CN211097076U

CN211097076U - Phototherapy equipment for cervical spondylosis

Info

Publication number: CN211097076U
Application number: CN201921633299.9U
Authority: CN
Inventors: 刘木清; 卢志成; 林上飞
Original assignee: Jinjiang Hengyuan Technology Development Co ltd
Current assignee: Jinjiang Hengyuan Technology Development Co ltd; Fudan University
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-07-28
Anticipated expiration: 2029-09-28

Abstract

The utility model belongs to the technical field of medical instrument, specifically be cervical spondylopathy phototherapy equipment. The device comprises an illumination module, a light path adjusting module, a power supply module and a dimming module; the illumination module consists of a flexible circuit substrate and a light source and is used for illuminating target cells; the light path adjusting module diffuses the light emitted by the light source and uniformly distributes the light in the illumination area; the dimming module is used for setting pulse light wavelength, pulse light power and illumination action time. Compared with the prior therapeutic apparatus, the utility model realizes the illumination with higher intensity and has higher depth of penetrating tissue. The equipment enhances the activity of macrophages through a proper illumination mode, accelerates the removal of necrotic fragments of tissues and cells at the injured part of an organism, enhances the activity of microglia at the same time, and promotes the repair of a central nervous system. In addition, the device generates pulse light with extremely strong transient power through pulse width modulation, and avoids the problems of small illumination area of the infrared ray type therapeutic apparatus and reduced depth of laser penetrating tissues.

Description

Phototherapy equipment for cervical spondylosis

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to phototherapy equipment.

Background

With the continuous improvement of the technological level, people have longer and longer service time of electronic products such as computers, mobile phones and the like, so that more and more cases of cervical spondylosis appear in the middle-aged and elderly people, white-collar office workers, students and the like. Nowadays, cervical spondylosis is one of the most common diseases in the world, and due to long-term strain of cervical vertebrae and prolapse of intervertebral disc, cervical vertebrae spinal cord, nerve root, vertebral artery, and cross nerve are pressed, resulting in various cervical spondylosis.

At present, the common phototherapy equipment for treating cervical spondylosis comprises an infrared ray type and a low-intensity weak laser type. The infrared ray type equipment mainly expands and hyperemia of local skin capillary vessels under the action of radiant heat, accelerates the blood flow speed, enhances the cell metabolism and reduces the sensitivity of nerve endings, but most infrared rays are absorbed by the epidermis, so the penetration depth of tissues is low, and the treatment effect is poor; the weak laser type equipment of low strength is through making artery expansion, improving the blood circulation of tissues such as shoulder to the internal and external balance of recovery centrum alleviates the oppression of neck muscle spasm to spinal cord etc, nevertheless along with tissue temperature rise, the laser penetration depth descends, and biostimulation effect changes the warm effect into by a wide margin simultaneously, leads to treating effective function time to shorten by a wide margin, and this equipment illumination area is less simultaneously, is difficult to cover the treatment region completely, and the effect still needs to promote.

Therefore, the field of cervical spondylosis treatment needs phototherapy equipment with certain intensity and enough penetration depth, L ED has the characteristic of high response speed in a visible light spectrum range, the transient power of the phototherapy equipment is even higher than the weak laser intensity through methods such as pulse width modulation, and meanwhile, an obvious warming effect is not generated, so that the phototherapy equipment has the possibility of meeting the requirement of penetrating tissue depth and being enough in intensity.

Disclosure of Invention

An object of the utility model is to provide a cervical spondylopathy phototherapy equipment that energy utilization is high, treatment effect is good.

The utility model provides a phototherapy device for cervical spondylosis, which comprises an illumination module, a light path adjusting module, a power supply module and a light adjusting module; the illumination module consists of a flexible circuit substrate and a light source and is used for illuminating target cells, and the illumination module is designed into a fan-shaped shape; the light path adjusting module is a light-transmitting flat plate with a microstructure, and diffuses light rays emitted by the light source and enables the light rays to be uniformly distributed in the illumination area; the dimming module is composed of a circuit substrate and a dimming chip and is used for setting pulse light wavelength, pulse light power and illumination action time.

The utility model discloses in, among the illumination module, the light source is according to eight characters type distribution on flexible circuit substrate.

