CN217886198U - Laser therapeutic instrument - Google Patents
Laser therapeutic instrument Download PDFInfo
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- CN217886198U CN217886198U CN202221052506.3U CN202221052506U CN217886198U CN 217886198 U CN217886198 U CN 217886198U CN 202221052506 U CN202221052506 U CN 202221052506U CN 217886198 U CN217886198 U CN 217886198U
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- 230000001225 therapeutic effect Effects 0.000 title claims abstract description 36
- 238000007493 shaping process Methods 0.000 claims abstract description 53
- 238000011282 treatment Methods 0.000 claims abstract description 32
- 238000013532 laser treatment Methods 0.000 claims abstract description 20
- 230000003287 optical effect Effects 0.000 claims abstract description 16
- 239000004065 semiconductor Substances 0.000 claims description 12
- 238000009792 diffusion process Methods 0.000 claims description 5
- 230000010287 polarization Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 8
- 102000008186 Collagen Human genes 0.000 description 7
- 108010035532 Collagen Proteins 0.000 description 7
- 229920001436 collagen Polymers 0.000 description 7
- 208000002874 Acne Vulgaris Diseases 0.000 description 6
- 241000186429 Propionibacterium Species 0.000 description 6
- 206010000496 acne Diseases 0.000 description 6
- 210000004209 hair Anatomy 0.000 description 6
- 230000001737 promoting effect Effects 0.000 description 6
- 230000035755 proliferation Effects 0.000 description 5
- 210000003780 hair follicle Anatomy 0.000 description 4
- 201000004624 Dermatitis Diseases 0.000 description 3
- 206010053262 Skin swelling Diseases 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- XUMBMVFBXHLACL-UHFFFAOYSA-N Melanin Chemical compound O=C1C(=O)C(C2=CNC3=C(C(C(=O)C4=C32)=O)C)=C2C4=CNC2=C1C XUMBMVFBXHLACL-UHFFFAOYSA-N 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 230000035617 depilation Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000002919 epithelial cell Anatomy 0.000 description 1
- 210000004919 hair shaft Anatomy 0.000 description 1
- 206010020718 hyperplasia Diseases 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 210000000130 stem cell Anatomy 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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Abstract
A laser treatment apparatus comprising: a light source that emits laser light; the beam shaping device is positioned on a laser light path and is used for shaping the laser into a linear light spot beam or a planar light spot beam; the shaped linear light spot beam or planar light spot beam is emitted from the light outlet and then enters the treatment part. Wherein the linear spot beam can be moved to achieve large area scanning by moving the instrument. The light source emits continuous laser light or pulse laser light, the number of which is at least one. A beam combining device can be arranged on the light path and used for combining beams of different light sources. The utility model relates to a laser therapeutic instrument when guaranteeing optical power density, can realize the large tracts of land scanning of laser, improves treatment effeciency.
Description
Technical Field
The utility model belongs to the technical field of optics, in particular to laser therapeutic instrument.
Background
Optical therapy is an important treatment technology in the current medical field, and has different treatment functions according to different parameters such as wavelength, power and the like of light. For example, laser depilation is based on the selective photothermal dynamics principle, and through the reasonable selection of parameters such as light beam wavelength, energy, pulse width for light is selectively absorbed by melanin in the hair shaft and the hair sheath, then conducts to hair papilla and hair follicle epithelial cell bulge through the thermal dispersion effect, makes hair follicle stem cell or hair papilla position of growing hair take place irreversible damage, thereby reaches the effect of permanent depilation. And for example, the blue light can kill propionibacterium causing acne, and the red light can improve the activity of cells, promote the metabolism of the cells and enable the skin to secrete a large amount of collagen.
In addition to medical-grade optical treatment devices, portable treatment devices are also currently available. The laser light source has the characteristics of high power and narrow spectral line width, is an ideal light source for optical treatment, and has the characteristic of small divergence angle. Medical-grade treatment equipment can use enough laser light sources to realize large-area light spots because of no volume limitation. The portable therapeutic apparatus has limited number of light sources due to the limited volume, and the divergence angle of the laser light source is small, so that the large-area light spots are not easy to shape, and the therapeutic efficiency is low.
Disclosure of Invention
The embodiment of the utility model provides a laser therapeutic instrument solves the less problem of current portable optical therapeutic instrument facula, improves treatment effeciency.
