CN202772803U - Power supply circuit utilizing electric energy output by main machine of ultrasonic operating knife - Google Patents
Power supply circuit utilizing electric energy output by main machine of ultrasonic operating knife Download PDFInfo
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- CN202772803U CN202772803U CN 201220426876 CN201220426876U CN202772803U CN 202772803 U CN202772803 U CN 202772803U CN 201220426876 CN201220426876 CN 201220426876 CN 201220426876 U CN201220426876 U CN 201220426876U CN 202772803 U CN202772803 U CN 202772803U
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Abstract
The utility model relates to a power supply circuit utilizing electric energy output by a main machine of an ultrasonic operating knife. The power supply circuit comprises a three-tap transformer, two rectifier bridge piles, a linear voltage stabilization chip, a 5V voltage stabilization chip, three filtering inductors, a filtering capacitor, five electrolytic capacitors, four high-frequency filtering capacitors, a protection resistor, two current-limiting resistors, four divider resistors, a switch diode, a rectifier diode, a voltage stabilization diode, two clamping diodes and an NMOS tube. According to the power supply circuit, 55.5 KHz electric energy output by the main machine of the ultrasonic operating knife is converted into various 5V-12V DC levels and is provided for an electronic line used during an ultrasonic operation, so that no extra power sources or power supply systems are needed. Therefore, apparatuses and instruments used during the operation are simplified, and risks of the operation are also minimized.
Description
Technical field
The utility model belongs to power technique fields, relates to a kind of circuit, specifically a kind of power supply circuits that ultrasonic surgical blade main frame output electric energy are converted to direct current supply.
Background technology
20 century 70s, the minimal invasive techniques fast development comprises that at present Minimally Invasive Surgery has been applied in nearly 10 operations such as department of general surgery, gynemetrics, cardiothoracic surgery, Urology Surgery, pediatric surgery, orthopaedics, cranial surgery and ophthalmology.The development of Minimally Invasive Surgery has driven the development of operating theater instruments, such as Endo-GIA in EUS, ultrasound knife, micro-surgical instrument, all kinds of chamber etc.The operating theater instruments of thereupon emerging in large numbers has promoted again the development of minimally invasive surgery conversely.
Ultrasonic surgical blade is that a kind of cavitation effect that utilizes ultrasonic energy to cause causes tissue dewatering, solidifies, and then a kind of operating theater instruments of cracking, with respect to the operation of adopting electric knife, have the wound eschar few, the characteristics that postoperation recovery is effective are a kind of desirable modus operandis.
In a supersonic operation process, use various supporting operating theater instruments, how to simplify used apparatus kind in the surgical procedure, reduce the process of changing operating theater instruments, alleviate surgeon and the nurse labour intensity in operative process, played undoubtedly vital effect for the success rate that increases operation.
The difference of apparatus is on aspect machinery and two of the electronics in the supersonic operation process.Mechanically, the mechanical structure that can use for reference Swiss Army Knife solves.On the electronics, the difference of intelligent control chip can select embedded system platform to replace.But various active devices in the circuit, such as, active filter, transducer, driver etc., required different electric power system is given the integrated inconvenience that brought.
Consider in the surgical procedure, the electric energy of ultrasound knife main frame output 55.5KHz converts the electric energy of inputting to acoustic energy by ultrasonic transducer, and is delivered to the inside of human body tissue by ultrasonic surgical instruments, finishes cutting and solidifies function.Therefore, if utilize the 55.5KHz electric energy of the own output of ultrasound knife main frame, for ultrasonic surgical blade at interior various apparatus circuit supplies, then can be the integrated of apparatus and clear away the obstacles, greatly reduce the fussy degree of changing apparatus in the operation.
Summary of the invention
The purpose of this utility model just provides a kind of power supply circuits that utilize ultrasonic surgical blade main frame output electric energy.
