CN107714174A - Laser beautifying therapy apparatus - Google Patents
Laser beautifying therapy apparatus Download PDFInfo
- Publication number
- CN107714174A CN107714174A CN201711065864.1A CN201711065864A CN107714174A CN 107714174 A CN107714174 A CN 107714174A CN 201711065864 A CN201711065864 A CN 201711065864A CN 107714174 A CN107714174 A CN 107714174A
- Authority
- CN
- China
- Prior art keywords
- head body
- wall
- laser
- sliding block
- therapy apparatus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000002560 therapeutic procedure Methods 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 241000237970 Conus <genus> Species 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910002804 graphite Inorganic materials 0.000 claims description 6
- 239000010439 graphite Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 206010061217 Infestation Diseases 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000002647 laser therapy Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- RTKIYNMVFMVABJ-UHFFFAOYSA-L thimerosal Chemical compound [Na+].CC[Hg]SC1=CC=CC=C1C([O-])=O RTKIYNMVFMVABJ-UHFFFAOYSA-L 0.000 description 1
- 229940033663 thimerosal Drugs 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
Abstract
The invention discloses a kind of laser beautifying therapy apparatus, including some connecting rods being hinged successively；First connecting rod end in two connecting rods being hinged is provided with through hole, and it is in [the groove of type that through-hole wall, which is provided with a circle cross section,；Also include in be coaxially disposed two pieces of first sliding blocks and two piece of second sliding block of tile, two first sliding blocks and two second sliding blocks are oppositely arranged and respectively form an incomplete annulus respectively；Head body outer wall is cased with one section of columned cylinder by sealing threaded engagement; cylinder one end connects with collar and leaves gap between cylinder inboard wall and head body outer wall to form the air storing cavity of receiving protective gas, and some passages are provided with the head body tube wall in air storing cavity；The port of export of head body is also coaxially screwed with coniform nozzle.The present invention can with the joint flexibility ratio of flexible modulation light-conducting arm, and realize the replaceable of nozzle and operation when wound interim protection.
Description
Technical field
The invention belongs to laser cure apparatus technical field, more particularly to a kind of laser beautifying therapy apparatus.
Background technology
Laser beautifying therapy apparatus is that common one kind removes spot beauty therapeutic equipment, and the laser head in the equipment is arranged on leaded light
On arm, due to needing continually to convert the position of laser head in treatment, to adapt to operation demand, therefore, most light-conducting arm is equal
Form, be made with multivariant " joint " connecting rod using some connecting rods (or metallic struts) are mutually hinged, and in order to
Prevent laser head from being loosened suddenly at " joint " place in fixed good position, influence to perform the operation, generally be hinged " joint " point formed uses
Damping is be hinged, i.e., joint flexibility ratio has certain limit.Existing light-conducting arm hinged place elasticity is difficult to control, and can not
Adjust, it is difficult to the be hinged elasticity of regulation as needed, and in hinged place after permanent use because the reason such as abrasion is difficult to when loosening
Regulation, repair, although in operation sometimes surgical staff can hand hold laser head, due to light-conducting arm joint mobilization according to
Operation can so be impacted.On the other hand, existing laser printhead is the single shower nozzle for being used to project laser mostly, its shape
Shape is similar to the shape of one-pen mostly.Existing laser printhead is integral structure mostly at present, and the nozzle of laser printhead
Part be consumable accessory, once damaging, whole shower nozzle will scrap, and for different demands, and the size specification of jet expansion is not yet
Together, the shower nozzle of Multiple Type is thus just generated, is not only not convenient to use, is also inconvenient for managing.On the other hand, in laser therapy
In destruction can be produced to the wound such as skin portion unavoidably, existing shower nozzle is scratched during human body easily by extraneous bacterium infection.
The content of the invention
It is an object of the invention to provide a kind of laser beautifying therapy apparatus, and the laser beautifying therapy apparatus can be each with flexible modulation
Be hinged elasticity at individual pin joint, changes rapidly nozzle, human body wound portion is protected temporarily in operation, to a certain degree
On prevent bacterial infestation.
