CN103705211B - For the luminescence component of venipuncture auxiliary observation device - Google Patents
For the luminescence component of venipuncture auxiliary observation device Download PDFInfo
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- CN103705211B CN103705211B CN201310175891.XA CN201310175891A CN103705211B CN 103705211 B CN103705211 B CN 103705211B CN 201310175891 A CN201310175891 A CN 201310175891A CN 103705211 B CN103705211 B CN 103705211B
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Abstract
A kind of luminescence component for venipuncture auxiliary observation device, include luminous tube, reverberation bowl and light penetrating panel are characterized by further comprising, the inner face of light penetrating panel, be provided with the reflector layer with inside reflection function, reflector layer is fence structure, includes the reflective fence parallel to each other of strip, and the fence gap between reflective fence.Luminescence component of the present invention can realize penetrating of HONGGUANG opponent palmaris meat with less luminous tube operating power.
Description
Technical field
The present invention relates to a kind of fitting of medical apparatus, be specifically related to a kind of luminescence component for venipuncture auxiliary observation device.
Background technology
Venipuncture auxiliary observation device (abbreviation vein observation device) is the medical new product in recent years occurred, comprise the vein observation platform carrying out vein observation above main frame and main frame for placing palm, include luminescence component and control circuit inside main frame, luminescence component includes luminous tube and beam condensing unit.During work, luminous tube sends HONGGUANG as light source, illumination beam is become to be irradiated to the palm centre of the palm by optically focused, HONGGUANG from palm through, because HONGGUANG is easier to be irradiated on the back of the hand through the muscular tissue of palm, and the kermesinus venous blood that palm vein flows has very strong Absorption to HONGGUANG, HONGGUANG is made to be difficult to penetrate vein, under brighter HONGGUANG background, the darker vein vestige of brightness is presented so be just shown as at palm back, be convenient to medical worker observe and location vein, accurately realize venipuncture, be applied in child's venipuncture occasion more.
Viewpoint conventionally, because the physiological structure of palm is thicker, in order to ensure that the HONGGUANG of luminous tube can penetrate palm muscle, realize the identification to vein, then need luminous tube to have very high luminosity, make luminescence component be irradiated to the luminous flux of the centre of the palm enough large.The luminous tube operating power of existing product often reaches about 20 volt-amperes, but so large operating power causes luminous tube power consumption large, and heating is serious, the shortcomings such as working life is low, and due to luminous tube luminosity very large, the HONGGUANG of leaking at work can damage the eyes of medical worker.This is a contradiction, the technique direction one of current this contradiction of solution is the luminous tube adopting luminous efficiency higher, enough luminosity are obtained with less operating power, and more advanced technology adopts sensitiveer CCD photographic head to replace eyes, gather the light of palm back of the body transmission, demonstrate image on a display screen again, although this can reduce luminous tube power consumption greatly, but technical sophistication, cost is high, and need to be shown by display screen on one side, when observing and venipuncture will be carried out while the vein of location, because operating point (the palm back of the body) and display screen be not at same position, operate and just seem very not directly perceived.
Summary of the invention
The object of the invention is open a kind of like this luminescence component being used in vein observation device, it can realize penetrating of HONGGUANG opponent palmaris meat with less luminous tube operating power.
Through the further analysis to vein observation device operation principle, prior art adopts enhancing luminous flux to ensure, and the viewpoint penetrated of HONGGUANG opponent palmaris meat is also not bery accurate, determine in fact whether HONGGUANG can penetrate the deciding factor of palm muscle, is the light intensity of incident illumination instead of total luminous flux.Because light is constantly being decayed through muscular tissue Light intensity, only have the HONGGUANG initially entering palm to reach the threshold values of certain light intensity, guarantee HONGGUANG can penetrate whole palm decaying to before naked eyes do not see.So what determine that can HONGGUANG penetrate palm is light intensity instead of luminous flux.Certainly, in theory, when light-receiving area (i.e. palm penetration surface) is certain, luminous flux is direct ratio with light intensity, but in fact, applicant adopts special mode, under ensureing that illumination beam has the prerequisite of enough light intensities, reduce total luminous flux, can realize with the luminous tube of lower operating power the object that HONGGUANG penetrates palm, not only economize on electricity but also can reduce costs and reduce cooling requirements.(cost of high-power light-emitting pipe is higher).