The utility model discloses in, the light source specifically can be a plurality of monochromatic L ED light sources of same model, and peak wavelength is in 400~700nm within range.

In the present invention, the target cells are specifically macrophages and microglia.

In the present invention, the light-transmitting flat plate with microstructures means that 20-100 microstructures similar to peanuts are distributed on one side of the light-transmitting flat plate facing the light source, and the normal line of each microstructure coincides with the normal line direction of the light source; the surface far away from the illumination module is a plane.

The utility model discloses in, the module of adjusting luminance, be used for right the light source carries out PWM and adjusts luminance, and wherein the amplitude range is 5~20V, and the frequency setting range is 20Hz ~20kHz, and the duty cycle setting range is 1~ 50%; the preferred duty cycle is 20%.

The utility model discloses in, power module, its power output voltage scope is 5~20V, provides stable power supply for whole equipment.

The beneficial effects of the utility model reside in that:

1. the utility model adopts L ED to realize higher intensity illumination, and has higher depth of penetrating tissue compared with infrared ray type equipment;

2. the utility model discloses to macrophage and microglia, through suitable illumination mode, make the reinforcing of target cell activity, reach cervical spondylopathy treatment purpose. Specifically, the method aims to enhance the activity of macrophages and accelerate the processes of removing necrotic fragments of tissues and cells at the injured part of the organism and the like; the activity of microglia is enhanced, the repair of a nervous system is promoted, and the cervical spondylosis is prevented from further worsening to a certain extent;

3. the utility model discloses a method of pulse width modulation produces the extremely strong pulse light of transient state power, makes intensity reach the intensity equivalent with weak laser therapy appearance, guarantees that the target cell receives sufficient radiant energy, avoids most light energy to be absorbed by top layer skin, problem that energy utilization is low.

Drawings

Fig. 1 is a schematic diagram of the system of the present invention.

Fig. 2 is a schematic structural diagram of an illumination module according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of an optical path adjusting module according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a dimming module and a power module according to an embodiment of the present invention.

Fig. 5 is a comparison of the output instantaneous power of the infrared ray type phototherapy device and the cervical spondylosis phototherapy device of the present invention.

In the figure, reference numeral 1 denotes an illumination module, 2 denotes a light path adjusting module, 3 denotes a power module, 4 denotes a dimming module, 5 denotes an L ED array, 6 denotes a flexible circuit board, 7 denotes an optical microstructure, 8 denotes a PWM dimming unit, 9 denotes a control panel, and 10 denotes a circuit board.

Detailed Description

The technical solution of the present invention will be further described with reference to the following embodiments and the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiment of the utility model, under the prerequisite that does not make creative work, all other embodiments that obtain of ordinary technical personnel in this field all belong to the utility model discloses scope of protection.

At present, phototherapy instruments aiming at cervical spondylosis in the market mainly comprise an infrared ray type and a low-intensity weak laser type. The infrared phototherapy instrument has low output power, most of energy emitted by the infrared phototherapy instrument can be absorbed by epidermal cells, and obvious neck thermal sensation can be generated after the infrared phototherapy instrument works for a long time, so that user experience is obviously influenced; to the weak laser type phototherapy instrument of low strength, this instrument is through making the artery expand, makes the blood circulation of tissues such as neck shoulder obtain improving to the internal and external balance of recovery centrum alleviates neck muscle spasm and the oppression to spinal cord etc. nevertheless along with the tissue temperature rise, the laser penetration depth descends, and biostimulation effect changes into the tepid effect by a wide margin simultaneously, leads to treating effective function time to shorten by a wide margin, and the effect still needs to promote, and the illumination area is less simultaneously is difficult to satisfy the demand that needs large tracts of land illumination.

L ED has short response time, small volume, high luminous efficiency, high brightness, low heat, low power consumption, long service life, and so on, and more wearable phototherapy devices in recent years use L ED as the light source.

The embodiment of the utility model provides a cervical spondylopathy phototherapy equipment, this equipment includes illumination module 1, light path adjustment module 2, power module 3 and module 4 of adjusting luminance, figure 2 has described illumination module 1's structure, figure 3 has described light path adjustment module 2's structure, figure 4 has described power module 3 and module 4's structure of adjusting luminance, wherein illumination module is used for carrying out the illumination effect to intervertebral disc position target cell, light path adjustment module is used for optimizing the light path of L ED array output and then producing best treatment, power module provides stable power supply for whole equipment, the module of adjusting luminance is used for setting up pulse optical wavelength, pulse optical power, illumination effect time.

