CN201505178U - Green laser therapy apparatus - Google Patents
Green laser therapy apparatus Download PDFInfo
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- CN201505178U CN201505178U CN2009201754157U CN200920175415U CN201505178U CN 201505178 U CN201505178 U CN 201505178U CN 2009201754157 U CN2009201754157 U CN 2009201754157U CN 200920175415 U CN200920175415 U CN 200920175415U CN 201505178 U CN201505178 U CN 201505178U
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Abstract
The utility model relates to a green laser therapy apparatus, comprising a shell, a liquid crystal touch screen, an LD pumping light-condensation cavity, an optical fiber coupler, an acousto-optic Q-regulation drive source, a control system, a cooling system and a green laser solid laser, the liquid crystal touch screen is arranged at the top part of the shell, the green laser solid laser, a power supply and the cooling system are arranged in the shell, an output mirror of the green laser solid laser is connected with the optical fiber coupler and an optical fiber by a 45-degree reflector, the cooling system is respectively connected to an acoustic optical modulator, the LD pumping light-condensation cavity, a KTP frequency doubling crystal and the output mirror; the power supply is connected to the power supply by red light indication, the power supply is connected with the acousto-optic Q-regulation drive source and an LD pumping source by the control system, and the acousto-optic Q-regulation drive source is connected with the acoustic optical modulator, and the LD pumping source is connected to the LD pumping light-condensation cavity.
Description
Technical field
This utility model relates to a kind of green laser therapy aparatus that is used to the tissue vaporizing, excise benign prostatic hyperplasia and be rich in hemoglobin.
Background technology
Hyperplasia of prostate is commonly called as prostate hyperplasia, is Senile disease, and mostly after 50 years old, its sickness rate constantly raises age of onset with age.Because of patient age is big, this sick normal other system disease that merges in various degree, this has just influenced effective treatment of hyperplasia of prostate.The optimal therapy of hyperplasia of prostate is a prostatectomy, comprises open operation and electrotomy, but has many patients can not tolerate surgery, and in various degree anesthesia and surgical contraindication are arranged.
The open operation operation is easier, good operation effect.The operation shortcoming is a prostate nest anthemorrhagic difficulty in the art, and owing to destroyed the integrity of prostatic urethra mucosa, post-operative complication is more relatively.
Transurethral prostatic electroresection A (TURP) accounts for more than 90% of prostate removal surgery abroad, is described as " goldstandard " of prostatic hyperplasia operative treatment.But the case fatality rate in its postoperative 1 month is 0.2%, and complication rate is 18%.Severe complications is a per urethra TURP syndrome, but if untimely discovery and handle threat to life rapidly.Because the operation technique difficulty is bigger, the patient must pass through strict training could be on top of.Gasify TURP, plasma TURP all has certain amount of bleeding, and the operation of body of gland the greater is consuming time longer, and operation still has certain danger, thereby TURP generally is applicable to the prostatic hyperplasia patients of body of gland less than 60 grams.
The appearance of green laser selective prostate vaporization art (GreenLight PVP) has but changed the history of the treatment of treatment benign prostatic hyperplasia (BPH).The accurately prostata tissue of selective evaporation hypertrophy of the green laser of high-power 532nm is used in the PVP operation, not only can obtain the same good clinical effectiveness with TURP, and operation risk is minimum.PVP belongs to the microinvasion operation, can finish in outpatient service; Hemorrhage hardly in the operation; Symptom and the curative effect that can remove patient rapidly are lasting.
