CN203829492U - Semiconductor laser synthesizer therapeutic instrument - Google Patents
Semiconductor laser synthesizer therapeutic instrument Download PDFInfo
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- CN203829492U CN203829492U CN201420191754.5U CN201420191754U CN203829492U CN 203829492 U CN203829492 U CN 203829492U CN 201420191754 U CN201420191754 U CN 201420191754U CN 203829492 U CN203829492 U CN 203829492U
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 100
- 230000001225 therapeutic effect Effects 0.000 title claims abstract description 38
- 239000013078 crystal Substances 0.000 claims abstract description 62
- 230000003287 optical effect Effects 0.000 claims abstract description 16
- 239000013307 optical fiber Substances 0.000 claims abstract description 15
- 230000008878 coupling Effects 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims abstract description 12
- 238000005859 coupling reaction Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000005086 pumping Methods 0.000 claims description 14
- 238000011282 treatment Methods 0.000 claims description 14
- 229910017502 Nd:YVO4 Inorganic materials 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 7
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- 206010008118 cerebral infarction Diseases 0.000 abstract description 2
- 230000001684 chronic effect Effects 0.000 abstract description 2
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- 238000002428 photodynamic therapy Methods 0.000 abstract description 2
- 208000030886 Traumatic Brain injury Diseases 0.000 abstract 1
- 230000002526 effect on cardiovascular system Effects 0.000 abstract 1
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- 238000002560 therapeutic procedure Methods 0.000 abstract 1
- 238000007747 plating Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
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- 210000004369 blood Anatomy 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
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- 208000014644 Brain disease Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
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- 230000005284 excitation Effects 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 238000013532 laser treatment Methods 0.000 description 1
- 208000032839 leukemia Diseases 0.000 description 1
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a semiconductor laser synthesizer therapeutic instrument. The semiconductor laser synthesizer therapeutic instrument comprises a semiconductor laser synthesizer and a control system, the semiconductor laser synthesizer (11) comprises a laser medium crystal (4), a semiconductor laser (1), an optical coupling system (2), a reflector (3), an output mirror (5), a frequency multiplication crystal (6), a feedback mirror (7), a transmission optical fiber (9) and a focusing lens (8), the laser medium crystal (4), the reflector (3) and the output mirror (5) form a laser resonant cavity, the frequency multiplication crystal (6) is arranged between the output mirror (5) and the feedback mirror (7), the focusing lens (8) is arranged behind the feedback mirror, and the control system comprises a power supply module (13), a semiconductor laser synthesizer stabilization work module (14) and a system control module (12). According to the semiconductor laser synthesizer therapeutic instrument, the outer-cavity frequency multiplication and fundamental wave feedback technology is adopted, and the circuit control system is combined so that the goals of efficiency and stability are well realized, and the semiconductor laser synthesizer therapeutic instrument can be effectively used for photodynamic therapy, laser irradiation of nasal cavity or acupoint, and the therapy of vascular headache and cerebral infarction, brain trauma sequelae, and chronic cardiovascular and cerebrovascular diseases.
Description
Technical field
This utility model belongs to medical instruments field, relates to laser therapeutic equipment, particularly a kind of novel semi-conductor laser synthesizer therapeutic instrument.
Background technology
Since laser was 20th century, after atomic energy, computer, quasiconductor, the mankind's the another invention of great significance, is called as " the fastest cutter ", its principle was found by famous U.S. physicist Einstein as far back as 1916.The four inventions of 20th century are " laser, atomic energy, quasiconductor, computers ".Laser is widely used in medical field now.Low-intensity laser irradiation therapeutic effect, has been subject to affirming of domestic and international expert through clinical verification.Be mainly used in treatment brain diseases, cardiovascular disease, diabetes, tumor, leukemia, psychotic disorder etc.According to healthy medical discovery, the Blood fluorescence of laser excitation is mainly between 600-670 nanometer.Excite blood by ground state to excited state, the most effective as lasing light emitter by the laser of 630-650 nanometer, the effect for the treatment of is best.Low level laser treatment has good curative effect to the prevention in cardiovascular diseases early stage and the convalescent period after morbidity.Physical recovery and flight against senium of human body for sub-health population have certain effect.