The illumination module 1 is composed of L ED array 5 and flexible circuit board 6, the flexible circuit board 6 is used for providing a conduction path for L ED array, one side of the flexible circuit board 6 containing L ED array is used for illuminating cervical vertebra part of human body, the other side is used for heat dissipation of L ED array 5, heat conducting silica gel and heat dissipation fins are pasted on the surface of the flexible circuit board, the side is connected with the PWM illumination unit module 8 by a lead, L ED array 5 is monochromatic L ED light source or various monochromatic L ED light sources (L ED peak wavelength type N > = 2) with different peak wavelengths, the peak wavelength range is 400 nm-700 nm, the full width of the spectrum is less than 40nm, L ED array 5 receives working signals from the dimming module 4 through the flexible circuit board 6, and sends pulse light beams, wherein the pulse light beams are monochromatic light with certain working time, peak wavelength, duty ratio and frequency.

The light path adjusting module 2 is attached to one side of the flexible circuit board 6, which contains L ED arrays 5, and optical microstructures 7 corresponding to the L ED arrays are distributed on the light path adjusting module 2, wherein the optical microstructures 7 are similar to peanut structures, the normal direction of each structure is overlapped with each L ED normal of the L ED array 5, so that light emitted by the L ED array 5 can be uniformly diffused to reach intervertebral disc parts of a human body, local overheating is avoided, after light emitted by the L ED array 5 enters the light path adjusting module 2, the light path adjusting module 2 adjusts the light, and the light is focused to a target phototherapy area to generate the best effect, and the optical microstructures 7 used on the light path adjusting module 2 are made of common glass and Polycarbonate (PC).

The power module 3 provides power for the whole device, the output voltage range of the power module is 5-20V, specifically, the power module can provide current drive for the L ED array 5 through the dimming module 4, and meanwhile, the power module provides power for the PWM dimming unit module 8 and the control panel 9.

The dimming module 4 comprises a PWM dimming unit 8, a control panel 9 and a circuit board 10, wherein the PWM dimming unit 8 and the control panel 9 are fixed on the circuit board 10, and an electric path is welded on the circuit board 10, and is not only used for providing working current for the L ED array light source 5 on the illumination module 1, the PWM dimming unit 8 on the dimming module 4 and the control panel 9, but also responsible for signal transmission, including signal transmission between the PWM module 8 and the control panel 9 and signal transmission between the illumination module 1 and the dimming module 4.

The dimming module 4 controls the illumination module 1, specifically, independent constant current driving is performed on each L ED array 5 in the illumination module 1, and meanwhile, a PWM signal is transmitted to each L ED array 5, the amplitude range of the PWM signal which can be output by the dimming module 4 is 5-20V, the PWM frequency range is 20 Hz-20 kHz, and the duty ratio range is 1-50%.

For cervical vertebra tissue areas needing treatment, such as pathological changes at intervertebral discs, the degeneration of ligament-intervertebral discs and the accompanying tearing and bleeding of capillaries can cause hematoma formation in ligament-intervertebral disc gaps, then fibroblasts start to be activated at the hematoma and form granulation tissues, and organization, ossification and calcium salt deposition at the hematoma cause the formation of bone spurs and further damage to surrounding body parts, thereby causing pain to patients. The utility model aims to select the pulse light with proper energy, proper acting time and proper wavelength to promote the activity of the macrophage and enhance the clearing capability, thereby preventing the cervical spondylosis from further worsening; typical cells involved in the nerve repair process are microglia, and the microglia can synthesize substances for promoting the repair of the nervous system to improve the pain of patients caused by cervical spondylosis.