The utility model comprises a triple stub transformer, two rectifier bridge stacks, linear voltage stabilization chip and a 5V voltage stabilizing chip, three filter inductances, a filter capacitor, five electrochemical capacitors, four high-frequency filter capacitors, a protective resistance, two current-limiting resistances, four divider resistances, a switching diode, a rectifier diode, a voltage stabilizing didoe, two clamp diodes and a NMOS pipe; 5V voltage stabilizing chip is 7805 voltage stabilizing chips, and the linear voltage stabilization chip is the TPS77001 chip of Texas Instruments.
An input of triple stub transformer T input coil is connected with an end of the first filter inductance, the other end of triple stub transformer input coil is connected ground connection with an end of the second filter inductance, the other end of the first filter inductance is connected an end and is connected with a port of AC signal input terminal with protective resistance, the other end of the second filter inductance is connected the other end and is connected with the another port of AC signal input terminal with protective resistance;
One end of the first output winding of triple stub transformer is connected with the positive pole of rectifier diode, one end of the positive pole of the negative pole of rectifier diode, the first electrochemical capacitor, the first high-frequency filter capacitor is connected with the input of 5V voltage stabilizing chip, the positive pole of the second electrochemical capacitor be connected an end of high-frequency filter capacitor and be connected with the output of 5V voltage stabilizing chip, as+5V output; The other end of the first output winding of triple stub transformer is connected and ground connection with the other end of the negative pole of the first electrochemical capacitor, the first high-frequency filter capacitor, the earth terminal of 5V voltage stabilizing chip, the negative pole of the second electrochemical capacitor, the other end of the second high-frequency filter capacitor;
Four diodes form the first rectifier bridge stack, the two ends of the second output winding of triple stub transformer are connected with two inputs of the first rectifier bridge stack respectively, an output of the first rectifier bridge stack is connected another output head grounding of the first rectifier bridge stack with an end of the first divider resistance; One end of the other end of the first divider resistance, the second divider resistance is connected drain electrode and is connected with the positive pole of switching diode with the NMOS pipe, the negative pole of switching diode is connected with an end of the 3rd filter inductance, the other end of the 3rd filter inductance is connected with an end of filter capacitor, as+9V output, the other end of filter capacitor be connected that the other end of divider resistance is connected with the source electrode of NMOS pipe and ground connection, the grid of NMOS pipe is connected with an end of the first current-limiting resistance;
Four diodes form the second rectifier bridge stack, the two ends of the 3rd output winding of triple stub transformer are connected with two inputs of the second rectifier bridge stack respectively, an output of the second rectifier bridge stack is connected another output head grounding of the second rectifier bridge stack with an end of the second current-limiting resistance; The other end of the second current-limiting resistance, the negative pole of voltage stabilizing didoe, the positive pole of the 3rd electrochemical capacitor, a third high frequently end of filter capacitor is connected with 1 pin of linear voltage stabilization chip, one end of the 3rd divider resistance is connected with 4 pin of linear voltage stabilization chip with an end of the 4th divider resistance, the other end of the 3rd divider resistance, the positive pole of the 4th electrochemical capacitor, one end of the 4th high-frequency filter capacitor, the positive pole of the first clamp diode, the other end of the negative pole of the second clamp diode and the first current-limiting resistance is connected with 5 pin of linear voltage stabilization chip, the negative pole of the first clamp diode be connected the positive pole of clamp diode and be connected with the positive pole of the 5th electrochemical capacitor, as+12V output; The negative pole of the positive pole of voltage stabilizing didoe, the 3rd electrochemical capacitor, third high frequently the other end, the linear voltage stabilization chip of filter capacitor 2 pin and are connected the other end of pin, the 4th divider resistance, the negative pole of the 4th electrochemical capacitor, the other end of the 4th high-frequency filter capacitor and the negative pole of the 5th electrochemical capacitor and connect and ground connection.