In prior art, occurred multiple semiconductor laser therapeutic instrument, prevention of disease and treatment have certain effect.But mostly adopt intracavity frequency doubling means, be that frequency-doubling crystal is placed on the patent name having as applicant between laser crystal and reflector plate and is: " a kind of laser therapy aparatus ", (patent No.: 00108495.X) provide a kind of 670nm laser therapy aparatus.Adopt this pure intracavity frequency doubling technology, although efficiency is high, power swing is large, less stable.And larger power swing is easily to the injury of working the mischief property of patient.
Utility model content
The purpose of this utility model is to solve above-mentioned the deficiencies in the prior art, and a kind of new pattern laser synthesizer therapeutic instrument is provided, and makes it have good power stability and higher efficiency.
In order to realize above-mentioned technical purpose, this utility model adopts following technical scheme:
A semiconductor laser synthesizer therapeutic instrument, comprising: semiconductor laser and control system,
Semiconductor laser is that semiconductor laser synthesizer comprises: laser medium crystal, semiconductor laser for pumping laser dielectric crystal, by the laser focusing of semiconductor laser output to the optical coupling system on laser medium crystal, after making laser medium be subject to semiconductor laser to excite, produce population inversion, thereby between resonator cavity, produce reflecting mirror and the outgoing mirror of fundamental wave of laser vibration, the frequency-doubling crystal that is red laser by the harmonic wave laser freuqency doubling of outgoing mirror output, the harmonic wave laser-bounce of frequency multiplication is not returned to laserresonator, and the feedback mirrors of the red laser being used for the treatment of of output generation, for the red laser of output being focused on to the end face of Transmission Fibers, and by this optical fiber, be transferred to therapentic part, the condenser lens for the treatment of, laser medium crystal, reflecting mirror and outgoing mirror form laserresonator, and frequency-doubling crystal is positioned between outgoing mirror and feedback mirrors, after condenser lens is arranged at feedback mirrors.
Control system comprises:
Power module, is connected with semiconductor laser synthesizer, provides described semiconductor laser synthesizer required working power; Semiconductor laser synthesizer steady operation module, is connected with semiconductor laser synthesizer, power module and system control module, controls the stable output of whole system; System control module, is connected with semiconductor laser synthesizer steady operation module with power module, controls whole system work.
Described semiconductor laser synthesizer therapeutic instrument, wherein: laser medium crystal is neodymium-doped laser medium crystal, is selected from Nd:YVO4 or Nd:GdVO4 crystal.
Described semiconductor laser synthesizer therapeutic instrument, wherein, Transmission Fibers is selected medical optical fiber, for transmitting red laser, and the red laser of therapeutic instrument output is directed to therapentic part, treats.
Described semiconductor laser synthesizer therapeutic instrument, wherein, frequency-doubling crystal can be selected from KTP or LBO or PPKTP or PPLN crystal.
Described semiconductor laser synthesizer therapeutic instrument, wherein, the minute surface of reflecting mirror is coated with the semiconductor laser beam of pumping thoroughly high, the blooming to the total reflection of 1300nm～1500nm wavelength.The eyeglass of outgoing mirror is coated with 1300nm～1500nm wavelength laser is partly reflected, the blooming to red laser total reflection.The eyeglass of feedback mirrors is coated with to the total reflection of 1300nm～1500nm wavelength laser, to the anti-reflection blooming of red laser.
Described semiconductor laser synthesizer therapeutic instrument, wherein, semiconductor laser synthesizer can emissive porwer be the red laser of 650nm – 700nm.