The utility model content
The purpose of this utility model provides a kind of green laser therapy aparatus, has overcome the deficiency of the said goods, and it is that 532nm, power are the tissue that the green laser of 120w is used to vaporize, excise benign prostatic hyperplasia and is rich in hemoglobin that a kind of wavelength that produces is provided.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of green laser therapy aparatus, comprise housing, liquid crystal touch screen, LD pumping laser pump cavity, fiber coupler, the acousto-optic Q modulation drive source, control system, cooling system and green laser solid state laser, bottom, the positive side of described housing is provided with the heat radiation air intake, middle part, the positive side of housing is provided with emergency stop switch, the emergency stop switch upside is provided with on and off switch, top, the positive side of described housing is provided with intelligent bayonet socket, intelligence bayonet socket left side is provided with the optical fiber socket, intelligence bayonet socket right side is provided with optical fiber and protects frame, optical fiber protects frame and is provided with optical fiber and protects frame altitude mixture control button, the described case top rear side liquid crystal touch screen that is coupling; Described housing trailing flank bottom is provided with radiator fan, the radiator fan right side is provided with cable hank around frame, cable hank is provided with pedal control switch interface, gate inhibition's control interface and power import side by side around the frame bottom, described cable hank coiling upside is provided with battery main switch, described housing trailing flank top is provided with handle, the handle downside is provided with the foot switch suspension button, and described housing also disposes pedal control switch outward.
Be provided with green laser solid state laser in the described housing, green laser solid state laser is made up of completely reflecting mirror, acousto-optic modulator, LD pumping laser pump cavity, harmonic reflection mirror, KTP frequency-doubling crystal and outgoing mirror, described completely reflecting mirror connects acousto-optic modulator, acousto-optic modulator connects LD pumping laser pump cavity, LD pumping laser pump cavity connects harmonic reflection mirror, harmonic reflection mirror connects the KTP frequency-doubling crystal, the KTP frequency-doubling crystal connects outgoing mirror, outgoing mirror connects 45 ° of reflecting mirrors, 45 ° of reflecting mirrors connect fiber coupler, and fiber coupler connects optical fiber.
Power supply and cooling system also are set in the described housing, and cooling system is connected respectively to acousto-optic modulator, LD pumping laser pump cavity, KTP frequency-doubling crystal and outgoing mirror; Described power supply connects 45 ° of reflecting mirrors, is provided with the HONGGUANG indication between power supply and 45 ° of reflecting mirrors.
Described power supply connection control system, power supply connects acousto-optic Q modulation drive source and LD pumping source by control system, and described acousto-optic Q modulation drive source is connected to the acousto-optic modulator of green laser solid state laser; Described LD pumping source is connected to the LD pumping laser pump cavity of green laser solid state laser.
Described LD pumping laser pump cavity mainly is made up of laser diode-pumped, LD pumping laser pump cavity is the core of laser instrument, LD pumping laser pump cavity adopts 35 808nm diode laser matrixs that wall scroll is CW40W, and each diode laser matrix is arranged in series on the same metal module.
Described acousto-optic Q modulation drive source mainly is made up of local oscillator, manipulator and power resonance amplifier, and local oscillator connects manipulator, and manipulator connects tuned power amplifier.
The beneficial effect of green laser therapy aparatus described in the utility model is: the overall structure structural design, improved the conversion efficiency of laser instrument greatly, and reduced volume, weight and the power consumption of system; Integrated design has the man machine operation interface of hommization, has embodied the integrated and level of modernization of height of product; Have only the prostate part that microtrauma is arranged after the green laser therapy, do not injure surrounding tissue and organ, not hemorrhage substantially, the use amount of flushing liquor is few in the therapeutic process, does not need general anesthesia again, does not hinder patient's vigour, and side effect is few, and result of use is good, the safety coefficient height.
Description of drawings
Fig. 1 is the structural representation of the described green laser therapy aparatus of this utility model embodiment;
Fig. 2 is the rearview of the described green laser therapy aparatus of this utility model embodiment;
Fig. 3 is the principle schematic of the green laser therapy aparatus of the described electricity of this utility model embodiment;
Fig. 4 be the green laser therapy aparatus of the described electricity of this utility model embodiment the sketch map of LD pumping laser pump cavity;
Fig. 5 is the schematic diagram of the LD pumping laser pump cavity of the green laser therapy aparatus of the described electricity of this utility model embodiment;
Fig. 6 is the sketch map of the acousto-optic Q modulation drive source of the green laser therapy aparatus of the described electricity of this utility model embodiment.