The utility model is used for automatically controlled flexible ultrasonic surgical instruments, the 55.5KHz electrical signal of the frequency of ultrasonic surgical blade main frame output can be converted to the required various DC level of chip of ultrasonic surgical blade back-end system, and do not need extra power supply or electric power system, simplified machine system, reduced the weight of ultrasonic surgical blade, reduce on the one hand the operation cost, improved on the other hand the space availability ratio of operating room.
Description of drawings
Fig. 1 is circuit diagram of the present invention.
Embodiment
As shown in Figure 1; a kind of power supply circuits of ultrasonic surgical blade main frame output electric energy that utilize comprise a triple stub transformer; two rectifier bridge stacks; a linear voltage stabilization chip and a 5V voltage stabilizing chip; three filter inductances; a filter capacitor; five electrochemical capacitors; four high-frequency filter capacitors; a protective resistance; two current-limiting resistances; four divider resistances; a switching diode; a rectifier diode; a voltage stabilizing didoe; two clamp diodes and a NMOS pipe; 5V voltage stabilizing chip is 7805 voltage stabilizing chips, and the linear voltage stabilization chip is the TPS77001 chip of Texas Instruments.
An input of triple stub transformer T input coil is connected with the end of the first filter inductance L1; the other end of triple stub transformer T input coil is connected ground connection with the end of the second filter inductance L2; the other end of the first filter inductance L1 is connected an end and is connected with the port of AC signal input terminal J with protective resistance Rb, the other end of the second filter inductance L2 is connected the other end and is connected with the another port of AC signal input terminal J with protective resistance Rb.
One end of the first output winding of triple stub transformer T is connected with the positive pole of rectifier diode Dz, the end of the positive pole of the negative pole of rectifier diode Dz, the first electrochemical capacitor Cj1, the first high-frequency filter capacitor Cg1 is connected with the input of 5V voltage stabilizing chip U1, the positive pole of the second electrochemical capacitor Cj2 be connected the end of high-frequency filter capacitor Cg2 and be connected with the output of 5V voltage stabilizing chip U1, as+5V output; The other end of the first output winding of triple stub transformer T is connected and ground connection with the other end of the negative pole of the first electrochemical capacitor Cj1, the first high-frequency filter capacitor Cg1, the earth terminal of 5V voltage stabilizing chip U1, the negative pole of the second electrochemical capacitor Cj2, the other end of the second high-frequency filter capacitor Cg2.
Four diode D1, D2, D3, D4 form the first rectifier bridge stack Q1, the two ends of the second output winding of triple stub transformer T are connected with two inputs of the first rectifier bridge stack Q1 respectively, the output of the first rectifier bridge stack Q1 is connected another output head grounding of the first rectifier bridge stack Q1 with the end of the first divider resistance Rf1; The end of the other end of the first divider resistance Rf1, the second divider resistance Rf2 is connected N with NMOS drain electrode is connected with the positive pole of switching diode Dk, the negative pole of switching diode Dk is connected with the end of the 3rd filter inductance L3, the other end of the 3rd filter inductance L3 is connected with the end of filter capacitor C, as+9V output, the other end of filter capacitor C be connected the source electrode of the other end and NMOS pipe N of divider resistance Rf2 and be connected and ground connection, the grid that NMOS manages N is connected with the end of the first current-limiting resistance Rx1.