According to above-mentioned analysis, the luminescence component of the present invention to existing vein observation device improves, and it includes luminous tube; It is characterized in that: luminescence component also includes reverberation bowl and light penetrating panel, the inner face of light penetrating panel, is provided with the reflector layer with inside reflection function, and reflector layer is fence structure, include the reflective fence parallel to each other of strip, and the fence gap between reflective fence.
Described reflector layer, can be to have the reflectorized material of reflecting effect, with strip and by one fixed width and gap, sticky note, printing or plating are (such as silver-plated or aluminize at the inner face of light penetrating panel, or laminar reflective aluminium foil is glued note fix), form the reflective fence of strip, and the ground of the gap between reflective fence, sticky note, printing or plating reflectorized material is convenient forms fence gap.
Described reflector layer, also can be that the paliform reflector with reflecting effect is set at the inner face of light penetrating panel, reflector includes the reflective fence parallel to each other of strip, and be fence gap between reflective fence, the inner face of reflective fence has the reflective surface of inside reflecting effect.Reflective surface can adopt technology that is silver-plated or that aluminize to form reflecting effect.
The reflective fence width of reflector layer is between 1 to 5mm, and fence gap is between 1 to 5mm.
Described reverberation bowl is taper reverberation bowl, and its inner surface is with reflective surface.
Design considerations of the present invention is: through observing, and when carrying out vein and observing, because the diameter of palm vein has one fixed width, and being genesis analysis with palm, not needing very meticulous resolution when observing.So applicant designs so reflective fence structure, makes the illumination beam sent, not be evenly distributed within the scope of whole hot spot, but penetrated by the fence gap of reflector layer, present many parallel gratings, and grating namely move towards (also palm vein move towards) with palm vertical.And be radiated at the light of the reflective fence inner face of reflector layer, be all reflected back, then reflected by the reflective surface of reverberation bowl, again penetrated by fence gap.Like this, injection is concentrated from fence gap, under the prerequisite that the luminous luminous flux of luminous tube is the same owing to irradiating light, the light intensity of the irradiation light of injection can be improved, and under the prerequisite that the illumination beam light intensity of injection is the same, then can reduce the operating power of luminous tube, reach object of the present invention.(in theory, 50% can be economized on electricity when the fence width that is in the light is equal with fence gap width).And from each grating of fence gap injection, because grating is namely move towards (also vein move towards) with palm vertical, as long as to each other apart from not too large, just can meets the requirement of vein observation to resolution, not affect observation work.
accompanying drawing explanationfig. 1 is the structural representation of venipuncture auxiliary observation device.
Fig. 2 is the structural representation of luminescence component of the present invention.
Fig. 3 is the fence structure schematic diagram of reflector layer in luminescence component of the present invention.
detailed description of the inventionbelow with reference to the accompanying drawings, the present invention will be described.
Fig. 1 is the structural representation of venipuncture auxiliary observation device.It comprises the main frame 1 of vein observation device, and main frame 1 inside is provided with control circuit and power supply 2, and main frame 1 is the observation platform 3 carrying out vein observation for placing palm above, and main frame also can with the control panel such as gauge tap and light-control knob.
Main frame 1 inside is provided with luminescence component 5, and include luminous tube 4 inside luminescence component, luminous tube generally adopts High brightness Red LED, because heating is comparatively large, generally also with heat abstractor.During work, luminous tube energising glows, and makes luminescence component 5 can send the HONGGUANG of high strength upward.
