CN102820794A - Power supply circuit using ultrasonic scalpel mainframe to output electric energy - Google Patents
Power supply circuit using ultrasonic scalpel mainframe to output electric energy Download PDFInfo
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- CN102820794A CN102820794A CN2012103065193A CN201210306519A CN102820794A CN 102820794 A CN102820794 A CN 102820794A CN 2012103065193 A CN2012103065193 A CN 2012103065193A CN 201210306519 A CN201210306519 A CN 201210306519A CN 102820794 A CN102820794 A CN 102820794A
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Abstract
The invention relates to a power supply circuit using an ultrasonic scalpel mainframe to output electric energy. The circuit comprises a three-tap transformer, two bridge rectifiers, a linear voltage-stabilizing chip, a 5V voltage-stabilizing chip, three filter inductors, a filter capacitor, five electrolytic capacitors, four high-frequency filter capacitors, a protective resistor, two current-limiting resistors, four voltage division resistors, a switching diode, a rectifier diode, a voltage-stabilizing diode, two clamping diodes and an NMOS (N-channel metal oxide semiconductor) pipe. The power supply circuit using the ultrasonic scalpel mainframe to output the electric energy is used for transforming electric energy of 55.5KHz output by the ultrasonic scalpel mainframe into various direct-current levels ranging from 5V to 12V to provide electric energy for electronic circuits used during ultrasonic operations without extra power supplies or power supply systems, so that apparatus and instruments used during the operations are simplified, and operation risks are lowered.
Description
Technical field
The invention belongs to power technique fields, relate to a kind of circuit, specifically is a kind of power supply circuits that ultrasonic surgical blade main frame output electric energy converted into direct current supply.
Background technology
The seventies in 20th century, the less 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, like EUS, ultrasound knife, micro-surgical instrument, all kinds of chambeies incised stapler etc.The operating theater instruments of thereupon emerging in large numbers has promoted the development of minimally invasive surgery conversely again.
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; It is few to have the wound eschar, and the characteristics that the postoperative healing effect is good 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 crucial effects undoubtedly 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 for use embedded system platform to replace.But various active devices in the circuit, such as, active filter, transducer, driver etc., required various power system gives the integrated inconvenience that brought.
Consider in the surgical procedure that the electric energy of ultrasound knife main frame output 55.5KHz converts the electric energy of importing to acoustic energy by ultrasonic transducer, and is delivered to the inside of human body tissue through ultrasonic surgical instruments, accomplish cutting and solidify function.Therefore, if can 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, reduce the fussy degree of changing apparatus in the operation greatly.
Summary of the invention
The object of the invention just provides a kind of power supply circuits that utilize ultrasonic surgical blade main frame output electric energy.
The present invention includes a triple stub transformer, two rectifier bridges heap, 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 first filter inductance; The other end of triple stub transformer input coil is connected ground connection with an end of second filter inductance; One end of the other end of first filter inductance and protective resistance is connected with a port of AC signal input terminal, and the other end of second filter inductance is connected with the another port of the other end of protective resistance with the AC signal input terminal;
One end of 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, first electrochemical capacitor, first high-frequency filter capacitor is connected with the input of 5V voltage stabilizing chip; One end of the positive pole of second electrochemical capacitor and second high-frequency filter capacitor is connected with the output of 5V voltage stabilizing chip, as+5V output; The other end of first output winding of triple stub transformer is connected and ground connection with the other end of the negative pole of first electrochemical capacitor, first high-frequency filter capacitor, the earth terminal of 5V voltage stabilizing chip, the negative pole of second electrochemical capacitor, the other end of second high-frequency filter capacitor;
Four diodes are formed first rectifier bridge heap; The two ends of second output winding of triple stub transformer are connected with two inputs of first rectifier bridge heap respectively; An output of first rectifier bridge heap is connected with an end of first divider resistance, another output head grounding of first rectifier bridge heap; One end of the other end of first divider resistance, second divider resistance is connected with the positive pole of switching diode with the drain electrode of 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 the other end of filter capacitor and second divider resistance is connected and ground connection with the source electrode of NMOS pipe, and the grid of NMOS pipe is connected with an end of first current-limiting resistance;
Four diodes are formed second rectifier bridge heap; The two ends of the 3rd output winding of triple stub transformer are connected with two inputs of second rectifier bridge heap respectively; An output of second rectifier bridge heap is connected with an end of second current-limiting resistance, another output head grounding of second rectifier bridge heap; The positive pole of the other end of second current-limiting resistance, the negative pole of voltage stabilizing didoe, the 3rd electrochemical capacitor, an end of the 3rd high-frequency filter capacitor are 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 negative pole of one end of the positive pole of the other end of the 3rd divider resistance, the 4th electrochemical capacitor, the 4th high-frequency filter capacitor, the positive pole of first clamp diode, second clamp diode and the other end of first current-limiting resistance are connected with 5 pin of linear voltage stabilization chip; The positive pole of the negative pole of first clamp diode and second clamp diode is connected with the positive pole of the 5th electrochemical capacitor, as+12V output; The other end of the other end of 2 pin of the other end of the negative pole of the positive pole of voltage stabilizing didoe, the 3rd electrochemical capacitor, the 3rd high-frequency filter capacitor, linear voltage stabilization chip and 3 pin, the 4th divider resistance, the negative pole of the 4th electrochemical capacitor, the 4th high-frequency filter capacitor and the negative pole of the 5th electrochemical capacitor are connected and ground connection.
