperature plasma electrode, including a handle 32. The first end of the handle 32 is connected with a cable 37 and a suction water pipe 35. The suction water pipe 35 is located away from the handle 32. One end of the cable 37 is connected to a water pipe joint 36, and the cable 37 is connected to a plug 38 at the end away from the handle 32. Seven metal needles are provided in the plug 38. The second end of the handle 32 is connected to a cutter head 31, and the peripheral side of the outer wall of the handle 32 There are a cutting manual control button 33 and a coagulation manual control button 34. Specifically, the button close to the end of the cutter head 31 is used to trigger the cutting start signal of the low-temperature plasma surgery system 10, and the button far away from the end 31 of the cutter head is used to trigger the coagulation of the low-temperature plasma surgery system 10. The start signal can control the working mode of the plasma electrode 30 through two different buttons;

Among them, the cutter head 31 includes an output electrode 311 and a stainless steel outer tube 314 connected to the first end of the handle 32. The stainless steel outer tube 314 is connected and tightly fixed to one end of the handle 32 as a structural support for the cutter head 31, and also through a cable 37 The plug 38 is connected to the low-temperature plasma surgery system 10 as the return end of the energy, and the output electrode 311 serves as the output end of the energy. Since the output electrode 311 is in direct contact with the tissue, it is made of titanium alloy with good biocompatibility and a stainless steel outer tube. 314 is a hollow structure. The output electrode 311 can be semi-cylindrical, flaky or protruding hemispherical. An internal water pipe 315 is provided in the parallel direction of the hollow part of the stainless steel outer pipe 314. The internal water pipe 315 is connected to the water outlet of the cutter head 31 and The suction water pipe 35 at the second end of the handle 32 and the internal water pipe 315 are used to maintain the circulation of physiological saline in the human body and the discharge of waste fluid and tissue residues, and at the same time reduce the temperature of the cutter head 31. The cable 37 extends into the stainless steel outer tube 314 One end of the electrode 311 is connected to the output electrode 311. A ceramic seat 312 is provided between the output electrode 311 and the stainless steel outer tube 314. The ceramic seat 312 serves as a fixed carrier for the output electrode 311 and is isolated from the stainless steel outer tube 314. A thermoelectric heater is provided behind the ceramic seat 312. Thermocouple 317, the thermocouple 317 is fixed behind the ceramic seat 312. The ceramic is resistant to high temperatures and has good insulation. It can insulate the thermocouple 317, the output electrode 311 and the stainless steel outer tube 314 from each other, and can also sense the knife very well. The temperature of the physiological saline around the head 31 is adjusted. An end cap 313 is connected between the ceramic seat 312 and the stainless steel outer tube 314. An insulating heat shrink sleeve 316 is set around the outer wall of the stainless steel outer tube 314.

The present invention further explains that the metal needle includes a first low-voltage power terminal 381 connected to the inner wall of the plug 38 in an annular order, a sending signal line 382 in serial communication, a receiving signal line 383, a second low-voltage power terminal 384, The signal shielding end 385, the plasma ionization energy output end 386, the plasma ionization energy return end 387, and the plug positioning mark 388 are provided on the peripheral side of the outer wall of the plug 38.

The present invention further explains that the cable 37 is provided with a conductor set and two power lines inside. The conductor set includes two serial port signal lines and two low-voltage power supplies. The two serial port signal lines and the two low-voltage power supplies are both provided with a conductor set inside. The conductor 371 and the outer layer of the cable 37 are provided with a silicone insulation layer 375. The silicone insulation layer 375 has the effects of tensile and folding resistance, oil and water resistance, and fire and flame retardancy. The outside of the conductor group is wrapped with aluminum foil in sequence from the inside to the outside. The shielding layer 373 and the tinned copper braided mesh shielding layer 374, through the settings of the aluminum foil shielding layer 373 and the tinned copper braided mesh shielding layer 374, make the wire group have strong anti-interference and good shielding effect. Two serial port signal lines and two The outer wall of the low-voltage power supply is wrapped with a Teflon insulation layer 372. The cable 37 in the plasma electrode 30 is a multi-core shielded cable, which can ensure the reliability of system temperature transmission, and two high-voltage and high-current power lines are placed outside the shielding layer. Can cause less interference to internal low-voltage signal lines.