Technical scheme is as follows：
A kind of laser beautifying therapy apparatus, including main element, light-conducting arm and the laser printhead being connected with light-conducting arm, it is described to lead
Light arm includes some connecting rods being hinged successively；
First connecting rod end in two connecting rods that the light-conducting arm is hinged is provided with through hole, is set on the through-hole wall
It is in [the groove of type to have a circle cross section；
Also include in be coaxially disposed two pieces of first sliding blocks and two piece of second sliding block of tile, two first sliding blocks and two
Second sliding block is oppositely arranged and respectively forms an incomplete annulus respectively；The inwall of first sliding block is along its circumferencial direction
Provided with one of chute, outer wall inserts the bottom land of the groove；The inwall of second sliding block is big circle of the end away from second connecting rod
The conical surface, outer wall is inserted in the chute, also along some springs that are radially provided with of two sliding blocks, the both ends of the spring in chute
It is connected respectively with chute bottom land and the second sliding block outer wall and the second sliding block can not fully slides out the chute；
The end face of the hinged place of second connecting rod is provided with tapped through hole, on the tapped through hole end face relative with first connecting rod
Provided with gasket ring, the gasket ring is fixed with graphite annulus on the end face relative with first connecting rod；
Also include regulating bolt, the regulating bolt includes nut, cone axis, the thread segment being sequentially connected, the circular cone
Axle is the axle that one section of smooth outer wall is circular conical surface, the cone for the incomplete conical bore that the cone axis and two second sliding blocks are formed
Spend identical；
The thread segment of the regulating bolt is screwed into the tapped through hole, the side of the first connecting rod face second connecting rod
Surface with the end face of the graphite annulus is smooth connects, the cone axis is engaged with the second sliding block inwall so that the spring
Compressed；
The head body of the laser printhead is circular tube shaped, is set on the connection end outer wall that head body is connected with light-conducting arm
There is collar, head body outer wall is cased with one section of columned cylinder, described cylinder one end and collar phase by sealing threaded engagement
Connect and leave gap between cylinder inboard wall and head body outer wall to form the air storing cavity of receiving protective gas, positioned at the gas storage
Some passages are provided with the head body tube wall of intracavitary, the passage is obliquely installed towards the port of export of head body, institute
The barrel for stating cylinder is provided with the inlet suction port being connected with extraneous protection source of the gas；
The port of export of the head body is also coaxially screwed with coniform nozzle, and the nozzle includes setting threaded circle
Post portion and the conus portion for projecting laser and protection air-flow, the cylindrical portion is screwed into the port of export of head body, in cylindrical portion
The installing plate of hexangle type is provided with conus portion intersection, only is pressed from both sides between the installing plate and the end face of the head body port of export
There is sealing copper backing.
Further, two arc end spacing of the difference face of two piece of first sliding block and the difference face of two piece of second sliding block
Two arc end spacing be D~2D, D is the cone angle of the cone axis.
Further, the spring rounded array centered on the axis of cone axis.
Further, the axially arranged number of plies of the spring along cone axis is no less than three layers.
Further, the axis angle of the axis of the passage and the nozzle is 30 degree.
Further, all passages rounded array centered on head body axis.
Further, the convex mirror for optically focused is provided with the arrival end of the head body, all passages are respectively positioned on
Between the convex mirror and the head body port of export, the convex mirror converges to laser at the portlet center of the conus portion
Place.
Further, some smooth grooves are offered along its axial direction on the outer wall of the cylinder.
Beneficial effects of the present invention：The light-conducting arm of the present invention is connect using regulating bolt, two pieces of elastic between sliding block, spring
Touch to realize be hinged elasticity regulation, its flexible adjustment is changeable, and two pieces of sliding blocks and cone axis are screwed into depth in regulating bolt difference
Can be each be hinged with flexible modulation possibly as " jointed shaft " element, laser beautifying therapy apparatus provided by the invention in the case of degree
Be hinged elasticity at point, is especially suitable for the regulation of light-conducting arm artis flexibility ratio, greatly improves the performance of light-conducting arm.Together
When the present invention in use, laser enter head body after, due to simultaneously there is protection air-flow constantly uniformly to be poured in from passage, with
Laser together reaches operation wound portion, produces one layer of protection air-flow simultaneously at laser wound, carries out temporary interim protection, prevents
Only bacterial infestation, certain protective effect is served, and in order to not influence the transmitting of laser, passage is towards head body
The port of export is consistently obliquely installed, and reduces interference.In addition, nozzle is set with shower nozzle and non-Unitary, can change at any time, just
In repairing or changing model, adaptability is extremely strong.
