CN104042190B - Shade for skin examination lamp and the skin examination lamp with shade - Google Patents
Shade for skin examination lamp and the skin examination lamp with shade Download PDFInfo
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- CN104042190B CN104042190B CN201410301860.9A CN201410301860A CN104042190B CN 104042190 B CN104042190 B CN 104042190B CN 201410301860 A CN201410301860 A CN 201410301860A CN 104042190 B CN104042190 B CN 104042190B
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Abstract
The invention discloses a kind of shade for skin examination lamp, comprise cover body and for being arranged on the installing component on skin examination lamp, described cover body comprises two openings, be respectively the installing port for being arranged on described skin examination lamp and be subject to inspection skin for the inspection socket checked for being adjacent to, it is characterized in that, the height of described cover body is identical with the focal length of described skin examination lamp.Also disclose a kind of skin examination lamp with shade originally.The shading cover structure of invention is simple, processing technology convenient, solves the problem that skin examination lamp must use in darkroom, facilitates doctor and patient, improve the dermopathic ability of skin examination lamp Checking and diagnosis and accuracy.Shade of the present invention and skin examination lamp have very high using value because having above advantage at skin examination and diagnostic field.
Description
Technical field
The present invention relates to medical diagnostic field, particularly relate to a kind of shade for skin examination lamp and the skin examination lamp with this shade.
Background technology
Skin examination lamp (Wood lamp) invented by American Physical scholar Wood (Wood) for 1903.It as a kind of practicality medical instrument nineteen twenty-five first Application in department of dermatologry, for diagnosing the fungal infection of hair.Wood lamp was by high voltage mercury lamp as transmitting illuminant at that time, and by by containing the barium silicic acid filter disc (being called Wood filter disc) of 9% nickel oxide, and send the light wave of 320nm ~ 400nm wavelength, its crest is at 365nm.Rear employing ultraviolet fluorescent lamp is as the light source of skin examination lamp, and the skin examination lamp that appears as of present LED provides new light source.
The melanocyte of epidermis and corium and the collagen of corium, after absorbing the light of this wavelength, can send the fluorescence based on blue light, but the fluorescence of skin does not have a characteristic.Chronic sun exposure can make the elastic fibrosis of corium, thus application on human skin fluorescing frequencies is changed thereupon.Tissue autofluorescence depends primarily on the composition of elastic fibers (fluorophor is not yet clear), collagen fiber (fluorophor is pyridine interlinkage), ArAA (fluorophor is based on tryptophan and oxidation product thereof), niacinamide usp adenine-dinucleotide and melanocyte precursor and product.
Skin examination lamp is mainly for detection of pigment anomaly disease, skin infection, porphyrin metabolism abnormity disease.
Also used at department of dermatologry with the skin examination lamp of blue light 415nm light source afterwards.For light power diagnosis.After using photo-dynamical medicine, the extent of disease such as auxiliary judgment condyloma acuminatum, seborrheic dermatitis, acne.
Skin examination lamp checks one of dermopathic the most frequently used medical diagnostic equipment as department of dermatologry.But as the ultraviolet of light source and blue light because wavelength is shorter, more difficult focal zone of seeing patient skin clearly in the sunlight.Particularly ultraviolet, inherently black light, under its irradiation, institute is it is seen that fluorescence reaction.Generally should use in darkroom or the more weak place of extraneous light, bring inconvenience to the use of skin examination lamp.
Therefore, those skilled in the art be devoted to exploitation a kind of to inspection environment without particular/special requirement, easy to use, the device of skin examination can be simplified.
Summary of the invention
For overcoming the above problems, the invention provides a kind of detachable shading cover be arranged on skin examination lamp, being used for shutting out the light, form an accurate darkroom; And a kind of skin examination lamp with above-mentioned shade.