A low-temperature plasma surgery system 10 and a plasma electrode 30, including a low-temperature plasma surgery system 10 composed of a power module, a plasma generator, a control module, and a human-computer interaction module output module, a plasma electrode 30 and a device located in the handle 32 The signal processing board and the foot switch 20 are connected to the signal of the low-temperature plasma surgery system 10. The power module is responsible for providing the DC power required by the low-temperature plasma surgery system 10. The plasma generator is responsible for generating AC power with a specific waveform and frequency for ionizing the medium. , the human-computer interaction module is used for information input and output and sound prompts. The output module is connected to the plasma electrode 30 through the output interface of the low-temperature plasma surgery system 10, and transmits the AC power used for ionization to the front end of the plasma electrode 30, and at the same time communicates with the plasma electrode The signal processing board in 30 is connected for communication. The plasma electrode 30 is responsible for applying the plasma thin layer generated by low-frequency radio frequency energy conversion electrolyte to the surgical operation area for coagulation and cutting. The foot switch 20 transmits the cutting signal and coagulation signal through wireless communication. The start signal, battery undervoltage signal and foot pedal electrical adhesion fault signal are sent to the cryogenic plasma surgery system 10. The foot switch 20 communicates wirelessly with the cryogenic plasma surgery system 10 through 2.5G radio frequency signals. The human-computer interaction module is an existing technology. Touch screen and speakers in.

The invention further explains that the control module includes a microprocessor, a control circuit and a detection circuit. The microprocessor, the control circuit and the detection circuit are connected to the power module for controlling the energy output of the power module. The microprocessor, the control circuit and the detection circuit are connected to the power module. The plasma generator is connected to control the waveform and frequency of the output AC power. The microprocessor, control circuit and detection circuit are connected to the human-computer interaction module and are responsible for setting and displaying signal transmission. The microprocessor, control circuit and detection circuit are connected to the output module. Responsible for the collection of signals from the plasma electrode 30.

The invention further explains that the signal processing board includes a startup signal detection circuit, a host communication circuit, a data storage circuit, a temperature signal processing circuit, a temperature sensor and a microprocessor. The temperature sensor is a K thermocouple 317 (nickel chromium-nickel silicon). The temperature range is -200-260°C. The temperature signal processing circuit converts the analog signal of the thermocouple 317 into a digital signal and then transmits it to the microprocessor through the serial peripheral interface bus. The startup signal detection circuit is used to detect the plasma electrode 30 The cutting and coagulation start button is then transmitted to the microprocessor of the control module through the input port. The data storage circuit is used to store the usage information of the plasma electrode 30. The host communication circuit communicates with the low-temperature plasma surgery system 10 through the plug 38 of the plasma electrode 30. connected and transmit data using asynchronous serial communication.

The present invention further explains that the host communication circuit transmits the data stored in the data storage circuit to the low-temperature plasma surgery system 10, so that the low-temperature plasma surgery system 10 can determine whether the plasma electrode 30 is a reused instrument. If it is a reused instrument, it will prompt through the touch screen. , and other operations are prohibited until the plasma electrode 30 is unplugged, thereby eliminating the secondary use of disposable instruments;

The logic for the low-temperature plasma surgery system 10 to determine that the disposable plasma electrode 30 is reusable is;

First, the low-temperature plasma surgery system 10 retrieves the data stored in the plasma electrode 30 and finds that the cumulative usage time of the plasma electrode 30 exceeds 4 hours. The usage time of the plasma electrode 30 during surgery is generally tens of minutes and rarely exceeds one hour. surgery, so the time setting of 4 hours is enough for one operation;

Second, the time interval between the insertion of the low-temperature plasma surgical system 10 and the last insertion time exceeds 24 hours. In the actual operation, because different types of plasma electrodes 30 are used, there will be multiple insertion and removal operations, so multiple insertion and removal operations are allowed. insertion, but the time interval from the last insertion cannot exceed 24 hours.

