CN2855347Y - Controller of digital code plasma coagulotomy blade - Google Patents
Controller of digital code plasma coagulotomy blade Download PDFInfo
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- CN2855347Y CN2855347Y CN 200520015028 CN200520015028U CN2855347Y CN 2855347 Y CN2855347 Y CN 2855347Y CN 200520015028 CN200520015028 CN 200520015028 CN 200520015028 U CN200520015028 U CN 200520015028U CN 2855347 Y CN2855347 Y CN 2855347Y
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- intervalometer
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Abstract
The utility model relates to a digital plasma congeal cutter controller which comprises a display-screen, a switch interface part, a power source seat, a output seat and a control circuit-board; the control circuit-board is arranged in the machine shell and connected with the display screen, the switch interface part, the power source seat and the output seat; an auto-recognition circuit is arranged on the control circuit board, which is provided with a timer, a first resistance and a second resistance, wherein, the first resistance and the second resistance are connected with the timer and the timer is connected with the ground. Compared with the prior art, the utility model has the following advantages and effects of reasonable structure design, safe and effective work, automatically recognizing many kinds of cutter tools, settable mode, protection function for over current, over voltage and starting-up.
Description
Technical field:
This utility model relates to a kind of digital plasma and coagulates the cutting knife controller, and it belongs to medical instruments field, mainly is applicable to the control of scalpel in endoscope and the laparoscopic procedures.
Background technology:
The operation principle that possesses the cutting and the medical high-frequency apparatus of coagulation function at present mainly contains three kinds of common high frequency, ultrasonic and PK systems.
1, common high frequency: common high-frequency apparatus has single-stage and twin-stage two classes, be generally used for the peritoneoscope cutting, it is a kind of surgical unit with certain coagulation function, the subject matter of single-stage high frequency electric knife when clinical operation is work moment can produce hyperpyrexia, thereby cause producing smog, eschar or carbonization phenomenon, make that doctor's the visual field is unclear and bigger to operation patient's body tissue injury; The output current of twin-stage high frequency electric knife produces the loop by the patient body tissue of apparatus clamping, need not use pole plate, if be used on the electric coagulation forceps, patient body tissue occluding forceps volume just closed circuit, produce coagulation result, when the occluding forceps volume if two volumes between without any the patient body tissue, step on the foot switch energising this moment and promptly cause short circuit, make the overheated even damage apparatus of pincers volume, meanwhile, the moment of working can produce hyperpyrexia, thereby causes producing smog, eschar or carbonization phenomenon, make that doctor's the visual field is unclear and bigger to operation patient's body tissue injury, speed of operation is slower in addition.
2, ultrasonic: ultrasonic device utilizes the vibration of cutter volume to produce high temperature and two kinds of mechanism of depression belt, realizes cutting and solidifies function.Because temperature is no more than 100 ℃, so what produce is thin fine water granule, and the tool settleability, and the interior no current of patient's body passes through, so can operate near important organ, surgical field of view is clear, inconductivity tissue injury.Ultrasonic device is relatively more expensive, is again to use consumptive cutter head, so cost of use is higher.In addition, solidifying when cutting in use may be because improper use causes and does not solidify thoroughly, and causes bleeding, and the doctor need could be on top of in the middle of continuous clinical use.In addition, ultrasound knife is function admirable aspect the blood vessel hemostasis below 3mm just, and the blood vessel haemostatic effect that surpasses 5mm is not felt quite pleased.
3, P-K system: the device of its final realization mechanism is that the twin-stage electricity coagulates, and is the same with fixed attention with common twin-stage electricity, needs the loop could export energy, reaches the function of solidifying, cutting.But the P-K system is with the pulsed energy output, can not cause and organize overheated, adhesion, and is less to the thermoelectric radiation damage of surrounding tissue; In addition, because its intelligentized design,, give the acoustic control feedback, offer the best cutting opportunity to the doctor for the degree of solidifying.This system possesses remarkable coagulation function, can seal the blood vessel below the 7mm under endoscope-assistant surgery, and safe.Because its other damage and electric radiation damage in operation is little, so near the operation that can undergo surgery vitals; Because of it can not produce local hyperpyrexia in working order, be difficult for forming eschar and adhesion, and smog is few, little to the influence of operation degree of getting a clear view; In addition, the P-K cutter is easy to operate in clinical use, grasps easily.
