CN100581498C - 1064nm semiconductor laser therapeutic instrument - Google Patents
1064nm semiconductor laser therapeutic instrument Download PDFInfo
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- CN100581498C CN100581498C CN200710055400A CN200710055400A CN100581498C CN 100581498 C CN100581498 C CN 100581498C CN 200710055400 A CN200710055400 A CN 200710055400A CN 200710055400 A CN200710055400 A CN 200710055400A CN 100581498 C CN100581498 C CN 100581498C
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Abstract
The invention relates to a high power semiconductor laser therapy instrument with 1064 nm wavelength comprising a power supply 1, a microcontroller unit 2, a 1064nm semiconductor laser linear-array mode 3, a thermoelectric and air-cooled refrigerator 4, a laser beam shaping system 5, a laser indicator 6, a coupler 7, a medical optical fiber 8, a medical head 9, keyboard 10, a voice warning-apparatus 11, a printer 12 and a foot switch13.As the whole solid laser crystal and the large power supply in the Nd:YAG laser are removed comparing with the prior 1064nm wavelength laser therapy instrument using Nd:YAG laser, the laser therapy instrument with 1064 nm wavelength has the advantages of compact size, light weight, high efficiency, simple structure, no water-cooling, simple operation and easy modularization. The semiconductor laser treatment instrument with 1064nm laser output is more concise, economical and practical.
Description
Technical field
The invention belongs to the laser medical equipment technical field, be specifically related to the semiconductor laser therapeutic instrument of a kind of output wavelength 1064nm.
Technical background
Laser is subjected to the attention of clinical medicine circle with particular performances such as its monochromaticity, directivity and high strength, after the ruby laser invention only 1 year, just is applied to ophtalmic treatments in promptly 1961, thereby has opened up new medical science frontier branch of science a---laser medicine.Laser medicine has been applied to more than 100 kind of treatment of diseases and physical therapy now, and can implement beauty treatment, for improving human health care condition, uplifting the people's living standard and made very big contribution.Laser produces tissue with its high-intensity heat effect to solidify, carbonization, vaporization, wherein converges light and can be used as the cutting that scalpel is organized, and low power density laser carries out tissue coagulation or hemostasis, also can carry out physical therapy.
The 1064nm wave band of laser is because vaporization cutting or defocus irradiation hemostatic effect are fine, and more and more be applied in the operation more than rich blood vessel position, wound or the amount of bleeding, for example, intraventricular tumor, tumor of base of skull and the excision of multiple hard tumour, the lingual tonsil excision of hepatotomy and hypertrophy etc., in addition, also can be applicable in the corresponding disease treatment in the section office such as skin surgery, beauty treatment section, department of obstetrics and gynecology, department of otorhinolaryngology, ophthalmology dentistry, Respiratory Medicine, urology department, the department of stomatology, orthopaedics.Existing 1064nm laser therapeutic apparatus is the Nd:YAG laser instrument generation 1064nm wave band of laser (laser medical apparatus CN 1100920A) by lamp pump or diode pumping substantially, but this body is long-pending huge, efficient is low, electricity consumption during operation, water consumption are big, have limited the range of application of 1064nm wave band of laser therapeutic instrument.
Summary of the invention:
In order to solve existing 1064nm semiconductor laser therapeutic instrument, owing to the Nd:YAG laser instrument is huge as the device volume that LASER Light Source brings, efficient is low, electricity consumption, problem that water consumption is big, the present invention adopts the high-power semiconductor laser linear array of output 1064nm wave band as LASER Light Source, both reached the identical wavelength 1064nm output of Nd:YAG laser therapeutic apparatus, realized also that machine volume was little, in light weight, the 1064nm semiconductor laser therapeutic instrument of advantages such as efficient is high, power consumptive province, long working life simultaneously.
