CN116725650A - Low-temperature plasma operation system and plasma electrode - Google Patents
Low-temperature plasma operation system and plasma electrode Download PDFInfo
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- CN116725650A CN116725650A CN202310610240.2A CN202310610240A CN116725650A CN 116725650 A CN116725650 A CN 116725650A CN 202310610240 A CN202310610240 A CN 202310610240A CN 116725650 A CN116725650 A CN 116725650A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 230000023555 blood coagulation Effects 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
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- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
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- 238000006243 chemical reaction Methods 0.000 claims description 3
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- 230000008023 solidification Effects 0.000 claims description 2
- 238000001356 surgical procedure Methods 0.000 claims 2
- 238000003780 insertion Methods 0.000 abstract description 9
- 230000037431 insertion Effects 0.000 abstract description 9
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- 206010011409 Cross infection Diseases 0.000 abstract description 4
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 4
- 230000032683 aging Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 3
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/08—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
- A61B18/082—Probes or electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00577—Ablation
- A61B2018/00583—Coblation, i.e. ablation using a cold plasma
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00589—Coagulation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00964—Features of probes
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a low-temperature plasma operation system and a plasma electrode, which comprises a handle, wherein a first end of the handle is connected with a connecting cable and a suction water pipe, one end of the suction water pipe far away from the handle is connected with a water pipe connector, the low-temperature plasma operation system is provided with a real-time clock and a plasma electrode insertion identification function, after the insertion of the plasma electrode is detected, the use information stored in the plasma electrode is read firstly, then whether the instrument is a reusable instrument is judged, if the instrument is reusable, other operations are prohibited, and the instrument is prompted through a touch screen until the plasma electrode is pulled out, and the design can ensure that the disposable plasma electrode cannot be reused, avoid surgical accidents caused by cross infection and device aging caused by incomplete disinfection, ensure the low-temperature operation effect of the low-temperature plasma operation system, and reduce the thermal damage of surrounding tissues.
Description
Technical Field
The invention belongs to the technical direction of low-temperature plasma operation, and particularly relates to a low-temperature plasma operation system and a plasma electrode.
Background
The low-temperature plasma operation system can cut, coagulate and ablate focus tissues at low temperature of about 40-70 degrees, thereby avoiding damage to surrounding tissues, and is widely applied to otorhinolaryngology and orthopaedics. To ensure safety and prevent cross-infection, plasma electrodes are basically designed to be disposable. However, some hospitals can be sterilized for reuse to save cost, and the method has the following hazards: firstly, the reliability of disinfection and sterilization cannot be ensured, and cross infection is caused by a certain risk; secondly, the design of the disposable instrument has no excessive service life and aging problems, so that after repeated disinfection and use, the joint is left with glue, the sealing performance is poor, and even parts fall off in operation; thirdly, the plasma electrode is not resistant to high temperature, and most of the sterilization methods are ethylene oxide gas sterilization. The gas exhausted by the ethylene oxide disinfection is harmful to the environment and the contact person, and is avoided as much as possible.
The disposable plasma electrode on the market is basically plug and play when being matched with a low-temperature plasma operation system, or has the functions of identifying the inserted electrode and automatically matching parameters. Except for the emphasis on being disposable in packaging and instruction, the possibility of repeated use cannot be functionally completely avoided.
Disclosure of Invention
The invention aims at solving the problems in the background technology by aiming at a low-temperature plasma operation system and a plasma electrode of the existing device.
In order to solve the technical problems, the invention provides the following technical scheme: the low-temperature plasma electrode comprises a handle, wherein a 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 connector at one end far away from the handle, the cable is connected with a plug at one end far away from the handle, seven metal needles are arranged in the plug, a second end of the handle is connected with a cutter head, and a cutting manual control key and a coagulation manual control key are arranged on the periphery of the outer wall of the handle;
the tool bit comprises an output electrode and a stainless steel outer tube connected with the first end of the handle, the stainless steel outer tube is of a hollow structure, the output electrode can be of a semi-columnar shape, a sheet shape or a protruding semi-spherical shape, an inner water tube is arranged on the hollow part of the stainless steel outer tube in the parallel direction, the inner water tube is connected with a water outlet hole of the tool bit and a suction water tube at the second end of the handle, a cable stretches into one end of the stainless steel outer tube and is connected with the output electrode, a ceramic seat is arranged 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, and an insulating heat-shrinkable sleeve is sleeved on the periphery of the outer wall of the stainless steel outer tube.
