CN2653506Y - High strong focus supersonic therapeutic supersonic detector - Google Patents
High strong focus supersonic therapeutic supersonic detector Download PDFInfo
- Publication number
- CN2653506Y CN2653506Y CN 200320115553 CN200320115553U CN2653506Y CN 2653506 Y CN2653506 Y CN 2653506Y CN 200320115553 CN200320115553 CN 200320115553 CN 200320115553 U CN200320115553 U CN 200320115553U CN 2653506 Y CN2653506 Y CN 2653506Y
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- supersonic
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- amplifier circuit
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Abstract
The utility model discloses a high strong focus supersonic therapeutic supersonic detector which comprises an amplitude limiter at the input end, wherein the output end of the amplitude limiter is connected with an emitter follower circuit formed by connecting the basal poles of two triodes BG1 and BG2. The output end of the emitter follower circuit is connected with a high-frequency linear amplifier circuit connected with a detector circuit. The output end of the detector circuit is connected with a video amplifier circuit connected with a filter. The output end of the filter is connected with an analogue-to-digital converter. The utility model receives the therapeutic supersonic echo in the high intensity focused supersonic therapeutic systems directly, and checks the therapeutic supersonic echo. The checked signal is input into a computer, and the therapeutic supersonic attenuation condition through the human body organization and the relative size of the supersonic intensity of the focus point are displayed. The criterion for the sound travel treatment and the parameter allocation of the treatment energy amount is provided. The circuit is simple and stable.
Description
Technical field
The utility model belongs to ultrasonic detection device, is specifically related to High Intensity Focused Ultrasound treatment supersonic detection device.
Background technology
At present the High Intensity Focused Ultrasound therapy system is applied in the large-scale medical therapy system, and this system adopts B ultrasonic detection and location therapentic part in treatment.In utilizing the systematic treating process, because the ultrasonic frequency of employed monitoring B ultrasonic is different with the ultrasonic frequency that is used for the treatment of, and by not being the ultrasound wave that same wafer sends, so the echological picture of monitoring B ultrasonic can not be represented reflection treatment emission more accurately ultrasonic in human body propagation state.
Summary of the invention
The purpose of this utility model is to provide a kind of High Intensity Focused Ultrasound treatment supersonic detection device, addresses the above problem.
The technical solution of the utility model is: High Intensity Focused Ultrasound treatment supersonic detection device comprises the limiter of input end, the output terminal of limiter connects the emitter follower circuit that is made of to connection two triodes (BG1), (BG2) base stage, the output of emitter follower circuit connects the high frequency linearity amplifier circuit, high frequency linearity amplifier circuit tie geophone circuit, the output of detector circuit connects video amplifier circuit, video amplifier circuit connects wave filter, the output connection mode number converter of wave filter.
This High Intensity Focused Ultrasound treatment supersonic detection device is directly accepted the ultrasonic echo for the treatment of in the High Intensity Focused Ultrasound therapy system, it is detected, with the signal input computing machine that detects, show the ultrasonic attenuation of treatment by tissue, the sound intensity relative size of focus point, just is for treatment sound travel and the allotment of treatment energy parameter provide foundation.This circuit is simple, and is stable.
Description of drawings
Accompanying drawing High Intensity Focused Ultrasound treatment supersonic detection device circuit structure diagram
Embodiment
As shown in drawings, the limiter of input end is made up of parallel resistor R0 and stabilivolt D.Resistance R 1 connects the base stage of two triode BG1, BG2 of emitter follower circuit, and the collector of triode BG1 connects power positive end, and its emitter connects capacitor C 3, resistance R 3 and power supply negative terminal, capacitor C 4 ground connection; The collector of triode BG2 connects power supply negative terminal, capacitor C 4 ground connection, and its emitter connects resistance R 2 power positive ends, capacitor C 2.The output terminal of capacitor C 2, C3 connects resistance R 4 ground connection, high frequency linearity amplifier circuit.