Technical scheme provided by the invention is: a kind of shade for skin examination lamp, comprise cover body and for being arranged on the installing component on skin examination lamp, this cover body comprises two openings, be respectively the installing port for being arranged on skin examination lamp and be subject to inspection skin for the inspection socket checked for being adjacent to, it is characterized in that, the height of this cover body is identical with the focal length of skin examination lamp.
Preferably, shade adopts resilient plastics or rubber to make.
In order to better, more stably be arranged on examinating light, the size and shape of installing port can be set to identical with the size and shape of corresponding examinating light, or more preferably, installing component is deformably resilient material, the different profiles of different skin examinating light can be adapted to, and can be fixed on skin examination lamp by self-tightening.
According to the difference checking object and region, shade of the present invention can adopt the inspection socket of different bores, and inspection socket can be greater than installing port (as embodiment 1), also can be less than installing port (as embodiment 2).Thorough examination mouth shade in embodiment 1 can be used for the inspection of the body part of large area or surfacing, as back, lower limb portion; Minor inspection mouth shade in embodiment 2 can be used for the inspection of the body part of small size or surface irregularity, as face, hand.
Preferably, the bore of thorough examination mouth is 140 ~ 160mm; The bore of minor inspection mouth is 50 ~ 70mm.
Preferably, the height adjustable of shade cover body, to adapt to the different focal of different examinating light, as telescopic in made.
Preferably, shade of the present invention is also designed with light detecting module, as being provided with light detectors in the inner side near inspection socket, is provided with LED light in the outside near examinating light one end.When carrying out skin examination, when the extraneous light entering shade is comparatively strong so that when cannot carry out Normal Diagnosis, LED light does not work, points out the darker place of the required light of operator or close indoor illumination or draw the curtain together to reduce extraneous light; When the extraneous light entering shade more weak and Normal Diagnosis can not be affected time, LED light is bright, prompting operator can carry out skin examination and diagnosis.
Present invention also offers a technical scheme is: a kind of skin examination lamp with shade, described shade comprises cover body and for being arranged on the installing component on skin examination lamp, this cover body has two openings, be respectively the installing port for being arranged on skin examination lamp and be subject to inspection skin for the inspection socket checked for being adjacent to, it is characterized in that, the height of cover body is identical with the focal length of skin examination lamp, the edge of this skin examination lamp is provided with tongue, and the installing component of described shade is set to the groove matched with this tongue.
Preferably, the above-mentioned skin examination lamp with shade also comprises light detecting module, this light detecting module comprises light detectors and LED light, when carrying out skin examination, light detectors is for detecting the intensity of extraneous light, when light detectors detects that extraneous light is more weak and can not affect diagnosis, LED light is bright, and skin examination lamp normally works; When light detectors detects that extraneous light can affect diagnosis comparatively by force, LED light does not work, and skin examination lamp can not normally be opened.
Further, light detectors is positioned at the inner side of shade near inspection socket place, and LED light can be arranged on shade or on skin examination lamp; Preferably, LED light is arranged on the back of skin examination lamp, so that inspection personnel checks.
Shade of the present invention and skin examination modulated structure is simple, processing technology is convenient, solves the problem that skin examination lamp must use in darkroom, facilitates doctor and patient; And shade is detachable, while easy to use, also the shade with different inspection socket size can be changed according to different inspection objects and skin shape; Again can according to the height of the Focussing cover body of different examinating light; Also be designed with light detectors in addition, improve the dermopathic ability of skin examination lamp Checking and diagnosis and accuracy.Shade of the present invention and skin examination lamp in use have very high using value because having above advantage.
