CN210843007U - Vein blood vessel imaging and projecting device - Google Patents
Vein blood vessel imaging and projecting device Download PDFInfo
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- CN210843007U CN210843007U CN201921666215.1U CN201921666215U CN210843007U CN 210843007 U CN210843007 U CN 210843007U CN 201921666215 U CN201921666215 U CN 201921666215U CN 210843007 U CN210843007 U CN 210843007U
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- 210000003462 vein Anatomy 0.000 title claims abstract description 51
- 238000003384 imaging method Methods 0.000 title claims description 19
- 238000012545 processing Methods 0.000 claims abstract description 22
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 8
- 230000001678 irradiating effect Effects 0.000 claims description 12
- 238000004146 energy storage Methods 0.000 claims description 7
- 210000004204 blood vessel Anatomy 0.000 claims description 6
- 238000002583 angiography Methods 0.000 claims description 3
- 238000012800 visualization Methods 0.000 claims description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- INGWEZCOABYORO-UHFFFAOYSA-N 2-(furan-2-yl)-7-methyl-1h-1,8-naphthyridin-4-one Chemical compound N=1C2=NC(C)=CC=C2C(O)=CC=1C1=CC=CO1 INGWEZCOABYORO-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 108010002255 deoxyhemoglobin Proteins 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 208000008589 Obesity Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000020824 obesity Nutrition 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007920 subcutaneous administration Methods 0.000 description 1
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a vein blood vessel video picture and projection arrangement, including the hand-held type shell, be equipped with image processing unit in the shell, the top surface of shell is equipped with display element 14, is connected with image processing unit, the bottom surface of shell includes first step face 11, second step face 12 and third step face 13, second step face 12 is equipped with projection unit, first step face 11 is equipped with camera unit, around camera unit, and the even a plurality of infrared emission units that are equipped with for shine infrared light on human body surface, infrared light struck scope is greater than the scope that camera unit gathered the image. Compared with the prior art, the utility model discloses simple structure has two kinds of display modes of liquid crystal display and projection display, is convenient for observe vein image, and vein image passes through the projection can correspond with skin surface accuracy, and this device is taken conveniently, easy operation.
Description
Technical Field
The utility model belongs to the venipuncture auxiliary device especially relates to a vein blood vessel video picture and projection arrangement.
Background
Venipuncture (puncture for short) is a medical means commonly used in medicine, and in the traditional venipuncture, firstly, the surface of a blood vessel is protruded by binding a physical rolling belt, and then medical personnel touch, press and visually judge the position of the blood vessel by fingers to complete puncture operation. The puncture outfit has certain technical requirements on the experience and level of medical staff, and particularly when patients are different, individual differences such as skin color, age, blood pressure, obesity degree and the like can affect puncture, so that the puncture difficulty is increased.
In response to this situation, venipuncture assisting apparatuses have been developed. The common and existing venipuncture auxiliary devices include the following:
1. the pure physical red light lamp is used for illuminating the skin through the red light lamp to observe the transmission condition of the skin so as to judge the position of the blood vessel, and the limitation is large.
2. The vein imaging instrument of screen display formula, this kind of vein imaging instrument can pass through the position of screen observation blood vessel, but the image that shows on the display screen can not get up with skin one-to-one, and medical personnel can not be fine judgement needle setting, needs exercise, the adaptation of a period of time.
3. The vein imaging instrument of projection formula, the fine line reflection of blood vessel of point-to-point mode of projection has solved the defect of screen display formula vein imaging instrument, but it also has certain problem, and the light that the projection got off can disturb influence medical personnel's operation sometimes, has played the reaction to the puncture.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a vein imaging and projection apparatus with a simple structure, two display modes of liquid crystal display and projection display, which is convenient for observing the vein image, and the vein image can be accurately corresponding to the skin surface by projection, and the apparatus is convenient to take and simple to operate.
