CN102946052A - Semiconductor laser module for laser medical cosmetology - Google Patents
Semiconductor laser module for laser medical cosmetology Download PDFInfo
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- CN102946052A CN102946052A CN2012104799194A CN201210479919A CN102946052A CN 102946052 A CN102946052 A CN 102946052A CN 2012104799194 A CN2012104799194 A CN 2012104799194A CN 201210479919 A CN201210479919 A CN 201210479919A CN 102946052 A CN102946052 A CN 102946052A
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Abstract
The invention provides a semiconductor laser module for laser medical cosmetology. A contact window of the semiconductor laser module can be directly contacted with skin. The semiconductor laser module for the laser medical cosmetology comprises a semiconductor laser array, an optical waveguide located at the light-emitting face front end of the semiconductor laser array, the boss-shaped transparent contact window located at the optical waveguide light-outgoing port end and a refrigeration block for conduction cooling of the contact window. The refrigeration block is divided into a base portion and a hollow head portion located above the base portion, one end of the hollow head portion is integrally adhered to and fastened with a lateral wall of the contact window, the optical waveguide light-outgoing port end is located in a cavity of the hollow head portion, and a gap is reserved between the optical waveguide light-outgoing port end and an inner wall of the hollow head portion. A heat insulation sleeve is wrapped on the base portion of the refrigeration block. A thermoelectric semiconductor refrigerator is arranged under the base portion of the refrigeration block. The semiconductor laser module adopts a unique refrigeration structure design, enables the temperature of the working end face directly contacted with the skin to be close to a freezing point and is simple and stable in structure.
Description
Technical field
The invention belongs to the semiconductor laser application, relate to the semiconductor laser module that a kind of laser medical beauty treatment is used.
Background technology
The key areas that laser medicine is used as laser develops very fastly, progressively moves to maturity.Volume is little, lightweight because having, the life-span is long, low in energy consumption for semiconductor laser, wavelength covers wide characteristics, is specially adapted to the manufacturing of Medical Devices.
The commercial laser depilation system that uses has at present: ruby laser (wavelength 694nm), alexandrite laser (wavelength 755nm), semiconductor laser (wavelength 810nm) and accent Q neodymium doped yttrium aluminium garnet laser (wavelength 1064nm).Wherein the semiconductor laser depilation has been proved to be a kind of safety and effective laser depilation mode.
According to estimates, the laser depilation operation of carrying out in the global range in 2010 reaches 5,000,000 person-times.Semiconductor laser is the skin reconstruction operations in another important application of beauty treatment fields, is used for smoothing wrinkle, tender skin.Moisture absorption during laser is organized by dermal collagen produces thermal effect, and the regeneration of stimulation collagen and reinventing makes the skin smooth delicacy that becomes, and recovers elasticity.In addition, laser also can be used for treating freckle, traumatic pigmentation, dispel tatoo, eyebrow tattooing, informer etc. are black, the cyanine pathology
Thermal source the most frequently used in the ophthalmology is semiconductor laser, and semiconductor laser can be used for treating various Refractory Glaucomas, the intractable high intraocular pressure of Silicone oil injection postoperative, and amphiblestroid light is solidifying and fixing etc.
Full-fledged along with semiconductor laser technique, self distinctive advantage constantly increase, its in the application of medical field also in continuous expansion, nearly cover the range of application of other laser.It has not only remedied high energy CO laser and has been difficult for Optical Fiber Transmission, unhandy shortcoming, and has remedied the shortcoming that lamp light-pumped solid state laser efficient is low, heat radiation bothers, and is expected to become the main flow of medical laser.
The apparatus for laser depilation of the Chinese patent Granted publication number Japanese Ya Mang Co., Ltd utility model for CN1452465 discloses.This device adopts power output 5mW-1500mw, and the semiconductor laser of wavelength 600nm-1600nm loses hair or feathers, because system's power output is low, spot size is little, and wavelength output is also non-adjustable, and depilation efficient is very low.
Summary of the invention
The object of the invention is to overcome the shortcoming of above-mentioned background technology, the semiconductor laser module that provides a kind of laser medical beauty treatment to use, contact hole of the present invention can be directly and skin contact.
The objective of the invention is to solve by the following technical programs:
The semiconductor laser module that laser medical beauty treatment is used comprises
The semiconductor laser array that is formed by the stack of a plurality of semiconductor lasers,
Be positioned at semiconductor laser array light-emitting area front end fiber waveguide,
Be positioned at fiber waveguide light-emitting window end boss shape transparent contact hole and
In order to contact hole is conducted the cold-making block of cooling;
Described cold-making block is divided into basal part and is positioned at the hollow type head of basal part top, one end of this hollow type head is with the whole applying fastening of the sidewall of contact hole, fiber waveguide light-emitting window end is positioned at the cavity of hollow type head, and and the inwall of hollow type head between leave the space;
The basal part of cold-making block is coated with collet;
The thermoelectric semiconductor refrigerator is set below the basal part of cold-making block, and thermoelectric semiconductor refrigerator (TEC) below is provided with the first water flowing piece; Semiconductor laser array is equipped with the second water flowing piece for heat radiation;
Fiber waveguide is clamped on the basal part or the first water flowing piece of cold-making block.