Circuit of the present invention is used for automatically controlled flexible ultrasonic surgical instruments; Can the 55.5KHz electrical signal of the frequency of ultrasonic surgical blade main frame output be converted to the required various DC levels of chip of ultrasonic surgical blade back-end system; And do not need extra power supply or electric power system, and simplified machine system, reduced the weight of ultrasonic surgical blade; Reduce the operation cost on the one hand, improved the space availability ratio of operating room on the other hand.
Description of drawings
Fig. 1 is a circuit diagram of the present invention.
Embodiment
As shown in Figure 1; A kind of power supply circuits that utilize ultrasonic surgical blade main frame output electric energy comprise a triple stub transformer, two rectifier bridge heaps, 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 end of the other end of the first filter inductance L1 and protective resistance Rb is connected with the port of AC signal input terminal J, and the other end of the other end of the second filter inductance L2 and protective resistance Rb is connected with the another port of AC signal input terminal J.
One end of 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 end of the positive pole of the second electrochemical capacitor Cj2 and the second high-frequency filter capacitor Cg2 is connected with the output of 5V voltage stabilizing chip U1, as+5V output; The other end of 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 first rectifier bridge heap Q1; The two ends of second output winding of triple stub transformer T are connected with two inputs of first rectifier bridge heap Q1 respectively; The output of first rectifier bridge heap Q1 is connected with the end of the first divider resistance Rf1, another output head grounding of first rectifier bridge heap Q1; The end of the other end of the first divider resistance Rf1, the second divider resistance Rf2 is connected with the positive pole of switching diode Dk with the drain electrode of NMOS pipe N; 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 the other end of filter capacitor C and the second divider resistance Rf2 is connected and ground connection with the source electrode of NMOS pipe N, and the grid of NMOS pipe N is connected with the end of the first current-limiting resistance Rx1.
Four diode D5, D6, D7, D8 form second rectifier bridge heap Q2; The two ends of the 3rd output winding of triple stub transformer T are connected with two inputs of second rectifier bridge heap Q2 respectively; The output of second rectifier bridge heap Q2 is connected with the end of the second current-limiting resistance Rx2, another output head grounding of second rectifier bridge heap Q2; The end of the positive pole of the negative pole of the other end of the second current-limiting resistance Rx2, voltage stabilizing didoe Dw, the 3rd electrochemical capacitor Cj3, the 3rd high-frequency 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 negative pole of the end of the positive pole of the other end of the 3rd divider resistance Rf3, the 4th electrochemical capacitor Cj4, the 4th high-frequency filter capacitor Cg4, the positive pole of the first clamp diode Dq1, the second clamp diode Dq2 and the other end of the first current-limiting resistance Rx1 are connected with 5 pin of linear voltage stabilization chip U1; The positive pole of the negative pole of the first clamp diode Dq1 and the second clamp diode Dq2 is connected with the positive pole of the 5th electrochemical capacitor Cj5, as+12V output; The other end of the other end of 2 pin of the other end of the negative pole of the positive pole of voltage stabilizing didoe Dw, the 3rd electrochemical capacitor Cj3, the 3rd high-frequency filter capacitor Cg3, linear voltage stabilization chip U1 and 3 pin, the 4th divider resistance Rf4, the negative pole of the 4th electrochemical capacitor Cj4, the 4th high-frequency filter capacitor Cg4 and the negative pole of the 5th electrochemical capacitor Cj5 are connected and ground connection.