Be described further below with reference to the technique effect of accompanying drawing to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is the shade schematic diagram of the embodiment of the present invention 1;
Fig. 2 is the outside schematic diagram of the shade of the embodiment of the present invention 1 when being arranged on skin examination lamp;
Fig. 3 is the inner side schematic diagram of the shade of the embodiment of the present invention 1 when being arranged on skin examination lamp;
Fig. 4 is the outside schematic diagram of the shade of the embodiment of the present invention 2 when being arranged on skin examination lamp;
Fig. 5 is the inner side schematic diagram of the shade of the embodiment of the present invention 2 when being arranged on skin examination lamp;
Fig. 6 is the inner side schematic diagram of the shade of the embodiment of the present invention 3 when being arranged on skin examination lamp;
Fig. 7 is the outside schematic diagram of the shade of the embodiment of the present invention 3 when being arranged on skin examination lamp;
Fig. 8 is the outside schematic diagram of the shade of the embodiment of the present invention 4 when being arranged on skin examination lamp;
Fig. 9 shows the workflow of the embodiment of the present invention 3 and 4 light detecting module;
Figure 10 is the circuit diagram of the embodiment of the present invention 3 and 4 light detecting module.
Detailed description of the invention
Below embodiments of the invention are elaborated: the present embodiment is implemented under premised on technical solution of the present invention, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment 1:
As shown in Figure 1, Figure 2 and Figure 3, wherein 1 is installing component, and this installing component is groove, matches, and make shade be fixed on skin examination lamp with the tongue on skin examination lamp; 2 is the inspection socket of shade, and this inspection socket is greater than the installing port of skin examination lamp one end, and the bore of inspection socket is 150mm.This bore can be used for the inspection of back or leg skin focus.
Embodiment 2:
As shown in Figure 4 and Figure 5, wherein 1 is installing component, and this installing component is groove, matches, and make shade be fixed on skin examination lamp with the tongue on skin examination lamp; 2 is the inspection socket of shade, and this inspection socket is greater than the installing port of skin examination lamp one end, and the bore of inspection socket is 60mm.This bore can be used for the inspection of facial skin focus.
Embodiment 3:
In the present embodiment, shade of the present invention also comprises light detecting module, and this light detecting module is set to detect the intensity of the extraneous light entering shade.As shown in Figure 9, light detecting module comprises photoconductive resistance, resistance adjustment circuit, signal conversion line, signal processing circuit and light intensity instruction circuit, and its workflow is:
The intensity entering the extraneous light of shade that photoconductive resistance receives according to it changes its resistance value, this resistance value is converted to voltage signal by signal conversion line, and this voltage signal input signal process circuit is processed, signal processing circuit correspondingly outputs a control signal to light intensity instruction circuit, and light intensity instruction circuit correspondingly output intensity index signal indicates the intensity of the extraneous light into shade.Resistance adjustment circuit realizes control voltage size by the size changing the resistance in access signal conversion line.
Particularly, as shown in Figure 6 and Figure 7, in the inner side near inspection socket, light detectors 3 is installed, in the outside near examinating light one end, LED light 4 is installed.Light detectors 3 and LED light 4 form a light detecting module.As shown in Figure 10, the main components of this light detecting module is: photoconductive resistance RL, resistance R, LM393 chip and variable resistance RP.
The effect of above-mentioned main components is:
1) photoconductive resistance RL: the resistor that resistance value changes with the power of extraneous light, incident intensity, resistance reduces, and incident illumination is weak, and resistance increases;
2) LM393 chip (voltage comparator): be that two voltages are compared, judge which voltage is high.It has two inputs: in-phase input end ("+" holds) and inverting input ("-" holds), have an output end vo ut (outputs level signals).The voltage VA at in-phase end input A place, the voltage VB at end of oppisite phase input B place;
3) variable resistance RP: by changing the position of slide head and change the size of the resistance in place in circuit thus the voltage swing realized in control circuit reaching the object of control circuit.
When the extraneous light entering shade is stronger, the resistance value of photoconductive resistance reduces, and LM393 voltage comparator oppositely connects LED light, and display lamp does not work; When extraneous light enters the strength reduction in accurate darkroom to time a certain amount of, photoconductive resistance increases to certain value thereupon, and LM393 forward connects LED, and display lamp is lighted.The power supply of whole light detection system is 3V direct current.
Embodiment 4:
The structure of the present embodiment is basic identical with embodiment 3 with principle, difference is: the position of LED light 4 is located at the back side (as shown in Figure 8) of skin detection lamp, when light detectors detects that extraneous light is more weak and can not affect diagnosis, LED light is bright, and skin examination lamp normally works; When light detectors detects that extraneous light can affect diagnosis comparatively by force, LED light does not work, and skin examination lamp can not normally be opened.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technical staff in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (7)
1. the shade for skin examination lamp, comprise cover body and for being arranged on the installing component on skin examination lamp, described cover body comprises two openings, be respectively the installing port for being arranged on described skin examination lamp and be subject to inspection skin for the inspection socket checked for being adjacent to, it is characterized in that, the height of described cover body is identical with the focal length of described skin examination lamp, and the material of described shade is elastoplast or rubber; The described shade for skin examination lamp also comprises light detecting module, described light detecting module is arranged at the inner side of described shade near described inspection socket, comprise photoconductive resistance, resistance adjustment circuit, signal conversion line, signal processing circuit and light intensity instruction circuit, described light detecting module is set to detect the intensity of the extraneous light entering shade.
2. shade according to claim 1, is characterized in that, described installing component is deformable elastic Self-fastening material.
3. the shade according to claim 1-2 any one, is characterized in that, the bore of described inspection socket is 140 ~ 160mm.
4. the shade according to claim 1-2 any one, is characterized in that, the bore of described inspection socket is 50 ~ 70mm.
5. the shade according to claim 1-2 any one, is characterized in that, the height adjustable of described cover body.
6. the skin examination lamp with shade, described shade comprises cover body and for being arranged on the installing component on skin examination lamp, described cover body comprises two openings, be respectively the installing port for being arranged on described skin examination lamp and be subject to inspection skin for the inspection socket checked for being adjacent to, it is characterized in that, the height of described cover body is identical with the focal length of described skin examination lamp, and the material of described shade is elastoplast or rubber; The edge of described skin examination lamp is provided with tongue, and the installing component of described shade is set to the groove matched with described tongue; The described skin examination lamp with shade also comprises light detecting module, described light detecting module is arranged at the inner side of described shade near described inspection socket, comprise photoconductive resistance, resistance adjustment circuit, signal conversion line, signal processing circuit and light intensity instruction circuit, described light detecting module comprises light detectors and LED light, described light detecting module is set to when light detectors detects that extraneous light does not affect diagnosis, LED light is bright, and described skin examination lamp normally works; When light detectors detects extraneous light impact diagnosis, LED light does not work, and described skin examination lamp does not work.
7. the skin examination lamp with shade according to claim 6, is characterized in that, described LED light is arranged at the back of described skin examination lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410301860.9A CN104042190B (en) | 2014-06-27 | 2014-06-27 | Shade for skin examination lamp and the skin examination lamp with shade |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410301860.9A CN104042190B (en) | 2014-06-27 | 2014-06-27 | Shade for skin examination lamp and the skin examination lamp with shade |
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| CN104042190A CN104042190A (en) | 2014-09-17 |
| CN104042190B true CN104042190B (en) | 2016-03-30 |
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| CN201410301860.9A Active CN104042190B (en) | 2014-06-27 | 2014-06-27 | Shade for skin examination lamp and the skin examination lamp with shade |
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Families Citing this family (1)
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| CN109549631A (en) * | 2018-12-13 | 2019-04-02 | 福建师范大学 | A kind of Multifunctional LED light source for skin fluorescence detection |
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| CN104042190A (en) | 2014-09-17 |
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Denomination of invention: Masks for skin examination lights and skin examination lights with masks Effective date of registration: 20230525 Granted publication date: 20160330 Pledgee: Bank of Shanghai Limited by Share Ltd. Pudong branch Pledgor: Shanghai SIGMA High-tech Co.,Ltd. Registration number: Y2023310000212 |