Two important components of light-conducting arm and laser nozzle of the present invention are organically combined as a whole, and light-conducting arm causes laser to spray
Head can reach at predetermined surgery location and carry out flexible modulation, and the nozzle convertibility of laser printhead is reduced to leaded light
The design requirement of arm connection end, laid a good foundation for its connection end standard is unitized, the two complements each other, and improves jointly existing
The service behaviour of laser beautifying therapeutic apparatus.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is articulated structure schematic diagram of the present invention.
Fig. 3 is A-A sectional views in Fig. 2.
Fig. 4 is laser printhead structural representation.
Embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the present invention easily.
The invention will be further described with reference to the accompanying drawings and examples：
As shown in figure 1, a kind of laser beautifying therapy apparatus, including main element (not shown), light-conducting arm and with leaded light
The connected laser printhead of arm, the light-conducting arm include some connecting rods being hinged successively, and aforementioned body part is existing laser beautifying
Therapy apparatus removes the remainder of light-conducting arm and laser printhead；Connection between laser printhead and light-conducting arm can also use existing
Screw thread between some connected modes, or that root interlinking lever end for being connected with laser printhead of light-conducting arm and the connection end of laser printhead
Connection.As shown in Fig. 2-3, the end of the first connecting rod 1 in be hinged two connecting rods of the light-conducting arm is provided with through hole
101, it is in [the groove of type that the inwall of through hole 101, which is provided with a circle cross section,.
Also include in be coaxially disposed two piece of first sliding block 2 and two piece of second sliding block 3 of tile, two first sliding blocks 2
It is oppositely arranged respectively with two second sliding blocks 3 and respectively forms an incomplete annulus；The inwall of first sliding block 2 is along its circumference
Direction is provided with one of chute 201, and outer wall inserts the bottom land of the inboard wall groove of through hole 101；The inwall of second sliding block 3 is
Big circular conical surface of the end away from second connecting rod 4, outer wall is inserted in the chute 201, also along the radial direction of two sliding blocks in chute 201
Provided with some springs 5, the both ends of the spring 5 are connected respectively with the bottom land of chute 201 and the outer wall of the second sliding block 3 and the second sliding block 3
The chute 201 can not be fully slid out.
The end face of the hinged place of second connecting rod 4 is provided with tapped through hole 401, and the tapped through hole 401 is relative with first connecting rod 1
End face be provided with gasket ring 6, the gasket ring 6 is fixed with graphite annulus 7 on the end face relative with first connecting rod 1.
Also include regulating bolt 8, the regulating bolt 8 includes nut 801, cone axis 802, the thread segment being sequentially connected
803, the cone axis 802 is the axle that one section of smooth outer wall is circular conical surface, and the cone axis 802 is formed with two second sliding blocks 3
Incomplete conical bore taper it is identical.
The thread segment 803 of the regulating bolt 8 is screwed into the tapped through hole 401, and the face of first connecting rod 1 second connects
One side surface of bar 4 with the end face of the graphite annulus 7 is smooth connects, the cone axis 802 matches with the inwall of the second sliding block 4
Close and make it that the spring 5 is compressed.
As shown in figure 4, the head body 9 of the laser printhead of the present embodiment is circular tube shaped, in head body 9 and light-conducting arm phase
Connection end outer wall even is provided with collar 10, and the outer wall of head body 9 is cased with one section of columned cylinder by sealing threaded engagement
11.Described one end of cylinder 11 connects with collar 10 and leaves gap between the inwall of cylinder 11 and the outer wall of head body 9 to be formed
Accommodate the air storing cavity 12 of protective gas；It is above-mentioned that sealing directly can be achieved using in general sealing screw thread, because protection air-flow is made
Used for protection wound, its air pressure is relatively small, and protection air-flow can use inert gas, such as helium, nitrogen, it may be necessary to will
Protective gas is changed to thimerosal.Some passages 13 are provided with the tube wall of head body 9 in the air storing cavity 12, it is described
Passage 13 is obliquely installed towards the port of export of head body 9, and the barrel of the cylinder 11 is provided with protects source of the gas phase with the external world
Inlet suction port 14 even.