The invention further explains that the control module controls the output module to select the working mode corresponding to the electrode signal according to the instruction according to the signal generated by the start signal detection circuit. The working mode includes the cutting mode and the coagulation mode. By freely switching the cutting mode and the coagulation mode, it is convenient to Doctors can choose different modes according to their needs during surgery to complete different operations, realizing two different energy options for surgeries requiring radiofrequency energy and low-temperature plasma energy, meeting the surgical needs of multiple departments.

The present invention further explains that the low-temperature plasma surgery system 10 includes a casing, a display touch screen 13 is provided at the first edge on one side of the casing, and a plasma surgery electrode socket 11 and a wired pin are provided on the second edge on one side of the casing. Step on the switch socket 12, and a power switch 14 is provided at the arc above the housing.

The invention further explains that the foot switch 20 includes a connecting shell. Two notches are provided on the upper part of the connecting shell. A cutting foot control pedal 21 and a coagulation foot control pedal 22 are respectively movably fitted in the two notches. The upper part of the connecting shell is A signal transmitting antenna 23 is provided. The cutting foot control pedal 21 and the coagulation foot control pedal 22 can be used to switch the cutting mode or the coagulation mode of the plasma electrode 30 by a person stepping on it, and the signal transmitting antenna 23 signals the mode that needs to be switched. It is transmitted to the low-temperature plasma surgery system 10 so that the low-temperature plasma surgery system 10 selects the working mode corresponding to the electrode signal according to the instructions.

Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solution of the present invention, but not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still make modifications to the technical solutions recorded in the foregoing embodiments, or make equivalent substitutions for some of the technical features and these modifications Or substitution does not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solution of each embodiment of the present invention.

Claims (10)

1. A low temperature plasma electrode comprising a handle (32), characterized in that: the novel blood coagulation hand control device is characterized in that a cable (37) and a suction water pipe (35) are connected to the first end of the handle (32), a water pipe connector (36) is connected to one end, far away from the handle (32), of the suction water pipe (35), a plug (38) is connected to one end, far away from the handle (32), of the cable (37), seven metal needles are arranged in the plug (38), a cutter head (31) is connected to the second end of the handle (32), and a cutting hand control key (33) and a blood coagulation hand control key (34) are arranged on the periphery of the outer wall of the handle (32);

the tool bit (31) comprises an output electrode (311), a stainless steel outer tube (314) connected with the first end of the handle (32), the stainless steel outer tube (314) is of a hollow structure, the output electrode (311) can be of a semi-columnar shape, a sheet shape or a protruding semi-sphere shape, an inner water tube (315) is arranged on the parallel direction of the hollow part of the stainless steel outer tube (314), the inner water tube (315) is connected with a water outlet hole of the tool bit (31) and a suction water tube (35) at the second end of the handle (32), a cable (37) stretches into one end of the stainless steel outer tube (314) and is connected with the output electrode (311), a ceramic seat (312) is arranged between the output electrode (311) and the stainless steel outer tube (314), an end cap (313) is connected between the ceramic seat (312) and the stainless steel outer tube (314), and an insulating heat shrinkage sleeve (316) is sleeved on the periphery of the outer wall of the stainless steel outer tube (314).

2. A low temperature plasma electrode according to claim 1, wherein: the metal needle comprises a first low-voltage power end (381), a transmitting signal wire (382), a receiving signal wire (383), a second low-voltage power end (384), a signal shielding end (385), a plasma ionization energy output end (386), a plasma ionization energy return end (387) which are connected to the inner wall of the plug (38) in an annular sequence, and a plug positioning mark (388) is arranged on the periphery of the outer wall of the plug (38).

3. A low temperature plasma electrode according to claim 2, wherein: the cable (37) is internally provided with a wire group and two power wires, the wire group comprises two serial port signal wires and two low-voltage power supplies, the serial port signal wires and the two low-voltage power supplies are internally provided with conductors (371), the outer layer of the cable (37) is provided with a silica gel insulating layer (375), the outer side of the wire group is sequentially wrapped with an aluminum foil shielding layer (373) and a tin-plated copper woven mesh shielding layer (374) from inside to outside, and the serial port signal wires and the two low-voltage power supplies are both wrapped with a teflon insulating layer (372).