The embodiment of the utility model provides an one of, a laser therapeutic instrument, include: a light source that emits laser light; the beam shaping device is positioned on the laser light path and is used for shaping the laser into a linear light spot beam; and the shaped linear light spot light beam is emitted from the light outlet and then enters the treatment part.
A laser treatment apparatus comprising: a light source that emits laser light; the beam shaping device is positioned on the laser light path and is used for shaping the laser into a planar light spot beam; the shaped planar light spot light beam is emitted from the light outlet and then enters the treatment part.
Preferably, a beam combining device is arranged on the laser light path and used for combining the laser beams emitted by different light sources.
Preferably, the beam combining device is a wavelength beam combining device, a polarization beam combining device, a step prism beam combining device or a beam combining lens.
Preferably, the light source is a continuous semiconductor laser or a pulse semiconductor laser, the wavelength is larger than or equal to 300nm, and the number is at least one.
Preferably, the beam shaping device is composed of a collimating lens and a powell prism.
Preferably, the beam shaping device is composed of an optical waveguide, a collimating lens and a cylindrical lens.
Preferably, the beam shaping device is composed of an optical waveguide and a collimating lens.
Preferably, a diffusion sheet is arranged at the light outlet.
Preferably, when the number of the light sources is more than or equal to 2, the light sources emit laser simultaneously or alternately.
The utility model discloses become even linear facula light beam or surface form facula light beam to the pointolite plastic, linear facula light beam can form the face scanning through removing. Under the condition that the volume of the portable optical therapeutic apparatus is limited, large-area scanning is realized, and the treatment efficiency is improved.
Drawings
The above and other objects, features and advantages of exemplary embodiments of the present invention will become readily apparent from the following detailed description, which proceeds with reference to the accompanying drawings. In the drawings, several embodiments of the invention are shown by way of example and not by way of limitation.
Fig. 1 is a schematic structural view of a laser therapeutic apparatus according to one embodiment of the present invention.
Fig. 2 is a schematic structural view of a laser therapeutic apparatus according to one embodiment of the present invention.
Fig. 3 is a schematic structural view of a laser treatment apparatus according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a laser treatment apparatus according to one embodiment of the present invention.
Fig. 5 is a schematic view of a laser treatment apparatus according to one embodiment of the present invention.
Fig. 6 is a schematic view of a laser treatment apparatus according to one embodiment of the present invention.
Fig. 7 is a schematic view of a laser treatment apparatus according to one embodiment of the present invention.
Fig. 8 is a schematic structural view of a laser treatment apparatus according to an embodiment of the present invention.
Detailed Description
In accordance with one or more embodiments, a laser treatment apparatus is shown in figure 1. The therapeutic apparatus comprises: a light source 1 that emits laser light; the beam shaping device 2 is positioned on the laser light path and is used for shaping the laser into a linear light spot beam; the shaped linear spot light beam is emitted from the light outlet 3 and then enters the treatment part. The light source 1 is a continuous semiconductor laser with a central wavelength of about 635 nm. The light beam shaping device 2 consists of a collimating lens 2-1, a collimating lens 2-2 and a Powell prism 2-3, wherein the collimating lens 2-1 and the collimating lens 2-2 are cylindrical lenses which are perpendicular to each other and respectively compress divergence angles of a fast axis and a slow axis of the light source 1 to shape a light beam emitted by the light source 1 into collimated light, and the Powell prism 2-3 shapes the collimated light into a linear light spot light beam with uniform light intensity distribution in the long axis direction. The laser therapeutic apparatus emits red light with center wavelength of about 635nm, and the light in the band has the function of promoting collagen proliferation and can be used for beautifying. When in use, the light outlet is aligned with the treatment part and moves at a certain angle with the direction of the linear light spot, so that the light spot scans the treatment part.