Observation platform is generally also placed with separable light barrier, and have the size loophole suitable with the centre of the palm in the middle of light barrier, HONGGUANG can only be penetrated from loophole, and other positions are all blocked by light barrier, avoid strong red emission to surrounding.Observation platform is generally also provided with for identifying whether palm is placed on the inductive switch above light barrier, inductive switch controls the work of luminescence component, when inductive switch does not sense that palm is placed on above light barrier, luminescence component can not luminous work, and penetrates when avoiding the free time outside HONGGUANG.During use, be pressed in above luminescence component by needing the pronation of venipuncture by light barrier, inductive switch recognizes this state, start-up circuit makes luminescence component send HONGGUANG, HONGGUANG is radiated on the palm of the hand of palm by the loophole on light barrier, and the back of the hand of palm just can clearly show venous locations, is convenient to medical personnel and observes and location vein, realize venipuncture accurately, convenience works and reduces the misery of infant.
Above-mentioned these are all prior aries, do not belong to innovation scope of the present invention, so also do not draw incoherent parts at accompanying drawing.
In order to enable luminescence component with more low power luminous tube to realize enough light intensities, thus meet HONGGUANG opponent palmaris meat penetrate realize vein observe, the present invention improves luminescence component 5 wherein.As Fig. 2, luminescence component includes luminous tube 4, also include reverberation bowl 51 and light penetrating panel 52, the inner face of light penetrating panel 52, be provided with the reflector layer 53 with inside reflection function, reflector layer 53 is fence structure, includes the reflective fence 54 parallel to each other of strip, and the fence gap 55 between reflective fence.
Described reverberation bowl 51 is taper reverberation bowl, and its inner surface is the reflective surface with reflecting effect.Reflective surface can adopt silver-plated or aluminize to form reflecting effect.Described light penetrating panel 52 can be plane, or arc surfaced, and correspondingly reflector layer 53 is also plane or arc surfaced.
Described reflector layer 53, can be to have the reflectorized material of reflecting effect, according to the reflector layer fence structure schematic diagram of Fig. 3, with strip and by one fixed width and gap, sticky note, printing or plating are (such as silver-plated or aluminize at the inner face of light penetrating panel, or laminar reflective aluminium foil is glued note fix), form the reflective fence 54 of strip, and the ground of the gap between reflective fence 54, sticky note, printing or plating reflectorized material is convenient forms fence gap 55.This scheme realizing paliform reflector layer, reflective fence is formed directly on light penetrating panel, is conducive to the heat radiation of luminescence component, and can be applicable to light penetrating panel that is plane or arc surfaced.
Described reflector layer 53, also can be that the inner face of light penetrating panel is provided with the paliform reflector with reflecting effect, reflector includes the reflective fence 54 parallel to each other of strip, fence gap 55 between reflective fence 54, the inner face of reflective fence 54 has the reflective surface of inside reflecting effect, and reflective surface can adopt silver-plated or aluminize to form reflecting effect.This scheme realizing reflector layer, large stretch of silver-plated or reflector of aluminizing can be adopted, according to the fence structure schematic diagram of the reflector layer of Fig. 3, cut fence gap 54, retain the method for reflective fence 55 and carry out processing in batching, there is processing technique advantage more simply and easily, be suitable for plane light penetrating panel.
The fence structure of reflector layer, reflective fence width is between 1 to 5mm, and fence gap is between 1 to 5mm.Such as, both width are equal, all select 2mm.
When the present invention works, the illumination beam that luminescence component 5 sends, is not evenly distributed within the scope of whole hot spot, but is penetrated by the fence gap 55 of reflector layer 53, present many parallel gratings, and grating namely move towards (also palm vein move towards) with palm vertical.And be radiated at the light of reflective fence 54 inner face of reflector layer 53, be all reflected back, then reflected by the inner face reflective surface of reverberation bowl 51, again penetrated by fence gap 55.Like this, injection is concentrated from fence gap 55 owing to irradiating light, under the prerequisite that the luminous luminous flux of luminous tube is the same, the light intensity of the irradiation light of injection can be improved, and under the prerequisite that the illumination beam light intensity of injection is the same, then can reduce the operating power of luminous tube, reach object of the present invention.(in theory, 50% can be economized on electricity when the fence width that is in the light is equal with fence gap width).And from each grating of fence gap injection, because grating is namely move towards (also vein move towards) with palm vertical, as long as to each other apart from not too large, just can meets the requirement of vein observation to resolution, not affect observation work.
