CN-112908755-B - Radio frequency thermosetting contact switching device

CN112908755BCN 112908755 BCN112908755 BCN 112908755BCN-112908755-B

Abstract

The invention relates to the technical field of medical appliances, in particular to a radio frequency thermosetting contact switching device. The utility model provides a radio frequency thermosetting contact switching device, includes central processing unit, the liquid crystal display circuit of area touch function, signal acquisition circuit, signal expansion circuit and signal switching circuit, the liquid crystal display circuit of area touch function link to each other with central processing unit, signal acquisition circuit links to each other with central processing unit, signal expansion circuit links to each other with central processing unit, signal switching circuit links to each other with signal expansion circuit. By the device, conventional treatment methods such as monopolar thermal coagulation and bipolar thermal coagulation can be realized, a plurality of electrode contacts can be selected simultaneously for multipoint synchronous thermal coagulation, and treatment means are expanded while operation difficulty is reduced.

Inventors

XU WENWEN
ZHANG XINGUO

Assignees

常州瑞神安医疗器械有限公司

Dates

Publication Date: 20260505
Application Date: 20210305

Claims (4)

1. The radio frequency thermosetting contact switching device comprises a central processing unit U1, a touch chip U2, an LCD liquid crystal display screen interface M1, a signal expansion circuit and a signal acquisition circuit, and is characterized in that the touch chip U2, a capacitor C1, a resistor R5 and the LCD liquid crystal display screen interface M1 form a liquid crystal display circuit with a touch function, the signal expansion circuit is composed of a shift register and is at least provided with 1 group, the signal acquisition circuit is composed of a resistor R1, a resistor R2, a resistor R3 and a resistor R4, the signal expansion circuit is connected with an electromagnetic relay, and the liquid crystal display circuit, the signal expansion circuit and the signal acquisition circuit are connected to the central processing unit U1; the touch sensor comprises a touch screen, a central processing unit U1, a signal expansion module and a data expansion module, wherein M1 is a liquid crystal display screen integrating the touch sensor, a touch sensor signal is connected to U2, a data bus is connected to the central processing unit U1, U2 is a touch screen acquisition chip and is connected with the central processing unit U1 through an IIC bus, the central processing unit U1 displays an electrode model and a corresponding contact layout schematic diagram to a user through M1, the user sets the state of a contact through the touch screen, any optional contact can be set to be in an anode state, a cathode state or a suspension state, a plurality of contacts can be simultaneously selected, the central processing unit U1 acquires the electrode model and the corresponding contact combination selected by the user through the touch screen acquisition chip, and the coded signal is transmitted to the signal expansion module through a serial bus DATA, RCLK, SCLK; The electromagnetic relay comprises relay K1-K10, wherein the relay K1 and the relay K2 are components of a signal switching circuit, the upper RTF EC-end and the RTF EC+ end of the relay K1 are correspondingly connected to the RTF EC-end and the RTF EC+ end used for being connected with a radio-frequency thermosetting equipment interface P1, the upper ADC EC-end and the ADC EC+ end of the relay K1 are correspondingly connected with the RTF EC-end and the RTF EC+ end of the radio-frequency thermosetting equipment interface P1, the upper ADC EC-end and the ADC EC+ end of the relay K1 are correspondingly connected to the ADC EC-end and the ADC EC+ end of a signal acquisition circuit, the EC+ end of the relay K1 is correspondingly connected to the EC-end and the EC+ end of the signal acquisition circuit, the EC+ end of the EC+ end on K3, K5, K7 and K9 respectively form a circuit for switching electrode contacts, and the upper RTF TC-end and the RTF TC+ end of the relay K2 are correspondingly connected to the RTF TC-end and the RTF TC+ end used for being connected with the radio-frequency thermosetting equipment interface P1, the upper TC-end and the RTF TC+ end of the RTF TC+ end on the relay K2, the upper TC-end and the ADC-end of the ADC TC 2 is correspondingly connected to the ADC-end and the TC-end of the RTF TC-4, the ADC-end of the relay K1, the ADC 4, the upper TC-end and the ADC-end corresponds to the ADC-end and the ADC-4 end is correspondingly connected to the EC-end and the EC-4 end and the upper EC-4.