Among the figure:
1, housing; 2, liquid crystal touch screen; 3, intelligent bayonet socket; 4, optical fiber socket; 5, optical fiber protects frame; 6, optical fiber protects frame altitude mixture control button; 7, on and off switch; 8, emergency stop switch; 9, heat radiation air intake; 10, pedal control switch; 11, hands handle; 12, foot switch suspension button; 13, battery main switch; 14, cable hank is around frame; 15, radiator fan; 16, foot switch control interface; 17, gate inhibition's control interface; 18, power import; 19, completely reflecting mirror; 20, acousto-optic modulator; 21, LD pumping laser pump cavity; 22, harmonic reflection mirror; 23, KTP frequency-doubling crystal; 24, outgoing mirror; 25,45 ° of reflecting mirrors; 26, fiber coupler; 27, optical fiber; 28, acousto-optic Q modulation drive source; 29, LD pumping source; 30, control system; 31, power supply; 32, cooling system; 33, HONGGUANG indication; 34, local oscillator; 35, manipulator; 36, tuned power amplifier; 37, green laser solid state laser.
The specific embodiment
As Figure 1-3, the described green laser therapy aparatus of this utility model embodiment, comprise housing 1, liquid crystal touch screen 2, LD pumping laser pump cavity 21, fiber coupler 26, acousto-optic Q modulation drive source 28, control system 30, cooling system 32 and green laser solid state laser 37, described housing 1 positive bottom, side is provided with heat radiation air intake 9, middle part, housing 1 positive side is provided with emergency stop switch 8, emergency stop switch 8 upsides are provided with on and off switch 7, described housing 1 positive top, side is provided with intelligent bayonet socket 3, intelligence bayonet socket 3 left sides are provided with optical fiber socket 4, intelligence bayonet socket 3 right sides are provided with optical fiber and protect frame 5, optical fiber protects frame 5 and is provided with optical fiber and protects frame altitude mixture control button 6, the described housing 1 top rear liquid crystal touch screen 2 that is coupling; Described housing 1 trailing flank bottom is provided with radiator fan 15, radiator fan 15 right sides are provided with cable hank around frame 14, cable hank is provided with pedal control switch interface 16, gate inhibition's control interface 17 and power import 18 side by side around frame 14 bottoms, described cable hank 14 upsides that wind the line are provided with battery main switch 13, described housing 1 trailing flank top is provided with handle 11, handle 11 downsides are provided with foot switch suspension button 12, the described housing 1 outer pedal control switch 10 that also disposes.
Be provided with green laser solid state laser 37 in the described housing 1, green laser solid state laser 37 is by completely reflecting mirror 19, acousto-optic modulator 20, LD pumping laser pump cavity 21, harmonic reflection mirror 22, KTP frequency-doubling crystal 23 and outgoing mirror 24 are formed, described completely reflecting mirror 19 connects acousto-optic modulator 20, acousto-optic modulator 20 connects LD pumping laser pump cavity 21, LD pumping laser pump cavity 21 connects harmonic reflection mirror 22, harmonic reflection mirror 22 connects KTP frequency-doubling crystal 23, KTP frequency-doubling crystal 23 connects outgoing mirror 24, outgoing mirror 24 connects 45 ° of reflecting mirrors 25,45 ° of reflecting mirrors 25 connect fiber coupler 26, fiber coupler 26 connects optical fiber 27, described fiber coupler 26 adopts short burnt optical focusing lens, two-sided plating makes the focus spot diameter at 0.3～0.4mm to wavelength 532nm high antireflection film; It is the silica fibre of 0.6mm that optical fiber 27 adopts total footpath, standard coupling head, light output end 75 degree side direction laser outputs.
Described power supply 31 connection control system 30, the WINDOWS operation interface of hommization is provided to the user by man machine interface control system 30, finish operation by touch screen to whole instrument, shielded the control logic of internal system complexity, described power supply 31 connects acousto-optic Q modulation drive source 28 and LD pumping source 29 by control system 30, described acousto-optic Q modulation drive source 28 is connected to the acousto-optic modulator 20 of green laser solid state laser 37, acousto-optic Q modulation drive source 28 makes it can export the dynamic light pulse of high-peak power for acousto-optic modulator 20 provides driving; Described LD pumping source 29 is connected to the LD pumping laser pump cavity 21 of green laser solid state laser 37, and the LD pump supply source adopts array way to provide high-power constant-current driving for LD pumping laser pump cavity 21.