The port of export of the head body 9 is also coaxially screwed with coniform nozzle 15, and the nozzle 15 includes being provided with spiral shell
The cylindrical portion 1501 of line and the conus portion 1502 for projecting laser and protection air-flow, the cylindrical portion 1501 are screwed into head body
9 port of export, the installing plate 16 of hexangle type is provided with cylindrical portion 1501 and the intersection of conus portion 1502, the installing plate 16 is mainly used
Turn installation nozzle 15 in spanner, be easy to implement and be detachably connected, the end face of the installing plate 16 and the port of export of head body 9 it
Between only accompany sealing copper backing 17.
In use, regulating bolt 8 need to be only turned, the conical bore formed by adjusting cone axis 802 into the second sliding block 4
Position realize elastic regulation, when being screwed into regulating bolt 8 downwards, spring 5 is further compressed so that first connecting rod 1, first
Extruding contact is more close between sliding block 1, the second sliding block 4 and cone axis 802, and fit clearance diminishes between several components, entirely
Articulated structure becomes tight, conversely, then articulated structure fluffs, it is elastic so as to effectively adjust " joint " of hinged place, better adapt to
Operation demand.
Further, two arc end spacing C of the difference face of two piece of first sliding block 1 and the difference of two piece of second sliding block 4
Two arc end spacing C of face are D~2D, and D is the cone angle of the cone axis 802, can lift be hinged elastic flexible adjustment
Property.
Further, the spring 5 rounded array centered on the axis of cone axis 802 so that acting force of the spring is more
Add uniformly, be hinged elasticity regulating effect more preferably.
Further, the axially arranged number of plies of the spring 5 along cone axis 802 is no less than three layers so that spring effect
Power is more uniform, is hinged elasticity regulating effect more preferably.
Further, the axis angle of the axis of the passage 13 and the nozzle 15 is 30 degree, so as to protection air-flow
Preferably concentrate and flowed out from nozzle 15, while reduce the pumping pressure to protection air-flow.
Further, all passages 13 rounded array centered on the axis of head body 9, to realize air-flow more
Add and uniformly pour in, prevent air-flow from pouring in the influence to laser.
Further, the convex mirror 18 for optically focused is provided with the arrival end of the head body 9, all passages 13 are equal
Between the convex mirror 18 and the port of export of head body 9, laser is converged to the conus portion 1502 by the convex mirror 18
Portlet center at, prevent laser as far as possible and be mapped on the inwall of conus portion 1502, trigger calcination infringement, prevent reduce using the longevity
Life.
Further, some smooth grooves 1101 are offered along its axial direction on the outer wall of the cylinder 11, for holding
Cylinder 11 carries out installation and screwed.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (8)
1. a kind of laser beautifying therapy apparatus, including main element, light-conducting arm and the laser printhead being connected with light-conducting arm, the leaded light
Arm includes some connecting rods being hinged successively；It is characterized in that：
First connecting rod end in two connecting rods that the light-conducting arm is hinged is provided with through hole, and the through-hole wall is provided with one
It is in [the groove of type to enclose cross section；
Also include in be coaxially disposed two pieces of first sliding blocks and two piece of second sliding block of tile, two first sliding blocks and two second
Sliding block is oppositely arranged and respectively forms an incomplete annulus respectively；The inwall of first sliding block is provided with along its circumferencial direction
One of chute, outer wall insert the bottom land of the groove；The inwall of second sliding block is big circular conical surface of the end away from second connecting rod,
Outer wall is inserted in the chute, is distinguished in chute also along some springs that are radially provided with of two sliding blocks, the both ends of the spring
It is connected with chute bottom land and the second sliding block outer wall and the second sliding block can not fully slides out the chute；
The end face of the hinged place of second connecting rod is provided with tapped through hole, and the tapped through hole end face relative with first connecting rod is provided with
Gasket ring, the gasket ring are fixed with graphite annulus on the end face relative with first connecting rod；
Also include regulating bolt, the regulating bolt includes nut, cone axis, the thread segment being sequentially connected, and the cone axis is