Summary of the invention:
Technical problem to be solved in the utility model provides a kind of digital plasma and coagulates the cutting knife controller.
This utility model solves the problems of the technologies described above the technical scheme that is adopted and comprises: this number plasma coagulates the cutting knife controller, this controller comprises display screen, switch interface part, power socket, output seat and control circuit board, control circuit board is installed in the casing and with display screen, switch interface part, power socket, output seat and is connected, it is characterized in that: control circuit board is provided with automatic identification circuit, described automatic identification circuit is provided with intervalometer, first resistance and second resistance, first resistance, second resistance are connected with intervalometer, and intervalometer is connected with ground.
Intervalometer described in the utility model is 555 intervalometers, first resistance is connected between 555 intervalometer foot DIS and the RST, and second resistance is connected between 555 intervalometer foot OUT and the THR, and 555 intervalometer foot THR are connected with TRI, 555 intervalometer foot VCC are connected with RST, 555 intervalometer foot GND ground connection.
Also be provided with mode control module, power module, display module, input/output module and single-chip microcomputer on the control circuit board described in the utility model, single-chip microcomputer is connected with power module, display module, input/output module, mode control module, power module is connected with display module, input/output module, mode control module and power socket, display module is connected with display screen, input/output module partly is connected with switch interface, and mode control module is connected with the output seat.
Mode control module described in the utility model is provided with and cuts pattern control, high-frequency inverter circuit and automatic identification circuit with fixed attention, high-frequency inverter circuit with cut pattern control with fixed attention, automatic identification circuit is connected, cut pattern control with fixed attention and be provided with digital regulation resistance, DC/DC change-over circuit, field effect transistor and diode, digital regulation resistance is connected with the DC/DC change-over circuit, the DC/DC change-over circuit is connected with field effect transistor, and field effect transistor is connected with diode.
Digital regulation resistance described in the utility model is X9319, and field effect transistor adopts the VMOS field effect transistor.
Power module described in the utility model is provided with power-supply filter, isolating transformer and holding circuit; power-supply filter is connected with power socket, isolating transformer; isolating transformer is connected with single-chip microcomputer, holding circuit, display module, input/output module, and holding circuit is connected with mode control module.
Holding circuit described in the utility model is provided with RC delay circuit, comparator, discharge circuit, photoelectrical coupler, relay and sampling resistor.
Output seat described in the utility model is provided with connecting device.
Display screen described in the utility model is a LCDs.
This utility model compared with prior art has the following advantages and effect: reasonable in design, and work safety is effective, can discern multiple cutter automatically, and pattern can be provided with, and has overcurrent, overvoltage and power-on protection function.
Description of drawings:
Fig. 1 coagulates the sketch map of cutting knife controller for the digital plasma of this utility model.
Fig. 2 is the structural representation of control circuit board of the present utility model.
Fig. 3 is the structural representation of this utility model mode control module.
Fig. 4 is the circuit diagram of cutting pattern control with fixed attention of the present utility model.
Fig. 5 is the circuit diagram of automatic identification circuit of the present utility model.
Fig. 6 is the structural representation of power module of the present utility model.
Fig. 7 is the circuit diagram of holding circuit of the present utility model.
Fig. 8 coagulates the cutting knife controller for the digital plasma of this utility model and other parts are formed the sketch map that digital plasma coagulates cutting knife.