Described semiconductor laser synthesizer therapeutic instrument, wherein, system control module comprises CPU microprocessor, as the kernel control chip of semiconductor laser synthesizer, controls the work of whole system.This control module also can arrange display circuit, power supply detection, warning circuit, wherein, four LED lamps can be set, and 3 LED lamps are respectively used to show power, and also having a LED lamp is relay indicating light, and 30MIN is power supply indicator.Triode Q7 is that power supply detects IC, when the too low alarm of power supply.
Described semiconductor laser synthesizer therapeutic instrument, wherein, power module can be set to comprise: external electric supply socket JP1, three-terminal regulator block Q1, internal cell electric power system input JP2, the triode Q3 that forms charging circuit and Q4 and for controlling the triode Q9 of charging.
Described semiconductor laser synthesizer therapeutic instrument, wherein, semiconductor laser synthesizer steady operation module comprises: the triode Q8 of Output of laser synthesizer stabilized power source, the comparator chip U1, triode Q10, the Q11 of power ratio control regulating action that provide semiconductor laser synthesizer power output socket JP5, comparison signal to amplify, triode Q2 as semiconductor laser synthesizer power supply, as information negative feedback, stablize the triode Q6 of output.
The beneficial effects of the utility model
This utility model semiconductor laser synthesizer adopts cavity external frequency multiplication to add first-harmonic feedback technique, combine the scheme of cavity external frequency multiplication and intracavity frequency doubling technology, use frequency-doubling crystal to be placed between output chip and feedback mirrors, the frequency doubling technology of this chamber type has solved a laser technology stability difficult problem.This utility model technology had both been utilized the good output stability of cavity external frequency multiplication, had kept again the greater efficiency of intracavity frequency doubling, had realized well the object that efficiency and stability are taken into account.
Meanwhile, the circuit control system that this utility model has adopted microprocessor (CPU) control system and arranged in conjunction with semiconductor laser synthesizer of the present invention, can provide safe and reliable treatment operation.In system, be provided with semiconductor laser synthesizer steady operation module, can effectively strengthen the controllable function of system, guarantee that this laser therapeutic apparatus has constant output, and possess stable performance.
This utility model laser synthesizer therapeutic instrument, is expected to play a significant role on therapeutic equipments of new generation.Can be used for photodynamic therapy, nasal cavity or acupuncture point are carried out to laser irradiation, for the treatment of vascular headache and cerebral infarction, cerebral trauma sequela and the chronic heart, cerebrovascular disease.It is a kind of effective laser therapeutic equipment.
Accompanying drawing explanation
Fig. 1 is utility model semiconductor laser synthesizer therapeutic instrument fundamental diagram
Fig. 2 is semiconductor laser synthesizer internal structure schematic diagram
Fig. 3 is the circuit diagram of power module in this utility model control system
Fig. 4 controls the circuit diagram of button in this utility model control system
Fig. 5 is the circuit diagram of system control module and semiconductor laser synthesizer steady operation module in this utility model control system
In Fig. 1,11 is semiconductor laser synthesizer, and 12 is system control module, and 13 is power module, and 14 is semiconductor laser synthesizer steady operation module, and 15 is treatment head (optical fiber head).
In Fig. 2,1 is pumping semiconductor laser, and 2 is optical coupling system, and 3 is reflecting mirror, and 4 is laser medium crystal, and 5 is outgoing mirror, and 6 is frequency-doubling crystal, and 7 is feedback mirrors, and 8 is condenser lens, 9 medical optical fibers for transmission red laser.
In Fig. 3, JP1 is external electric supply socket, and triode Q1 is three-terminal regulator block, and JP2 is internal cell electric power system input, triode Q3, Q4, formation charging circuit control circuit, and triode Q9 controls as charging.
In Fig. 4, JP4 is for controlling button socket.