2. The RF heat coagulation contact switching device of claim 1, wherein the LCD screen interface M1 of the LCD circuit has an XL end connected to the Y-end of the touch chip U2, an YD end connected to the X-end of the touch chip U2, an XR end connected to the Y+ end of the touch chip U2, an YU end connected to the X+ end of the touch chip U2, a GND end, an ADD0 end, an ADD1 end connected to one end of the capacitor C1 and connected to the ground, another end of the capacitor C1 connected to the VCC end of the touch chip U2, one end of the resistor R5, one end of the resistor R6, another end of the resistor R5 connected to the SCL end of the touch chip U2, and another end of the resistor R6 connected to the SDA end of the touch chip U2.
3. The RF-thermal contact switching device of claim 1, wherein the signal expansion circuit is composed of a shift register U3 and a driving chip U5, wherein the Q1 end of the shift register U3 is connected with the IN1 end of the driving chip U5, the Q2 end of the shift register U3 is connected with the IN2 end of the driving chip U5, the Q3 end of the shift register U3 is connected with the IN3 end of the driving chip U5, the Q4 end of the shift register U3 is connected with the IN4 end of the driving chip U5, the Q5 end of the shift register U3 is connected with the IN5 end of the driving chip U5, the Q6 end of the shift register U3 is connected with the IN6 end of the driving chip U5, the Q7 end of the shift register U3 is connected with the IN7 end of the driving chip U5, the GND end of the shift register U3 is connected with the GND end of the driving chip U5, the/MR end of the shift register U3 is connected with the VCC end of the shift register U3 and is connected with one end of the capacitor C2, and the other end of the capacitor C2 is connected with the GND; the shift register U4 and the driving chip U6 form another group, the Q1 end of the shift register U4 is connected with the IN1 end of the driving chip U6, the Q2 end of the shift register U4 is connected with the IN2 end of the driving chip U6, the Q3 end of the shift register U4 is connected with the IN3 end of the driving chip U6, the Q4 end of the shift register U4 is connected with the IN4 end of the driving chip U6, the Q6 end of the shift register U4 is connected with the IN6 end of the driving chip U6, the Q7 end of the shift register U4 is connected with the IN7 end of the driving chip U6, the GND end of the shift register U4 is connected with the GND end of the driving chip U6, the/MR end of the shift register U4 is connected with the IN3 end of the driving chip U6 and is connected with one end of the capacitor C3, the Q7S end of the shift register U3 is connected with the GND end of the shift register U4.
4. The RF-thermal contact switching device of claim 1, wherein the ends DB7, DB6, DB5, DB4, DB3, DB2, DB1, DB0, RD, WR, RS, CS of the CPU U1 are sequentially connected with the ends DB7, DB6, DB5, DB4, DB3, DB2, DB1, DB0, RD, WR, RS, CS of the LCD interface M1, the DATA end of the CPU U1 is connected with the DS end of the shift register U3, the RCLK end of the CPU U1 is connected with the STCP end of the shift register U3 and the STCP end of the shift register U4, the end K of the CPU U1 is connected with the SHCP end of the shift register U3 and the SHCP end of the shift register U4, the end INT0 of the CPU U1 is connected with the PQ/INT end of the touch chip U2, the SCL end of the CPU U1 is connected with the SCL end of the touch chip U2, the end of the CPU U1 is connected with the SDA end of the SDA, the end of the SCL 0+R1 is connected with the SCLR 1 end of the SCLR 1, the other end of the CPU U1 is connected with the SCLR 1, and the other end of the CPU U1 is connected with the end of the resistor R1 is connected with the resistor R1.