The invention further discloses that the metal needle comprises a first low-voltage power end, a transmitting signal line, a receiving signal line, a second low-voltage power end, a signal shielding end, a plasma ionization energy output end, a plasma ionization energy return end which are connected to the inner wall of the plug in an annular sequence, and plug positioning marks are arranged on the periphery of the outer wall of the plug.
The invention further discloses a cable, a wire set and two power wires are arranged in the cable, the wire set comprises two serial port signal wires and two low-voltage power supplies, conductors are arranged in the serial port signal wires and the two low-voltage power supplies, a silica gel insulating layer is arranged on the outer layer of the cable, an aluminum plating foil shielding layer and a tin-plated copper woven mesh shielding layer are sequentially wrapped on the outer side of the wire set from inside to outside, and teflon insulating layers are wrapped on the outer walls of the serial port signal wires and the two low-voltage power supplies.
4. The utility model provides a low temperature plasma operation system, includes by power module, plasma generator, control module, man-machine interaction module output module constitutes low temperature plasma operation system, plasma electrode and be located signal processing board in the handle, with the foot switch of low temperature plasma operation system signal connection, power module is responsible for providing the required direct current electric energy of low temperature plasma operation system, plasma generator is responsible for producing the alternating current electric energy of the specific waveform and the frequency that are used for ionization medium, man-machine interaction module is used for the input and output of information and sound suggestion, output module passes through the output interface of low temperature plasma operation system with the plasma electrode links to each other, will be used for ionizing alternating current electric energy to plasma electrode front end, with signal processing board in the plasma electrode simultaneously the plasma electrode is responsible for applying the plasma thin layer that low frequency radio frequency energy conversion electrolyte to the operation region and solidifying and cutting, foot switch will transmit cutting signal, the blood coagulation under-voltage signal, battery signal and pedal failure send to low temperature operation system adhesion.
The invention further discloses that 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 energy output 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 plasma electrode signals.
The invention further discloses that 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 the thermocouple 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 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 the use information of the plasma electrode, and the host communication circuit is connected with the low-temperature plasma operation system through the plug of the plasma electrode and transmits data through an asynchronous serial communication mode.
The invention further describes that the host communication circuit transmits the data stored by the data storage circuit to the low-temperature plasma operation system so that the low-temperature plasma operation system can judge whether the plasma electrode is a reusable instrument or not.
The invention further describes 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 starting the signal detection circuit.
The invention further provides a low-temperature plasma operation system, which comprises a shell, wherein a display touch screen is arranged at a first edge of one side of the shell, a plasma operation electrode socket and a wired foot switch socket are arranged at a second edge of one side of the shell, and a power switch is arranged at the radian position above the shell.
The invention further discloses that the foot switch comprises a connecting shell, two notches are arranged above the connecting shell, a cutting foot control pedal and a coagulation foot control pedal are respectively and movably matched in the two notches, and a signal transmitting antenna is arranged above the connecting shell.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the low-temperature plasma operation system is arranged, the low-temperature plasma operation system is internally provided with the real-time clock and the plasma electrode insertion identification function, after the plasma electrode insertion is detected, the use information stored in the plasma electrode is firstly read, then whether the low-temperature plasma operation system is a reusable instrument is judged, if the low-temperature plasma operation system is a reusable instrument, the touch screen is used for prompting, and other operations are forbidden until the plasma electrode is pulled out, and the disposable plasma electrode can be guaranteed not to be reused by the design, so that the surgical accident caused by cross infection and device aging due to incomplete sterilization is avoided, the low-temperature operation effect of the low-temperature plasma operation system is guaranteed, and the thermal damage of surrounding tissues is reduced.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is an exploded schematic view of a cryogenic plasma surgical system and plasma electrode of the present invention;
FIG. 2 is a schematic diagram of a low temperature plasma surgical system according to the present invention;
FIG. 3 is a schematic perspective view of one end of a plug according to the present invention;
FIG. 4 is a schematic view of the structure of the present invention at the cross section of the tool bit;
fig. 5 is a schematic structural view of a signal processing plate in a plasma electrode according to the present invention;
fig. 6 is a schematic view showing an internal cross-sectional structure of a cable according to the present invention.