Described cooling system 32 adopts the compression refrigeration mode, and cooling system 32 is made up of parts such as compressor, condenser, cooling fan, water circulating pump, water tank and control system; Have the overheat of compressor protection, the water temperature temperature alarm, water tank lacks water is reported to the police, and functions such as current undervoltage warning, control system adopt complete intelligent PID automatically to follow the tracks of and regulate; Eliminated and heated up or cooling inertia, made temperature control more accurate.
Shown in Figure 4 and 5, the described green laser therapy aparatus of this utility model embodiment, described LD pumping laser pump cavity 21 mainly is made up of laser diode-pumped, LD pumping laser pump cavity 21 is cores of laser instrument, LD pumping laser pump cavity 21 adopts 35 808nm diode laser matrixs that wall scroll is CW40W, per 7 diode laser matrixs are arranged in series on the same metal module, can realize the output of the continuous basic frequency laser of power 200W, carry out acousto-optic modulation and intracavity frequency doubling on this basis, may ultimately reach mean power is the above double-frequency laser output of 120W; In use, under the control of embedded MCU system, the pwm power inverter circuit is converted to alternating current 220V efficiently the required voltage of LD array and corresponding power is provided; The current value that the constant current feedback control circuit makes driving current constant set in embedded MCU; The LD testing circuit provides electric current, the magnitude of voltage of LD, provides data for system carries out self adaptation adjustment, overcurrent/overvoltage protection etc.Embedded MCU is controlled coordination as the control core of power supply according to the setting of host computer and the state of electric current each several part.
As shown in Figure 6, the described green laser therapy aparatus of this utility model embodiment, described acousto-optic Q modulation drive source 28 mainly is made up of local oscillator 34, manipulator 35 and power resonance amplifier 36, local oscillator 34 connects manipulator 35, manipulator 35 connects tuned power amplifier 36, in use, acousto-optic Q modulation drive source 28 provides driving for laser instrument inside acousto-optic Q-switching, thereby realize the dynamic output of laser instrument, the long design in the chamber of resonator cavity is short as far as possible in use, make intracavity wraparound population enough big, the compression laser pulse width with the ratio of threshold inversion particle coefficient; Because the impulse waveform of output laser is directly influenced by the switching rate of acousto-optic modulator, therefore, compresses the trailing edge of acousto-optic and switch drive source high-frequency signal as far as possible; Simultaneously acousto-optic Q-switching is placed on beam waist position in the resonator cavity, transfers Q efficient, realize the double-frequency laser output of 120W level mean power to reach to improve.
Its operation principle is: optical fiber is imported into the prostatic hyperplasia position by the cystoscope of the continuous flushing of a standard, the green laser of wavelength 532nm is exported with side direction by optical fiber, closely act on tissue, laser energy all is delivered to prostata tissue, energy effectively gathers organizationally, and tissue is accurately vaporized, cut and solidifies.Hemoglobin in the prostata tissue can selectivity absorbs green laser, because the laser penetration depth as shallow, makes the power density height of in tissue unit volume, thereby produces effective tissue vaporization effect, and reach the purpose of treatment.
Above-described embodiment, this utility model specific embodiment a kind of more preferably just, the common variation that those skilled in the art carries out its contour structures and compound mode etc. all should be included in the protection domain of the present utility model.
Claims (5)
1. green laser therapy aparatus, comprise housing, liquid crystal touch screen, LD pumping laser pump cavity, fiber coupler, acousto-optic Q modulation drive source, control system, cooling system and green laser solid state laser, bottom, the positive side of described housing is provided with the heat radiation air intake, middle part, the positive side of housing is provided with emergency stop switch, the emergency stop switch upside is provided with on and off switch, it is characterized in that: top, the positive side of described housing is provided with intelligent bayonet socket, intelligence bayonet socket left side is provided with the optical fiber socket, the case top rear side liquid crystal touch screen that is coupling; Be provided with green laser solid state laser, power supply and cooling system in the described housing, green laser solid state laser connects power supply and cooling system respectively.