4. The utility model provides a low temperature plasma operation system, includes low temperature plasma operation system (10) that comprises power module, plasma generator, control module, man-machine interaction module output module, plasma electrode (30) and be located signal processing board in handle (32), with foot switch (20) of low temperature plasma operation system (10) signal connection, its characterized in that: the power module is responsible for providing direct current electric energy required by the low-temperature plasma operation system (10), the plasma generator is responsible for generating alternating current electric energy with specific waveforms and frequencies for ionization mediums, the man-machine interaction module is used for inputting and outputting information and prompting sound, the output module is connected with the plasma electrode (30) through an output interface of the low-temperature plasma operation system (10), the alternating current electric energy for ionization is transmitted to the front end of the plasma electrode (30) and is simultaneously in communication connection with the signal processing board in the plasma electrode (30), the plasma electrode (30) is responsible for applying a plasma thin layer generated by low-frequency radio frequency energy conversion electrolyte to an operation area for solidification and cutting, and the foot switch (20) is used for transmitting a cutting signal, a coagulation start signal, a battery under-voltage signal and a foot-pedal electric adhesion fault signal to the low-temperature plasma operation system (10) through wireless communication.

5. The cryoplasma surgical system of claim 4, wherein: the control module comprises a microprocessor, a control circuit and a detection circuit, wherein the microprocessor, the control circuit and the detection circuit are connected with the power module and used for controlling the output of the energy of the power module, the microprocessor, the control circuit and the detection circuit are connected with the plasma generator and used for controlling the waveform and the frequency of the output alternating current electric energy, the microprocessor, the control circuit and the detection circuit are connected with the man-machine interaction module and are responsible for setting and transmitting display signals, and the microprocessor, the control circuit and the detection circuit are connected with the output module and are responsible for collecting signals of the plasma electrode (30).

6. The cryoplasma surgical system of claim 5, wherein: the signal processing board comprises a starting signal detection circuit, a host communication circuit, a data storage circuit, a temperature signal processing circuit, a temperature sensor and a microprocessor, wherein the temperature measuring range of the temperature sensor is-200-260 ℃, the temperature signal processing circuit converts an analog signal of a thermocouple (317) into a digital signal and transmits the digital signal to the microprocessor through a serial peripheral interface bus, the starting signal detection circuit is used for detecting a cutting and coagulation starting key at the plasma electrode (30) and then transmits the cutting and coagulation starting key to the microprocessor of the control module through an input port, the data storage circuit is used for storing use information of the plasma electrode (30), and the host communication circuit is connected with the low-temperature plasma operation system (10) through a plug (38) of the plasma electrode (30) and transmits data through an asynchronous serial communication mode.

7. The cryoplasma surgical system of claim 6, wherein: the host communication circuit transmits the data stored by the data storage circuit to the low-temperature plasma operation system (10) so that the low-temperature plasma operation system (10) can judge whether the plasma electrode (30) is a reusable instrument or not.

8. The cryoplasma surgical system of claim 7, wherein: the control module controls the output module to select the working mode of the corresponding electrode signal according to the instruction according to the signal generated by starting the signal detection circuit.

9. The cryoplasma surgical system of claim 8, wherein: the low-temperature plasma surgery system (10) comprises a shell, a display touch screen (13) is arranged at a first edge of one side of the shell, a plasma surgery electrode socket (11) and a wired foot switch socket (12) are arranged at a second edge of one side of the shell, and a power switch (14) is arranged at the radian position above the shell.

10. The cryogenic plasma surgical system of claim 9, wherein: the foot switch (20) comprises a connecting shell, two notches are formed in the upper portion of the connecting shell, a cutting foot control pedal (21) and a coagulation foot control pedal (22) are movably matched in the two notches respectively, and a signal transmitting antenna (23) is arranged in the upper portion of the connecting shell.