In the figure: 10. a low temperature plasma surgical system; 11. plasma operation electrode socket; 12. a wired foot switch socket; 13. displaying a touch screen; 14. a power switch; 20. a foot switch; 21. cutting a foot control pedal; 22. a coagulation foot control pedal; 23. a signal transmitting antenna; 30. a plasma electrode; 31. a cutter head; 311. an output electrode; 312. a ceramic base; 313. an end cap; 314. a stainless steel outer tube; 315. an inner water pipe; 316. insulating heat-shrinkable sleeve; 317. a thermocouple; 32. a handle; 33. cutting a manual control key; 34. a blood coagulation manual control key; 35. a suction water pipe; 36. a water pipe joint; 37. a cable; 371. a conductor; 372. an insulating layer of teflon; 373. an aluminum foil shielding layer; 374. a tin-plated copper woven mesh shielding layer; 375. a silica gel insulating layer; 38. a plug; 381. a first low voltage power supply terminal; 382. a transmission signal line; 383. a receiving signal line; 384. a second low voltage power supply terminal; 385. a signal shielding end; 386. a plasma ionization energy output; 387. a plasma ionization energy return; 388. plug positioning marks.
Detailed Description
The technical scheme of the present invention is further described in non-limiting detail below with reference to the preferred embodiments and the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a low temperature plasma electrode, including handle 32, the first end of handle 32 is connected with and is connected with cable 37 and suction water pipe 35, suction water pipe 35 is connected with water pipe joint 36 in the one end that keeps away from handle 32, cable 37 is connected with plug 38 in the one end that keeps away from handle 32, be provided with seven metal needles in plug 38, the second end of handle 32 is connected with tool bit 31, the week side of handle 32 outer wall is provided with cutting hand button 33 and the manual button 34 of clotting, concretely, the button that is close to tool bit 31 end is used for triggering low temperature plasma operation system 10 and cuts the start signal, the button that keeps away from tool bit 31 end is used for triggering low temperature plasma operation system 10 and congeals the start signal, can control the mode of plasma electrode 30 through two different buttons;
wherein, the tool bit 31 comprises an output electrode 311 and a stainless steel outer tube 314 connected at the first end of the handle 32, the stainless steel outer tube 314 is connected with one end of the handle 32 and is tightly fixed, and is used as the structural support of the tool bit 31, and is also connected with the low-temperature plasma operation system 10 through a cable 37 and a plug 38, and is used as the energy return end, the output electrode 311 is used as the energy output end, and as the output electrode 311 is directly contacted with tissues, the stainless steel outer tube 314 is made of a hollow structure, the output electrode 311 can be in a semi-columnar, sheet-shaped or protruding hemispherical shape, an inner water tube 315 is arranged in 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 is connected with a suction water tube 35 at the second end of the handle 32, the inside water pipe 315 is used for keeping circulation of physiological saline in the human body and discharge of waste liquid and tissue residues, meanwhile, the temperature of the cutter head 31 can be reduced, one end of the cable 37 extending into the stainless steel outer pipe 314 is connected with the output electrode 311, a ceramic seat 312 is arranged between the output electrode 311 and the stainless steel outer pipe 314, the ceramic seat 312 is used as a fixed carrier of the output electrode 311 and is isolated from the stainless steel outer pipe 314, a thermocouple 317 is arranged at the rear of the ceramic seat 312, the thermocouple 317 is fixed at the rear of the ceramic seat 312, the ceramic is high-temperature resistant, good insulativity is achieved, the thermocouple 317, the output electrode 311 and the stainless steel outer pipe 314 can be mutually insulated, the temperature of the physiological saline around the cutter head 31 can be well sensed, an end cap 313 is connected between the ceramic seat 312 and the stainless steel outer pipe 314, and an insulating heat shrinkage sleeve 316 is sleeved on the peripheral side of the outer wall of the stainless steel outer pipe 314.
The invention further describes that the metal pin comprises a first low-voltage power end 381, a transmitting signal line 382, a receiving signal line 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 a ring-shaped sequence, and a plug positioning mark 388 is arranged on the periphery of the outer wall of the plug 38.
The invention further describes that a wire set and two power wires are arranged inside the cable 37, the wire set comprises two serial port signal wires and two low-voltage power supplies, conductors 371 are arranged inside the two serial port signal wires and the two low-voltage power supplies, a silica gel insulating layer 375 is arranged on the outer layer of the cable 37, the silica gel insulating layer 375 has the effects of stretching resistance, folding resistance, oil resistance, water resistance and fire resistance, and flame retardance, an aluminum foil shielding layer 373 and a tin-plated copper woven mesh shielding layer 374 are sequentially wrapped on the outer side of the wire set from inside to outside, the aluminum foil shielding layer 373 and the tin-plated copper woven mesh shielding layer 374 are arranged to enable the anti-interference performance of the wire set to be good, the outer walls of the two serial port signal wires and the two low-voltage power supplies are wrapped with a teflon insulating layer 372, the cable 37 in the plasma electrode 30 is a multi-core shielding cable, the reliability of system temperature transmission can be guaranteed, and the two high-voltage high-current power wires are placed outside the shielding layer and can less interfere with the internal low-voltage signal wires.