In order to overcome the defects existing in the prior art, the utility model provides a following technical scheme:
a vein angiography and projection apparatus, comprising: a hand-held housing for a portable electronic device,
an image processing unit is arranged in the shell and used for generating corresponding vein vessel imaging according to the body surface image of the human body,
the top surface of the housing is provided with a display unit 14, connected to the image processing unit, for displaying text or images,
the bottom surface of the shell is a step surface, the step surface comprises a first step surface 11, a second step surface 12 and a third step surface 13, the heights of the first step surface 11, the second step surface 12 and the third step surface 13 are sequentially increased,
the third step surface 13 is provided with a cambered surface and an anti-skid layer which are matched with the handheld shape,
the second step surface 12 is provided with a projection unit which is connected with the image processing unit and is used for projecting vein imaging to the body surface of a human body,
the first step surface 11 is provided with a camera shooting unit which is connected with an image processing unit and is used for collecting the body surface image of the human body,
a plurality of infrared light emitting units are uniformly arranged around the camera shooting unit and used for irradiating infrared light to the body surface of a human body, and the irradiation range of the infrared light is larger than the image acquisition range of the camera shooting unit.
On the basis of the technical proposal, a power supply module is arranged in the shell,
the power supply module includes: the energy storage battery pack is externally connected with a power supply interface.
On the basis of the technical scheme, the image processing unit comprises a cache module used for storing the generated vein vessel imaging.
On the basis of the technical scheme, the display unit is a color liquid crystal screen.
On the basis of the technical scheme, the projection unit is a DLP micro projector.
On the basis of the technical scheme, the DLP micro projector is provided with a detachable light shielding plate for shielding light irradiated by the infrared light emitting unit.
On the basis of the technical scheme, the infrared light emitting unit comprises an infrared light source with the wavelength of 850-940nm, and is used for irradiating infrared light to the body surface of the human body.
On the basis of the technical scheme, the infrared light emitting unit also comprises a luminous light source used for irradiating the positioning light spot to the body surface of the human body,
or,
the infrared light emitting unit also comprises a laser light source used for irradiating the positioning laser lines to the periphery of the human body.
On the basis of the technical scheme, the top surface of the shell is provided with a key unit 15 which is connected with the image processing unit and used for inputting an operation instruction.
On the basis of the technical scheme, the third step surface 13 is provided with a bracket mounting blind hole, and threads are arranged in the blind hole.
Compared with the prior art, the technical scheme of the utility model simple structure has two kinds of display modes of liquid crystal display and projection display, is convenient for observe vein blood vessel image, and vein blood vessel image passes through the projection can correspond with the skin surface accuracy, and this device is taken conveniently easy operation.
Drawings
Fig. 1 is a block diagram of the present invention.
Fig. 2 is a schematic view of the structure of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and 2, a vein imaging and projecting apparatus includes: a hand-held housing for a portable electronic device,
an image processing unit is arranged in the shell and used for generating corresponding vein vessel imaging according to the body surface image of the human body,
the image processing unit has the functions of image preprocessing, image recognition and image generation, the related algorithm can be implemented by adopting the prior art,
the image preprocessing comprises noise point processing and image characteristic extraction,
the image recognition comprises the comparison of image data and vein data,
the image generation, including vein mapping,
the image processing unit comprises a buffer module for storing the generated vein vessel imaging,
the top surface of the housing is provided with a display unit 14, connected to the image processing unit, for displaying text or images,
the display unit is a color liquid crystal screen,
the bottom surface of the shell is a step surface, the step surface comprises a first step surface 11, a second step surface 12 and a third step surface 13, the heights of the first step surface 11, the second step surface 12 and the third step surface 13 are sequentially increased,
the third step surface 13 is provided with a cambered surface and an anti-skid layer which are matched with the handheld shape,
