WO2023200120A1 - 투과형 광원을 이용한 피하 혈관 탐지 영상 장치 및 피하 혈관 탐지 방법 - Google Patents
투과형 광원을 이용한 피하 혈관 탐지 영상 장치 및 피하 혈관 탐지 방법 Download PDFInfo
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- WO2023200120A1 WO2023200120A1 PCT/KR2023/003349 KR2023003349W WO2023200120A1 WO 2023200120 A1 WO2023200120 A1 WO 2023200120A1 KR 2023003349 W KR2023003349 W KR 2023003349W WO 2023200120 A1 WO2023200120 A1 WO 2023200120A1
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- light sources
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- infrared
- subcutaneous blood
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4887—Locating particular structures in or on the body
- A61B5/489—Blood vessels
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0077—Devices for viewing the surface of the body, e.g. camera, magnifying lens
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6824—Arm or wrist
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/683—Means for maintaining contact with the body
- A61B5/6831—Straps, bands or harnesses
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient; User input means
- A61B5/742—Details of notification to user or communication with user or patient; User input means using visual displays
- A61B5/7445—Display arrangements, e.g. multiple display units
Definitions
- the present invention relates to a subcutaneous blood vessel detection system that can visualize blood vessels located under the skin using an infrared light source. More specifically, it is possible to obtain high-quality images through a combination of a transmission type infrared light source and a reflective infrared light source. It relates to a subcutaneous blood vessel detection system.
- a blood vessel detection device using reflected infrared rays is described in documents such as KR 10-1999-0083994 A.
- this has the disadvantage that only two-dimensional blood vessel detection is possible, and three-dimensional blood vessel detection is difficult.
- the present invention is intended to solve the problems of the prior art described above, allowing infrared rays to penetrate deeper under the skin, enabling 3D blood vessel detection, and obtaining high-quality images without causing pain to the eyes.
- the purpose is to provide a subcutaneous blood vessel detection image and a subcutaneous blood vessel detection method.
- the present invention aims to provide a subcutaneous blood vessel detection image and a subcutaneous blood vessel detection method that reduces noise.
- a subcutaneous blood vessel detection imaging device is a subcutaneous blood vessel detection imaging device including a light source unit, a fixing unit, an image processing unit, and an image display unit, wherein the light source unit has a flexible surface. is located on the flexible side and includes one or more infrared light sources, wherein the fixing portion is located at an end of the flexible side, the infrared light sources are configured to surround the flexible side and the subject, and the flexible side is secured by the fixing portion.
- the image processing unit arranged to follow the surface of the subject, part of the light irradiated toward the subject from the arranged infrared light sources is reflected from the subject, and another part of the light transmits through the subject, and the image processing unit , an optical lens for receiving the light reflected from the subject and the light passing through the subject, an infrared transmission filter through which the light passing through the optical lens passes, and a camera detection unit for detecting the light passing through the infrared transmission filter; , the image display unit outputs image information detected by the camera detection unit.
- the subcutaneous blood vessel detection imaging device may further include an observation unit located on the flexible surface and allowing the subject to be observed.
- the subcutaneous blood vessel detection imaging device may further include an adjuster located on the flexible surface that adjusts the intensity of the infrared light sources.
- the distance or angle of the infrared light sources to the subject can be adjusted through the fixing part.
- the infrared light sources may be arranged at regular intervals in the light source unit.
- a method for detecting subcutaneous blood vessels includes the step of arranging the infrared light sources included in the light source unit so that the infrared light sources follow the surface of the subject, wherein the light source unit is located on the flexible side and includes one or more infrared light sources, a fixing portion is located at an end of the flexible side, and the infrared light sources are arranged so that the flexible side surrounds the subject and the flexible surface is fixed by the fixing portion.
- the method for detecting subcutaneous blood vessels according to another embodiment of the present invention may further include observing the subject through an observation unit located on the flexible surface.
- the method for detecting subcutaneous blood vessels may further include the step of adjusting the intensity of the infrared light sources through a control unit located on the flexible surface.
- the method for detecting subcutaneous blood vessels may further include the step of adjusting the distance or angle of the infrared light sources to the subject through the fixing unit.
- the infrared light sources can be placed in the light source unit at regular intervals.
- the infrared light source is arranged to follow the surface of the subject, so that not only the light reflected from the subject but also the light passing through the subject is used to detect subcutaneous blood vessels, , This allows infrared rays to penetrate deeper under the skin and enables three-dimensional detection of subcutaneous blood vessels.
- the subcutaneous blood vessel detection imaging device and subcutaneous blood vessel detection method according to the present invention include a fixing unit and an adjusting unit to adjust the distance, angle, or intensity of the infrared light source with respect to the subject, thereby obtaining high-quality blood vessel images. Let it happen.
- the subcutaneous blood vessel detection imaging device and the subcutaneous blood vessel detection method according to the present invention use a transmissive light source to prevent diffuse reflection on the skin surface that may occur in the case of the prior art using only reflected infrared rays, thereby preventing noise or can be significantly reduced.
