CN203852334U - Vein projector - Google Patents
Vein projector Download PDFInfo
- Publication number
- CN203852334U CN203852334U CN201320398286.4U CN201320398286U CN203852334U CN 203852334 U CN203852334 U CN 203852334U CN 201320398286 U CN201320398286 U CN 201320398286U CN 203852334 U CN203852334 U CN 203852334U
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- Prior art keywords
- light source
- venous
- projecting apparatus
- image
- projection
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Abstract
The utility model discloses a vein projector, which can cause a vein image to be directly displayed on the surface of skin. The vein projector comprises a near-infrared light source, an infrared camera, a controller module, an imaging module, a projection light source and a projection lens, wherein the near-infrared light source is arranged on a substrate; the infrared camera is arranged above the substrate and is connected with the controller module for shooting the vein image irradiated by the near-infrared light source; the controller module is used for processing the vein image shot by the infrared camera; the imaging module is connected with the controller module and is used for calculating a projection image according to the vein image; the projection light source is used for irradiating the imaging module; the projection lens is connected with the imaging module and is used for projecting the vein image on the surface of the skin. The vein projector disclosed by the utility model has the advantages of low cost and good performance.
Description
Technical field
This utility model relates to a kind of auxiliary type armarium, is specifically related to a kind of venous projecting apparatus.
Background technology
Venipuncture is a kind of medication of commonly using, but the vein under skin is difficult to differentiate only according to naked eyes, and operation easier is large, especially for new intern or nurse, is not easy once to find, and repeatedly acupuncture treatment meeting brings misery to patient.
Have at present venous projecting apparatus equipment to help to address the above problem, but existing equipment still has following problem:
The combination of 1, existing system complex structure, and CCD (charge coupled cell) imageing sensor, FPGA (field programmable gate array) and DLP (digital light processing) projection device, system cost is high;
2, the wave spectrum range of choice of light source is indefinite, and the effect that detects vein is unreliable.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of venous projecting apparatus, has advantages of that cost is low, performance good.
In order to solve above technical problem, this utility model provides a kind of venous projecting apparatus, can make vein image directly be presented at skin surface, comprising:
Be arranged on the near-infrared light source on substrate;
Infrared camera, is arranged on substrate top, is connected the vein image irradiating for taking described infrared light supply with controller module;
Described controller module, the vein image of taking for the treatment of described infrared camera;
Image-forming module, is connected with described controller module, for calculating projected image according to described vein image;
Projection light source, irradiates described image-forming module;
Projection lens, is connected with described image-forming module, at skin surface projection vein image.
Preferably, venous projecting apparatus of the present utility model, described infrared camera and described projection lens are symmetrical arranged with respect to the camera site, center of substrate.
Preferably, venous projecting apparatus of the present utility model, described projection light source is bluish-green light source.
Preferably, venous projecting apparatus of the present utility model, described infrared camera is CMOS photographic head.
Preferably, venous projecting apparatus of the present utility model, described image-forming module is LCOS projection imaging device.
Preferably, venous projecting apparatus of the present utility model, described image-forming module is scanning mirror.
Preferably, venous projecting apparatus of the present utility model, the LED light source that described near-infrared light source is 660nm～1100nm.
Preferably, venous projecting apparatus of the present utility model, the wave spectrum of described near-infrared light source is 660nm.
Preferably, venous projecting apparatus of the present utility model, the wave spectrum of described near-infrared light source is 760nm.
Preferably, venous projecting apparatus of the present utility model, the wave spectrum of described near-infrared light source is 940nm.
Venous projecting apparatus of the present utility model, has advantages of that cost is low, performance good.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail.
Fig. 1 is venous projecting apparatus structural representation of the present utility model.
Reference numeral in figure is: 1, near-infrared light source; 2, projector main body; 3, infrared camera; 4, control circuit; 5, projection lens.
The specific embodiment
Wavelength is when the near-infrared LED light source of 660nm-1100nm irradiates the vein blood vessel of human body, the light of this wave band easily penetrates skeleton and muscular tissue, and hemoglobin in vein blood vessel, the infrared light of this wave band is shown to sufficient absorption characteristic, can utilize CMOS photographic head or infrared CCD imaging sensor to photograph vein image.
According to above-mentioned principle, the utility model discloses a kind of venous projecting apparatus, can make vein image directly be presented at skin surface, comprising: be arranged on near-infrared light source 1 and projector main body 2 on substrate.
Projector main body 2 inside have:
Infrared camera 3, is arranged on substrate top, is connected the vein image irradiating for taking described infrared light supply with controller module.
Control circuit 4, control circuit 4 further comprises: controller module, the vein image of taking for the treatment of described infrared camera 3; Image-forming module, is connected with described controller module, for calculating projected image according to described vein image; And projection light source, irradiate described image-forming module, projection light source is preferably bluish-green light source.
Projection lens 5, is connected with described image-forming module, at skin surface projection vein image.
Preferably, venous projecting apparatus of the present utility model, described infrared camera and described projection lens are symmetrical arranged with respect to the camera site, center of substrate.Symmetrical according to light path like this, the near-infrared image of shooting and the image of projection are in full accord.
Preferably, venous projecting apparatus of the present utility model, described infrared camera is CMOS photographic head.
Preferably, venous projecting apparatus of the present utility model, described image-forming module is LCOS projection imaging device.
Preferably, venous projecting apparatus of the present utility model, described image-forming module is scanning mirror (Scanning mirror), its advantage is that optical distortion is little.
Preferably, venous projecting apparatus of the present utility model, the LED light source that described near-infrared light source is 660nm～1100nm.Wherein further according to experiment, venous projecting apparatus of the present utility model, the wave spectrum of described near-infrared light source is that the characteristic wave performance of 660nm, 760nm and 940nm is best.
The good cost of venous projecting apparatus performance of the present utility model is low, and occupation mode is flexible, and purposes is more extensive.
Claims (10)
1. a venous projecting apparatus, can make vein image directly be presented at skin surface, it is characterized in that, comprising:
Be arranged on the near-infrared light source on substrate;
Infrared camera, is arranged on substrate top, is connected the vein image irradiating for taking described infrared light supply with controller module;
Described controller module, the vein image of taking for the treatment of described infrared camera;
Image-forming module, is connected with described controller module, for calculating projected image according to described vein image;
Projection light source, irradiates described image-forming module;
Projection lens, is connected with described image-forming module, at skin surface projection vein image.
2. venous projecting apparatus as claimed in claim 1, is characterized in that, described infrared camera and described projection lens are symmetrical arranged with respect to the camera site, center of substrate.
3. venous projecting apparatus as claimed in claim 1, is characterized in that, described projection light source is bluish-green light source.
4. venous projecting apparatus as claimed in claim 1, is characterized in that, described infrared camera is CMOS photographic head.
5. venous projecting apparatus as claimed in claim 1, is characterized in that, described image-forming module is LCOS projection imaging device.
6. venous projecting apparatus as claimed in claim 1, is characterized in that, described image-forming module is scanning mirror.
7. venous projecting apparatus as claimed in claim 1, is characterized in that, the LED light source that described near-infrared light source is 660nm～1100nm.
8. venous projecting apparatus as claimed in claim 7, is characterized in that, the wave spectrum of described near-infrared light source is 660nm.
9. venous projecting apparatus as claimed in claim 7, is characterized in that, the wave spectrum of described near-infrared light source is 760nm.
10. venous projecting apparatus as claimed in claim 7, is characterized in that, the wave spectrum of described near-infrared light source is 940nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320398286.4U CN203852334U (en) | 2013-06-26 | 2013-06-26 | Vein projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320398286.4U CN203852334U (en) | 2013-06-26 | 2013-06-26 | Vein projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203852334U true CN203852334U (en) | 2014-10-01 |
Family
ID=51602216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320398286.4U Expired - Fee Related CN203852334U (en) | 2013-06-26 | 2013-06-26 | Vein projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203852334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107397534A (en) * | 2017-08-28 | 2017-11-28 | 深圳麦科田软件技术有限公司 | A kind of integrated vein blood vessel identifying system and method |
-
2013
- 2013-06-26 CN CN201320398286.4U patent/CN203852334U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107397534A (en) * | 2017-08-28 | 2017-11-28 | 深圳麦科田软件技术有限公司 | A kind of integrated vein blood vessel identifying system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Suzhou Lianke Shengshi Technology Co., Ltd. Document name: Notification to Go Through Formalities of Registration |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160127 Address after: Hangzhou City, Zhejiang province 310011 Moganshan Road No. 1418-25 Patentee after: Hangzhou Chuan Hui medical treatment electronic equipment company limited Address before: Xinghu street Suzhou Industrial Park in Jiangsu province 215123 No. 328 building 221 unit C-7 audree Patentee before: Suzhou Lianke Shengshi Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20170626 |