The high frequency linearity amplifier circuit comprises by two DHVD011 high frequency linearity amplifier IC1, IC2 of series connection and the capacitor C 5, the resistance R 5 that connect of input end separately, capacitor C 8, resistance R 6, capacitor C 6) C9, direct earth capacitance C7, C10 constitute.The output terminal tie geophone circuit of high frequency linearity amplifier IC2.Detector circuit comprises DHVD012 detection chip IC 3, its pin one is that power positive end connects capacitor C 13, connect resistance R 8 between the pin 7,8, pin 9 connects the high frequency linearity amplifier circuit, pin one 0 connects resistance R 7 ground connection, pin 3 ground connection, pin 6 connect power supply negative terminal and connect capacitor C 12 ground connection, and pin two is that output terminal connects video amplifier circuit.Video amplifier circuit comprises DHVD013 video amplifier IC4, the pin one 1 of video amplifier IC4 is an input end, pin one 0,4,5 ground connection, pin 7 parallel resistance R9, capacitor C 14 ground connection, pin one connects power positive end, connect resistance R 10 between the pin 8,9, the pin two output terminal connects wave filter L.P.F.The output terminal of wave filter L.P.F connects the high-speed A/D conversion circuit that is made of MSA8041 analog to digital converter IC5, and the output terminal of MSA8041 analog to digital converter IC5 connects the PC computing machine.
The principle of this device is: treatment ultrasonic echo signal is after limiter and emitter follower circuit send the high frequency linearity amplifying circuit to amplify, echoed signal is amplified to the setting level, by detector circuit ultrasound echo signal is converted to video echo signal, amplifying through video amplifier circuit, sending Computer Processing through converting digital signal corresponding to by high-speed A/D conversion circuit after the wave filter L.P.F filtering.
Claims (4)
1, a kind of High Intensity Focused Ultrasound treatment supersonic detection device, it comprises the limiter of input end, the output terminal that it is characterized in that limiter connects the emitter follower circuit that is made of to connection two triodes (BG1), (BG2) base stage, the output of emitter follower circuit connects the high frequency linearity amplifier circuit, high frequency linearity amplifier circuit tie geophone circuit, the output of detector circuit connects video amplifier circuit, video amplifier circuit connects wave filter, the output connection mode number converter of wave filter.
2, High Intensity Focused Ultrasound is treated supersonic detection device according to claim 1, it is characterized in that electric capacity (C5), the resistance (R5) of high frequency linearity amplifier circuit, electric capacity (C8), resistance (R6) by two high frequency linearity amplifiers (IC1), (IC2) and the input end connection separately of series connection; Electric capacity (C6), (C9), direct earth capacitance (C7), (C10) constitute.
3, High Intensity Focused Ultrasound is treated supersonic detection device according to claim 1, it is characterized in that described wave filter is wave filter (L.P.F).
4, High Intensity Focused Ultrasound is treated supersonic detection device according to claim 1, it is characterized in that described detector circuit comprises detection chip (DHVD012), its pin one is that power positive end connects electric capacity (C13), connect resistance (R8) between the pin 7,8, pin 9 connects the high frequency linearity amplifier circuit, and pin two is that output terminal connects video amplifier circuit, and pin one 0 connects resistance (R7) ground connection, pin 3 ground connection, pin 6 connect power supply negative terminal and connect electric capacity (C12) ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320115553 CN2653506Y (en) | 2003-10-23 | 2003-10-23 | High strong focus supersonic therapeutic supersonic detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320115553 CN2653506Y (en) | 2003-10-23 | 2003-10-23 | High strong focus supersonic therapeutic supersonic detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2653506Y true CN2653506Y (en) | 2004-11-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320115553 Expired - Fee Related CN2653506Y (en) | 2003-10-23 | 2003-10-23 | High strong focus supersonic therapeutic supersonic detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2653506Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011103780A1 (en) * | 2010-02-26 | 2011-09-01 | 南京海克医疗设备有限公司 | Absorption target for measuring power of high-intensity focused ultrasound |
| CN108336980A (en) * | 2018-02-06 | 2018-07-27 | 深圳先进技术研究院 | A kind of power amplifier |
-
2003
- 2003-10-23 CN CN 200320115553 patent/CN2653506Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011103780A1 (en) * | 2010-02-26 | 2011-09-01 | 南京海克医疗设备有限公司 | Absorption target for measuring power of high-intensity focused ultrasound |
| AU2011220262B2 (en) * | 2010-02-26 | 2013-05-09 | Chengdu Heuk Medical Equipment Co., Ltd | Absorption target for measuring power of high-intensity focused ultrasound |
| AU2011220262C1 (en) * | 2010-02-26 | 2013-10-31 | Chengdu Heuk Medical Equipment Co., Ltd | Absorption target for measuring power of high-intensity focused ultrasound |
| US8863577B2 (en) | 2010-02-26 | 2014-10-21 | Nanjing Haike Medical Equipment Co., Ltd. | Absorption target for measuring power of high-intensity focused ultrasound |
| CN108336980A (en) * | 2018-02-06 | 2018-07-27 | 深圳先进技术研究院 | A kind of power amplifier |
| CN108336980B (en) * | 2018-02-06 | 2021-10-29 | 深圳先进技术研究院 | Power amplifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |