CN213192171U - Targeting ultraviolet therapeutic apparatus for vitiligo - Google Patents

Targeting ultraviolet therapeutic apparatus for vitiligo Download PDF

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Publication number
CN213192171U
CN213192171U CN202021351964.8U CN202021351964U CN213192171U CN 213192171 U CN213192171 U CN 213192171U CN 202021351964 U CN202021351964 U CN 202021351964U CN 213192171 U CN213192171 U CN 213192171U
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Prior art keywords
handle
illumination probe
device body
vitiligo
display screen
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CN202021351964.8U
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Chinese (zh)
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童学娅
林永祥
徐洋
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Chengdu Borun Vitiligo Hospital Co ltd
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Chengdu Borun Vitiligo Hospital Co ltd
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Abstract

The utility model discloses a targeting ultraviolet therapeutic apparatus for vitiligo, which comprises an apparatus body, a display screen and an illumination probe; a groove is formed in the side face of the device body, and a clamping jaw is fixedly installed in the groove; the end face of the illumination probe is arc-shaped, an ultraviolet lamp tube is arranged in the illumination probe, and a light-gathering layer is arranged between the ultraviolet lamp tube and the end face; the illumination probe is connected with the handle, a sliding button is arranged on the handle, and the handle is accommodated in the clamping jaw inside the groove; a handle is arranged at the center of the top of the device body, and a display screen and a plurality of keys are arranged on one side of the handle; a plurality of universal wheels are fixedly arranged at the bottom of the device body; an electrical control box is arranged in the device body and is connected with the illumination probe through a lead; the MCU is integrated in the electrical control box and is respectively and electrically connected with the display screen, the step-down voltage stabilizer and the regulating circuit; the adjusting circuit is electrically connected with an ultraviolet lamp tube in the illumination probe through a lead; the step-down voltage stabilizer is connected with the power supply; the regulating circuit comprises a relaxation oscillator.

Description

Targeting ultraviolet therapeutic apparatus for vitiligo
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to target ultraviolet therapeutic instrument for vitiligo.
Background
Vitiligo is a relatively common acquired pigmentary skin disease and is characterized by complete loss of pigment from local or generalized skin mucous membranes. The loss of melanocyte function in the skin, but the mechanism is not clear. All parts of the body can occur, usually around the back, wrist, forearm, face, neck and genitals. The vulva of women can also occur, and young women are more.
The existing treatment for vitiligo is as follows:
1. hormone therapy
(1) The system is mainly suitable for patients with generalized progressive vitiligo. The hormone is orally or intramuscularly injected to stabilize the leucoderma in the advancing stage as soon as possible.
(2) Local treatment, topical glucocorticoid is effective for treating limited vitiligo, but adverse reaction caused by long-term topical glucocorticoid should be noticed. The clinically commonly used medicines comprise halometasone ointment, mometasone furoate cream and the like.
2. Phototherapy and photochemotherapy
(1) Phototherapy with narrow-wave ultraviolet (NB-UVB) has certain effect on treating limited or generalized vitiligo.
(2) Photochemotherapy (PUVA) is a better treatment option for local externally-applied furocoumarins (8-MOP, psoralea tincture) and solarization of the limited vitiligo, and can be used for adults and children over 5 years old.
3. Transplantation therapy
It is suitable for patients with stable stage, few skin lesions for several days, and no scar. Common methods include autologous epidermal transplantation, microdermabrasion, autologous cultured melanocyte transplantation, etc.
4. Immunosuppressant
The externally applied calcineurin inhibitor (tacrolimus, pimecrolimus) has certain effect on the parts which are not suitable for using hormone or in order to avoid adverse reaction caused by long-term application of hormone.
5. Vitamin D3 derivatives
The vitamin D3 derivative can be used in combination therapy with NB-UVB, PUVA, etc. Can also be used in combination with topical hormone and calcineurin inhibitor.
In order to facilitate treatment and save cost, most of the existing patients select phototherapy, and the existing vitiligo wind-solar therapeutic apparatus has the defects of large volume, complex structure, high cost and poor targeting property.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the above-mentioned among the prior art not enough, provide a targeted ultraviolet therapeutic instrument for vitiligo to solve current vitiligo scene therapeutic instrument bulky, the structure is complicated, and is with high costs, and targeted poor problem.
In order to achieve the purpose, the utility model adopts the technical proposal that:
a targeted ultraviolet therapeutic apparatus for vitiligo comprises an apparatus body, a display screen and an illumination probe; a groove is formed in the side face of the device body, and a clamping jaw is fixedly installed in the groove; the end face of the illumination probe is arc-shaped, an ultraviolet lamp tube is arranged in the illumination probe, and a light gathering layer is arranged between the ultraviolet lamp tube and the end face; the illumination probe is connected with the handle, a sliding button is arranged on the handle, and the handle is accommodated in the clamping jaw inside the groove; a handle is arranged at the center of the top of the device body, and a display screen and a plurality of keys are arranged on one side of the handle; a plurality of universal wheels are fixedly arranged at the bottom of the device body;
an electrical control box is arranged in the device body and is connected with the illumination probe through a lead; the MCU is integrated in the electrical control box and is respectively and electrically connected with the display screen, the step-down voltage stabilizer and the regulating circuit; the adjusting circuit is electrically connected with an ultraviolet lamp tube in the illumination probe through a lead; the step-down voltage stabilizer is connected with the power supply; the regulating circuit comprises a relaxation oscillator comprising an adjustable sliding varistor RP, a charging capacitor C and a neon bulb N.
Further, the light-gathering and transmitting layer is a convex lens.
Further, the MCU is electrically connected with the display screen through an RS485 bus.
Further, the MCU is a P89LPC932 singlechip.
Further, the step-down voltage regulator is a step-down voltage regulator LM3402 of a controllable current source.
Further, the maximum resistance of the adjustable sliding varistor RP is 200K.
The utility model provides a targeted ultraviolet therapeutic instrument for vitiligo has following beneficial effect:
the utility model discloses simple structure, portable, and accessible regulating circuit changes the voltage of ultraviolet fluorescent tube, and then changes the output of ultraviolet fluorescent tube, and carries out the gathering of light with ultraviolet ray earlier through gathering the layer, and on the retransmission to patient's skin, and then realize the targeted treatment of patient, improved treatment, have stronger practicality.
Drawings
Fig. 1 is a structural diagram of a targeting ultraviolet light therapeutic apparatus for vitiligo.
Fig. 2 is a top view of a targeting ultraviolet light therapeutic apparatus for vitiligo.
Fig. 3 is a groove structure diagram of the targeting ultraviolet light therapeutic apparatus for vitiligo.
Fig. 4 is a schematic circuit block diagram of a targeting ultraviolet light therapeutic apparatus for vitiligo.
Fig. 5 is a circuit diagram of a targeted ultraviolet therapeutic instrument voltage reduction voltage stabilizer for vitiligo.
Fig. 6 is a circuit diagram of a targeted ultraviolet therapeutic apparatus for vitiligo.
Wherein, 1, the device body; 2. a display screen; 3. pressing a key; 4. a handle; 5. a handle; 6. illuminating the probe; 7. an ultraviolet lamp tube; 8. a universal wheel; 9. a wire; 10. a groove; 11. a clamping jaw; 12. an electrical control box; 13. a slide button; 14. a polymeric layer.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes may be made apparent to those skilled in the art within the spirit and scope of the present invention as defined and defined by the appended claims.
According to one embodiment of the application, referring to fig. 1-3, the present invention provides a targeted ultraviolet light therapeutic apparatus for vitiligo, which comprises an apparatus body 1, a display screen 2 and an illumination probe 6.
Wherein, the light probe 6 is used for carrying out targeted irradiation treatment on the patient.
The ultraviolet lamp tube 7 is arranged in the illumination probe 6, the light-gathering layer 14 is arranged between the ultraviolet lamp tube 7 and the end face, the light-gathering layer 14 and the end face of the illumination probe 6 are both arc-shaped, the light-gathering layer 14 is a convex lens, and the light of the ultraviolet lamp tube 7 can be gathered and concentrated to one point or one part for irradiation, namely, the irradiation treatment is carried out on the patient in a targeted mode.
The illumination probe 6 is connected with the handle 5, the sliding button 13 is arranged on the handle 5, the sliding button 13 is mechanically connected with the adjustable sliding rheostat RP in the adjusting circuit, namely, the voltage connected into the ultraviolet lamp tube 7 can be changed through the sliding button 13, the output power of the ultraviolet lamp tube 7 is further changed, namely, the light intensity, and medical staff can adjust the light intensity according to the actual condition of a patient.
The handle 5 is accommodated in the jaw 11 inside the recess 10, i.e. the illumination probe 6 together with the handle 5 is placed in the jaw 11 inside the recess 10.
The handle 4 is arranged at the top of the device body 1, so that the device is convenient to carry and use.
A plurality of universal wheels 8 are fixedly installed at the bottom of the device body 1, and movement is facilitated.
The central position in 1 top of device body installs handle 4, and handle 4 one side sets up display screen 2 and a plurality of button 3, and a plurality of buttons 3 are used for the input of instruction.
Referring to fig. 4, an electrical control box 12 is arranged inside the device body 1, and an MCU is integrated in the control box and is electrically connected with the display screen 2, the step-down voltage regulator and the regulating circuit respectively; the adjusting circuit is electrically connected with an ultraviolet lamp tube 7 in the illumination probe 6 through a lead 9; the step-down voltage stabilizer is connected with the power supply.
The MCU adopts P89LPC932, the P89LPC932 is a low-power consumption MCU produced by Philips company, the power supply voltage is 3.3V, the low-power consumption MCU can operate with low power consumption, and the MCU is suitable for occasions requiring high integration level and low cost and can meet various performance requirements.
The P89LPC932 adopts a high-performance processor structure, and the instruction execution time only needs 2-4 clock cycles which are 6 times that of a standard 80C51 device. In addition, the P89LPC932 also integrates many system-level functions, which can greatly reduce the number of components, the circuit board area and the system cost, and has 2 internal timers, which can be used as a PWM generator with 256 timer clock cycles.
The display screen 2 is electrically connected with the MCU through the RS485 bus and is used for displaying relevant parameters of the MCU, such as working voltage, and controlling the working voltage of the ultraviolet lamp tube 7 and the illumination intensity corresponding to the working voltage.
Referring to fig. 5, the step-down regulator is a step-down regulator with a controllable current source, and the LM3402 is a step-down regulator derived from a controllable current source, and can drive the high-power and high-brightness ultraviolet lamp 7 connected in series, and can receive an input voltage in a range of 6V to 42V. When using a pin-compatible LM3402HV, the upper limit of the input voltage may reach 75V. The output voltage of the converter is adjusted according to the intensity requirement of the ultraviolet lamp tube 7, and the constant current level passing through the LED array can be maintained.
Referring to fig. 6, the power of the ultraviolet lamp 7 is adjusted by the adjusting circuit through voltage adjustment, and the RP, C and the neon bulb N in the adjusting circuit form a relaxation oscillator for generating a pulse to trigger the thyristor VS. Typically, the neon bulb turn-on voltage is 60-80V, and when C is charged to the neon bulb voltage, N glow turns on and VS is triggered to turn on. Adjusting RP can change the charging rate of C, thereby changing the VS conduction angle and achieving the purpose of adjusting the light intensity of the ultraviolet lamp tube 7. The R2 and R3 form a voltage divider to charge C through VD5, and the VS conduction angle can be changed by changing the voltage division of R2 and R3, so that the brightness of the ultraviolet lamp tube 7 is changed.
The working principle of the scheme is as follows:
medical personnel adjust the slide button 13 according to the sick condition of vitiligo patient, select suitable ultraviolet lamp illumination intensity to carry out irradiant gathering through gathering layer 14, and then realize the target irradiation to patient's skin, improve treatment.
The utility model discloses simple structure, portable, and accessible regulating circuit changes ultraviolet fluorescent tube 7's voltage, and then changes ultraviolet fluorescent tube 7's output, and carries out the gathering of light with ultraviolet ray earlier through gathering layer 14, transmits again to patient's skin on, and then realizes the targeted treatment of patient, has improved treatment, has stronger practicality.
While the present invention has been described in detail with reference to the embodiments, the scope of the present invention should not be limited to the embodiments. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.

Claims (6)

1. A target ultraviolet therapeutic instrument for vitiligo is characterized in that: comprises a device body, a display screen and an illumination probe; a groove is formed in the side face of the device body, and a clamping jaw is fixedly installed in the groove; the end face of the illumination probe is arc-shaped, an ultraviolet lamp tube is arranged in the illumination probe, and a light gathering layer is arranged between the ultraviolet lamp tube and the end face; the illumination probe is connected with the handle, a sliding button is arranged on the handle, and the handle is accommodated in the clamping jaw inside the groove; a handle is arranged at the center of the top of the device body, and a display screen and a plurality of keys are arranged on one side of the handle; a plurality of universal wheels are fixedly arranged at the bottom of the device body;
an electrical control box is arranged in the device body and is connected with the illumination probe through a lead; the MCU is integrated in the electrical control box and is respectively and electrically connected with the display screen, the step-down voltage stabilizer and the regulating circuit; the adjusting circuit is electrically connected with an ultraviolet lamp tube in the illumination probe through a lead; the voltage reduction voltage stabilizer is connected with a power supply; the regulating circuit comprises a relaxation oscillator which comprises an adjustable sliding rheostat RP, a charging capacitor C and a neon bulb N.
2. The targeted ultraviolet light therapeutic apparatus for vitiligo according to claim 1, wherein: the light gathering and transmitting layer is a convex lens.
3. The targeted ultraviolet light therapeutic apparatus for vitiligo according to claim 1, wherein: and the MCU is electrically connected with the display screen through an RS485 bus.
4. The targeted ultraviolet light therapeutic apparatus for vitiligo according to claim 1, wherein: the MCU is a P89LPC932 single chip microcomputer.
5. The targeted ultraviolet light therapeutic apparatus for vitiligo according to claim 1, wherein: the step-down voltage stabilizer is a step-down voltage stabilizer LM3402 with a controllable current source.
6. The targeted ultraviolet light therapeutic apparatus for vitiligo according to claim 1, wherein: the maximum resistance of the adjustable sliding rheostat RP is 200K.
CN202021351964.8U 2020-07-10 2020-07-10 Targeting ultraviolet therapeutic apparatus for vitiligo Active CN213192171U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021351964.8U CN213192171U (en) 2020-07-10 2020-07-10 Targeting ultraviolet therapeutic apparatus for vitiligo

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021351964.8U CN213192171U (en) 2020-07-10 2020-07-10 Targeting ultraviolet therapeutic apparatus for vitiligo

Publications (1)

Publication Number Publication Date
CN213192171U true CN213192171U (en) 2021-05-14

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CN202021351964.8U Active CN213192171U (en) 2020-07-10 2020-07-10 Targeting ultraviolet therapeutic apparatus for vitiligo

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CN (1) CN213192171U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115436124A (en) * 2022-08-30 2022-12-06 湖南省天骑医学新技术股份有限公司 High-flatness shadowless film encapsulating method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115436124A (en) * 2022-08-30 2022-12-06 湖南省天骑医学新技术股份有限公司 High-flatness shadowless film encapsulating method

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