In accordance with one or more embodiments, a laser treatment apparatus is shown in figure 2. The therapeutic apparatus comprises: light sources 4 and 6 that emit laser light; beam shaping devices 5 and 7, which are positioned on the laser light path and are used for shaping the laser into linear light spot beams; the shaped linear spot beam is emitted from the light outlet 10 and then enters the treatment site. The light sources 4 and 6 are pulse semiconductor lasers, the central wavelength is about 810nm, laser emitted by the light source 4 is elliptical polarized light with a horizontal long axis direction, and laser emitted by the light source 6 is elliptical polarized light with a vertical long axis direction. The light beam shaping device 5 is composed of a collimating lens 5-1, a collimating lens 5-2 and a Powell prism 5-3, the collimating lens 5-1 and the collimating lens 5-2 are cylindrical lenses, the two cylindrical lenses are perpendicular to each other and respectively compress divergence angles of a fast axis and a slow axis of the light source 4, emitted light beams of the light source 4 are shaped into collimated light, and the Powell prism 5-3 shapes the collimated light into linear light spot light beams with uniform light intensity distribution in the long axis direction. The light beam shaping device 7 is composed of a collimating lens 7-1, a collimating lens 7-2 and a Powell prism 7-3, the collimating lens 7-1 and the collimating lens 7-2 are cylindrical lenses, the two cylindrical lenses are perpendicular to each other and respectively compress divergence angles of a fast axis and a slow axis of the light source 6, a light beam emitted by the light source 6 is shaped into collimated light, and the Powell prism 7-3 shapes the collimated light into a linear light spot light beam with uniform light intensity distribution in the long axis direction. The light beams emitted from the beam shaping devices 5 and 7 are combined by the beam combining device 8, are polarization beam combining devices, are arranged at an angle of 45 degrees with the emitted laser of the light source 4 and the light source 6, and are transmitted for the horizontal polarized light and reflected for the vertical polarized light. The linear spot beams emitted from the beam shaping device 5 and the beam shaping device 7 can be combined into one path of light by the polarization beam combining device 8. The light sources 4 and 6 emit laser light simultaneously or alternately. The diffusion sheet 9 is disposed on the light exit 10, and is configured to homogenize the light intensity in the short axis direction of the light beam, and the homogenized light spot exits from the light exit 10. The laser therapeutic apparatus emits infrared light pulse light with central wavelength of about 810nm, and the light in the wave band has the effect of damaging hair follicles and can be used for hair removal. When in use, the light outlet is aligned with the treatment part and moves at a certain angle with the direction of the linear light spot, so that the light spot scans on the treatment part.
In accordance with one or more embodiments, a laser treatment apparatus is shown in figure 3. The therapeutic apparatus comprises: light sources 1, 11, and 13 that emit laser light; beam shaping devices 2, 12 and 14 which are positioned on the laser light path and shape the laser light into linear light spot beams; the shaped linear spot light beam is emitted from the light outlet 3 and then enters the treatment part. The light sources 1, 11 and 13 are continuous semiconductor lasers, the central wavelength of the light source 1 is about 635nm, the central wavelength of the light source 11 is about 470nm, and the central wavelength of the light source 13 is about 830 nm. The light beam shaping device 2 is composed of a collimating lens 2-1, a collimating lens 2-2 and a Powell prism 2-3, the collimating lens 2-1 and the collimating lens 2-2 are cylindrical lenses, the two cylindrical lenses are perpendicular to each other and respectively compress divergence angles of a fast axis and a slow axis of the light source 1, a light beam emitted by the light source 1 is shaped into collimated light, and the Powell prism 2-3 shapes the collimated light into a linear light spot light beam with uniform light intensity distribution in the long axis direction. The light beam shaping device 12 is composed of a collimating lens 12-1, a collimating lens 12-2 and a Powell prism 12-3, the collimating lens 12-1 and the collimating lens 12-2 are cylindrical lenses, the two cylindrical lenses are perpendicular to each other and respectively compress divergence angles of a fast axis and a slow axis of the light source 11, a light beam emitted by the light source 11 is shaped into collimated light, and the Powell prism 12-3 shapes the collimated light into a linear light spot light beam with uniform light intensity distribution in the long axis direction. The light beam shaping device 14 is composed of a collimating lens 14-1, a collimating lens 14-2 and a Powell prism 14-3, the collimating lens 14-1 and the collimating lens 14-2 are cylindrical lenses, the two cylindrical lenses are perpendicular to each other and respectively compress divergence angles of a fast axis and a slow axis of the light source 13, a light beam emitted by the light source 13 is shaped into collimated light, and the Powell prism 14-3 shapes the collimated light into a linear light spot light beam with uniform light intensity distribution in the long axis direction. The light beams emitted from the beam shaping devices 2, 12, and 14 are combined by the beam combining device 15, which is a wavelength combining device capable of combining light beams having a wavelength of about 635nm, a center wavelength of about 470nm, and a center wavelength of about 830 nm. The linear spot beams emitted from the beam shaping device 2, the beam shaping device 12, and the beam shaping device 14 are combined into one beam by the wavelength combining device 15. The light sources 1, 11 and 13 emit laser light simultaneously or alternately. The diffusion sheet 16 is disposed on the light exit port 3, and is configured to homogenize the light intensity in the short axis direction of the light beam, and the homogenized light spots exit from the light exit port 3. The laser therapeutic apparatus emits red light with center wavelength of about 635nm, blue light with center wavelength of about 470nm and infrared light with center wavelength of about 830nm, and the red light has the function of promoting collagen proliferation; the blue light has the function of killing propionibacterium and treating acne; the infrared light of about 830nm has the effect of eliminating skin inflammation and swelling. When in use, the light outlet is aligned with the treatment part and moves at a certain angle with the direction of the linear light spot, so that the light spot scans on the treatment part.