the second step surface 12 is provided with a projection unit which is connected with the image processing unit and is used for projecting vein imaging to the body surface of a human body,
the projection unit is a DLP micro-projector,
the DLP micro projector is provided with a detachable light shielding plate for shielding light irradiated by the infrared light emitting unit,
the first step surface 11 is provided with a camera shooting unit which is connected with an image processing unit and is used for collecting the body surface image of the human body,
a plurality of infrared light emitting units are uniformly arranged around the camera unit and used for irradiating infrared light to the body surface of a human body, the irradiation range of the infrared light is larger than the image acquisition range of the camera unit,
the infrared light emitting unit comprises an infrared light source with the wavelength of 850-940nm, is used for irradiating infrared light to the body surface of a human body,
furthermore, the infrared light emission unit also comprises a luminous light source used for irradiating the positioning light spot to the surface of the human body,
or,
the infrared light emitting unit also comprises a laser light source for irradiating the positioning laser line to the periphery of the human body,
the infrared light emitting units are at least two and are respectively arranged at two sides of the camera shooting unit,
as one alternative embodiment, three infrared light emitting units are provided, which are arranged around the camera unit by taking the camera unit as the center, wherein one infrared light emitting unit comprises an infrared light source with the wavelength of 850-,
generally, the light source for irradiating the positioning light spot to the body surface of the human body and the laser light source for irradiating the positioning laser line to the periphery of the human body are each provided with at least one, preferably 2 or more, infrared light sources with the wavelength of 850-.
On the basis of the technical proposal, a power supply module is arranged in the shell,
the power supply module includes: the energy storage battery pack is externally connected with a power supply interface.
The energy storage battery pack can supply power for each module and unit in the shell, and the external power supply interface can provide a wired power supply mode, so that the problem that the energy storage battery pack cannot be used when the electric quantity of the energy storage battery pack is insufficient is avoided, and the energy storage battery pack can be charged.
On the basis of the technical scheme, the top surface of the shell is provided with a key unit 15 which is connected with the image processing unit and used for inputting an operation instruction.
The key unit 15 includes, but is not limited to, the following keys:
up, down, left, right direction keys, adjusting parameter settings, adjusting text or images in the display unit 14,
a power supply key, a power on/off device,
a set button, enter or exit a set interface, which is displayed on the display unit 14,
the infrared light emitting unit selects a key to turn on or off each infrared light emitting unit.
On the basis of the technical scheme, the third step surface 13 is provided with a bracket mounting blind hole, and threads are arranged in the blind hole.
The utility model discloses the theory of operation as follows:
deoxyhemoglobin has specific absorption infrared spectrum characteristics, when infrared light irradiates human tissues, deoxyhemoglobin in vein blood vessels has a more obvious absorption effect on the infrared light than surrounding tissues, so that infrared light reflection is less, a CMOS camera is used for carrying out infrared image acquisition on subcutaneous veins, and after filtering, enhancing and segmenting the images through photoelectric conversion and software, vein blood vessel images which can be distinguished by human eyes are obtained through calculation.
Vein blood vessel visualization and projection arrangement, the vein blood vessel image that the people's eye discernment of formation has two kinds of modes to export and shows:
1. the vein blood vessel image after being processed is projected back to the image acquisition point on the surface of the skin in a visible light mode through the projection unit, so that the vein information of the skin surface can be more clearly displayed, and the vein positioning is effectively assisted.
2. And displaying the processed vein blood vessel image through a liquid crystal screen.
Vein blood vessel visualization and projection arrangement, can switch at will and show the vein blood vessel image that generates through the point-to-point demonstration of projected mode on the skin surface, perhaps with the mode of LCD screen with vein blood vessel image display on the screen or also can both show simultaneously. Therefore, the problem that only the vein auxiliary equipment displayed on the screen cannot correspond point-to-point vein blood vessel images to the skin of a patient one by one is solved, and the problem that light projected by the projection type vein puncture auxiliary equipment under special conditions influences the operation of doctors is also solved.