In Fig. 5, single chip computer AT 89C2051 be in system control module as CPU microprocessor, in semiconductor laser synthesizer steady operation module, the stable power supply of triode Q8 Output of laser synthesizer, chip U1 is a comparator, triode Q10, Q11, works the power adjustments effect of controlling.Triode Q2 is laser head power supply." keyboard " in figure can connect controls button JP4.Triode Q6, as information negative feedback, stablizes output.
The specific embodiment
Below in conjunction with accompanying drawing, technical solution of the present invention is described.
This utility model semiconductor laser synthesizer therapeutic instrument comprises semiconductor laser and control system, wherein, semiconductor laser is semiconductor laser synthesizer of the present utility model, its internal structure is shown in Fig. 2, in Fig. 2,1 is semiconductor laser for pumping (LD), can adopt the form of many combinations, and its output wavelength is 808nm or 880nm.2 is optical coupling system, can be conventional LD laser coupled parts, as being a kind of or its combination wherein of coquille, aspherical mirror, binary optical lenses, and at its logical bright finish, prepares the anti-reflection film of pump light.3 is reflecting mirror, can adopt the structure of sphere and plane, is coated with to pump light height thoroughly the reflectance coating to the total reflection of 1300nm～1500nm wavelength on mirror; 4 is laser medium crystal, can be Nd:YVO4 or Nd:Gd:VO4 crystal; 5 is outgoing mirror, adopts planar structure, and eyeglass plating is partly reflected 1300nm～1500nm, the blooming to red laser total reflection; 6 being (can with temperature controlled) frequency-doubling crystal, can be the additive mixing crystal such as KTP, LBO, periodically poled KTP (PPKTP), periodically poled lithium niobate (PPLN); 7 is feedback mirrors, adopts planar structure, and eyeglass is coated with 1300nm～1500nm laser is all-trans, to the anti-reflection blooming of red laser.8 is condenser lens; 9 medical optical fibers for transmission red laser, 10 is the driving power of pumping with semiconductor laser 1.
Control system of the present utility model comprises power module 13, system control module 12 and semiconductor laser synthesizer steady operation module 14.
Referring to Fig. 3, power module 13 comprises external electric supply socket JP1, three-terminal regulator block Q1.Power supply is after external electric supply socket JP1, and wherein Q1 is three-terminal regulator block, the supply voltage (VCC) of 3 ends output circuit after diode D1.
This power module also comprises internal cell electric power system, and JP2 is internal cell electric power system input, by Q3, Q4, form charging circuit control circuit, when client in use, do not charge, when client stops using, Q3, Q4 start working, and now could charge to battery.The triode Q9 control that is used for charging, the pin of the colelctor electrode of Q9 and CPU microprocessor (AT89C2051) joins.
Power module 13 is connected with semiconductor laser synthesizer 11, provides described semiconductor laser synthesizer required working power;
Referring to Fig. 4, system control module 12 comprises CPU microprocessor, selects single chip computer AT 89C2051 as the kernel control chip of semiconductor laser synthesizer, controls the work of whole system.This control module also comprises that display circuit, power supply detect, warning circuit, and wherein, in four LED lamps, 3 are respectively used to show power, 3MW, 4MW, 5MW, and also having one is relay indicating light, 30MIN is power supply indicator.Triode Q7 is that power supply detects IC, when the too low alarm of power supply.
System control module 12, is connected with semiconductor laser synthesizer steady operation module 14 with power module 13, controls whole system work.
Semiconductor laser synthesizer steady operation module 14 comprises the circuit such as triode Q6, Q8, Q10, Q11, chip U1, U2.The stable power supply of Q8 Output of laser synthesizer wherein, JP5 is to provide laser synthesizer power output socket, and chip U1 is a comparator, and comparison signal amplifies to be exported by 1 foot, and triode Q10, Q11 are for power ratio control regulating action.Q2 is laser head (semiconductor laser synthesizer) power supply." keyboard " in figure connects controls button JP4.Triode Q6, for information negative feedback, stablizes output.The base stage of triode Q6, Q10, Q11 respectively series resistance connects the pin of CPU microprocessor (AT89C2051), and the pin of the collector series resistance of triode Q6 and Q2 and U1 chip joins.