2. green laser therapy aparatus according to claim 1, it is characterized in that: green laser solid state laser is made up of completely reflecting mirror, acousto-optic modulator, LD pumping laser pump cavity, harmonic reflection mirror, KTP frequency-doubling crystal and outgoing mirror, described completely reflecting mirror connects acousto-optic modulator, acousto-optic modulator connects LD pumping laser pump cavity, LD pumping laser pump cavity connects harmonic reflection mirror, harmonic reflection mirror connects the KTP frequency-doubling crystal, the KTP frequency-doubling crystal connects outgoing mirror, outgoing mirror connects 45 ° of reflecting mirrors, 45 ° of reflecting mirrors connect fiber coupler, and fiber coupler connects optical fiber.
3. green laser therapy aparatus according to claim 1 and 2 is characterized in that: described cooling system is connected respectively to acousto-optic modulator, LD pumping laser pump cavity, KTP frequency-doubling crystal and outgoing mirror; Described power supply connects 45 ° of reflecting mirrors, is provided with the HONGGUANG indication between power supply and 45 ° of reflecting mirrors.
4. green laser therapy aparatus according to claim 1 and 2, it is characterized in that: described power supply connection control system, power supply connects acousto-optic Q modulation drive source and LD pumping source by control system, and described acousto-optic Q modulation drive source is connected to the acousto-optic modulator of green laser solid state laser; Described LD pumping source is connected to the LD pumping laser pump cavity of green laser solid state laser.
5. green laser therapy aparatus according to claim 3 is characterized in that: described acousto-optic Q modulation drive source mainly is made up of local oscillator, manipulator and power resonance amplifier, and local oscillator connects manipulator, and manipulator connects tuned power amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201754157U CN201505178U (en) | 2009-08-24 | 2009-08-24 | Green laser therapy apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201754157U CN201505178U (en) | 2009-08-24 | 2009-08-24 | Green laser therapy apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN201505178U true CN201505178U (en) | 2010-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009201754157U Expired - Fee Related CN201505178U (en) | 2009-08-24 | 2009-08-24 | Green laser therapy apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103550869A (en) * | 2013-06-18 | 2014-02-05 | 北京时代卓易科技发展有限公司 | 1064nm lamp pump pulse laser therapeutic instrument and application method thereof |
| CN104207846A (en) * | 2013-06-05 | 2014-12-17 | 上海瑞柯恩激光技术有限公司 | Thulium-holmium two-in-one dual-wavelength multifunctional laser therapy machine for urinary surgery |
| CN107440795A (en) * | 2017-09-04 | 2017-12-08 | 哈尔滨工程大学 | A kind of feedback light thermal cure instrument of dual wavelength excitation |
| CN107616834A (en) * | 2017-10-31 | 2018-01-23 | 重庆京渝激光技术有限公司 | Laser cure apparatus with cooling system |
| CN107998510A (en) * | 2016-11-02 | 2018-05-08 | 广州美琳美健医疗科技有限公司 | Baby's phototherapy film |
-
2009
- 2009-08-24 CN CN2009201754157U patent/CN201505178U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104207846A (en) * | 2013-06-05 | 2014-12-17 | 上海瑞柯恩激光技术有限公司 | Thulium-holmium two-in-one dual-wavelength multifunctional laser therapy machine for urinary surgery |
| CN103550869A (en) * | 2013-06-18 | 2014-02-05 | 北京时代卓易科技发展有限公司 | 1064nm lamp pump pulse laser therapeutic instrument and application method thereof |
| CN103550869B (en) * | 2013-06-18 | 2016-04-13 | 北京时代卓易科技发展有限公司 | A kind of 1064nm lamp pumping pulse laser therapeutic instrument and using method thereof |
| CN107998510A (en) * | 2016-11-02 | 2018-05-08 | 广州美琳美健医疗科技有限公司 | Baby's phototherapy film |
| CN107440795A (en) * | 2017-09-04 | 2017-12-08 | 哈尔滨工程大学 | A kind of feedback light thermal cure instrument of dual wavelength excitation |
| 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 |
| CN107616834A (en) * | 2017-10-31 | 2018-01-23 | 重庆京渝激光技术有限公司 | Laser cure apparatus with cooling system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100616 Termination date: 20110824 |