The specific embodiment:
Referring to Fig. 1, Fig. 2, the digital plasma of this utility model coagulates cutting knife controller 1 and is provided with display screen 1-1, switch interface part 1-2, power socket 1-3, output seat 1-4, be provided with control circuit board in the casing of controller 1, control circuit board is provided with power module 8, display module 9, input/output module 10, mode control module mouth and single-chip microcomputer 12, single-chip microcomputer 12 and power module 8, display module 9, input/output module 10, mode control module 11 connects, power module 8 and display module 9, input/output module 10, mode control module 11 is connected with power socket 1-3, display module 9 is connected with display screen 1-1, input/output module 10 and switch interface part 1-2, foot switch 3 connects, mode control module 11 is connected with output seat 1-4, and display screen 1-1 can adopt LCDs.
Referring to Fig. 3, Fig. 4, this utility model mode control module 11 is provided with automatic identification circuit 20, the high-frequency inverter circuit 21 and the pattern of cutting with fixed attention control 22, automatic identification circuit 20 and high-frequency inverter circuit 21, single-chip microcomputer 12, cut pattern control 22 and high-frequency inverter circuit 21 with fixed attention, power module 8, single-chip microcomputer 12 connects, high-frequency inverter circuit 21 is connected with output seat 1-4, wherein cut pattern control 22 with fixed attention and be provided with digital regulation resistance X9319 and DC/DC change-over circuit, digital regulation resistance X9319 and single-chip microcomputer 12, the DC/DC change-over circuit connects, the DC/DC change-over circuit is connected with high-frequency inverter circuit 21, K1, K2 controls field effect transistor T1 by single-chip microcomputer 12 according to the setting value of switch interface part 1-2, T2 conducting or end, field effect transistor T1, T2 can adopt the high-power V metal-oxide-semiconductor field effect transistor, X9319 is a kind of typical digital regulation resistance that Xicor company produces, and it adjusts resistance with the method for control impuls counting.Under the control of single-chip microcomputer 12, when the CS of digital regulation resistance X9319 end places low level, the INC of digital regulation resistance X9319 holds each time, and the triggering of pulse trailing edge all will add/subtract 1 for high/low level makes enumerator according to the U/D end of digital regulation resistance X9319, send count pulse just can make for continuously the INC end of digital regulation resistance X9319 to add/subtract and count the numerical value that reaches needs, the corresponding output that has also just changed the RW of digital regulation resistance X9319, thereby the size of resistance is changed, and having changed the output voltage of DC/DC transducer with this, this output voltage outputs to an output seat 1-4 after the conversion of high-frequency inverter circuit 21 is isolated.
Referring to Fig. 5, automatic identification circuit 20 is provided with 555 intervalometers, and 555 intervalometers are connected with scalpel 5 by output seat 1-4, and first resistance R 1 is connected between 555 intervalometer foot DIS and the RST, second resistance R 2 is connected between 555 intervalometer foot OUT and the THR, and 555 intervalometer foot THR are connected with TRI.Be built-in with different capacitor C x for different scalpel 5, under off working state, make 555 intervalometers constitute oscillator by the capacitor C x in the foot 2,3 of scalpel 5 and second resistance R 2, the square-wave signal that produces different frequency at 7 feet of 555 intervalometers send single-chip microcomputer 12, judge connect the model of scalpel, automatically provide simultaneously the running parameter of acquiescence, and can operate modification parameter on demand by the switch interface part 1-2 on the controller 1.
Referring to Fig. 6, Fig. 7; power module 8 of the present utility model is provided with power-supply filter 30, isolating transformer 31 and holding circuit 32; power-supply filter 30 is connected with power socket 1-3, isolating transformer 31; isolating transformer 31 is connected with single-chip microcomputer 12, holding circuit 32, display module 9, input/output module 10, and holding circuit 32 is connected with the pattern of cutting the with fixed attention control 22 of mode control module 11.Holding circuit 32 of the present utility model is provided with comparator U22, photoelectrical coupler U21, relay R elay and sampling resistor R25; the delay circuit of forming by resistance R 21 and capacitor C 21, the discharge circuit of forming by resistance R 22, R23, capacitor C 22, C23, audion T21, T23 and diode D22.Relay R elay is as the power switch of high-frequency inverter circuit 21, by single-chip microcomputer 12 control adhesives.When instrument start powers on, forbid relay R elay adhesive by the charging delay circuit that R1, C1 form, guarantee 21 not power at the moment high-frequency inverter circuit of starting shooting, the unstability of the transient process of avoiding powering on is guaranteed the safety that powers on.When system broke down overcurrent, the pressure drop that sample resistance R5 in the major loop produces made photoelectrical coupler U21 conducting, made relay R elay coil blackout, and the contact disconnects, thereby cuts off the power supply of high-frequency inverter circuit 21, thereby plays a protective role.