Based on above-mentioned basic technical scheme, the present invention has also done following optimization and has limited and improve.
The guiding gutter that is provided with to guide the ponding discharge on basal part and/or the first water flowing piece surface of cold-making block.
Fiber waveguide by being installed on cold-making block basal part or a pair of grooved fixed block on the first water flowing piece grip, this is fixed by the screw cross-under the grooved fixed block.
Liquid cooling passage in above-mentioned the first water flowing piece and the second water flowing piece can be independent separately, also can be in series.
Above-mentioned fiber waveguide integral body is cylinder, round platform, prism or terrace with edge shape.
Above-mentioned fiber waveguide is positioned at semiconductor laser array light-emitting area front end, apart from semiconductor laser array light-emitting area 0.5-5.0 millimeter.
The material of above-mentioned contact hole can be sapphire or K9 glass, quartz glass, diamond etc.
The material of above-mentioned cold-making block can be metal material, such as copper, and aluminium, iron, gold plated copper, gold-plated aluminium, stainless steels etc. also can be diamonds.
The material of above-mentioned the first water flowing piece and the second water flowing piece can be copper, aluminium, stainless steel, hard anodized aluminium, plastics.
Above-mentioned semiconductor laser is that chip of laser is encapsulated on the heat sink, and heat sink can be micro-channel heat sink, grand passage is heat sink or metal derby; Chip of laser can be single-shot luminous point chip, also can be multiple luminous point chip.
The present invention has following beneficial effect:
1, the fast axle angle of divergence of semiconductor laser array mini-bus bar quick shaft direction is 30～40 degree usually, and the slow axis angle of divergence is 5～10 degree; Use fiber waveguide transmission laser, confine optical beam is dispersed, and by Multi reflection, therefore the hot spot of final outgoing is obtained uniform light spots by homogenize to light beam in fiber waveguide.
2, adopt unique refrigeration structure design, so that the operative end surface temperature that directly contacts with skin can be near freezing point, and compact conformation, stablize.
3, adopt thermoelectric semiconductor refrigerator (TEC) as cooling source, the temperature of regulating cold-making block is freezed to contact hole, and chilling temperature can be low to moderate (freezing point) about 5 ℃, the pain when having effectively reduced treatment.
4, coupling setting has the water flowing piece of liquid cooling passage, and radiating efficiency is high; In addition, water flowing piece under the thermoelectric semiconductor refrigerator also can consist of a channels in series with the liquid cooling passage of the miscellaneous part such as semiconductor laser array is whole, semiconductor laser array and semiconductor thermoelectric refrigeration device (TEC) cooling water channel are cascaded structure, connect by the water flowing piece, simple in structure, overcome each uncontrollable shortcoming in branch road water route of traditional water route in parallel, effectively guaranteed the cooling of semiconductor laser, so that laser works is more reliable and more stable.
5, contact hole adopts the boss design, assists entering of article such as epoxy resin etc. when having stopped treatment, so that laser works is more reliable and more stable; Simultaneously contact hole change easy, during use can with skin attachement, the contact site temperature had both protected normal skin not to be subjected to fire damage near freezing point effectively, eased the pain, and can increase the treatment energy again, improved curative effect; Contact hole presses down skin simultaneously, makes the hair follicle lodging, makes the uptake of laser increase 30%-40%.
6, cold-making block freezes to contact hole, need the cold-making block head temperature very low, and for the cold-making block afterbody, again can not temperature too low, cold-making block afterbody temperature is very low, the temperature of fiber waveguide also will be very low will dewfall at the fiber waveguide light inlet, dewfall forms water smoke, will pollute semiconductor laser, semiconductor laser was lost efficacy.Position temperature difference characteristics when considering product work are arranging thermal insulation jacket (layer), avoid catching a cold dewfall, ponding near the refrigeration position.
7, at water flowing piece (and on cold-making block) guiding gutter is set, the ponding that dewfall is formed can be derived the pollution of avoiding noise spectra of semiconductor lasers by guiding gutter.
8, fiber waveguide grips by fixed block, and the contact site of fiber waveguide and fixed block is perpendicular or horizontal plane, is beneficial to stable holding and fixes, and fixed block can be arranged on cold-making block basal part and the/the first water flowing piece.
Description of drawings
Fig. 1 is embodiment of the invention structural representation;
Fig. 2 is the schematic perspective view of the embodiment of the invention.