Introduce realization technical scheme of the present invention below in conjunction with accompanying drawing.As shown in Figure 1, constituting of 1064nm semiconductor laser therapeutic instrument of the present invention: power supply 1, micro controller unit 2,1064nm semiconductor laser linear array module 3, thermoelectric cooling and air cooler 4, laser beam reshaping system 5, laser designator 6, bonder 7, medical optical fiber 8, therapy head 9, keyboard 10, voice prompting device 11, printer 12 and foot switch 13;
Power supply 1 connects with micro controller unit 2; Micro controller unit 2 connects with 1064nm semiconductor laser linear array module 3, thermoelectric cooling and air cooler 4, laser beam reshaping system 5, laser designator 6, bonder 7, medical optical fiber 8, therapy head 9, keyboard 10, voice prompting device 11, printer 12 and foot switch 13 respectively; 1064nm semiconductor laser linear array module 3 connects with laser shaping device 5; Laser beam after the shaping and pilot light 6 are coupled into medical optical fiber 8 and therapy head 9 through bonder 7 together.
As shown in Figure 2, constituting of described power supply 1: regulated power supply 14, Current Regulation assembly unit 15, constant current control unit 16, VMOS pipe 17 and resistance 18;
One end of described regulated power supply 14 connects with 1064nm semiconductor laser linear array module 3, and the other end of regulated power supply 14 connects with the 220V power supply; VMOS pipe 17 connects with the other end of 1064nm semiconductor laser linear array module 3, and its other end connects with an end of resistance 18, and its 3rd end connects with an end of constant current control unit 16; The other end of constant current control unit 16 connects with an end of Current Regulation assembly unit 15 and an end of resistance 18 respectively; The other end of resistance 18 connects with public pole; The other end of Current Regulation assembly unit 15 connects with the 220V power supply;
Regulated power supply 14 provides burning voltage; The regulated power supply 14 preferential D048025017M2N integrated power modules that adopt.The Technics of Power Electronic Conversion technology of this generic module has adopted zero current, zero voltage switching technology, the noise of module is that 1/10th of conventional transducers noise arrives one of percentage, this can satisfy specification requirement to the very responsive semiconductor laser linear array module 3 of noise, and the volume of power supply greatly reduces; Power supply 1 can be realized the constant current DC driven;
As shown in Figure 3, constituting of described micro controller unit 2: serial communication interface 33, microcontroller 34, keyboard interface 35, A/D converting unit 36, digital-quantity output interface 37, E
2PROM internal memory 26 and foot switch interface 27;
Described microcontroller 34 respectively with serial communication interface 33, keyboard interface 35, A/D converting unit 36, digital-quantity output interface 37, E
2PROM internal memory 26 and foot switch interface 27 keyboard interfaces connect; E
2PROM internal memory 26 stores 20 kinds of treatment patterns, and the treatment pattern comprises required laser energy, launch time and the pulse frequency in the therapeutic process;
Described micro controller unit 2 connects with input keyboard 24 and local display unit 25 by keyboard interface 35, connect respectively by A/D converting unit 36 and laser diode voltage detecting unit 19, laser temperature detecting unit 20 and laser diode current detecting unit 21, thereby receive voltage detection signal, laser temperature detection signal and the laser diode current detection signal of 1064nm semiconductor laser linear array module 3 respectively; Connect respectively with pulse duration frequency control unit 22 and pilot light strength control unit 23 by digital-quantity output interface 37, carry out control impuls width and pilot light brightness respectively, also connect respectively with laser constant current control unit 28, thermostat unit 29, acousto-optic warning unit 30, printer 31 and shutoff control unit 32 by digital-quantity output interface 37.
Described 1064nm quasiconductor swashs linear array module 3, and this module 3 is laser linear arrays; Preferentially select the linear array module of enclosing the general CS-2 encapsulating structure in border for use;
Described thermoelectric cooling and air cooler 4, electric refrigerator is wherein preferentially selected 12708 models for use, and air-cooled fan is preferentially selected the 109R1212H1011 model for use;
Laser beam reshaping system 5 preferentially selects the OB-3 model for use.
Introduce the dynamic duty process of 1064nm semiconductor laser therapeutic instrument of the present invention below:
2 pairs of states of micro controller unit, input, output, prompting etc. are controlled.Shown in Figure 4 as Fig. 3 and flow process, after the start, through step 110,34 pairs of each unit of the microcontroller of micro controller unit 2 carry out the initialization setting; Through step 120, enter the automatic/hand option interface; If in step 120, select manually, through step 130, the execution output is provided with: micro controller unit 2 is by digital quantity output unit 37 control figure potentiometers 18, regulate the VICOR power module output voltage in the regulated power supply 14, reach control laser power supply in-fighting power and control laser diode current; By measuring MOSFET tube voltage 17, the output voltage of the VICOR module in the dynamic regulation regulated power supply 14 is in the hope of reaching constant current control;
Through step 140, carry out pulse choice: by the keyboard setting, regulate control instrument output continuously, pulse or repetition pulse laser signal.Pulse width can be adjustable continuously in the 100ms-1s scope, and pulse frequency can be adjustable continuously in the 0.1Hz-10Hz scope.