Referring to Fig. 8, also need to set connecting line 2, foot switch 3 and connecting device 4 during real work, connecting device 4 is connected with scalpel 5, connecting line 2 is connected with foot switch 3, turns on the power switch after being ready to, and sets the setting value of the switch interface part 1-2 on the controller 1, the left-hand tread plate 3-1 control output of condensing of the present utility model of foot switch 3, right-hand tread plate 3-2 controls cutting output of the present utility model, opens the switch on the scalpel 5, just can start working.
This utility model adopts the full MOS solid-state circuit of efficient high reliability, comprises the VMOS Switching Power Supply, VMOS radio frequency power amplifier, CMOS control, the tuning balance output of liquid crystal display and full high-frequency transformer isolation and multiple tracks.
Main feature of the present utility model:
(1) this utility model can be discerned the specific cutting knife tool that coagulates that is connected automatically, and can be by specific acquiescence output mode work, for user provides great convenience.
(2) this utility model can produce the high frequency electric of specific waveforms and power, has multiple output mode, can make biological tissue is condensed and operating feature optimization such as cutting, has higher hemostatic capability, improves clinical effectiveness.
(3) this utility model is the bipolar operation pattern, and unloaded output voltage is lower, and is little to external radiation, and output parameter can digitally be provided with, intelligent and safe control, and more traditional electric knife is safer and more effective.
(4) this utility model duty: intermittently load operation continuously
(5) type of cooling: fan coolling.
(6) control mode: foot switch control output.
(7) relative power presets by the front panel keys setting.
(8) the utlity model has short circuit, overvoltage, overcurrent and overpower automatic protection functions.
(9) defencive function that the utlity model has sound, light, literal warning and cut off high frequency output automatically.
(10) the utlity model has Chinese and English liquid crystal literal duty shows.
This utility model is full suspension I class BF type high frequency bipolar surgery equipment, and is digital adjustable in output high frequency power 0～200W scope, is applicable to condensing and cutting of soft tissue in endoscope and the laparoscopic procedures.
Basic configuration of the present utility model:
Electric power connection line: can be with 220V, the single phase poaer supply of 4A inserts this utility model.
Foot switch: left-hand tread plate 3-1 controls the output of condensing of the present utility model, and right-hand tread plate 3-2 controls cutting output of the present utility model.
Three-core cable: the connecting line between this utility model controller and the accessory.
The scalpel that can discern automatically has:
(1) separates electricity pincers (2) electricity and coagulate hook
(3) electricity coagulates pin (4) electric coagulation forceps
(5) the wide mouth elastic separating plier of five in one cutter (6)
Claims (9)
1, a kind of digital plasma coagulates the cutting knife controller, this controller comprises display screen, switch interface part, power socket, output seat and control circuit board, control circuit board is installed in the casing and with display screen, switch interface part, power socket, output seat and is connected, it is characterized in that: control circuit board is provided with automatic identification circuit, described automatic identification circuit is provided with intervalometer, first resistance and second resistance, first resistance, second resistance are connected with intervalometer, and intervalometer is connected with ground.
2, digital plasma according to claim 1 coagulates the cutting knife controller, it is characterized in that: described intervalometer is 555 intervalometers, first resistance is connected between 555 intervalometer foot DIS and the RST, second resistance is connected between 555 intervalometer foot OUT and the THR, 555 intervalometer foot THR are connected with TRI, 555 intervalometer foot VCC are connected with RST, 555 intervalometer foot GND ground connection.