Drawing reference numeral explanation: 1 semiconductor laser array; 2 fiber waveguides; 3 contact holes; 4 cold-making blocks; 5 semiconductor thermoelectric refrigeration devices; 6 first water flowing pieces; 7 laser chips; 8 heat sinks; 9 collets; 10 first fixed blocks; 11 second fixed blocks; 12 insulating blankets; 13 guiding gutters; 14 second water flowing pieces; 15 water inlets; 16 delivery ports.
Embodiment
Below in conjunction with accompanying drawing the present invention is done and to describe in further detail:
As depicted in figs. 1 and 2, the semiconductor laser module that laser medical beauty treatment of the present invention is used, the transparent contact hole of the boss shape that comprise the semiconductor laser array, the fiber waveguide that is positioned at semiconductor laser array light-emitting area front end that are formed by the stack of a plurality of semiconductor lasers, is positioned at fiber waveguide light-emitting window end and in order to contact hole is conducted the cold-making block of cooling.
Cold-making block is divided into basal part and is positioned at the hollow type head of basal part top, one end of this hollow type head is with the whole applying fastening of the sidewall of contact hole, fiber waveguide light-emitting window end is positioned at the cavity of hollow type head, and and the inwall of hollow type head between leave the space.The basal part of cold-making block is coated with collet.
The thermoelectric semiconductor refrigerator is set below the basal part of cold-making block, and thermoelectric semiconductor refrigerator (TEC) below is provided with the first water flowing piece; Semiconductor laser array is equipped with the second water flowing piece for heat radiation;
Fiber waveguide by being installed on cold-making block basal part or a pair of grooved fixed block on the first water flowing piece grip, this is fixed by the screw cross-under the grooved fixed block.
The guiding gutter that is provided with to guide the ponding discharge on basal part and/or the first water flowing piece surface of cold-making block.
Liquid cooling passage in the first water flowing piece and the second water flowing piece can be independent separately, preferably is in series.
Fiber waveguide integral body is cylinder, round platform, prism or terrace with edge shape.Fiber waveguide is positioned at semiconductor laser array light-emitting area front end, apart from semiconductor laser array light-emitting area 0.5-5.0 millimeter.According to the practical application needs, the material of fiber waveguide can be metal, and then fiber waveguide is hollow, and four faces all are coated with reflectance coating in the fiber waveguide; The material of fiber waveguide also can be transparent material, and such as glass, resin, sapphire, diamond etc., then fiber waveguide both can be for solid, also can be for hollow.Further improve energy density such as needs, fiber waveguide can adopt has terrace with edge shape or the truncated cone-shaped that light beam converges effect.
The material of contact hole can be sapphire or K9 glass, quartz glass, diamond etc.
The material of cold-making block can be metal material, such as copper, and aluminium, iron, gold plated copper, gold-plated aluminium, stainless steels etc. also can be diamonds.The material of the first water flowing piece and the second water flowing piece can be copper, aluminium, stainless steel, hard anodized aluminium, plastics.
The semiconductor laser that the present invention adopts can be that chip of laser is encapsulated on the heat sink, and heat sink can be micro-channel heat sink, grand passage is heat sink or metal derby; Chip of laser can be single-shot luminous point chip, also can be multiple luminous point chip.
If adopt the present invention to carry out laser depilation, then the power output of semiconductor laser array 1 is to get final product more than the 200W.
Claims (10)
1. the semiconductor laser module used of laser medical beauty treatment is characterized in that: comprise
The semiconductor laser array that is formed by the stack of a plurality of semiconductor lasers,
Be positioned at semiconductor laser array light-emitting area front end fiber waveguide,
Be positioned at fiber waveguide light-emitting window end boss shape transparent contact hole and
In order to contact hole is conducted the cold-making block of cooling;
Described cold-making block is divided into basal part and is positioned at the hollow type head of basal part top, one end of this hollow type head is with the whole applying fastening of the sidewall of contact hole, fiber waveguide light-emitting window end is positioned at the cavity of hollow type head, and and the inwall of hollow type head between leave the space;
Basal part at cold-making block is coated with collet;
The thermoelectric semiconductor refrigerator is set below the basal part of cold-making block, and thermoelectric semiconductor refrigerator (TEC) below is provided with the first water flowing piece; Semiconductor laser array is equipped with the second water flowing piece for heat radiation;
Fiber waveguide is clamped on the basal part or the first water flowing piece of cold-making block.
2. the semiconductor laser module used of laser medical beauty treatment according to claim 1 is characterized in that: be provided with the guiding gutter that guides ponding to discharge on the basal part of cold-making block and/or the first water flowing piece surface.
3. the semiconductor laser module used of laser medical beauty treatment according to claim 1, it is characterized in that: fiber waveguide by being installed on cold-making block basal part or a pair of grooved fixed block on the first water flowing piece grip, this is fixed by the screw cross-under the grooved fixed block.