Micro controller unit 2 passes through digital quantity output unit 37 output pulse width 100ms-1s, the pulse signal of pulse frequency 0.1Hz-10Hz, and microcontroller 2 is by digital quantity output unit 37 control figure potentiometers 18; Digital regulation resistance 18 preferentially selects for use U.S.A to enclose the X of Xicor company series Nonvolatile digital potentiometer, and digital quantity signal is transformed into the correspondent voltage signal, is used to set pilot light brightness, laser temperature, laser diode current; By the digital PID control algolithm, the control laser temperature is in range of set value;
Through step 150, be set the working time;
Through step 160, adjust pilot light 6 aiming therapentic parts.
Through step 170, judge whether to arrive appointed part; If the no show appointed part is returned step 160 and is continued to adjust; Arrive appointed part,
Through step 180, begin treatment, start constant current, temperature, power consumption control: micro controller unit 2 receives 1064nm semiconductor laser linear array module 3 signals, laser temperature detection signal and laser diode current detection signal by analog input unit (A/D converter);
Described temperature control, AD590 is preferentially selected in the temperature sensor of laser temperature detecting unit 20 for use, temperature signal is amplified and nurse one's health by the in-phase proportion computing circuit, to satisfy the sampling request of A/D converter, by the digital PID control algolithm, regulate digital regulation resistance 18, and then control regulated power supply 14 output voltages, reach the control laser temperature in range of set value;
Described power consumption control is managed 17 voltages by measuring MOSFET, and dynamic regulation regulated power supply 14 output voltages make it reach optimum Working.
Step 190 judges whether to reach treatment time, does not reach treatment time, continues treatment; Arrive treatment time;
Stop treatment through step 200, storage treatment data, micro controller unit 2 is connected with printer by digital-quantity output interface, and power is provided, pulse mode, frequency range, energy, the printout of alarm logging;
Step 210 storage treatment data;
Through step 220; The E of micro controller unit 2
2PROM internal memory 26 stores 20 kinds of treatment patterns, and it has required laser energy, launch time and number of pulses in the therapeutic process; Micro controller unit 2 is connected with printer by digital-quantity output interface by step 220, printable power, pulse mode, frequency range, energy, the printout of alarm logging.
Through step 230 shutdown, step 240 end operation.
If in step 120, select through step 125, to enter the treatment model selection automatically; After the treatment pattern was determined, execution in step 160 was adjusted pilot light and is determined therapentic part, and then carries out 170～240 step.
Beneficial effect of the present invention is as follows:
1064nm semiconductor laser therapeutic instrument and the contrast of Nd:YAG laser therapeutic apparatus see table 1 for details.
Table 1
| Sequence number | The contrast content | Semiconductor laser therapeutic instrument | YAG laser therapeutic apparatus (lamp pump) |
| 1 | Output | 30w | 30w |
| 2 | Electro-optical efficiency | 40％ | 3％ |
| 3 | Service life | 10000h | 2000h |
| 4 | The type of cooling | Air-cooled | Water-cooled |
| 5 | Volume | 450×350×227mm | 650×460×1050mm |
| 6 | Weight | 15Kg | 90Kg |
Compare with the 1064nm wave band of laser therapeutic instrument of existing Nd:YAG laser instrument, 1064nm wave band semiconductor laser therapeutic instrument is owing to removed whole solid laser crystal in the Nd:YAG laser instrument and huge power supply etc., thereby have that volume is little, in light weight, efficient is high, simple in structure, do not need water-cooled, simple to operate, be easy to numerous advantages such as modularity, this shows that the semiconductor laser therapeutic instrument of the output laser 1064nm wave band that the present invention realizes is more succinct, economic, practical laser therapeutic apparatus.
Description of drawings
Fig. 1 is a 1064nm semiconductor laser therapeutic instrument complete machine structure block diagram.This figure also is the accompanying drawing of specification digest.
