CN202977974U - Semiconductor laser module used for medical cosmetology - Google Patents
Semiconductor laser module used for medical cosmetology Download PDFInfo
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- CN202977974U CN202977974U CN 201220624641 CN201220624641U CN202977974U CN 202977974 U CN202977974 U CN 202977974U CN 201220624641 CN201220624641 CN 201220624641 CN 201220624641 U CN201220624641 U CN 201220624641U CN 202977974 U CN202977974 U CN 202977974U
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- semiconductor laser
- fiber waveguide
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Abstract
The utility model provides a semiconductor laser module used for medical cosmetology. The semiconductor laser module comprises a semiconductor laser array formed through the stack of a plurality of semiconductor lasers, an optical waveguide arranged at the front end of a light-emitting surface of the semiconductor laser array, a boss-shaped transparent contact window arranged at a light-exiting opening end of the optical waveguide, and a refrigerating block used for performing conduction cooling on the contact window; the refrigerating block is divided into a base bottom portion and a hollow-type head portion which is arranged above the base bottom portion; the front portion of the hollow-type head portion entirely attaches to and tightly locks a side wall of the contact window; a thermoelectric semiconductor refrigerator is arranged below the base bottom portion of the refrigerating block; contact surfaces of the optical waveguide and fixing blocks are provided with hollow gaskets; and the base bottom portion of the refrigerating block is coated with an insulating sleeve. According to the semiconductor laser module used for medical cosmetology of the utility model, a unique refrigeration structure design is adopted so as to enable the temperature a working end surface which directly contacts with skin to be close to a freezing point; and the semiconductor laser module used for medical cosmetology has the advantages of compact structure and stability.
Description
Technical field
The utility model belongs to the semiconductor laser application, is specifically related to a kind of high-power semiconductor laser light-source system, is applicable to laser medicine.
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 for semiconductor laser, low in energy consumption, wavelength covers wide characteristics, is specially adapted to the manufacturing of Medical Devices.
At present the business laser depilation system that uses has: 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 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 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 made up high energy CO laser and has been difficult for Optical Fiber Transmission, unhandy shortcoming, and has made up 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.
The utility model content
The purpose of this utility model is to overcome the shortcoming of above-mentioned background technology, and a kind of medical and beauty treatment semiconductor laser module is provided, and the utility model contact hole can be directly and skin contact.
The purpose of this utility model solves by the following technical programs:
The medical and beauty treatment semiconductor laser module 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 cooling cold-making block;
Described cold-making block is divided into basal part and is positioned at the hollow type head of basal part top, the front portion of this hollow type head is with the whole applying fastening of the sidewall of contact hole, be fixed with hollow sleeve in the cavity of hollow type head, the front end of hollow sleeve holds out against the rear end face of contact hole; Fiber waveguide light-emitting window end is positioned at hollow sleeve, and and hollow sleeve between leave air-gap;
The thermoelectric semiconductor refrigerator is set below the basal part of cold-making block, is provided with the first water flowing piece below thermoelectric semiconductor refrigerator (TEC); 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 center that is provided with on the contact-making surface of fiber waveguide and fixed block is empty pad;
Basal part at above-mentioned cold-making block is coated with collet.
Based on above-mentioned basic technical scheme, the utility model has also been done following optimization and has been limited and improve.
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.
Liquid cooling passage in above-mentioned the first water flowing piece and the second water flowing piece is in series or is separate.
Above-mentioned fiber waveguide integral body is cylinder, round platform, prism or terrace with edge shape.
The material of above-mentioned fiber waveguide can be metal, and fiber waveguide is hollow, and the fiber waveguide inner surface is coated with reflectance coating; The material of fiber waveguide can be also transparent material, and as glass, resin, sapphire, diamond etc., fiber waveguide both can be for solid, also can be for hollow.
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, as copper, and aluminium, iron, gold plated copper, gold-plated aluminium, stainless steels etc. can be also 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 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, can be also multiple luminous point chip.
The utlity model 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, make 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 5 ℃ of left and right (freezing point), 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, made laser works 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, makes laser works 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 position of freezing.
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, in the cold-making block hollow head, hollow sleeve is set, fiber waveguide bright dipping end is wrapped in hollow sleeve, and and hollow sleeve between leave air-gap; Can make the issuable light leak of fiber waveguide only in the hollow sleeve internal reflection, the laser of avoiding spilling is beaten and affect cold-making block to the refrigeration of skin contact part (contact window) on cold-making block, and the while hollow sleeve also plays the effect that holds out against to contact hole.
9, 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.
10, between fixed block and fiber waveguide, pad is set, it is fixing that two fixed blocks are connected by screw, and prevents that fixed block from crushing fiber waveguide; The pad center can be sky, and connection fixing block and fiber waveguide reduce pad and fiber waveguide contact area, and the laser that does not affect in fiber waveguide carries out total reflection.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of the utility model embodiment.
Fig. 2 is schematic perspective view of the present utility model.
Fig. 3 is the connection diagram of the utility model contact hole and cold-making block.