4. the semiconductor laser module used of laser medical beauty treatment according to claim 1 is characterized in that: the liquid cooling passage in the first water flowing piece and the second water flowing piece is independence or be in series separately.
5. the semiconductor laser module used of laser medical beauty treatment according to claim 1 is characterized in that: described fiber waveguide is whole to be cylinder, round platform, prism or terrace with edge shape.
6. the semiconductor laser module used of laser medical beauty treatment according to claim 1, it is characterized in that: described fiber waveguide is positioned at semiconductor laser array light-emitting area front end, apart from semiconductor laser array light-emitting area 0.5-5.0 millimeter.
7. the semiconductor laser module used of laser medical beauty treatment according to claim 1, it is characterized in that: the material of described contact hole is sapphire, K9 glass, quartz glass or diamond.
8. the semiconductor laser module used of laser medical beauty treatment according to claim 1, it is characterized in that: the material of described cold-making block is copper, aluminium, iron, gold plated copper, gold-plated aluminium, stainless steel or diamond.
9. the semiconductor laser module used of laser medical beauty treatment according to claim 1, it is characterized in that: the material of described the first water flowing piece and the second water flowing piece is copper, aluminium, stainless steel, hard anodized aluminium or plastics.
10. the semiconductor laser module used of laser medical beauty treatment according to claim 1, it is characterized in that: described semiconductor laser is that chip of laser is encapsulated on the heat sink, and heat sink is micro-channel heat sink, grand passage is heat sink or metal derby; Chip of laser is single-shot luminous point chip or multiple luminous point chip.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104799194A CN102946052A (en) | 2012-11-22 | 2012-11-22 | Semiconductor laser module for laser medical cosmetology |
| US14/646,439 US9510908B2 (en) | 2012-11-22 | 2013-11-21 | Semiconductor laser system for laser medical cosmetology |
| PCT/CN2013/087603 WO2014079375A1 (en) | 2012-11-22 | 2013-11-21 | Semiconductor laser system for laser medical cosmetology |
| KR1020157016573A KR101667897B1 (en) | 2012-11-22 | 2013-11-21 | Semiconductor laser system for laser medical cosmetology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104799194A CN102946052A (en) | 2012-11-22 | 2012-11-22 | Semiconductor laser module for laser medical cosmetology |
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| Publication Number | Publication Date |
|---|---|
| CN102946052A true CN102946052A (en) | 2013-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104799194A Pending CN102946052A (en) | 2012-11-22 | 2012-11-22 | Semiconductor laser module for laser medical cosmetology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014079375A1 (en) * | 2012-11-22 | 2014-05-30 | 西安炬光科技有限公司 | Semiconductor laser system for laser medical cosmetology |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5867324A (en) * | 1997-01-28 | 1999-02-02 | Lightwave Electronics Corp. | Side-pumped laser with shaped laser beam |
| US6485484B1 (en) * | 1999-03-15 | 2002-11-26 | Altus Medical, Inc. | Hair removal device |
| CN1977431A (en) * | 2004-06-30 | 2007-06-06 | 皮雷利&C.有限公司 | Thermally controlled external cavity tuneable laser |
| CN2928026Y (en) * | 2006-01-24 | 2007-08-01 | 恩耐激光技术(上海)有限公司 | Portable laser depilation device |
| CN102723663A (en) * | 2012-05-29 | 2012-10-10 | 武汉电信器件有限公司 | Coaxial laser component with a refrigerator |
| CN203059898U (en) * | 2012-11-22 | 2013-07-17 | 西安炬光科技有限公司 | Semiconductor laser module for laser medical cosmetology |
-
2012
- 2012-11-22 CN CN2012104799194A patent/CN102946052A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5867324A (en) * | 1997-01-28 | 1999-02-02 | Lightwave Electronics Corp. | Side-pumped laser with shaped laser beam |
| US6485484B1 (en) * | 1999-03-15 | 2002-11-26 | Altus Medical, Inc. | Hair removal device |
| CN1977431A (en) * | 2004-06-30 | 2007-06-06 | 皮雷利&C.有限公司 | Thermally controlled external cavity tuneable laser |
| CN2928026Y (en) * | 2006-01-24 | 2007-08-01 | 恩耐激光技术(上海)有限公司 | Portable laser depilation device |
| CN102723663A (en) * | 2012-05-29 | 2012-10-10 | 武汉电信器件有限公司 | Coaxial laser component with a refrigerator |
| CN203059898U (en) * | 2012-11-22 | 2013-07-17 | 西安炬光科技有限公司 | Semiconductor laser module for laser medical cosmetology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014079375A1 (en) * | 2012-11-22 | 2014-05-30 | 西安炬光科技有限公司 | Semiconductor laser system for laser medical cosmetology |
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Application publication date: 20130227 |