Those of ordinary skill in the art can realize this control system according to circuit diagram completely, do not do other text description here.
Control system of the present utility model can be arranged in a main body.Referring to Fig. 1, by being arranged on laser leaded light line (the laser coupled line for laser connector on main body correct position, also be ampere wires) be connected with one end of semiconductor laser synthesizer, the other end of semiconductor laser synthesizer also can be connected with treatment 15 (optical fiber head), contact human body surface, treats.
The auxiliary accessories relevant with treating control also can be set, as controlled relevant selection button or shift knob and some selective parts to treatment, as power selection key and treatment start key etc. on main body.
Power-on, pumping focuses on laser medium crystal 4 by optical coupling system 2 with the laser of semiconductor laser 1 output, after laser medium crystal is subject to semiconductor laser and excites, produce population inversion, thereby between the resonator cavity being formed by reflecting mirror 3 and outgoing mirror 5, produce 1300nm～1500nm laser generation.1300nm～1500nm the laser producing is exported by outgoing mirror 5, occurrence frequency conversion on frequency-doubling crystal 6, produce 670nm-700nm red laser, the red laser producing is exported by feedback mirrors 7, resonator cavity is returned in remaining 1300nm～1500nm laser-bounce, play chamber external feedback effect, improve the 1300nm～1500nm laser intensity on frequency-doubling crystal.The red laser of output, line focus lens 8 focus on the end face of medical optical fiber 9, and arrive therapentic part by this fiber-optic transfer, treat.
Specific embodiment
Embodiment 1:
Pumping adopts 808nm LD (being the form of many combinations) with semiconductor laser 1, optical coupling system 2 can be conventional LD laser coupled parts, as being a kind of or its combination wherein of coquille, aspherical mirror, binary optical lenses, and at its logical bright finish, prepare the anti-reflection film of pump light.Laser medium crystal 4 adopts Nd:YVO4 crystal, plane mirror 3 platings are anti-reflection to 808nm, blooming to 1342nm laser total reflection, flat output mirror 5 platings are partly reflected 1342nm, blooming to 671nm total reflection, frequency-doubling crystal 6 adopts PPLN, and 7 platings of plane feedback mirrors are anti-reflection to 671nm, the blooming to 1342nm total reflection.
Power-on 10, pumping focuses on laser medium crystal 4 by optical coupling system 2 with the laser of semiconductor laser 1 output, after laser medium crystal 4 is subject to semiconductor laser and excites, produce population inversion, thereby produce 1342nm laser generation between the resonator cavity being formed by reflecting mirror 3 and outgoing mirror 5.The 1342nm laser producing is exported by outgoing mirror 5, occurrence frequency conversion on frequency-doubling crystal 6, produce 671nm red laser, the 671nm red laser producing is exported by feedback mirrors 7, resonator cavity is returned in remaining 1342nm laser-bounce, play chamber external feedback effect, improve the 1342nm laser intensity on frequency-doubling crystal.The 671nm red laser line focus lens 8 of output focus on, and inject medical optical fiber end face, by medical optical fiber 9, are transmitted to therapentic part.
Embodiment 2:
Pumping adopts 880nm LD (being the form of many combinations) with semiconductor laser 1, optical coupling system 2 can be conventional LD laser coupled parts, as being a kind of or its combination wherein of coquille, aspherical mirror, binary optical lenses, and at its logical bright finish, prepare the anti-reflection film of pump light.Laser medium crystal 4 adopts Nd:YVO4 crystal, reflecting mirror 3 platings are anti-reflection to 880nm, film system to 1342nm laser total reflection, outgoing mirror 5 platings are partly reflected 1342nm, film system to 671nm total reflection, frequency-doubling crystal 6 adopts lbo crystal, and feedback mirrors 7 platings are anti-reflection to 671nm, the film to 1342nm total reflection.