Claims (1)
1. utilize the power supply circuits of ultrasonic surgical blade main frame output electric energy; It is characterized in that this circuit comprises a triple stub transformer, two rectifier bridges heap, 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 first filter inductance; The other end of triple stub transformer input coil is connected ground connection with an end of second filter inductance; One end of the other end of first filter inductance and protective resistance is connected with a port of AC signal input terminal, and the other end of second filter inductance is connected with the another port of the other end of protective resistance with the AC signal input terminal;
One end of 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, first electrochemical capacitor, first high-frequency filter capacitor is connected with the input of 5V voltage stabilizing chip; One end of the positive pole of second electrochemical capacitor and second high-frequency filter capacitor is connected with the output of 5V voltage stabilizing chip, as+5V output; The other end of first output winding of triple stub transformer is connected and ground connection with the other end of the negative pole of first electrochemical capacitor, first high-frequency filter capacitor, the earth terminal of 5V voltage stabilizing chip, the negative pole of second electrochemical capacitor, the other end of second high-frequency filter capacitor;
Four diodes are formed first rectifier bridge heap; The two ends of second output winding of triple stub transformer are connected with two inputs of first rectifier bridge heap respectively; An output of first rectifier bridge heap is connected with an end of first divider resistance, another output head grounding of first rectifier bridge heap; One end of the other end of first divider resistance, second divider resistance is connected with the positive pole of switching diode with the drain electrode of 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 the other end of filter capacitor and second divider resistance is connected and ground connection with the source electrode of NMOS pipe, and the grid of NMOS pipe is connected with an end of first current-limiting resistance;
Four diodes are formed second rectifier bridge heap; The two ends of the 3rd output winding of triple stub transformer are connected with two inputs of second rectifier bridge heap respectively; An output of second rectifier bridge heap is connected with an end of second current-limiting resistance, another output head grounding of second rectifier bridge heap; The positive pole of the other end of second current-limiting resistance, the negative pole of voltage stabilizing didoe, the 3rd electrochemical capacitor, an end of the 3rd high-frequency filter capacitor are 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 negative pole of one end of the positive pole of the other end of the 3rd divider resistance, the 4th electrochemical capacitor, the 4th high-frequency filter capacitor, the positive pole of first clamp diode, second clamp diode and the other end of first current-limiting resistance are connected with 5 pin of linear voltage stabilization chip; The positive pole of the negative pole of first clamp diode and second clamp diode is connected with the positive pole of the 5th electrochemical capacitor, as+12V output; The other end of the other end of 2 pin of the other end of the negative pole of the positive pole of voltage stabilizing didoe, the 3rd electrochemical capacitor, the 3rd high-frequency filter capacitor, linear voltage stabilization chip and 3 pin, the 4th divider resistance, the negative pole of the 4th electrochemical capacitor, the 4th high-frequency filter capacitor and the negative pole of the 5th electrochemical capacitor are connected and ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210306519.3A CN102820794B (en) | 2012-08-27 | 2012-08-27 | Power supply circuit using ultrasonic scalpel mainframe to output electric energy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210306519.3A CN102820794B (en) | 2012-08-27 | 2012-08-27 | Power supply circuit using ultrasonic scalpel mainframe to output electric energy |
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| CN102820794A true CN102820794A (en) | 2012-12-12 |
| CN102820794B CN102820794B (en) | 2015-05-20 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2245817Y (en) * | 1995-05-18 | 1997-01-22 | 阎春才 | Universal electronic automatic stabilizing charging machine |
| US7417502B1 (en) * | 2006-01-18 | 2008-08-26 | Paul Cochrane | Selectable power supply for audio amplifier |
| CN201466971U (en) * | 2009-05-29 | 2010-05-12 | 陈守约 | Special power supply circuit of motorcycle display instrument |
| CN102035394A (en) * | 2010-12-20 | 2011-04-27 | 北京新雷能科技股份有限公司 | Forward topology synchronous rectification driver circuit |
| CN202092682U (en) * | 2011-04-22 | 2011-12-28 | 无锡职业技术学院 | Ultra-low-power high-precision vortex flow meter |
| CN202772803U (en) * | 2012-08-27 | 2013-03-06 | 杭州电子科技大学 | Power supply circuit utilizing electric energy output by main machine of ultrasonic operating knife |
-
2012
- 2012-08-27 CN CN201210306519.3A patent/CN102820794B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2245817Y (en) * | 1995-05-18 | 1997-01-22 | 阎春才 | Universal electronic automatic stabilizing charging machine |
| US7417502B1 (en) * | 2006-01-18 | 2008-08-26 | Paul Cochrane | Selectable power supply for audio amplifier |
| CN201466971U (en) * | 2009-05-29 | 2010-05-12 | 陈守约 | Special power supply circuit of motorcycle display instrument |
| CN102035394A (en) * | 2010-12-20 | 2011-04-27 | 北京新雷能科技股份有限公司 | Forward topology synchronous rectification driver circuit |
| CN202092682U (en) * | 2011-04-22 | 2011-12-28 | 无锡职业技术学院 | Ultra-low-power high-precision vortex flow meter |
| CN202772803U (en) * | 2012-08-27 | 2013-03-06 | 杭州电子科技大学 | Power supply circuit utilizing electric energy output by main machine of ultrasonic operating knife |
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| CN102820794B (en) | 2015-05-20 |
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