CN202446060U - Blood vessel image positioning device - Google Patents
Blood vessel image positioning device Download PDFInfo
- Publication number
- CN202446060U CN202446060U CN2011204965848U CN201120496584U CN202446060U CN 202446060 U CN202446060 U CN 202446060U CN 2011204965848 U CN2011204965848 U CN 2011204965848U CN 201120496584 U CN201120496584 U CN 201120496584U CN 202446060 U CN202446060 U CN 202446060U
- Authority
- CN
- China
- Prior art keywords
- blood vessel
- vessel image
- positioner
- human body
- body surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Abstract
The utility model relates to a blood vessel image positioning device. The blood vessel image positioning device comprises an excitation light unit, a signal detector, an image processing unit and a projection unit, wherein the wavelength of excitation light emitted by the excitation light unit is between 700 nanometers and 1,100 nanometers, and the excitation light unit is used for emitting detection light to detected places on the surface of a human body; the signal detector is used for acquiring spatial distribution images of diffusely reflected light intensity on the detected places on the surface of the human body; the image processing unit is used for processing signals of the images acquired by the signal detector, acquiring blood vessel images and transmitting the blood vessel images to the projection unit in an electrical signal form; and the projection unit is used for receiving the electrical signals of the image processing unit and projecting the blood vessel images to the detected places on the surface of the human body. The blood vessel image positioning device uses safe light sources (such as light emitting diodes) as illumination light sources, does not damage the human body completely or almost, has a small volume and convenience for carrying and can be continuously operated for a long time.
Description
Technical field
This utility model relates to medical instruments field, particularly a kind of blood vessel image positioner.
Background technology
Tens million of venipunctures will be carried out every day in the whole world, and venipuncture need be carried out shallow accurately superficial veins location, and the main at present naked eyes by medical personnel are judged.But the whole world has billions of people's vein location very difficult, such as the too much people of people, severe loss of blood or loss of body fluids of child, obesity.During open-air the rescue, such as situation such as rescue at night, military first aid, earthquake relief works, receive the influence of natural environment, the vein location is also very difficult accurately.
During existing medical science detects, can utilize X-ray, ultrasound wave or laser scanning to obtain vein blood vessel and distribute.Utilize before the X-ray check will be in blood vessel injection of contrast medium, so X-ray check belongs to the intrusion detection technique, and the penetrance of X ray is very strong, and is bigger to the radiation of human body.Need on skin, smear gelinite during the ultrasonic scanning imaging, and its IMAQ speed is slower.Although X-ray and ultrasonic scanning method can obtain high-quality vein blood vessel image, human body is had injury in various degree, and the checkout equipment volume is heavy, use extremely inconvenient.Utilize laser can reduce the volume and weight of checkout equipment, but when being to use high power laser as light source, the electricity consumption of equipment amount is big as light source; Can't satisfy the requirement of continuous firing; Laser causes the damage of eyes and other tissue easily simultaneously, when especially the child being used, damages more easily; And the red laser of high frequency flicker can cause user dizzy and dizzy after the skin reflection.
The utility model content
The problem that this utility model solves is that venipuncture needs vein location accurately, and existing checkout equipment has injury in various degree to human body, and volume is heavy, can't satisfy portable requirement.
For addressing the above problem, this utility model provides a kind of blood vessel image positioner, comprises the exciting light unit, and the light wavelength that excites of said exciting light unit emission is 700 nanometer to 1100 nanometers, is used for sending detection light to human body surface position to be detected; Signal sensor is gathered the diffuse spatial distribution image of intensity of human body surface position to be detected; Graphics processing unit carries out signal processing to the image of signal sensor collection, obtains blood vessel image, is sent to projecting unit with the form of the signal of telecommunication; Projecting unit, the signal of telecommunication of reception graphics processing unit is to the tested position projection of human body surface blood vessel image.
Alternatively, said blood vessel image positioner also comprises range cells, measures the distance between blood vessel image positioner and the tested position of human body surface.
Alternatively, said exciting light unit can comprise various to human body do not have the injury or injure less light source, for example can comprise one or more light emitting diodes.
Alternatively, said blood vessel image positioner also comprises the filter unit that is prepended to signal sensor, is used for the processing that filters that diffuses of human body surface position to be detected; Diffuse through the human body surface position to be detected that filter unit the filters spatial distribution image of intensity of said signal sensor collection.
Alternatively, the image that said graphics processing unit is gathered according to signal sensor is judged the colour of skin of human body surface, presents the color of blood vessel image medium vessels part and non-vasculature part according to the different colours of skin.
Alternatively, said blood vessel image positioner also comprises the external power supply unit, is used to place battery, battery is connected with the in-line power circuit, for the blood vessel image positioner provides electric energy.
Compared with prior art, the utlity model has following advantage:
1) blood vessel image positioner emission wavelength is at the exciting light of 700 nanometer to 1100 nanometers, and exciting light is safe and reliable, and to not injury of human body, and the long-time use of user dizzy and dizzy symptom can not occur.
2) in the possibility, as lighting source, the power of consumption is little with light emitting diode for the blood vessel image positioner, can work long hours.
3) in the possibility, the external power supply unit that the blood vessel image positioner provides makes blood vessel image positioner advantages of small volume, and can pass through battery powered, is convenient for carrying.
4) in the possibility; The blood vessel image positioner is according to the personnel's to be detected colour of skin; The color that presents blood vessel image medium vessels part and non-vasculature part, thereby said blood vessel image positioner goes for the ethnic group of the different colours of skin, very dark people also has blood vessel locating effect preferably to skin color; Such as, Black people outside Indian, African, Arabic, the African area (such as the U.S., Europe, Central America) and Latin Americans.
5) in the possibility; The blood vessel image positioner is measured the distance of human body surface position to be tested and blood vessel image positioner; The prompting user of service remains on the predeterminable range scope with the distance between blood vessel image positioner and the human body surface position to be detected, reaches blood vessel locating effect preferably.
6) in the possibility, the blood vessel image positioner is alternately gathered the image under the different wave length, the blood vessel spatial distribution image that collects is analyzed and is handled, to optimize image quality.
Description of drawings
Fig. 1 is a kind of embodiment sketch map of the blood vessel image positioner of this utility model.
Fig. 2 is the another kind of embodiment sketch map of the blood vessel image positioner of this utility model.
Fig. 3 is another embodiment sketch map of the blood vessel image positioner of this utility model.
Fig. 4 is the structure chart of the filter unit of Fig. 3 medium vessels image positioning apparatus.
The specific embodiment
For above-mentioned purpose, the feature and advantage that make this utility model can be more obviously understandable, the specific embodiment of this utility model is done detailed explanation below in conjunction with accompanying drawing.
A lot of details have been set forth in the following description so that make much of this utility model; But this utility model can also adopt other to be different from alternate manner described here and implement, so this utility model does not receive the restriction of following disclosed specific embodiment.
Said as the background technology part, utilize X-ray, ultrasound wave or laser scanning to obtain vein blood vessel and distribute, human body is had injury in various degree, and the checkout equipment volume is heavy, use extremely inconvenient.
To above-mentioned defective; This utility model provides a kind of blood vessel image positioner, and emission wavelength is the exciting light of 700nm to 1100nm to human body surface position to be tested, gathers the diffuse spatial distribution image of intensity of human body surface position to be detected through signal sensor; Exciting light is to not injury of human body; And power attenuation is little, installs small and exquisitely, is easy to carry.
Be elaborated below in conjunction with accompanying drawing.
Human vas has tangible absorption to wave-length coverage at the light wave of 700nm to 1100nm, when with the light-wave irradiation human body surface of this scope, a little less than the absorption of tissue to this light wave, therefore the stronger reflection to all the winds that diffuses is arranged; Blood vessel is arranged in the certain depth below the skin, and blood vessel has stronger absorption to the light wave of this wave-length coverage, thus vascular site diffuse intensity a little less than.
Fig. 1 is a kind of embodiment sketch map of the blood vessel image positioner of this utility model, and blood vessel image positioner 101 comprises exciting light unit 102, signal sensor 103, graphics processing unit 104 and projecting unit 105.Exciting light unit 102 sends the exciting light that wavelength is 700nm to 1100nm.The spatial distribution of signal sensor 103 diffuse reflection detected light intensities, the spatial distribution of this intensity that diffuses have reflected the spatial distribution of blood vessel under the human body surface, and signal sensor 103 is transferred to graphics processing unit 104 with the spatial distribution image that collects.The image of 104 pairs of signal sensor collections of graphics processing unit carries out signal processing, obtains visual blood vessel image, is transferred to projecting unit 105 with the form of the signal of telecommunication.Projecting unit 105 becomes blood vessel image with the electrical signal conversion of graphics processing unit 104, projects human body surface position to be detected with the light wave of human eye visible wavelength.
The lighting source of above-mentioned exciting light unit 102 can be any this product purpose, purposes of being fit to, and the light source of ability emission wavelength exciting light in 700nm to 1100nm scope.Preferably human body is not injured or injure less light source, such as light emitting diode.Preferably can emission wavelength in 700nm to 980nm scope, such as 735nm, 760nm, 780nm, 808nm, 830nm, 850nm, 880nm, 920nm, 940nm, the safe light source of 960nm equal excitation light.
The lighting source of above-mentioned exciting light unit 102 can be a light emitting diode, and the excitation wavelength of light emitting diode emission is in 700nm to 1100nm scope.
Perhaps, the lighting source of above-mentioned exciting light unit 102 is a plurality of light emitting diodes, and a plurality of light emitting diodes can be regularly arranged according to what preset, arranges such as being dot matrix, and the excitation wavelength of emission is in 700nm to 1100nm scope.
The number of Light-Emitting Diode and set-up mode can be taken all factors into consideration the purpose and the requirement of system, and the factors such as sensitivity of object (for example child or adult), environment for use and the signal sensor 103 that uses such as system expection are provided with.
In addition, exciting light unit 102 can also comprise: the beam homogenization device is used to control the spatial distribution of exciting light; Attenuator is used for control and excites light intensity.Thereby, make signal sensor 103 that enough optical signal sensitivity arranged but can be unsaturated.For example, said beam homogenization device and attenuator can integrate, and realize through even light weakener.Again for example, said beam homogenization device and attenuator also can be independent separately, and said attenuator can be regulated through neutral light intensity attenuation sheet.
Above-mentioned signal sensor 103 can be CCD (Charge-coupled Device; Charge-coupled image sensor) or CMOS (Complementary Metal-Oxide Semiconductor; The complementary type matal-oxide semiconductor) camera head; Be used to gather the diffuse spatial distribution image of intensity of human body surface position to be detected, the CCD/CMOS camera head can be the black and white type, also can be color-type.
The CCD/CMOS camera head has higher sensitivity to visible light and infrared waves; The blood vessel image positioner of this utility model is gathered the diffuse spatial distribution image of intensity of human body surface position to be detected according to near-infrared light waves; Therefore require the CCD/CMOS camera head preferentially to receive the image of near infrared band; The image of filtering visible light wave range is to optimize image quality.
The image that 104 pairs of signal sensors of graphics processing unit 103 are gathered carries out signal analysis and processing, obtains blood vessel image, is transferred to projecting unit 105 with the form of the signal of telecommunication.For example; The signal analysis of graphics processing unit 104 and image processing function can pass through FPGA (Field Programmable Gate Array; Field programmable gate array) processor, ARM (Advanced RISC Machines) processor or DSP (Digital Signal Processing; Realize that digital signal processor) above-mentioned various processors are merely and illustrate, it should not limit the protection domain of this utility model.Graphics processing unit 104 obtains blood vessel image; Form with the signal of telecommunication is transferred to projecting unit 105; The signal of telecommunication that is transferred to projecting unit 105 can be the signal of VGA (Video Graphics Array, Video Graphics Array), AV (Audio and Video) or other standard.
Fig. 2 is the another kind of embodiment sketch map of the blood vessel image positioner of this utility model; Blood vessel image positioner 101 is except that each parts that comprises first embodiment; Also comprise range cells 106; Be used to measure the distance between blood vessel image positioner 101 and the human body surface position to be detected; The user of service is with keeping appropriate distance between blood vessel image positioner 101 and the human body surface position to be detected in prompting, making it to meet the operating distance of exciting light unit 102 and projecting unit 105 in the blood vessel image positioner 101, thereby reaches blood vessel locating effect preferably.
Wherein, range cells 106 can be fixing or attached to the mechanical range unit on the blood vessel image positioner, such as, but be not limited to telescopic rod-like articles or scale.Detection distance when the length of scale can be set to the blood vessel image positioner and can obtain blood vessel locating effect preferably.For example, said detection distance is in 15cm to 35cm or 10cm to the 100cm scope time, and the length of said scale also can be arranged in 15cm to 35cm or 10cm to the 100cm scope.The user of service remains on length of the scale with the distance between blood vessel image positioner 101 and the human body surface position to be detected, can reach blood vessel locating effect preferably.
Perhaps, range cells 106 also can be optical distance measurement apparatus, the detection distance the when distance of reaction of optical distance measurement apparatus can be set to the blood vessel image positioner and can obtain blood vessel locating effect preferably.For example, said detection distance can obtain blood vessel locating effect preferably the time is in 10cm to 100cm or 15cm to the 35cm scope time, and the distance of reaction of said optical distance measurement apparatus also can be arranged in 10cm to 100cm or 15cm to the 35cm scope in advance.Said optical distance measurement apparatus can also comprise and connect player and/or indicating device (like display lamp), can when the distance of human body surface position to be tested and blood vessel image positioner is in the distance of reaction scope, point out the user of service through the mode of sound and/or light thus.
Perhaps; Range cells 106 also can comprise datum mark reference location device; The optical reference that can discern human body surface indicates; The reference sign image that obtains projects human body surface through projecting unit 105 after graphics processing unit 104 is handled, the distance of when the image of the reference sign of throwing overlaps with reference sign itself, representing blood vessel image positioner and human body surface position to be tested is in preset range.For example the reference sign can be the pattern that is coated in skin surface; Also can be to be bonded on the skin with figuratum adhesive plaster, the detection distance the when distance of datum mark reference location device setting can be set to the blood vessel image positioner and can obtain blood vessel locating effect preferably.For example; Said detection distance can obtain blood vessel locating effect preferably the time is in 10cm to 100cm or 15cm to the 35cm scope time, and the image of the reference sign that said datum mark reference location device projects is arranged in 10cm to 100cm or 15cm to the 35cm scope in advance.The distance of decidable human body surface position to be tested and blood vessel image positioner is in effective operating distance scope when overlapping with reference to icon image with it with reference to icon.
Perhaps; Range cells 106 also can comprise intersection light beam positioner; The light beam positioner that intersects comprises 2 bundles or the above aligned bundle of 2 bundles; Aligned bundle is laser or other visible lights, and said aligned bundle intersects at the setpoint distance place of projecting direction, when the luminous point of aligned bundle projection when human body surface overlaps; Distance between expression human body surface position to be detected and the blood vessel image positioner in preset range, the detection distance the when distance of intersection light beam positioner setting can be set to the blood vessel image positioner and can obtain blood vessel locating effect preferably.For example; Said detection distance can obtain blood vessel locating effect preferably the time is in 10cm to 100cm or 15cm to the 35cm scope time, and the light beam cross point that said intersection light beam positioner projects is arranged in 10cm to 100cm or 15cm to the 35cm scope in advance.When light beam projects one or several luminous point counterpoise of human body surface fashionable is that the distance of decidable human body surface position to be tested and blood vessel image positioner is in effective operating distance scope.
Perhaps; Range cells 106 also can comprise light beam and datum mark integrated positioning device; Light beam and datum mark integrated positioning device comprise 1 bundle aligned bundle; Aligned bundle is laser or other visible lights; Projecting unit 105 projects in the projected image of human body surface and comprises a benchmark with reference to sign; Luminous point and the benchmark that projects human body surface when aligned bundle with reference to indicate counterpoise fashionable be the distance of decidable human body surface position to be tested and blood vessel image positioner in effective operating distance scope, the detection distance the when distance of light beam and the setting of datum mark integrated positioning device can be set to the blood vessel image positioner and can obtain blood vessel locating effect preferably.For example; Said detection distance can obtain blood vessel locating effect preferably the time is in 10cm to 100cm or 15cm to the 35cm scope time, and aligned bundle that said light beam and datum mark integrated positioning device project and benchmark are arranged in 10cm to 100cm or 15cm to the 35cm scope with reference to the cross point of sign in advance.The luminous point and the benchmark that project human body surface when aligned bundle are fashionable with reference to indicating counterpoise, and promptly the distance of decidable human body surface position to be tested and blood vessel image positioner is in effective operating distance scope.
Another embodiment according to this utility model; As shown in Figure 3; Blood vessel image positioner 101 can also comprise the filter unit 107 that is prepended to signal sensor 103 except that each parts that comprises first embodiment, be used for the processing that filters that diffuses of human body surface position to be detected.
For example, filter unit is the monolithic infrared fileter that places before the signal sensor 103, and the infrared band that infrared fileter can pass through can be 700nm-900nm, 720nm-980nm, 700-1100nm or greater than 700nm.Infrared fileter preferentially receives the image of near infrared band, and the image of filtering visible light wave range, blood vessel spatial distribution image get into signal sensor 103 after infrared fileter filters, to realize optimizing the purpose of image quality.
Again for example, as shown in Figure 4, filter unit 107 comprises the different bandpass filter of multi-disc wavelength 302, according to the preset circular filter disc of rule (such as along the circumferential direction) permutation and combination.Preferably, the optical filtering zone of each sheet bandpass filter 302 all is enough to cover entire image.With signal sensor 103 is that the CCD camera is an example, and the size of bandpass filter 302 should be greater than the camera lens size of CCD camera.Filter unit 107 also comprises driving mechanism (such as rotational structure); After the blood vessel image positioner starts; Filter disc rotates under the drive of rotating mechanism; Each bandpass filter 302 diffuses to human body surface position to be detected in turn and filters, and signal sensor 103 is alternately gathered the image under the different wave length.Graphics processing unit is analyzed the blood vessel spatial distribution image that signal sensor 103 collects and handle, to optimize image quality.
Consider that there is high-absorbility in the white and deoxyhemoglobin of Oxygenated blood red eggs in the blood of human body to the near-infrared light waves of several specific wavelengths respectively; Utilize this characteristic; Can gather the blood vessel spatial distribution image under a plurality of specific wavelength irradiations, with further optimization image quality.
Such as; Because the Oxygenated blood red eggs are white and deoxyhemoglobin has two absworption peaks at 760nm and 850nm place respectively; When filter unit is the monolithic infrared fileter; The exciting light unit can replace fast emission wavelength be comprise 760nm and/or 850nm light wave interior multiple light wave (such as; 760nm and/or 850nm have the combination of the light wave of following wavelength: 735nm, 780nm, 808nm, 830nm, 880nm, 920nm, 940nm and 960nm with one or more), human body surface position to be detected is shone; The exciting light unit also can replace the combination that emission wavelength is several kinds of light waves among 735nm, 760nm, 780nm, 808nm, 830nm, 850nm, 880nm, 920nm, 940nm and the 960nm fast, and human body surface position to be detected is shone.Postradiation blood vessel spatial distribution image gets into signal sensor 103 after infrared fileter filters, to realize alternately gathering of different wave length hypograph, optimize image quality.The exciting light unit can also can adopt the random model launching excitation light by preset pulse mode launching excitation light.
For another example; When filter unit is the monolithic infrared fileter; The exciting light unit can emission wavelength be the combination of two or more light wave among 735nm, 760nm, 780nm, 808nm, 830nm, 850nm, 880nm, 920nm, 940nm and the 960nm also, and human body surface position to be detected is shone.Postradiation blood vessel spatial distribution image gets into signal sensor 103 after infrared fileter filters, to realize the collection of specific wavelength hypograph, optimize image quality.