In accordance with one or more embodiments, a laser treatment apparatus is shown in fig. 4. The therapeutic apparatus comprises: light sources 1 and 11 that emit laser light; beam shaping devices 2 and 12, which are positioned on the laser light path and shape the laser into linear light spot beams; the shaped linear spot beam is emitted from the light outlet 19 and enters the treatment site. The light sources 1 and 11 are continuous semiconductor lasers, the central wavelength of the light source 1 is about 635nm, and the central wavelength of the light source 11 is about 470 nm. The light beam shaping device 2 is composed of a collimating lens 2-1, a collimating lens 2-2 and a Powell prism 2-3, the collimating lens 2-1 and the collimating lens 2-2 are cylindrical lenses, the two cylindrical lenses are perpendicular to each other and respectively compress divergence angles of a fast axis and a slow axis of the light source 1, a light beam emitted by the light source 1 is shaped into collimated light, and the Powell prism 2-3 shapes the collimated light into a linear light spot light beam with uniform light intensity distribution in the long axis direction. The light beam shaping device 12 is composed of a collimating lens 12-1, a collimating lens 12-2 and a Powell prism 12-3, the collimating lens 12-1 and the collimating lens 12-2 are cylindrical lenses, the two cylindrical lenses are perpendicular to each other and respectively compress divergence angles of a fast axis and a slow axis of the light source 11, a light beam emitted by the light source 11 is shaped into collimated light, and the Powell prism 12-3 shapes the collimated light into a linear light spot light beam with uniform light intensity distribution in the long axis direction. The light beams emitted from the beam shaping devices 2 and 12 are combined by the beam combining device 17, and are stepped prism beam combining devices, distance compression of two laser beams with long distance can be realized, the linear facula light beam emitted from the beam shaping device 2 is incident on the reflecting surface 17-1 of the stepped prism beam combining device 17, the linear facula light beam emitted from the beam shaping device 12 is incident on the reflecting surface 17-2 of the stepped prism beam combining device 17, and the light beams reflected by the two reflecting surfaces compress the original space distance. The light sources 1 and 11 emit laser light simultaneously or alternately. The diffusion sheet 18 is disposed on the light exit port 19, and is configured to homogenize the light intensity in the short axis direction of the light beam, and the homogenized light spot exits from the light exit port 19. The laser therapeutic apparatus emits red light with the central wavelength of about 635nm and blue light with the central wavelength of about 470nm, and the red light has the function of promoting collagen hyperplasia; the blue light can kill Propionibacterium, and can be used for treating acne. When in use, the light outlet is aligned with the treatment part and moves at a certain angle with the direction of the linear light spot, so that the light spot scans on the treatment part.
In accordance with one or more embodiments, a laser treatment apparatus is shown in figure 5. The therapeutic apparatus comprises: light sources 1, 11, and 13 that emit laser light; a beam shaping device 21 which is positioned on the laser light path and shapes the laser light into a linear light spot beam; the shaped linear spot beam is emitted from the light outlet 22 and enters the treatment site. The light sources 1, 11 and 13 are continuous semiconductor lasers, the central wavelength of the light source 1 is about 635nm, the central wavelength of the light source 11 is about 470nm, and the central wavelength of the light source 13 is about 830 nm. A beam combiner 20 is provided between the light sources 1, 11, 13 and the beam shaper 21, and the beam combiner 20 is a beam combining lens. The beam shaping device 21 consists of an optical waveguide 21-1, a collimating lens 21-2 and a cylindrical lens 21-3, the beam combining device 20 couples the emitted beams of the light sources 1, 11 and 13 into the optical waveguide 21-1, the optical waveguide 21-1 homogenizes the light, the collimating lens 21-2 collimates the light, the cylindrical lens 21-3 shapes the light into a linear light spot beam, and finally the linear light spot beam is emitted from the light outlet 22. The light sources 1, 11 and 13 emit laser light simultaneously or alternately. The laser therapeutic apparatus emits red light with center wavelength of about 635nm, blue light with center wavelength of about 470nm and infrared light with center wavelength of about 830nm, and the red light has the function of promoting collagen proliferation; the blue light has the function of killing propionibacterium and treating acne; the infrared light of 830nm has the effects of eliminating skin inflammation and swelling. When in use, the light outlet is aligned with the treatment part and moves at a certain angle with the direction of the linear light spot, so that the light spot scans on the treatment part.