Among the figure: the 1st, power supply, the 2nd, micro controller unit, the 3rd, 1064nm semiconductor laser linear array module, the 4th, thermoelectric cooling and air cooler, the 5th, beam shaping system, the 6th, pilot light, the 7th, bonder, the 8th, medical optical fiber, the 9th, therapy head, the 10th, keyboard, the 11st, voice prompting device, the 12nd, printer, the 13rd, foot switch.
Fig. 2 is the structural representation of semiconductor laser power supply 2.Among the figure: the 14th, regulated power supply, the 15th, Current Regulation assembly unit, the 16th, constant current control unit, the 17th, VMOS pipe, the 18th, digital regulation resistance.
Fig. 3 is micro controller unit 2 and peripheral structure block diagram.
Fig. 4 is a program flow chart.
The specific embodiment
Embodiment 1
As shown in Figure 1, constituting of 1064nm semiconductor laser therapeutic instrument of the present invention: power supply 1, micro controller unit 2,1064nm semiconductor laser linear array module 3, thermoelectric cooling and air cooler 4, laser beam reshaping system 5, laser designator 6, bonder 7, medical optical fiber 8, therapy head 9, keyboard 10, voice prompting device 11, printer 12 and foot switch 13;
Power supply 1 connects with micro controller unit 2; Micro controller unit 2 connects with 1064nm semiconductor laser linear array module 3, thermoelectric cooling and air cooler 4, laser beam reshaping system 5, laser designator 6, bonder 7, medical optical fiber 8, therapy head 9, keyboard 10, voice prompting device 11, printer 12 and foot switch 13 respectively; 1064nm semiconductor laser linear array module 3 connects with laser shaping device 5; Laser beam after the shaping and pilot light 6 are coupled into medical optical fiber 8 and therapy head 9 through bonder 7 together.
As shown in Figure 2, constituting of described power supply 1: regulated power supply 14, Current Regulation assembly unit 15, constant current control unit 16, VMOS pipe 17 and resistance 18;
One end of described regulated power supply 14 connects with 1064nm semiconductor laser linear array module 3, and the other end of regulated power supply 14 connects with the 220V power supply; VMOS pipe 17 connects with the other end of 1064nm semiconductor laser linear array module 3, and its other end connects with an end of resistance 18, and its 3rd end connects with an end of constant current control unit 16; The other end of constant current control unit 16 connects with an end of Current Regulation assembly unit 15 and an end of resistance 18 respectively; The other end of resistance 18 connects with a public utmost point; The other end of Current Regulation assembly unit 15 connects with the 220V power supply;
Regulated power supply 14 provides burning voltage; Regulated power supply 14 adopts the D048025017M2N integrated power module.The Technics of Power Electronic Conversion technology of this generic module has adopted zero current, zero voltage switching technology, the noise of module is that 1/10th of conventional transducers noise arrives one of percentage, this can satisfy specification requirement to the very responsive semiconductor laser linear array module 3 of noise, and the volume of power supply greatly reduces; Power supply 1 can be realized the constant current DC driven;
As shown in Figure 3, constituting of described micro controller unit 2: serial communication interface 33, microcontroller 34, keyboard interface 35, A/D converting unit 36, digital-quantity output interface 37, E
2PROM internal memory 26 and foot switch interface 27;
Described microcontroller 34 respectively with serial communication interface 33, keyboard interface 35, A/D converting unit 36, digital-quantity output interface 37, E
2PROM internal memory 26 and foot switch interface 27 keyboard interfaces connect; E
2PROM internal memory 26 stores 20 kinds of treatment patterns, and the treatment pattern comprises required laser energy, launch time and the pulse frequency in the therapeutic process;
Described micro controller unit 2 connects with input keyboard 24 and local display unit 25 by keyboard interface 35, connect by A/D converting unit 36 and laser diode voltage detecting unit 19, laser temperature detecting unit 20 and laser diode current detecting unit 21, thereby receive voltage detection signal, laser temperature detection signal and the laser diode current detection signal of 1064nm semiconductor laser linear array module 3 respectively; Connect respectively with pulse duration frequency control unit 22 and pilot light strength control unit 23 by digital-quantity output interface 37, carry out control impuls width and pilot light brightness respectively, also connect respectively with laser constant current control unit 28, thermostat unit 29, acousto-optic warning unit 30, printer 31 and shutoff control unit 32 by digital-quantity output interface 37.