Above embodiment medium wavelength is that the selection of 735nm, 760nm, 780nm, 808nm, 830nm, 850nm, 880nm, 920nm, 940nm and 960nm light wave is merely and illustrates, and it should not limit the protection domain of this utility model.In other embodiments, also can select the light wave of other specific wavelengths according to the actual requirements.
Among above-mentioned each embodiment; Graphics processing unit 104 can also be analyzed the image that signal sensor 103 is gathered; Judge the colour of skin of human body surface; Present the color of blood vessel image medium vessels part and non-vasculature part according to the different colours of skin, to be implemented in the optimum imaging effect on the different colour of skin human bodies.
Among above-mentioned each embodiment, the blood vessel image positioner can also comprise the external power supply unit, is used to place battery, battery is connected with the in-line power circuit, for the blood vessel image positioner provides electric energy.Because the blood vessel image positioner can pass through battery powered, is easy to carry, for a long time continuous firing.
Though this utility model discloses as above with preferred embodiment, this utility model is not to be defined in this.Any those skilled in the art in spirit that does not break away from this utility model and scope, all can do various changes and modification, so the protection domain of this utility model should be as the criterion with claim institute restricted portion.
Claims (29)
1. a blood vessel image positioner is characterized in that, comprising:
The exciting light unit, the light wavelength that excites of said exciting light unit emission is 700 nanometer to 1100 nanometers;
Signal sensor is gathered the diffuse spatial distribution image of intensity of human body surface position to be detected;
Graphics processing unit is couple to said signal sensor, and the image of signal sensor collection is carried out signal processing, obtains blood vessel image, is sent to projecting unit with the form of the signal of telecommunication;
Projecting unit is couple to said graphics processing unit, receives the signal of telecommunication of graphics processing unit, to the tested position projection of human body surface blood vessel image.
2. blood vessel image positioner as claimed in claim 1 is characterized in that, also comprises range cells, measures the distance between blood vessel image positioner and the human body surface position to be detected.
3. blood vessel image positioner as claimed in claim 2 is characterized in that, said range cells is mechanical range unit.
4. blood vessel image positioner as claimed in claim 2 is characterized in that, said range cells is an optical distance measurement apparatus, when the distance between human body surface position to be detected and the blood vessel image positioner is in preset range, provides prompting.
5. blood vessel image positioner as claimed in claim 2; It is characterized in that; Said range cells comprises datum mark reference location device, and the optical reference of identification human body surface indicates, and the reference sign image of acquisition is after graphics processing unit is handled; Project human body surface through projecting unit, the distance of when the image of the reference sign of throwing overlaps with reference sign itself, representing blood vessel image positioner and human body surface position to be tested is in preset range.
6. blood vessel image positioner as claimed in claim 2; It is characterized in that; Said range cells comprises intersection light beam positioner, and said intersection light beam positioner comprises 2 bundles or the above aligned bundle of 2 bundles, and said aligned bundle intersects at the setpoint distance place of projecting direction; When the luminous point of aligned bundle projection when human body surface overlaps, the distance between expression human body surface position to be detected and the blood vessel image positioner is in preset range.
7. blood vessel image positioner as claimed in claim 6 is characterized in that, the employed aligned bundle of said blood vessel image positioner cross point is a cross point.
8. blood vessel image positioner as claimed in claim 6; It is characterized in that; The employed aligned bundle of said blood vessel image positioner cross point is a plurality of cross points; Luminous point when place, a plurality of cross point all overlaps, and the distance between expression human body surface position to be detected and the blood vessel image positioner is in preset range.
9. blood vessel image positioner as claimed in claim 2; It is characterized in that; Said range cells comprises light beam and datum mark integrated positioning device; Said light beam and datum mark integrated positioning device comprise 1 bundle aligned bundle, in projecting unit projects the projected image of human body surface, comprise a benchmark with reference to sign, when the luminous point of location light and benchmark represent when overlapping that with reference to sign distance between human body surface position to be detected and the blood vessel image positioner is in preset range.