Compared with the prior art, the technical scheme of the utility model simple structure has two kinds of display modes of liquid crystal display and projection display, is convenient for observe vein blood vessel image, and vein blood vessel image passes through the projection can correspond with the skin surface accuracy, and this device is taken conveniently easy operation.
The above description of the embodiments is only intended to help understand the method of the present invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A vein angiography and projection apparatus, comprising: a hand-held housing for a portable electronic device,
an image processing unit is arranged in the shell and used for generating corresponding vein vessel imaging according to the body surface image of the human body,
the top surface of the shell is provided with a display unit (14) which is connected with the image processing unit and is used for displaying characters or images,
the bottom surface of the shell is a step surface, the step surface comprises a first step surface (11), a second step surface (12) and a third step surface (13), the heights of the first step surface (11), the second step surface (12) and the third step surface (13) are sequentially increased,
the third step surface (13) is provided with a cambered surface and an anti-skid layer which are matched with the handheld shape,
the second step surface (12) is provided with a projection unit which is connected with the image processing unit and is used for projecting vein imaging to the body surface of a human body,
the first step surface (11) is provided with a camera shooting unit which is connected with the image processing unit and is used for collecting the body surface image of the human body,
a plurality of infrared light emitting units are uniformly arranged around the camera shooting unit and used for irradiating infrared light to the body surface of a human body, and the irradiation range of the infrared light is larger than the image acquisition range of the camera shooting unit.
2. The venous blood vessel visualization and projection device as claimed in claim 1, wherein a power supply module is provided in the housing,
the power supply module includes: the energy storage battery pack is externally connected with a power supply interface.
3. The apparatus as claimed in claim 1, wherein the image processing unit comprises a buffer module for storing the generated vein images.
4. The apparatus as claimed in claim 1, wherein the display unit is a color liquid crystal display.
5. The apparatus for displaying and projecting vein according to claim 1, wherein the projection unit is a DLP micro-projector.
6. The apparatus for vein angiography and projection according to claim 5, wherein the DLP pico projector is provided with a removable light shielding plate for shielding light from the infrared light emitting unit.
7. The apparatus as claimed in claim 1, wherein the infrared light emitting unit comprises an infrared light source with wavelength of 850-.
8. The vein imaging and projection apparatus according to claim 7, wherein said infrared light emitting unit further comprises a light source for emitting a positioning light spot to the surface of the human body,
or,
the infrared light emitting unit also comprises a laser light source used for irradiating the positioning laser lines to the periphery of the human body.
9. The vein imaging and projection device according to claim 1, wherein the top surface of the housing is provided with a key unit (15) connected to the image processing unit for inputting operation instructions.
10. The vein imaging and projection device according to claim 1, wherein said third step surface (13) has a blind hole for mounting a stent, and the blind hole has a thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921666215.1U CN210843007U (en) | 2019-10-02 | 2019-10-02 | Vein blood vessel imaging and projecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921666215.1U CN210843007U (en) | 2019-10-02 | 2019-10-02 | Vein blood vessel imaging and projecting device |
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| Publication Number | Publication Date |
|---|---|
| CN210843007U true CN210843007U (en) | 2020-06-26 |
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| CN201921666215.1U Active CN210843007U (en) | 2019-10-02 | 2019-10-02 | Vein blood vessel imaging and projecting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115844329A (en) * | 2022-11-25 | 2023-03-28 | 执鼎医疗科技（杭州）有限公司 | Blood vessel imaging instrument |
| CN116649918A (en) * | 2023-07-25 | 2023-08-29 | 安徽康沐医疗器械科技有限公司 | Vein imaging instrument collection and reduction system |
-
2019
- 2019-10-02 CN CN201921666215.1U patent/CN210843007U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115844329A (en) * | 2022-11-25 | 2023-03-28 | 执鼎医疗科技（杭州）有限公司 | Blood vessel imaging instrument |
| CN116649918A (en) * | 2023-07-25 | 2023-08-29 | 安徽康沐医疗器械科技有限公司 | Vein imaging instrument collection and reduction system |
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