Power-on 10, pumping focuses on laser medium crystal 4 by optical coupling system 2 with the laser of semiconductor laser 1 output, after laser medium crystal 4 is subject to semiconductor laser and excites, produce population inversion, thereby produce 1342nm laser generation between the resonator cavity being formed by reflecting mirror 3 and outgoing mirror 5.The 1342nm laser producing is exported by outgoing mirror 5, occurrence frequency conversion on frequency-doubling crystal 6, produce 671nm red laser, the 671nm red laser producing is exported by feedback mirrors 7, resonator cavity is returned in remaining 1342nm laser-bounce, play chamber external feedback effect, improve the 1342nm laser intensity on frequency-doubling crystal.The 671nm red laser line focus lens 8 of output focus on, and inject medical optical fiber 9 end faces, by medical optical fiber 9, are transmitted to therapentic part.
Embodiment 3:
Pumping adopts 808nm LD (being the form of many combinations) with semiconductor laser 1, optical coupling system 2 can be conventional LD laser coupled parts, as being a kind of or its combination wherein of coquille, aspherical mirror, binary optical lenses, and at its logical bright finish, prepare the anti-reflection film of pump light.Laser medium crystal 4 adopts Nd:GdVO4 crystal, plane mirror 3 platings are anti-reflection to 808nm, film system to 1340nm laser total reflection, flat output mirror 5 platings are partly reflected 1340nm, film system to 670nm total reflection, frequency-doubling crystal 6 adopts PPKTP crystal, and 7 platings of plane feedback mirrors are anti-reflection to 670nm, the film to 1340nm total reflection.
Power-on 10, pumping focuses on laser medium crystal 4 by optical coupling system 2 with the laser of semiconductor laser 1 output, after laser medium crystal 4 is subject to semiconductor laser and excites, produce population inversion, thereby produce 1340nm laser generation between the resonator cavity being formed by reflecting mirror 3 and outgoing mirror 5.The 1340nm laser producing is exported by outgoing mirror 5, occurrence frequency conversion on frequency-doubling crystal 6, produce 670nm red laser, the 670nm red laser producing is exported by feedback mirrors 7, resonator cavity is returned in remaining 1340nm laser-bounce, play chamber external feedback effect, improve the 1340nm laser intensity on frequency-doubling crystal.The 670nm red laser line focus lens 8 of output focus on, and inject medical optical fiber 9 end faces, by medical optical fiber 9, are transmitted to therapentic part.
More than describing is only embodiment of the present utility model, obviously can do a lot of improvement and variation for a person skilled in the art and can not deviate from essence spirit of the present utility model, within all these changes and improvements are all considered to scope of the present invention.
Claims (10)
1. a semiconductor laser synthesizer therapeutic instrument, comprising: semiconductor laser and control system, it is characterized in that,
Semiconductor laser is that semiconductor laser synthesizer (11) comprising: laser medium crystal (4), semiconductor laser (1) for pumping laser dielectric crystal, by the laser focusing of semiconductor laser (1) output to the optical coupling system (2) on laser medium crystal (4), after making laser medium be subject to semiconductor laser to excite, produce population inversion, thereby between resonator cavity, produce reflecting mirror (3) and the outgoing mirror (5) of fundamental wave of laser vibration, the frequency-doubling crystal (6) that is red laser by the harmonic wave laser freuqency doubling of outgoing mirror (5) output, the harmonic wave laser-bounce of frequency multiplication is not returned to laserresonator, and the feedback mirrors (7) of the red laser being used for the treatment of of output generation, for the red laser of output being focused on to the end face of Transmission Fibers (9), and arrive therapentic part by this fiber-optic transfer, the condenser lens for the treatment of (8), laser medium crystal (4), reflecting mirror (3) and outgoing mirror (5) form laserresonator, and frequency-doubling crystal (6) is positioned between outgoing mirror (5) and feedback mirrors (7), after condenser lens (8) is arranged at feedback mirrors,
Control system comprises:
Power module (13), is connected with semiconductor laser synthesizer (11), provides described semiconductor laser synthesizer required working power;
Semiconductor laser synthesizer steady operation module (14), is connected with semiconductor laser synthesizer (11), power module (13) and system control module (12), controls the stable output of whole system;
System control module (12), is connected with semiconductor laser synthesizer steady operation module (14) with power module (13), controls whole system work.