Claims (5)
1., for a luminescence component for venipuncture auxiliary observation device, include luminous tube; It is characterized in that: luminescence component also includes reverberation bowl and light penetrating panel, the inner face of light penetrating panel, is provided with the reflector layer with inside reflection function, and reflector layer is fence structure, include the reflective fence parallel to each other of strip, and the fence gap between reflective fence.
2. the luminescence component for venipuncture auxiliary observation device according to claim 1, it is characterized in that: described reflector layer, to have the reflectorized material of reflecting effect, with strip and by one fixed width and gap, sticky note, printing or plating are at the inner face of light penetrating panel, form the reflective fence of strip, and the ground of the gap between reflective fence, sticky note, printing or plating reflectorized material is convenient forms fence gap.
3. the luminescence component for venipuncture auxiliary observation device according to claim 1, it is characterized in that: described reflector layer, that the paliform reflector with reflecting effect is set at the inner face of light penetrating panel, reflector includes the reflective fence parallel to each other of strip, be fence gap between reflective fence, the inner face of reflective fence has the reflective surface of inside reflecting effect.
4. the luminescence component for venipuncture auxiliary observation device according to claim 1 or 2 or 3, is characterized in that: the reflective fence width of reflector layer is between 1 to 5mm, and fence gap is between 1 to 5mm.
5. the luminescence component for venipuncture auxiliary observation device according to claim 1 or 2 or 3, is characterized in that: described reverberation bowl is taper reverberation bowl, and its inner surface is with reflective surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310175891.XA CN103705211B (en) | 2013-05-14 | 2013-05-14 | For the luminescence component of venipuncture auxiliary observation device |
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| CN201310175891.XA CN103705211B (en) | 2013-05-14 | 2013-05-14 | For the luminescence component of venipuncture auxiliary observation device |
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| CN103705211A CN103705211A (en) | 2014-04-09 |
| CN103705211B true CN103705211B (en) | 2015-10-28 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103908229A (en) * | 2014-04-18 | 2014-07-09 | 成都益贝乐医疗器械有限公司 | Medical vein observing lamp and control method thereof |
| CN110123276A (en) * | 2019-05-17 | 2019-08-16 | 兰州大学 | A kind of feux rouges auxiliary sting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2613785Y (en) * | 2003-04-21 | 2004-04-28 | 统宝光电股份有限公司 | Light reflector assembly |
| US8463364B2 (en) * | 2009-07-22 | 2013-06-11 | Accuvein Inc. | Vein scanner |
| CN201558104U (en) * | 2009-10-31 | 2010-08-25 | 淄博君合专利技术开发有限公司 | Blood vessel photoscope |
| CN102379699B (en) * | 2011-09-02 | 2014-01-01 | 南京鼎世医疗器械有限公司 | Method for improving definition of body surface veins and vein puncture observation instrument |
| CN202619633U (en) * | 2012-05-23 | 2012-12-26 | 石家庄市瑞诺生物医学材料有限公司 | Medical vein observer |
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Inventor after: Zhang Lingling Inventor after: Wang Jun Inventor after: Zhang Anxue Inventor after: Xu Zhen Inventor before: Xu Zhiqiang |
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Effective date of registration: 20150918 Address after: 261400 intervention room, Laizhou people's Hospital, 1817 east culture street, Laizhou, Shandong, Yantai Applicant after: Zhang Lingling Address before: 515041 Guangdong province Shantou Jinping District New Road No. 5 room 402 two Applicant before: Xu Zhiqiang |
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