CN110711321A

CN110711321A - Laser rehabilitation treatment device for primary osteoarthropathy

Info

Publication number: CN110711321A
Application number: CN201911005289.5A
Authority: CN
Inventors: 佟乐; 李玉瑶; 王菲; 张景平; 杜洪亮; 韩杨; 佟为; 佟黎明
Original assignee: Changchun Chengshi Health Industry Co Ltd
Current assignee: Changchun Chengshi Health Industry Co Ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-01-21
Anticipated expiration: 2039-10-22
Also published as: CN110711321B

Abstract

The invention discloses a laser rehabilitation treatment device for primary osteoarthropathy, which comprises a power supply module (1), a controller (2), a laser irradiation module (3) and a temperature measurement module (4); the device is a laser emission unit which emits near-infrared laser beams with different wavelengths in two working modes of pulse and continuous. Applying pulse laser with two near infrared wavelengths and continuous laser to act on the knee joint capsule; stimulating meniscus by multi-point irradiation of pulse laser to promote secretion of joint capsule lubricating fluid and absorption of seepage; acts on the small joint capsule at the far end of the limb to promote the absorption of urate. Continuous laser uniform irradiation forms heat radiation to a pathological change area, circulation is promoted, and accordingly rehabilitation treatment of primary joint pathological changes is achieved.

Description

Laser rehabilitation treatment device for primary osteoarthropathy

Technical Field

The invention relates to a laser rehabilitation treatment device for primary osteoarthropathy, and belongs to the technical field of medical equipment.

Background

The primary osteoarthropathy is a high-incidence osteoarthropathy of middle-aged and old people, serious cases can cause disability, and all regions in China have morbidity cases which seriously restrict the working life of ill people; traditional Chinese medicine adopts acupuncture, external application, massage, plaster, fumigation and washing and the like, but the treatment effect is not ideal and is well known in the industry. Pain relief is taken as a treatment means, and because symptoms are covered, lesion aggravation or joint re-injury is easily caused, and the side effect and damage of the medicament to visceral organs are large. Therefore, joint capsule repair techniques, which are physical methods mainly promoting the absorption of effusion or urate into tissues, are becoming the mainstream.

Disclosure of Invention

The invention provides a laser rehabilitation treatment device for primary osteoarthropathy, which aims to realize physical rehabilitation treatment for the primary osteoarthropathy.

As shown in the attached drawing 1, the laser rehabilitation device for primary osteoarthropathy provided by the invention comprises a power module 1, a controller 2, a laser irradiation module 3 and a temperature measurement module 4;

the power supply module 1 is a mains supply conversion circuit and is used for supplying power to the controller 2 and the laser irradiation module 3;

the controller 2 is a singlechip control circuit, collects temperature information obtained from the temperature measuring module 4, sets a highest temperature value, and controls the switching light, the laser output power, the pulse width, the light emitting frequency, the irradiation duration and the intermittent duration of the laser irradiation module 3;

as shown in fig. 2, the laser irradiation module 3 is a laser emission unit that emits near-infrared laser beams with different wavelengths in two working modes, namely pulse and continuous, and is composed of a laser driving source 301, a pulse laser 302, a beam shaper a303, a reflecting mirror 304, a continuous laser 305, a beam shaper B306 and a beam combiner 307; the laser driving source 301 is a constant current source having two output modes of a pulse mode and a continuous mode, wherein the pulse width of a power supply pulse signal output by the pulse mode is between 10ns and 300 μ s and can be adjusted by the controller 2, power is supplied to the pulse laser 302 and the continuous laser 305 according to a control signal from the controller 2, the pulse width and the light emitting frequency output by the pulse laser 302 are controlled, and the output laser power, the irradiation duration and the intermittent duration of the continuous laser 305 are controlled; the pulse laser 302 is a semiconductor laser which outputs near infrared wavelength lambda 1, has adjustable output pulse width and is positioned between 10ns and 300 mu s and is used for irradiating and stimulating osteoarthropathy areas; the beam shaper A303 is a two-dimensional Dammann grating, and divides the laser beam output by the pulse laser 302 into N × N area array sub-beams; the reflecting mirror 304 is a plane mirror with high reflectivity for 45-degree incident λ 1 light, and is used for folding the λ 1 light from the beam shaper a303 to transmit in a 90-degree direction; the continuous laser 305 is a semiconductor laser which outputs near infrared wavelength lambda 2 and is used for irradiating and heating the osteoarthropathy area; the beam shaper B306 is a fresnel zone plate array, and is configured to spatially shape the laser beam output by the continuous laser 305, so that the light field irradiated in the osteoarticular pathological region is flat-top distributed; the beam combining mirror 307 is a dichroic mirror, has high reflectivity for light with a wavelength of λ 1 and high transmissivity for light with a wavelength of λ 2, and is used for combining a light beam with a wavelength of λ 1 from the reflecting mirror 304 and a light beam with a wavelength of λ 2 from the beam shaper B306 into one light beam to irradiate the osteoarthropathy region;

the temperature measurement module 4 consists of an infrared temperature measurement sensor and a data acquisition unit and is used for measuring the body surface temperature of the osteoarthropathy region.

Has the advantages that: the knee joint capsule is acted by two kinds of near-infrared wavelength pulse laser and continuous laser; stimulating meniscus by multi-point irradiation of pulse laser to promote secretion of joint capsule lubricating fluid and absorption of seepage; acts on the small joint capsule at the far end of the limb to promote the absorption of urate. Continuous laser uniform irradiation forms heat radiation to a pathological change area, circulation is promoted, and accordingly rehabilitation treatment of primary joint pathological changes is achieved.

Drawings

Fig. 1 is a schematic diagram of a laser rehabilitation device for primary osteoarthropathy.