Described 1064nm quasiconductor swashs linear array module 3, selects the linear array module of international CS-2 encapsulating structure for use.
Described thermoelectric cooling and air cooler 4, electric refrigerator is wherein selected 12708 models for use, and air-cooled fan is selected the 109R1212H1011 model for use;
Laser beam reshaping system 5 selects the OB-3 model for use.
Introduce the dynamic duty process of 1064nm semiconductor laser therapeutic instrument of the present invention below:
2 pairs of states of micro controller unit, input, output, prompting etc. are controlled.Shown in Figure 4 as Fig. 3 and flow process, after the start, through step 110,34 pairs of each unit of the microcontroller of micro controller unit 2 carry out the initialization setting; Through step 120, enter the automatic/hand option interface; If in step 120, select manually, through step 130, the execution output is provided with: micro controller unit 2 is by digital quantity output unit 37 control figure potentiometers 18, regulate the VICOR power module output voltage in the regulated power supply 14, reach control laser power supply in-fighting power and control laser diode current; By measuring the MOSFET17 tube voltage, the VICOR module output voltage in the dynamic regulation regulated power supply 14 is in the hope of reaching constant current control;
Through step 140, carry out pulse choice: by the keyboard setting, regulate control instrument output continuously, pulse or repetition pulse laser signal.Pulse width can be adjustable continuously in the 100ms-1s scope, and pulse frequency can be adjustable continuously in the 0.1Hz-10Hz scope.
Micro controller unit 2 passes through digital quantity output unit 37 output pulse width 100ms-1s, the pulse signal of pulse frequency 0.1Hz-10Hz, and microcontroller 2 is by digital quantity output unit 37 control figure potentiometers; Digital regulation resistance 18 is selected the X of U.S. Xicor company series Nonvolatile digital potentiometer for use, and digital quantity signal is transformed into the correspondent voltage signal, is used to set pilot light brightness, laser temperature, laser diode current; By the digital PID control algolithm, the control laser temperature is in range of set value;
Through step 150, be set the working time;
Through step 160, adjust pilot light 6 aiming therapentic parts.
Through step 170, judge whether to arrive appointed part; If the no show appointed part is returned step 160 and is continued to adjust; Arrive appointed part,
Through step 180, begin treatment, start constant current, temperature, power consumption control: micro controller unit 2 receives 1064nm semiconductor laser linear array module 3 signals, laser temperature detection signal and laser diode current detection signal by analog input unit (A/D converter);
Described temperature control, AD590 is selected in the temperature sensor of laser temperature detecting unit 20 for use, temperature signal is amplified and nurse one's health by the in-phase proportion computing circuit, to satisfy the sampling request of A/D converter, by the digital PID control algolithm, regulate digital regulation resistance 18 (X9C103), and then the output voltage of the VICOR module in the control regulated power supply 14, reach the control laser temperature in range of set value;
Described power consumption control, by measuring MOSFET tube voltage 17, the VICOR module voltage in the dynamic regulation regulated power supply 14 makes it reach optimum Working.
Step 190 judges whether to reach treatment time, does not reach treatment time, continues treatment; Arrive treatment time;
Stop treatment through step 200, storage treatment data, micro controller unit 2 is connected with printer by digital-quantity output interface, and power is provided, pulse mode, frequency range, energy, the printout of alarm logging;
Step 210 storage treatment data;
Through step 220; The E of micro controller unit 2
2PROM internal memory 26 stores 20 kinds of treatment patterns, and it has required laser energy, launch time and number of pulses in the therapeutic process; Micro controller unit 2 is connected with printer by digital-quantity output interface by step 220, printable power, pulse mode, frequency range, energy, the printout of alarm logging.
Through step 230 shutdown, step 240 end operation.
If in step 120, select through step 125, to enter the treatment model selection automatically; After the treatment pattern was determined, execution in step 160 was adjusted pilot light and is determined therapentic part, and then carries out later step.