Description

Radio frequency thermosetting contact switching device Technical Field The invention relates to a contact switching circuit, in particular to a radio frequency thermosetting contact switching device. Background The main current radio frequency heat coagulation equipment in the market can only output a group of radio frequency signals at the same time basically, in the deep brain heat coagulation process, the common practice is to use a special radio frequency heat coagulation needle matched with only one group of contacts, or lead out the deep brain electrode contacts with multiple contacts through a special interface, a doctor manually selects one contact needing heat coagulation to be connected with the radio frequency heat coagulation equipment for monopolar heat coagulation operation, and when other contacts need heat coagulation, the doctor needs to repeat the previous steps to select the contacts. The operation mode has complicated use steps and limited application scenes in the clinical application stage. Disclosure of Invention The invention aims to solve the defects and provides a radio frequency thermosetting contact switching device. In order to overcome the defects in the background technology, the technical scheme adopted by the invention is that the radio frequency thermocoagulation contact switching device comprises a central processing unit U1, a touch chip U2, an LCD (liquid crystal display) screen interface M1, a signal expansion circuit and a signal acquisition circuit, wherein the touch chip U2, a capacitor C1, a resistor R5 and the LCD screen interface M1 form the LCD circuit with a touch function, the signal expansion circuit consists of a shift register and is at least provided with 1 group, the signal acquisition circuit consists of a resistor R1, a resistor R2, a resistor R3 and a resistor R4, the signal expansion circuit is connected with an electromagnetic relay, and the LCD circuit, the signal expansion circuit and the signal acquisition circuit are connected to the central processing unit U1. According to another embodiment of the present invention, the LCD liquid crystal display interface M1 of the liquid crystal display circuit further includes an XL end connected to the Y-end of the touch chip U2, an YD end connected to the X-end of the touch chip U2, an XR end connected to the y+ end of the touch chip U2, an YU end connected to the x+ end of the touch chip U2, a GND end, an ADD0 end, and an ADD1 end of the touch chip U2 connected to one end of the capacitor C1 and grounded, another end of the capacitor C1 connected to the VCC end of the touch chip U2, one end of the resistor R5, and one end of the resistor R6, another end of the resistor R5 connected to the SCL end of the touch chip U2, and another end of the resistor R6 connected to the SDA end of the touch chip U2. According to another embodiment of the present invention, the signal expansion circuit further includes a group composed of a shift register U3 and a driving chip U5, wherein the Q1 end of the shift register U3 is connected to the IN1 end of the driving chip U5, the Q2 end of the shift register U3 is connected to the IN3 end of the driving chip U5, the Q4 end of the shift register U3 is connected to the IN4 end of the driving chip U5, the Q5 end of the shift register U3 is connected to the IN5 end of the driving chip U5, the Q6 end of the shift register U3 is connected to the IN6 end of the driving chip U5, the Q7 end of the shift register U3 is connected to the IN7 end of the driving chip U5, the GND end of the shift register U3 is connected to the GND end of the driving chip U5, the/MR end of the shift register U3 is connected to the end of the shift register U3, the other end of the capacitor C2 is connected to GND end of the capacitor C2, the shift register U4 is connected to the other end of the shift register U4, the Q6 end of the other group is connected to the IN4 end of the shift register U6, the Q6 end of the shift register U6 is connected to the end of the Q6 of the driving chip U6, the Q7 end of the Q7 is connected to the IN6 end of the driving chip U5, the Q7 end of the Q7 of the shift register U7 is connected to the IN end of the Q7 of the driving chip U5, and the end of the Q6 is connected to the end of the GND end of the Q6 of the shift register. According to another embodiment of the present invention, the terminal DB7, DB6, DB5, DB4, DB3, DB2, DB1, DB0, RD, WR, RS, CS of the central processing unit U1 is sequentially connected to the terminal DB7, DB6, DB5, DB4, DB3, DB2, DB1, DB0, RD, WR, RS, CS of the LCD liquid crystal display interface M1, the terminal DATA of the central processing unit U1 is connected to the terminal DS of the shift register U3, the terminal RCLK of the central processing unit U1 is connected to the terminal STCP of the shift register U3 and the terminal STCP of the shift register U4, the terminal SCLK of the central processing unit U1 is connected to the terminal SHCP of