The present invention is directed to an infrared phototherapy apparatus having a peak wavelength of 660nm, a light beam having a wavelength of 40nm, a L ED light source having a luminous efficiency of 50%, an energy threshold W1 required for phototherapy being 30J, thus a required L ED light source W is 60J, a power P1 of the general phototherapy apparatus being 10mW pulsed light, the present invention provides a phototherapy apparatus having an average power P2 of 10 mW. to achieve a W1 value, both operating times T1 and T2 being 100 minutes, the difference being that the utility model discloses a L ED phototherapy apparatus has the characteristic of variable instantaneous power, the peak voltage can be set to 5V, the current duty cycle is constant at 10V, 20% of the laser light is still 10mA, but the instantaneous power is still 10mA, the instantaneous power is higher than that of mW. mA, the present invention provides a more effective heating effect than the infrared phototherapy apparatus, and the present invention provides a more effective heating effect than the infrared phototherapy apparatus.

To sum up, the utility model discloses a cervical spondylopathy phototherapy equipment, accessible PWM method of adjusting luminance obtain the L ED pulsed light source that has certain frequency and duty cycle, and its instantaneous energy can set up to higher state, meanwhile, the utility model discloses cell to among the cervical spondylopathy pathological process carries out the analysis, goes deep into the analysis from the inherent mechanism aspect of cervical spondylopathy to the suppression cervical spondylopathy further worsens, promotes injured tissue position function recovery.

Claims

1. A phototherapy device for cervical spondylosis is characterized by comprising an illumination module, a light path adjusting module, a power supply module and a dimming module; the illumination module consists of a flexible circuit substrate and a light source and is used for illuminating target cells, and the illumination module is designed into a fan-shaped shape; the light path adjusting module is a light-transmitting flat plate with a microstructure, and diffuses light rays emitted by the light source and enables the light rays to be uniformly distributed in an illumination area; the dimming module is composed of a circuit substrate and a dimming chip and is used for setting pulse light wavelength, pulse light power and illumination acting time.

2. The phototherapy device for cervical spondylosis as claimed in claim 1, wherein the light sources in the lighting module are distributed on the flexible circuit board in a splayed shape, the light sources are a plurality of monochromatic L ED light sources with the same type, and the peak wavelength is 400-700 nm.

3. The phototherapy device for cervical spondylosis as claimed in claim 2, wherein the light-transmitting plate with micro-structures is formed by distributing 20-100 micro-structures similar to peanuts on the side of the light-transmitting plate facing the light source, and the normal line of each micro-structure is coincident with the normal line direction of the light source; the surface far away from the illumination module is a plane.

4. The phototherapy device for cervical spondylosis as claimed in claim 3, wherein the dimming module is used to perform PWM dimming on the light source, wherein the amplitude is 5-20V, the frequency is 20 Hz-20 kHz, and the duty ratio is 1-50%.

5. The phototherapy device for cervical spondylosis as claimed in claim 4, wherein the power module has an output voltage ranging from 10V to 20V to provide a stable power for the whole device.

6. Cervical spondylosis phototherapy device according to claims 1-5, characterized in that the target cells are macrophages or microglia.

7. The phototherapy device for cervical spondylosis as claimed in claim 4, wherein the light modulation module comprises a PWM light modulation unit, a control panel and a circuit substrate, the PWM light modulation unit and the control panel are fixed on the circuit substrate, and an electrical path is welded on the circuit substrate for providing operating current for the L ED array light source on the illumination module and the PWM light modulation unit and the control panel on the light modulation module, and for transmitting signals, including signal transmission between the PWM light modulation unit and the control panel and signal transmission between the illumination module and the light modulation module.

8. The phototherapy device for cervical spondylosis as claimed in claim 7, wherein the light modulation module controls the light modulation module, specifically, L ED arrays in the light modulation module are independently driven by constant current, PWM signals are transmitted to L ED arrays simultaneously, the amplitude range of the PWM signals output by the light modulation module is 5-20V, the PWM frequency range is 20 Hz-20 kHz, and the duty ratio range is 1-50%, the control panel is used for setting phototherapy parameters for a user, the phototherapy parameters include peak wavelength, duty ratio, frequency and working time, the set parameters are transmitted to the PWM light modulation unit through the circuit substrate, and after the PWM light modulation unit processes the parameter information, the emitted signals are transmitted to the L ED arrays on the light modulation module through the electric path of the circuit substrate again, so that the L ED arrays emit pulsed light corresponding to the working time, peak wavelength, duty ratio and frequency set by the user.