The technical parameter of 1064nm semiconductor laser therapeutic instrument:
Output wavelength: 1064nm
Output: 0～200w, adjustable continuously
Pilot light: laser diode 650nm/5mw, adjustable brightness
Mode of operation: continuously, pulse, repetition pulse
Pulse width: 10 μ s-10s
Pulse frequency: 0.1Hz-100Hz
Cooling system: electricity refrigeration and air-cooled
Keyboard: 16 key LCD show
Overall dimensions: 450 * 350 * 227mm
Weight: 15Kg
This instrument output, pilot light brightness, pulse width, pulse frequency is by keyboard to set up.Power supply control is finished by the digital regulation resistance of micro controller unit 2 controls.
The design of electric power system directly has influence on the reliability of system.Electromagnetic interference adopts the method for electromagnetic shielding to solve, the method that solves Conduction Interference is that each system is isolated mutually, microcontroller and laser power supply system are isolated mutually. two-way electromagnetic interface filter all is installed before each system, control signal between each system all adopts photoelectric isolation technology, the Conduction Interference of can drawing up effectively like this.The switch of electric power system suddenly stops adopting the safety interlock circuit.
The core of hardware security reliability design is a micro controller unit 2.The components and parts of micro controller unit 2 are selected technical grade for use, and the mean free error time is more than 100,000 hours, under the situation of instant cut-off 10ms, but operate as normal still, supply voltage AC220V ± 15%; Ability with very strong anti-space electromagnetic interference can resist the square wave space electromagnetic interference of peak value 1000V, pulsewidth 10us; Have good antivibration ability and impact resistance; Less demanding to ambient temperature and humidity, at ambient temperature-20-65C, but operate as normal under the relative humidity 35%-85% situation.
When semiconductor laser therapeutic instrument was worked, regulated power supply 14 provided a stable voltage.Before carrying out laser therapy, regulate Current Regulation assembly 15, make the output current B of VMOS pipe reach a certain value, under this current value, the output of 1064nm diode laser array module 3 carries out the required laser power of laser therapy just.When laser therapy is carried out, because the influence of factors such as noise, the electric current B that flows through 1064nm diode laser array module 3 changes, when electric current B changes, same variation takes place in electric current C, and voltage changes between two ends E, the F of digital regulation resistance 18 at this moment.If electric current B increases, voltage also increases between E, F, cause negative feedback current A to increase, the increase of this electric current feeds back to constant current control unit 16, reduce voltage D by 16, voltage D reduces, and the output current B of VMOS pipe is reduced, thereby offset because the increase of the electric current B that factors such as noise cause makes the current constant that flows through 1064nm diode laser array module 3.Otherwise, if because the influence of factors such as noise reduces electric current B, electric current C also reduces, and voltage reduces between E, F, causes negative feedback current A to reduce, this electric current reduce to feed back to constant current control unit 16, by 16 increase voltage D, voltage D increases, and the output current B of VMOS pipe is increased, thereby offset because reducing of the electric current B that factors such as noise cause makes the current constant that flows through 1064nm diode laser array module 3.
Regulate Current Regulation assembly 15 and can realize that the output of 1064nm diode laser array module 3 is adjustable in the 0-100W scope.