One section of smooth outer wall is the axle of circular conical surface, the taper phase for the incomplete conical bore that the cone axis is formed with two second sliding blocks
Together；
The thread segment of the regulating bolt is screwed into the tapped through hole, a side surface of the first connecting rod face second connecting rod
With the end face of the graphite annulus is smooth connects, the cone axis is engaged with the second sliding block inwall so that the spring is pressed
Contracting；
The head body of the laser printhead is circular tube shaped, and axle is provided with the connection end outer wall that head body is connected with light-conducting arm
Ring, head body outer wall are cased with one section of columned cylinder by sealing threaded engagement, described cylinder one end connect with collar and
Gap is left between cylinder inboard wall and head body outer wall to form the air storing cavity of receiving protective gas, in the air storing cavity
Head body tube wall at be provided with some passages, the passage is obliquely installed towards the port of export of head body, the cylinder
The barrel of body is provided with the inlet suction port being connected with extraneous protection source of the gas；
The port of export of the head body is also coaxially screwed with coniform nozzle, and the nozzle includes setting threaded cylindrical portion
With the conus portion for projecting laser and protection air-flow, the cylindrical portion is screwed into the port of export of head body, in cylindrical portion and circle
Tapering intersection is provided with the installing plate of hexangle type, only is accompanied between the installing plate and the end face of the head body port of export close
Seal copper backing.
2. laser beautifying therapy apparatus according to claim 1, it is characterised in that：Two circles of the difference face of two piece of first sliding block
Two arc end spacing of arc end spacing and the face respectively of two piece of second sliding block are D~2D, and D is the cone angle of the cone axis.
3. laser beautifying therapy apparatus according to claim 1, it is characterised in that：The spring is centered on the axis of cone axis
Rounded array.
4. laser beautifying therapy apparatus according to claim 3, it is characterised in that：The spring is along the axially arranged of cone axis
The number of plies is no less than three layers.
5. laser beautifying therapy apparatus according to claim 1, it is characterised in that：The axis of the passage and the nozzle
Axis angle is 30 degree.
6. laser beautifying therapy apparatus according to claim 1, it is characterised in that：All passages using head body axis as
The rounded array in center.
7. according to any one of the claim 1-6 laser beautifying therapy apparatus, it is characterised in that：The entrance of the head body
The convex mirror for optically focused is provided with end, all passages are respectively positioned between the convex mirror and the head body port of export, described
Convex mirror converges to laser at the portlet center of the conus portion.
8. laser beautifying therapy apparatus according to claim 7, it is characterised in that：Opened up on the outer wall of the cylinder along its axial direction
There are some smooth grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065864.1A CN107714174B (en) | 2017-10-30 | 2017-10-30 | Laser beauty treatment machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065864.1A CN107714174B (en) | 2017-10-30 | 2017-10-30 | Laser beauty treatment machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107714174A true CN107714174A (en) | 2018-02-23 |
| CN107714174B CN107714174B (en) | 2023-12-29 |
Family
ID=61221351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711065864.1A Active CN107714174B (en) | 2017-10-30 | 2017-10-30 | Laser beauty treatment machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107714174B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110786928A (en) * | 2019-11-06 | 2020-02-14 | 甘肃省妇幼保健院 | Portable laser depilator |
| CN112915360A (en) * | 2021-01-25 | 2021-06-08 | 锦州医科大学附属第一医院 | Anti-infection drainage tube capable of preventing bacterial pollution |
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| CN106388934A (en) * | 2016-10-28 | 2017-02-15 | 重庆京渝激光生物研究所有限公司 | Smoke elimination structure of focal-plane indicator of laser therapy apparatus |
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| CN208355558U (en) * | 2017-10-30 | 2019-01-11 | 重庆京渝激光技术有限公司 | A kind of laser beautifying therapy apparatus |
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| CN110786928A (en) * | 2019-11-06 | 2020-02-14 | 甘肃省妇幼保健院 | Portable laser depilator |
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