Four diode D5, D6, D7, D8 form the second rectifier bridge stack Q2, the two ends of the 3rd output winding of triple stub transformer T are connected with two inputs of the second rectifier bridge stack Q2 respectively, the output of the second rectifier bridge stack Q2 is connected another output head grounding of the second rectifier bridge stack Q2 with the end of the second current-limiting resistance Rx2; The other end of the second current-limiting resistance Rx2, the negative pole of voltage stabilizing didoe Dw, the positive pole of the 3rd electrochemical capacitor Cj3, the third high frequently end of filter capacitor Cg3 is connected with 1 pin of linear voltage stabilization chip U1, the end of the end of the 3rd divider resistance Rf3 and the 4th divider resistance Rf4 is connected with 4 pin of linear voltage stabilization chip U1, the other end of the 3rd divider resistance Rf3, the positive pole of the 4th electrochemical capacitor Cj4, the end of the 4th high-frequency filter capacitor Cg4, the positive pole of the first clamp diode Dq1, the other end of the negative pole of the second clamp diode Dq2 and the first current-limiting resistance Rx1 is connected with 5 pin of linear voltage stabilization chip U1, the negative pole of the first clamp diode Dq1 be connected the positive pole of clamp diode Dq2 and be connected with the positive pole of the 5th electrochemical capacitor Cj5, as+12V output; The negative pole of the positive pole of voltage stabilizing didoe Dw, the 3rd electrochemical capacitor Cj3, third high frequently the other end, the linear voltage stabilization chip U1 of filter capacitor Cg3 2 pin and are connected the other end of pin, the 4th divider resistance Rf4, the negative pole of the 4th electrochemical capacitor Cj4, the other end of the 4th high-frequency filter capacitor Cg4 and the negative pole of the 5th electrochemical capacitor Cj5 and connect and ground connection.
Claims (1)
1. power supply circuits that utilize ultrasonic surgical blade main frame output electric energy, it is characterized in that this circuit comprises a triple stub transformer, two rectifier bridge stacks, a linear voltage stabilization chip and a 5V voltage stabilizing chip, three filter inductances, a filter capacitor, five electrochemical capacitors, four high-frequency filter capacitors, a protective resistance, two current-limiting resistances, four divider resistances, a switching diode, a rectifier diode, a voltage stabilizing didoe, two clamp diodes and a NMOS pipe, 5V voltage stabilizing chip is 7805 voltage stabilizing chips, and the linear voltage stabilization chip is the TPS77001 chip of Texas Instruments;
An input of triple stub transformer T input coil is connected with an end of the first filter inductance, the other end of triple stub transformer input coil is connected ground connection with an end of the second filter inductance, the other end of the first filter inductance is connected an end and is connected with a port of AC signal input terminal with protective resistance, the other end of the second filter inductance is connected the other end and is connected with the another port of AC signal input terminal with protective resistance;
One end of the first output winding of triple stub transformer is connected with the positive pole of rectifier diode, one end of the positive pole of the negative pole of rectifier diode, the first electrochemical capacitor, the first high-frequency filter capacitor is connected with the input of 5V voltage stabilizing chip, the positive pole of the second electrochemical capacitor be connected an end of high-frequency filter capacitor and be connected with the output of 5V voltage stabilizing chip, as+5V output; The other end of the first output winding of triple stub transformer is connected and ground connection with the other end of the negative pole of the first electrochemical capacitor, the first high-frequency filter capacitor, the earth terminal of 5V voltage stabilizing chip, the negative pole of the second electrochemical capacitor, the other end of the second high-frequency filter capacitor;
Four diodes form the first rectifier bridge stack, the two ends of the second output winding of triple stub transformer are connected with two inputs of the first rectifier bridge stack respectively, an output of the first rectifier bridge stack is connected another output head grounding of the first rectifier bridge stack with an end of the first divider resistance; One end of the other end of the first divider resistance, the second divider resistance is connected drain electrode and is connected with the positive pole of switching diode with the NMOS pipe, the negative pole of switching diode is connected with an end of the 3rd filter inductance, the other end of the 3rd filter inductance is connected with an end of filter capacitor, as+9V output, the other end of filter capacitor be connected that the other end of divider resistance is connected with the source electrode of NMOS pipe and ground connection, the grid of NMOS pipe is connected with an end of the first current-limiting resistance;