10. like each described blood vessel image positioner in the claim 6 to 9, it is characterized in that said aligned bundle is laser or other visible lights.
11. blood vessel image positioner as claimed in claim 1 is characterized in that, said exciting light unit comprises one or more light emitting diodes.
12. blood vessel image positioner as claimed in claim 11 is characterized in that, said exciting light unit comprises a plurality of light emitting diodes.
13. blood vessel image positioner as claimed in claim 12 is characterized in that, a plurality of light emitting diodes are dot matrix and arrange.
14. blood vessel image positioner as claimed in claim 12 is characterized in that, what have in a plurality of light emitting diodes that two light emitting diodes launch at least excites light wavelength inequality.
15. blood vessel image positioner as claimed in claim 1 is characterized in that, said exciting light unit comprises beam homogenization device and attenuator.
16. blood vessel image positioner as claimed in claim 1 is characterized in that, said signal sensor is CCD camera head or CMOS camera head.
17. blood vessel image positioner as claimed in claim 16 is characterized in that, said CCD camera head or CMOS camera head are the black and white type.
18. blood vessel image positioner as claimed in claim 16 is characterized in that, said CCD camera head or CMOS camera head are color-type.
19. blood vessel image positioner as claimed in claim 1 is characterized in that, also comprises: be prepended to the filter unit of signal sensor, be used for to the processing that filters that diffuses of human body surface position to be detected; Diffuse through the human body surface position to be detected that filter unit the filters spatial distribution image of intensity of said signal sensor collection.
20. blood vessel image positioner as claimed in claim 19 is characterized in that, said filter unit is the monolithic infrared fileter.
21. blood vessel image positioner as claimed in claim 19 is characterized in that, said filter unit comprises that the different band of a plurality of wavelength leads to filter unit, the along the circumferential direction circular filter disc of permutation and combination.
22. blood vessel image positioner as claimed in claim 21; It is characterized in that; Said filter unit has rotational structure; When said blood vessel image positioner is worked, be rotated, the logical filter unit of each band diffuses to human body surface position to be detected in turn and filters, and signal sensor is alternately gathered the image under the different wave length.
23. blood vessel image positioner as claimed in claim 1; It is characterized in that; Graphics processing unit carries out signal processing to the image of signal sensor collection; Obtain the vascularity image, comprising: said graphics processing unit presents the vasculature part and the non-vasculature part of vascularity image in various colors.
24. blood vessel image positioner as claimed in claim 23 is characterized in that the vasculature part of said vascularity image presents dead color, said non-vasculature part presents light tone or colourless.
25. blood vessel image positioner as claimed in claim 23; It is characterized in that; The image that said graphics processing unit is gathered according to signal sensor is judged the colour of skin of human body surface, presents the color of vascularity image medium vessels part and non-vasculature part according to the different colours of skin.
26. blood vessel image positioner as claimed in claim 1 is characterized in that, said graphics processing unit runs off vascular image to projecting unit with the form of VGA signal.
27. blood vessel image positioner as claimed in claim 1 is characterized in that, said graphics processing unit runs off vascular image to projecting unit with the form of AV signal.
28. blood vessel image positioner as claimed in claim 1 is characterized in that, also comprises the external power supply unit, is used to place battery, battery is connected with the in-line power circuit, for the blood vessel image positioner provides electric energy.