In accordance with one or more embodiments, a laser treatment apparatus is shown in a block diagram in fig. 6. The therapeutic apparatus comprises: a light source 4 that emits laser light; a beam shaping device 23 which is located on the laser light path and shapes the laser light into a planar light spot beam; the shaped planar spot beam is emitted from the light outlet 24 and enters the treatment site. The light source 4 is a pulse semiconductor laser with a central wavelength of about 810 nm. The beam shaping device 23 is composed of a collimating lens 23-1, a collimating lens 23-2, a Powell prism 23-3 and a Powell prism 23-4, the collimating lens 23-1 and the collimating lens 23-2 are cylindrical lenses, the two cylindrical lenses are perpendicular to each other, and are used for compressing divergence angles of a fast axis and a slow axis of the light source 4 respectively to shape a light beam emitted by the light source 4 into collimated light. The Bawell prism 23-3 and the Bawell prism 23-4 are arranged vertically, the Bawell prism 23-3 shapes the collimation light into a linear light spot beam with uniform light intensity distribution in the long axis direction, and the Bawell prism 23-4 shapes the linear light spot beam into a planar light spot beam with uniform light intensity distribution. The shaped uniform planar spot beam exits from the exit port 24. The laser therapeutic apparatus emits infrared light pulse light with central wavelength of about 810nm, and the light in the wave band has the effect of damaging hair follicles and can be used for hair removal.
In accordance with one or more embodiments, a laser treatment apparatus is shown in fig. 7. The therapeutic apparatus comprises: light sources 1 and 11 that emit laser light; beam shaping means 25 and 26 located on the laser light path for shaping the laser light into a planar spot beam; the shaped planar spot beam is emitted from the light outlet 24 and enters the treatment site. The light sources 1 and 11 are continuous semiconductor lasers, the central wavelength of the light source 1 is about 635nm, and the central wavelength of the light source 11 is about 470 nm. The light beam shaping device 25 is composed of a collimating lens 25-1, a collimating lens 25-2, a Bawell prism 25-3 and a Bawell prism 25-4, wherein the collimating lens 25-1 and the collimating lens 25-2 are cylindrical lenses which are perpendicular to each other and respectively compress divergence angles of a fast axis and a slow axis of the light source 1, and a light beam emitted by the light source 1 is shaped into collimated light. The Bawell prism 25-3 and the Bawell prism 25-4 are arranged vertically, the Bawell prism 25-3 shapes the collimation light into a linear light spot beam with uniform light intensity distribution in the long axis direction, and the Bawell prism 25-4 shapes the linear light spot beam into a planar light spot beam with uniform light intensity distribution. The light beam shaping device 26 is composed of a collimating lens 26-1, a collimating lens 26-2, a Bawell prism 26-3 and a Bawell prism 26-4, wherein the collimating lens 26-1 and the collimating lens 26-2 are cylindrical lenses which are perpendicular to each other and respectively compress divergence angles of a fast axis and a slow axis of the light source 11, and a light beam emitted by the light source 11 is shaped into collimated light. The Bawell prism 26-3 and the Bawell prism 26-4 are arranged vertically, the Bawell prism 26-3 shapes the collimation light into a linear light spot beam with uniform light intensity distribution in the long axis direction, and the Bawell prism 26-4 shapes the linear light spot beam into a planar light spot beam with uniform light intensity distribution. The light beams emitted from the beam shaping devices 25 and 26 are combined by the beam combining device 27, which is a wavelength beam combining device capable of combining light beams with a wavelength of about 635nm and a central wavelength of about 470 nm. The linear spot beams emitted from the beam shaping device 25 and the beam shaping device 26 are combined into one beam by the wavelength combining device 27. The light sources 1 and 11 emit laser light simultaneously or alternately. The combined spot exits through exit port 24. The laser therapeutic apparatus emits red light with center wavelength of about 635nm and blue light with center wavelength of about 470nm, and the red light has the function of promoting collagen proliferation; the blue light can kill Propionibacterium, and can be used for treating acne.