3, digital plasma according to claim 1 and 2 coagulates the cutting knife controller, it is characterized in that: also be provided with mode control module, power module, display module, input/output module and single-chip microcomputer on the described control circuit board, single-chip microcomputer is connected with power module, display module, input/output module, mode control module, power module is connected with display module, input/output module, mode control module and power socket, display module is connected with display screen, input/output module partly is connected with switch interface, and mode control module is connected with the output seat.
4, digital plasma according to claim 3 coagulates the cutting knife controller, it is characterized in that: described mode control module is provided with and cuts pattern control, high-frequency inverter circuit and automatic identification circuit with fixed attention, high-frequency inverter circuit with cut pattern control with fixed attention, automatic identification circuit is connected, cut pattern control with fixed attention and be provided with digital regulation resistance, DC/DC change-over circuit, field effect transistor and diode, digital regulation resistance is connected with the DC/DC change-over circuit, the DC/DC change-over circuit is connected with field effect transistor, and field effect transistor is connected with diode.
5, digital plasma according to claim 4 coagulates the cutting knife controller, it is characterized in that: described digital regulation resistance is X9319, and field effect transistor adopts the VMOS field effect transistor.
6, digital plasma according to claim 3 coagulates the cutting knife controller; it is characterized in that: described power module is provided with power-supply filter, isolating transformer and holding circuit; power-supply filter is connected with power socket, isolating transformer; isolating transformer is connected with single-chip microcomputer, holding circuit, display module, input/output module, and holding circuit is connected with mode control module.
7, digital plasma according to claim 6 coagulates the cutting knife controller, it is characterized in that: described holding circuit is provided with RC delay circuit, comparator, discharge circuit, photoelectrical coupler, relay and sampling resistor.
8, digital plasma according to claim 1 coagulates the cutting knife controller, it is characterized in that: described output seat is provided with connecting device.
9, digital plasma according to claim 1 coagulates the cutting knife controller, it is characterized in that: described display screen is a LCDs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520015028 CN2855347Y (en) | 2005-09-20 | 2005-09-20 | Controller of digital code plasma coagulotomy blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520015028 CN2855347Y (en) | 2005-09-20 | 2005-09-20 | Controller of digital code plasma coagulotomy blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2855347Y true CN2855347Y (en) | 2007-01-10 |
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ID=37598651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520015028 Expired - Lifetime CN2855347Y (en) | 2005-09-20 | 2005-09-20 | Controller of digital code plasma coagulotomy blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2855347Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102743220A (en) * | 2011-04-21 | 2012-10-24 | 葛建伟 | Disposal dripping bipolar electric coagulation forceps |
| CN105455904A (en) * | 2015-12-25 | 2016-04-06 | 珠海市司迈科技有限公司 | Recognition circuit of medical operation electrode |
| CN109730765A (en) * | 2019-01-30 | 2019-05-10 | 杭州康基医疗器械股份有限公司 | Double-pole electric coagulation forceps with delay switch |
| CN111616777A (en) * | 2020-05-28 | 2020-09-04 | 胡均 | Minimally invasive scalpel system |
-
2005
- 2005-09-20 CN CN 200520015028 patent/CN2855347Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102743220A (en) * | 2011-04-21 | 2012-10-24 | 葛建伟 | Disposal dripping bipolar electric coagulation forceps |
| CN105455904A (en) * | 2015-12-25 | 2016-04-06 | 珠海市司迈科技有限公司 | Recognition circuit of medical operation electrode |
| CN109730765A (en) * | 2019-01-30 | 2019-05-10 | 杭州康基医疗器械股份有限公司 | Double-pole electric coagulation forceps with delay switch |
| CN111616777A (en) * | 2020-05-28 | 2020-09-04 | 胡均 | Minimally invasive scalpel system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hangzhou Kangyou Medical Equipment Co., Ltd. Assignor: Zhong Likuan Contract record no.: 2011330000997 Denomination of utility model: Controller of digital code plasma coagulotomy blade Granted publication date: 20070110 License type: Exclusive License Record date: 20110721 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070110 |
|
| EXPY | Termination of patent right or utility model |