29. blood vessel image positioner as claimed in claim 1 is characterized in that, the said light wavelength that excites is one or more the combination among 735nm, 760nm, 780nm, 808nm, 830nm, 850nm, 880nm, 920nm, 940nm and the 960nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204965848U CN202446060U (en) | 2011-12-02 | 2011-12-02 | Blood vessel image positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204965848U CN202446060U (en) | 2011-12-02 | 2011-12-02 | Blood vessel image positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202446060U true CN202446060U (en) | 2012-09-26 |
Family
ID=46861960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204965848U Withdrawn - After Issue CN202446060U (en) | 2011-12-02 | 2011-12-02 | Blood vessel image positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202446060U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102429644A (en) * | 2011-12-02 | 2012-05-02 | 无锡韶康医疗科技有限公司 | Positioning device for vascular image |
| CN103006180A (en) * | 2012-12-01 | 2013-04-03 | 清华大学深圳研究生院 | Integrated vein search projection device and system |
| CN109009483A (en) * | 2018-08-20 | 2018-12-18 | 创辉医疗器械江苏有限公司 | A kind of bone positioning component and localization method |
-
2011
- 2011-12-02 CN CN2011204965848U patent/CN202446060U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102429644A (en) * | 2011-12-02 | 2012-05-02 | 无锡韶康医疗科技有限公司 | Positioning device for vascular image |
| CN102429644B (en) * | 2011-12-02 | 2014-04-16 | 执鼎医疗科技江苏有限公司 | Positioning device for vascular image |
| CN103006180A (en) * | 2012-12-01 | 2013-04-03 | 清华大学深圳研究生院 | Integrated vein search projection device and system |
| CN103006180B (en) * | 2012-12-01 | 2014-10-22 | 清华大学深圳研究生院 | Integrated vein search projection device and system |
| CN109009483A (en) * | 2018-08-20 | 2018-12-18 | 创辉医疗器械江苏有限公司 | A kind of bone positioning component and localization method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102429644B (en) | Positioning device for vascular image | |
| US11439307B2 (en) | Method for detecting fluorescence and ablating cancer cells of a target surgical area | |
| US20200281512A1 (en) | Imaging apparatus and method of imaging blood vessels in a target region of tissue | |
| KR102506587B1 (en) | Camera having light emitting device, method for imaging skin and method for detecting skin conditions using the same | |
| EP1762183B1 (en) | Lymph node detector | |
| US10674918B2 (en) | Near-infrared (NIR) optical scanner | |
| KR20140107223A (en) | Handheld optoacoustic probe | |
| CA2520195A1 (en) | Fluorescence filter for tissue examination and imaging | |
| CN1946335A (en) | A hair-detection device | |
| CN103622674B (en) | Minitype microcirculation imaging monitoring device and method | |
| CN202446060U (en) | Blood vessel image positioning device | |
| WO2020199605A1 (en) | Parathyroid gland recognition device and system | |
| KR20150110560A (en) | Probe with optoacoustic isolator | |
| CN106510629B (en) | Blood vessel imaging instrument based on confocal | |
| CN204207717U (en) | Endoscope's illumination spectra selecting arrangement and ultraphotic spectrum endoscopic imaging system | |
| CN213580626U (en) | Parathyroid gland recognition device | |
| JP5923598B2 (en) | Method and apparatus for checking wearing of shading device for blood flow measurement of head | |
| CN215687677U (en) | Imaging light source device and endoscope system | |
| CN103799981A (en) | Positioning device for blood vessel image | |
| CN103969192A (en) | Photoacoustic endoscopic type A scanning imaging system | |
| CN114027802A (en) | Diffusion optical tomography system | |
| CN203898276U (en) | Vein imaging and indicating device | |
| JP2012200404A (en) | Endoscope apparatus | |
| Spigulis | In vivo skin imaging prototypes “made in Latvia” | |
| CN206612775U (en) | A kind of angiograph burnt based on copolymerization |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHIDING MEDICAL TECHNOLOGY JIANGSU CO., LTD. Free format text: FORMER OWNER: WUXI SHAOKANG MEDICAL TECHNOLOGY CO., LTD. Effective date: 20121026 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214125 WUXI, JIANGSU PROVINCE TO: 210006 NANJING, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20121026 Address after: Qinhuai District of Nanjing city in Jiangsu province is 210006 Road No. 1 Patentee after: Myveinfinder Medical Science & Technology Jiangsu Co., Ltd. Address before: Jinxi road Binhu District 214125 Jiangsu city of Wuxi province No. 100 landscape city science and Technology Industrial Park 530 Park B District No. 6 Building 301 room Patentee before: Wuxi Shaokang Medical Technology Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120926 Effective date of abandoning: 20140416 |
|
| RGAV | Abandon patent right to avoid regrant |