Fig. 2 is a block diagram of a laser irradiation module.

In the figure: 1-power module, 2-controller, 3-laser irradiation module, 4-thermometry module, 301-laser driving source, 302-pulse laser, 303-beam shaper A, 304-reflector, 305-continuous laser, 306-beam shaper B, 307-beam combiner.

Detailed Description

Example 1 a primary osteoarthropathy laser rehabilitation therapy device.

the controller 2 is a singlechip control circuit, collects temperature information obtained from the temperature measuring module 4, sets a highest temperature value, closes the continuous laser 305 in the laser irradiation module 3 when the measured temperature value reaches a set value, and controls the laser irradiation module 3 to switch light, laser output power, pulse width, light emitting frequency, irradiation duration and intermittent duration;

as shown in fig. 2, the laser irradiation module 3 is a laser emission unit that emits pulse and continuous two working modes, near-infrared laser beams with different wavelengths, outputs laser wavelengths of 808nm, 850nm, 880nm, 905nm, 915nm, 940nm, 976nm, 980nm, 1064nm or 1550nm, and is composed of a laser driving source 301, a pulse laser 302, a beam shaper a303, a reflecting mirror 304, a continuous laser 305, a beam shaper B306 and a beam combining mirror 307; the laser driving source 301 is a constant current source with two output modes of a pulse mode and a continuous mode, wherein the pulse width of an electric pulse signal output by the pulse mode is between 10ns and 300 μ s and can be adjusted by the controller 2, power is supplied to the pulse laser 302 and the continuous laser 305 according to a control signal from the controller 2, the light pulse width and the light emitting frequency output by the pulse laser 302 are controlled, and the output laser power, the irradiation duration and the intermittent duration of the continuous laser 305 are controlled; the pulse laser 302 is a semiconductor laser with an output wavelength lambda 1, the output pulse width is adjustable and is positioned between 10ns and 300 mu s, and the pulse laser is used for irradiating and stimulating osteoarthropathy areas; the beam shaper A303 is a two-dimensional Dammann grating, and divides the laser beam output by the pulse laser 302 into 10 × 10 surface array sub-beams; the reflecting mirror 304 is a plane mirror with high reflectivity for 45-degree incident lambda 1 light, the reflectivity is 99.5%, and the lambda 1 light from the beam shaper A303 is refracted by 90 degrees; the continuous laser 305 is a semiconductor laser with an output wavelength lambda 2 and is used for irradiating and heating the osteoarthropathy area; the beam shaper B306 is a fresnel zone plate array, and is configured to spatially shape the laser beam output by the continuous laser 305, so that the light field irradiated in the osteoarthropathy region is flat-top distributed; the beam combining mirror 307 is a dichroic mirror, has high reflectivity (reflectivity of 99.5%) for light with a wavelength of λ 1 and high transmissivity (transmissivity of 99.5%) for light with a wavelength of λ 2, and combines the light beams with the wavelength of λ 1 from the reflecting mirror 304 and the light beams with the wavelength of λ 2 from the beam shaper B306 into one light beam to irradiate the osteoarthropathy region;

the temperature measurement module 4 consists of an infrared temperature measurement sensor and a data acquisition unit and is used for measuring the surface temperature of the osteoarthropathy area.

Claims

1. A laser rehabilitation treatment device for primary osteoarthropathy is characterized by comprising a power supply module (1), a controller (2), a laser irradiation module (3) and a temperature measurement module (4);

the power supply module (1) is a mains supply conversion circuit;

the controller (2) is a singlechip control circuit;

the laser irradiation module (3) is a laser emission unit which emits pulse and continuous two working modes and near-infrared laser beams with different wavelengths, and consists of a laser driving source (301), a pulse laser (302), a beam shaper A (303), a reflector (304), a continuous laser (305), a beam shaper B (306) and a beam combiner (307); the laser driving source (301) is a constant current source with a pulse mode and a continuous mode two-way output mode, wherein the pulse width of a power supply pulse signal output by the pulse mode is between 10ns and 300 mu s and can be adjusted by the controller (2); the pulse laser (302) is a semiconductor laser which outputs near infrared wavelength lambda 1, and the output pulse width is adjustable and is positioned between 10ns and 300 mu s; the beam shaper A (303) is a two-dimensional Dammann grating; the reflecting mirror (304) is a plane mirror with high reflectivity for λ 1 light incident at 45 degrees; the continuous laser (305) is a semiconductor laser which outputs near infrared wavelength lambda 2; the beam shaper B (306) is a Fresnel zone plate array; the beam combining mirror (307) is a dichroic plane mirror, and has high reflectivity for light with the wavelength of lambda 1 and high transmissivity for light with the wavelength of lambda 2;

the temperature measurement module (4) is composed of an infrared temperature measurement sensor and a data acquisition unit.

2. The laser rehabilitation device for primary osteoarthropathy of claim 1, wherein: the laser irradiation module (3) is a laser emission unit which emits near-infrared laser beams with different wavelengths in two working modes of pulse emission and continuous emission.

3. The laser rehabilitation device for primary osteoarthropathy of claim 1, wherein: the laser driving source (301) is a constant current source with a pulse mode and a continuous mode two-way output mode, wherein the pulse width of a power supply pulse signal output by the pulse mode is between 10ns and 300 mu s and can be adjusted by the controller (2).

4. The laser rehabilitation device for primary osteoarthropathy of claim 1, wherein: a laser beam emitted by a pulse laser (302) is divided into N multiplied by N area array sub-beams by a two-dimensional Dammann grating.

5. The laser rehabilitation device for primary osteoarthropathy of claim 1, wherein: a Fresnel zone plate array is used to shape the laser beam emitted by the continuous laser (305) into a flat-topped profile.