Four diodes form the second rectifier bridge stack, the two ends of the 3rd output winding of triple stub transformer are connected with two inputs of the second rectifier bridge stack respectively, an output of the second rectifier bridge stack is connected another output head grounding of the second rectifier bridge stack with an end of the second current-limiting resistance; The other end of the second current-limiting resistance, the negative pole of voltage stabilizing didoe, the positive pole of the 3rd electrochemical capacitor, a third high frequently end of filter capacitor is connected with 1 pin of linear voltage stabilization chip, one end of the 3rd divider resistance is connected with 4 pin of linear voltage stabilization chip with an end of the 4th divider resistance, the other end of the 3rd divider resistance, the positive pole of the 4th electrochemical capacitor, one end of the 4th high-frequency filter capacitor, the positive pole of the first clamp diode, the other end of the negative pole of the second clamp diode and the first current-limiting resistance is connected with 5 pin of linear voltage stabilization chip, the negative pole of the first clamp diode be connected the positive pole of clamp diode and be connected with the positive pole of the 5th electrochemical capacitor, as+12V output; The negative pole of the positive pole of voltage stabilizing didoe, the 3rd electrochemical capacitor, third high frequently the other end, the linear voltage stabilization chip of filter capacitor 2 pin and are connected the other end of pin, the 4th divider resistance, the negative pole of the 4th electrochemical capacitor, the other end of the 4th high-frequency filter capacitor and the negative pole of the 5th electrochemical capacitor and connect and ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220426876 CN202772803U (en) | 2012-08-27 | 2012-08-27 | Power supply circuit utilizing electric energy output by main machine of ultrasonic operating knife |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220426876 CN202772803U (en) | 2012-08-27 | 2012-08-27 | Power supply circuit utilizing electric energy output by main machine of ultrasonic operating knife |
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| CN202772803U true CN202772803U (en) | 2013-03-06 |
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| CN 201220426876 Expired - Fee Related CN202772803U (en) | 2012-08-27 | 2012-08-27 | Power supply circuit utilizing electric energy output by main machine of ultrasonic operating knife |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102820794A (en) * | 2012-08-27 | 2012-12-12 | 杭州电子科技大学 | Power supply circuit using ultrasonic scalpel mainframe to output electric energy |
| CN105797647A (en) * | 2016-05-11 | 2016-07-27 | 四川大学 | Experimental device for generating cavitation bubbles on basis of electric sparks |
| CN109802566A (en) * | 2019-01-03 | 2019-05-24 | 杭州电子科技大学 | A kind of direct current biasing module for Medical Devices cloud system |
| CN109861529A (en) * | 2019-01-03 | 2019-06-07 | 杭州电子科技大学 | A kind of Medical Devices cloud system |
-
2012
- 2012-08-27 CN CN 201220426876 patent/CN202772803U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102820794A (en) * | 2012-08-27 | 2012-12-12 | 杭州电子科技大学 | Power supply circuit using ultrasonic scalpel mainframe to output electric energy |
| CN102820794B (en) * | 2012-08-27 | 2015-05-20 | 杭州电子科技大学 | Power supply circuit using ultrasonic scalpel mainframe to output electric energy |
| CN105797647A (en) * | 2016-05-11 | 2016-07-27 | 四川大学 | Experimental device for generating cavitation bubbles on basis of electric sparks |
| CN105797647B (en) * | 2016-05-11 | 2019-01-15 | 四川大学 | The experimental provision of cavitation bubble is generated based on electric spark |
| CN109802566A (en) * | 2019-01-03 | 2019-05-24 | 杭州电子科技大学 | A kind of direct current biasing module for Medical Devices cloud system |
| CN109861529A (en) * | 2019-01-03 | 2019-06-07 | 杭州电子科技大学 | A kind of Medical Devices cloud system |
| CN109861529B (en) * | 2019-01-03 | 2021-10-08 | 杭州电子科技大学 | Medical equipment cloud system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20150827 |
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| EXPY | Termination of patent right or utility model |