The low-temperature plasma operation system 10 and the plasma electrode 30 comprise a low-temperature plasma operation system 10, the plasma electrode 30 and a signal processing board positioned in a handle 32 thereof and a foot switch 20 connected with the low-temperature plasma operation system 10 in a signal way, wherein the power supply 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 media, the human-computer 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, the plasma electrode 30 is simultaneously in communication connection with a 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 a surgical operation area for solidification and cutting, the foot switch 20 is responsible for transmitting cutting signals, blood coagulation starting signals, battery under-voltage signals and upper pedal fault signals to the low-temperature plasma operation system 10 through wireless communication, and the foot switch 10 is in a wireless communication manner, and the human-computer interaction module is in a wireless communication manner is used for touching the low-temperature plasma operation system 10 and the human-computer interaction module is connected with the human-computer interaction module through the human-computer interaction module.
The invention further describes that 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 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.
The invention further describes that the signal processing board comprises a start 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 sensor is a K thermocouple 317 (nickel-chromium-nickel-silicon), the temperature measurement range is-200-260 ℃, the temperature signal processing circuit converts an analog signal of the thermocouple 317 into a digital signal and transmits the digital signal to the microprocessor in a serial peripheral interface bus mode, the start signal detection circuit is used for detecting a cutting and coagulation start key at the plasma electrode 30 and then transmitting the cut and coagulation start key to the microprocessor of the control module through an input port, the data storage circuit is used for storing the 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 in an asynchronous serial communication mode.
The invention further describes that the host communication circuit transmits the data stored in 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, if the plasma electrode 30 is reusable, the plasma electrode 30 is prompted by the touch screen, and other operations are forbidden until the plasma electrode 30 is pulled out, thereby avoiding the secondary use of the disposable instrument;
the logic of the cryosurgical system 10 determining that the disposable plasma electrode 30 is reusable is;
the first, low temperature plasma operation system 10 retrieves the data stored in the plasma electrode 30, finds that the accumulated use time of the plasma electrode 30 is longer than 4 hours, the use time of the plasma electrode 30 in the operation is generally tens of minutes, and few operations exceeding one hour are performed, so the 4-hour time is set to be enough for one operation;
second, the insertion of the cryoplasma system 10 is performed more than 24 hours from the last insertion time, and in actual operation, since different types of plasma electrodes 30 are used, there are a plurality of insertion and removal operations, so that a plurality of insertion is allowed, but the time interval from the last insertion cannot be more than 24 hours.
According to the invention, 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 the starting signal detection circuit, the working mode comprises a cutting mode and a coagulation mode, and by freely switching the cutting mode and the coagulation mode, a doctor can conveniently select different modes according to the needs in the operation to finish different operations, so that two different energy alternatives of radio frequency energy and low-temperature plasma energy required by the operation are realized, and the operation demands of a plurality of departments are met.
The invention further relates to a cryogenic plasma surgical system 10 comprising a housing, a display touch screen 13 provided at a first edge of one side of the housing, a plasma surgical electrode socket 11 and a wired foot switch socket 12 provided at a second edge of one side of the housing, and a power switch 14 provided at an arc above the housing.
The invention further describes that the foot switch 20 comprises a connection shell, two notches are arranged above the connection shell, a cutting foot pedal 21 and a coagulation foot pedal 22 are respectively movably matched in the two notches, a signal transmitting antenna 23 is arranged above the connection shell, the cutting foot pedal 21 and the coagulation foot pedal 22 can be used for switching the cutting mode or the coagulation mode of the plasma electrode 30 by stepping on the cutting foot pedal 21 and the coagulation foot pedal 22 by a person, and the signal transmitting antenna 23 transmits a mode signal required to be switched to the low-temperature plasma operation system 10 so that the low-temperature plasma operation system 10 can select the working mode corresponding to the electrode signal according to instructions.
Finally, it should be pointed out that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting. Although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be equivalently replaced, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments 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.
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| CN202310610240.2A CN116725650A (en) | 2023-05-26 | 2023-05-26 | Low-temperature plasma operation system and plasma electrode |
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| CN202310610240.2A CN116725650A (en) | 2023-05-26 | 2023-05-26 | Low-temperature plasma operation system and plasma electrode |
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