The drawing reference numeral explanation:
The 1-semiconductor laser array; The 2-fiber waveguide; The 3-contact hole; The 4-cold-making block; 5-semiconductor thermoelectric refrigeration device; 6-the first water flowing piece; The 7-laser chip; The 8-heat sink; The 9-collet; 10-the first fixed block; 11-the second fixed block; The 12-pad; The 13-hollow sleeve; The 14-insulating blanket; The 15-guiding gutter; 16-the second water flowing piece; The 17-water inlet; The 18-delivery port.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Referring to Fig. 1 and Fig. 2, the medical and beauty treatment semiconductor laser module, 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 cooling cold-making block.
Cold-making block is divided into basal part and is positioned at the hollow type head of basal part top, and the front portion of this hollow type head is fixed with hollow sleeve with the whole applying fastening of the sidewall of contact hole in the cavity of hollow type head, and the front end of hollow sleeve holds out against the rear end face of contact hole; Fiber waveguide light-emitting window end is positioned at hollow sleeve, and and hollow sleeve between leave air-gap.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, is provided with the first water flowing piece below thermoelectric semiconductor refrigerator (TEC); Semiconductor laser array is equipped with the second water flowing piece for heat radiation.Liquid cooling passage in the first water flowing piece and the second water flowing piece can be independent separately, preferably is in series.The better selection of water flowing piece is copper, aluminium, stainless steel, hard anodized aluminium or plastics.
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 center that is provided with on the contact-making surface of fiber waveguide and fixed block is empty pad.The concrete form of this pad can be similar to packing ring, can be also that cross section is the structure of polygon frame, oval frame.
This hollow pad is flexible material, and better selection is polyformaldehyde, polyethylene, polystyrene, polypropylene, polyamide or vulcanized rubber.
Also 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.
According to the practical application needs, the material of fiber waveguide can be metal, and fiber waveguide is hollow, and in fiber waveguide, four faces all are coated with reflectance coating; The material of fiber waveguide can be also transparent material, and as glass, resin, sapphire, diamond etc., fiber waveguide both can be for solid, also can be for hollow.Further improve energy density as needs, fiber waveguide can adopt has terrace with edge shape or the truncated cone-shaped that light beam converges effect.
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 contact hole can be sapphire or K9 glass, quartz glass, diamond etc.
The material of cold-making block can be metal material, as copper, and aluminium, iron, gold plated copper, gold-plated aluminium, stainless steels etc. can be also 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.
Semiconductor laser is that chip of laser is encapsulated on 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, can be also multiple luminous point chip.
If adopt the utility model to carry out laser depilation, the power output of semiconductor laser array 1 is to get final product more than 200W.
Claims (6)
1. the medical and beauty treatment semiconductor laser module, 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 cooling cold-making block;
Described cold-making block is divided into basal part and is positioned at the hollow type head of basal part top, the front portion of this hollow type head is with the whole applying fastening of the sidewall of contact hole, be fixed with hollow sleeve in the cavity of hollow type head, the front end of hollow sleeve holds out against the rear end face of contact hole; Fiber waveguide light-emitting window end is positioned at hollow sleeve, and and hollow sleeve between leave air-gap;
The thermoelectric semiconductor refrigerator is set below the basal part of cold-making block, is provided with the first water flowing piece below the thermoelectric semiconductor refrigerator; 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 center that is provided with on the contact-making surface of fiber waveguide and fixed block is empty pad;
Basal part at cold-making block is coated with collet.
2. medical and beauty treatment semiconductor laser module 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. medical and beauty treatment semiconductor laser module according to claim 1 is characterized in that: the liquid cooling passage in described the first water flowing piece and the second water flowing piece is in series or is separate.
4. medical and beauty treatment semiconductor laser module according to claim 1 is characterized in that: described fiber waveguide is whole is cylinder, round platform, prism or terrace with edge shape.
5. medical and beauty treatment semiconductor laser module 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.
6. medical and beauty treatment semiconductor laser module according to claim 1, it is characterized in that: described semiconductor laser is that chip of laser is encapsulated on heat sink, 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220624641 CN202977974U (en) | 2012-11-22 | 2012-11-22 | Semiconductor laser module used for medical cosmetology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220624641 CN202977974U (en) | 2012-11-22 | 2012-11-22 | Semiconductor laser module used for medical cosmetology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202977974U true CN202977974U (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220624641 Withdrawn - After Issue CN202977974U (en) | 2012-11-22 | 2012-11-22 | Semiconductor laser module used for medical cosmetology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202977974U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946053A (en) * | 2012-11-22 | 2013-02-27 | 西安炬光科技有限公司 | Semiconductor laser module for medical cosmetology |
| 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 |
-
2012
- 2012-11-22 CN CN 201220624641 patent/CN202977974U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946053A (en) * | 2012-11-22 | 2013-02-27 | 西安炬光科技有限公司 | Semiconductor laser module for medical cosmetology |
| 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 |
| CN102946053B (en) * | 2012-11-22 | 2015-11-25 | 西安炬光科技股份有限公司 | Semiconductor laser module for medical cosmetology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130605 Effective date of abandoning: 20151125 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 710119 high tech Zone, Shaanxi, Xi'an new industrial park information Avenue, building 17, building three, floor 10 Patentee after: FOCUSLIGHT TECHNOLOGIES INC. Address before: 710119 high tech Zone, Shaanxi, Xi'an new industrial park information Avenue, building 17, building three, floor 10 Patentee before: Xi'an Focuslight Technology Co., Ltd. |