In accordance with one or more embodiments, a laser treatment apparatus is shown in figure 8. The therapeutic apparatus comprises: light sources 1, 11, and 13 that emit laser light; a beam shaping device 28 which is located on the laser light path and shapes the laser light into a planar light spot beam; the shaped planar spot beam is emitted from the light outlet 29 and enters the treatment site. The light sources 1, 11 and 13 are continuous semiconductor lasers, the central wavelength of the light source 1 is about 635nm, the central wavelength of the light source 11 is about 470nm, and the central wavelength of the light source 13 is about 830 nm. A beam combining device 20 is arranged between the light sources 1, 11, 13 and the beam shaping device 28, and the beam combining device 20 is a beam combining lens. The beam shaping device 28 is composed of an optical waveguide 28-1 and a collimating lens 28-2, the beam combining device 20 couples the emission beams of the light sources 1, 11 and 13 into the optical waveguide 28-1, the optical waveguide 28-1 homogenizes the light, the collimating lens 28-2 compresses the divergence angle of the light beam, and finally the planar light spot light beam exits from the light outlet 29. The light sources 1, 11 and 13 emit laser light simultaneously or alternately. The laser therapeutic apparatus emits red light with center wavelength of about 635nm, blue light with center wavelength of about 470nm and infrared light with center wavelength of about 830nm, and the red light has the function of promoting collagen proliferation; the blue light has the function of killing propionibacterium and treating acne; the infrared light of about 830nm has the effect of eliminating skin inflammation and swelling.
It is worth noting that while the foregoing has described the spirit and principles of the present invention with reference to several specific embodiments, it is to be understood that the present invention is not limited to the disclosed embodiments, nor is the division of aspects, which is for convenience only as the features in these aspects cannot be combined. The invention is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (10)
1. A laser treatment apparatus, comprising:
a light source that emits laser light; the beam shaping device is positioned on the laser light path and is used for shaping the laser into a linear light spot beam; and the shaped linear light spot light beam is emitted from the light outlet and then enters the treatment part.
2. A laser treatment apparatus, comprising:
a light source that emits laser light; a beam shaping device which is positioned on the laser light path and shapes the laser light into a planar light spot beam; the shaped planar light spot light beam is emitted from the light outlet and then enters the treatment part.
3. The laser therapeutic apparatus according to claim 1 or 2, wherein the laser light path is provided with a beam combining device for combining the laser beams emitted by different light sources.
4. The therapeutic laser treatment device of claim 3, wherein the beam combining device is a wavelength beam combining device, a polarization beam combining device, a stepped prism beam combining device or a beam combining lens.
5. The laser therapeutic apparatus according to claim 1 or 2, wherein the light source is a continuous semiconductor laser or a pulse semiconductor laser, the wavelength is not less than 300nm, and the number is at least one.
6. The laser therapeutic apparatus according to claim 1 or 2, wherein the beam shaping device is composed of a collimating lens and a Powell prism.
7. The therapeutic laser treatment device of claim 1 wherein said beam shaping means comprises an optical waveguide, a collimating lens and a cylindrical lens.
8. The laser therapeutic device of claim 2 wherein the beam shaping means comprises an optical waveguide and a collimating lens.
9. The laser therapeutic apparatus according to claim 1, wherein a diffusion sheet is disposed at the light outlet.
10. The laser therapeutic apparatus according to claim 3, wherein the light sources emit laser light simultaneously or alternately when the number of the light sources is greater than or equal to 2.
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| CN202221052506.3U CN217886198U (en) | 2022-05-05 | 2022-05-05 | Laser therapeutic instrument |
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| CN202221052506.3U CN217886198U (en) | 2022-05-05 | 2022-05-05 | Laser therapeutic instrument |
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| CN217886198U true CN217886198U (en) | 2022-11-25 |
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Effective date of registration: 20240112 Address after: Floor 1, no.258, Pingyang Road, Minhang District, Shanghai, 201100 Patentee after: Shanghai Jiwei Technology Co.,Ltd. Address before: 201700 41-402, mengdanyuan, Lane 958, Qinghu Road, Xiayang street, Qingpu District, Shanghai Patentee before: Wang Huan |
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