2. semiconductor laser synthesizer therapeutic instrument as claimed in claim 1, is characterized in that: laser medium crystal (4) is neodymium-doped laser medium crystal, is selected from Nd:YVO4 or Nd:GdVO4 crystal.
3. semiconductor laser synthesizer therapeutic instrument as claimed in claim 1, is characterized in that: Transmission Fibers is for transmitting red laser, and the red laser of therapeutic instrument output is directed to therapentic part, the medical optical fiber for the treatment of (9).
4. semiconductor laser synthesizer therapeutic instrument as claimed in claim 1, is characterized in that: frequency-doubling crystal is selected from KTP or LBO or PPKTP or PPLN crystal.
5. semiconductor laser synthesizer therapeutic instrument as claimed in claim 1, is characterized in that: the minute surface of reflecting mirror is coated with the semiconductor laser beam of pumping thoroughly high, the blooming to the total reflection of 1300nm～1500nm wavelength.
6. semiconductor laser synthesizer therapeutic instrument as claimed in claim 1, is characterized in that: the eyeglass of outgoing mirror is coated with 1300nm～1500nm wavelength laser is partly reflected, the blooming to red laser total reflection.
7. semiconductor laser synthesizer therapeutic instrument as claimed in claim 1, is characterized in that: the eyeglass of feedback mirrors is coated with to the total reflection of 1300nm～1500nm wavelength laser, to the anti-reflection blooming of red laser.
8. semiconductor laser synthesizer therapeutic instrument as claimed in claim 1, is characterized in that: semiconductor laser synthesizer can emissive porwer be the red laser of 650nm – 700nm.
9. semiconductor laser synthesizer therapeutic instrument as claimed in claim 1, is characterized in that: power module (13) comprising: external electric supply socket JP1, three-terminal regulator block Q1, internal cell electric power system input JP2, the triode Q3 that forms charging circuit and Q4 and for controlling the triode Q9 of charging.
10. semiconductor laser synthesizer therapeutic instrument as claimed in claim 1, it is characterized in that: semiconductor laser synthesizer steady operation module (14) comprising: the triode Q8 of Output of laser synthesizer stabilized power source, the comparator chip U1, triode Q10, the Q11 of power ratio control regulating action that provide semiconductor laser synthesizer power output socket JP5, comparison signal to amplify, triode Q2 as semiconductor laser synthesizer power supply, as information negative feedback, stablize the triode Q6 of output.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420191754.5U CN203829492U (en) | 2014-04-18 | 2014-04-18 | Semiconductor laser synthesizer therapeutic instrument |
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| CN201420191754.5U CN203829492U (en) | 2014-04-18 | 2014-04-18 | Semiconductor laser synthesizer therapeutic instrument |
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| CN203829492U true CN203829492U (en) | 2014-09-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103877679A (en) * | 2014-04-18 | 2014-06-25 | 深圳天基权健康科技集团股份有限公司 | Semiconductor laser synthesizer therapeutic instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103877679A (en) * | 2014-04-18 | 2014-06-25 | 深圳天基权健康科技集团股份有限公司 | Semiconductor laser synthesizer therapeutic instrument |
| CN103877679B (en) * | 2014-04-18 | 2017-02-22 | 深圳天基权健康科技集团股份有限公司 | Semiconductor laser synthesizer therapeutic instrument |
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