Claims (3)
1, a kind of high power semi-conductor 1064nm wavelength laser therapeutic instrument is characterized in that being constructed as follows: power supply (1), micro controller unit (2), 1064nm semiconductor laser linear array module (3), thermoelectric cooling and air cooler (4), laser beam reshaping system (5), laser designator (6), bonder (7), medical optical fiber (8), therapy head (9), keyboard (10), voice prompting device (11), printer (12), foot switch (13);
Power supply (1) connects with micro controller unit (2); Micro controller unit (2) connects with 1064nm semiconductor laser linear array module (3), thermoelectric cooling and air cooler (4), laser beam reshaping system (5), laser designator (6), bonder (7), medical optical fiber (8), therapy head (9), keyboard (10), voice prompting device (11), printer (12) and foot switch (13) respectively; 1064nm semiconductor laser linear array module (3) connects with laser shaping device (5); Laser beam after the shaping and pilot light (6) pass through bonder (7) together and are coupled into medical optical fiber (8) and therapy head (9);
Constituting of described power supply (1): regulated power supply (14), Current Regulation assembly unit (15), constant current control unit (16), VMOS manages (17) and digital regulation resistance (18); One end of described regulated power supply (14) connects with 1064nm semiconductor laser linear array module (3), and the other end of regulated power supply (14) connects with the 220V power supply; VMOS pipe (17) connects with the other end of 1064nm semiconductor laser linear array module (3), and its other end connects with an end of digital regulation resistance (18), and its 3rd end connects with an end of constant current control unit (16); The other end of constant current control unit (16) connects with an end of Current Regulation assembly unit (15) and an end of digital regulation resistance (18) respectively; The other end of digital regulation resistance (18) connects with public pole; The other end of Current Regulation assembly unit (15) connects with the 220V power supply;
Constituting of described micro controller unit (2): serial communication interface (33), microcontroller (34), keyboard interface (35), A/D converting unit (36), digital-quantity output interface (37), E
2PROM internal memory (26) and foot switch interface (27); Described microcontroller (34) respectively with serial communication interface (33), keyboard interface (35), A/D converting unit (36), digital-quantity output interface (37), E
2PROM internal memory (26) connects with foot switch interface (27); E
2PROM internal memory (26) stores 20 kinds of treatment patterns;
Described micro controller unit (2) connects with input keyboard (24) and local display unit (25) by keyboard interface (35), by A/D converting unit (36) and laser diode voltage detecting unit (19), laser temperature detecting unit (20) and laser diode current detecting unit (21) connection, thereby receive voltage detection signal, laser temperature detection signal and the laser diode current detection signal of 1064nm semiconductor laser linear array module (3) respectively; Digital-quantity output interface (37) connects respectively with pulse duration frequency control unit (22) and pilot light strength control unit (23), carry out control impuls width and pilot light brightness respectively, digital-quantity output interface (37) also connects with laser constant current control unit (28), thermostat unit (29), acousto-optic warning unit (30), printer (31) and shutoff control unit (32).
According to the described high power semi-conductor 1064nm of claim 1 wavelength laser therapeutic instrument, it is characterized in that 2, said laser beam reshaping system (5) selects the laser beam reshaping system of OB-3 model for use.
According to the described high power semi-conductor 1064nm of claim 1 wavelength laser therapeutic instrument, it is characterized in that 3, said 1064nm semiconductor laser linear array module (3) is the linear array module of CS-2 encapsulating structure.
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| CN200710055400A CN100581498C (en) | 2007-03-12 | 2007-03-12 | 1064nm semiconductor laser therapeutic instrument |
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| CN200710055400A CN100581498C (en) | 2007-03-12 | 2007-03-12 | 1064nm semiconductor laser therapeutic instrument |
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| CN100581498C true CN100581498C (en) | 2010-01-20 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101897619B (en) * | 2010-07-12 | 2012-04-11 | 中国科学院长春光学精密机械与物理研究所 | Long-wave high-power semiconductor laser comprehensive therapeutic instrument |
| CN101999934B (en) * | 2010-11-18 | 2012-10-24 | 苏州生物医学工程技术研究所 | Portable varicosity semiconductor laser therapeutic apparatus |
| CN102082391B (en) * | 2010-12-14 | 2012-02-08 | 山东华光光电子有限公司 | Optical fiber coupling semiconductor laser output light band indicating device |
| CN102610999A (en) * | 2012-03-02 | 2012-07-25 | 广东省科学院自动化工程研制中心 | Modular multichannel parallel semiconductor laser power supply equipment |
| CN102772252B (en) * | 2012-07-26 | 2014-07-02 | 周辉 | Multifunctional laser medical device |
| CN103977505B (en) * | 2014-05-14 | 2017-01-11 | 武汉博激世纪科技有限公司 | Hand-held portable semiconductor laser device used for physical therapy |
| CN104587611B (en) * | 2014-12-31 | 2017-04-26 | 长光华雷(苏州)医疗科技有限公司 | Multifunctional laser therapeutic instrument |
| CN106539621B (en) * | 2016-10-30 | 2019-04-26 | 上海和极实业发展有限公司 | A kind of intelligent operation laser knife |
| CN107440795B (en) * | 2017-09-04 | 2019-09-03 | 哈尔滨工程大学 | A kind of feedback light thermal cure instrument of dual wavelength excitation |
| CN113288418B (en) * | 2021-05-22 | 2022-11-04 | 中国科学院理化技术研究所 | Laser scalpel with tunable wavelength |
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