- subcutaneous blood vessel detection imaging device and subcutaneous blood vessel detection method according to the present invention enable detection of subcutaneous blood vessels in various body parts by positioning the light source and the fixture on a flexible surface.
- Figure 1 shows an imaging device for detecting subcutaneous blood vessels according to an embodiment of the present invention.
- Figure 2 shows the flexible side of an imaging device for detecting subcutaneous blood vessels according to an embodiment of the present invention.
- Figure 3 shows a system diagram of an imaging device for detecting subcutaneous blood vessels according to an embodiment of the present invention.
- Figure 4(a) shows the principle of subcutaneous blood vessel detection in a conventional subcutaneous blood vessel detection imaging device.
- Figure 4(b) shows the principle of subcutaneous blood vessel detection in the subcutaneous blood vessel detection imaging device of the present invention.
- Figure 5(a) shows a subcutaneous blood vessel detection image obtained by the conventional subcutaneous blood vessel detection principle.
- Figure 5(b) shows a subcutaneous blood vessel detection image obtained by the subcutaneous blood vessel detection principle of the present invention.
- Figure 6 shows an embodiment of using the subcutaneous blood vessel detection imaging device of the present invention.
- Figure 1 shows an imaging device for detecting subcutaneous blood vessels according to an embodiment of the present invention
- Figure 2 shows a flexible side of an imaging device for detecting subcutaneous blood vessels according to an embodiment of the present invention
- Figure 3 shows an embodiment of the present invention.
- a system diagram of a subcutaneous blood vessel detection imaging device according to is shown.
- the subcutaneous blood vessel detection imaging device includes a light source unit 11, a fixing unit 13, an image processing unit 20, and an image display unit 30. Specifically, after explaining the light source unit 11 and the fixing unit 13, the image processing unit 20 and the image display unit 30 will be described.
- the light source unit 11 is located on the flexible side 10 and includes one or more infrared light sources 12.
- the infrared light source 12 may be an infrared LED, an incandescent light bulb, a halogen lamp, a sodium lamp, or an EL (Electroluminescent) lamp, but may be of any form as long as it can emit infrared rays, and is not limited thereto.
- One or more infrared light sources 12 may be arranged in various shapes on the light source unit 11. For example, infrared light sources 12 may be arranged at regular intervals on the light source unit 11.
- the fixture (13) is located on the flexible side (10).
- the fastener 13 can be positioned at any point on the flexible side 10, preferably at an end of the flexible side 10. Additionally, the fixing portion 13 may be located on one side, the other side, or both sides of the flexible side 10.
- the fixing part 13 may be made of any material as long as it can be joined between the fixing parts 13, for example, Velcro, snap buttons, buttons, etc.
- the flexible surface 10 is a surface that is flexible in nature and can be bent by pressure, and its thickness, material, etc. are not limited.
- the flexible surface 10 can be bent by applying pressure to the flexible surface 10, and the flexible surface 10 can be rounded through bonding between the fixing parts 13.
- the flexible surface 10 may be bent while surrounding the subject, and the flexible surface 10 may be maintained or fixed by the fixing part 13 in a state surrounding the subject.
- the width of the fixing portion 13 on the flexible surface 10 can be freely adjusted so that the distance or angle of the infrared light sources 12 with respect to the subject can be freely adjusted.
- the flexible surface 10 is rolled up, its diameter can also be freely adjusted.
- the flexible surface 10 may be rounded so that the side on which the light source unit 11 is located faces the subject, and the infrared light sources 12 of the light source unit 11 may be arranged to follow the surface of the subject. .
- the infrared light sources 12 arranged to follow the surface of the subject can irradiate infrared rays toward the subject at various angles. When infrared light is irradiated to a subject through the infrared light sources 12 arranged in this way, the light may be reflected from or transmit through the subject.
- the subcutaneous blood vessel detection imaging device of the present invention uses light reflected from the subject and/or light transmitted through the subject, allowing infrared rays to penetrate deeper under the skin, enabling 3D blood vessel detection, and reducing pain in the eyes. It can provide high-quality vascular images without causing damage.
- the subcutaneous blood vessel detection imaging device of the present invention irradiates light to the subject at various angles, it prevents diffuse reflection on the skin surface that may occur in the case of conventional technology using only reflected infrared rays, thereby preventing noise or noticeable can be reduced significantly.
- the image processing unit 20 includes an optical lens 21 that receives light reflected from the subject and/or light transmitted through the subject, an infrared transmission filter 22 through which light passing through the optical lens 21 transmits, and an infrared transmission filter. It may include a camera detection unit (23) that detects light transmitted through (22).
- the image processing unit 20 may be equipment capable of processing acquired image information with its own CPU (Central Processing Unit), for example, a Windows operating system PC (Personal Computer), a Linux-based PC, and an Android-based tablet PC. It may be, but is not limited to this.
- the subcutaneous blood vessel detection imaging device of the present invention irradiates invisible infrared rays toward a subject using an infrared light source, and detects subcutaneous blood vessels through a camera observing light reflected from the subject and/or light transmitted through the subject. makes detection possible.
- the subcutaneous blood vessel detection imaging device of the present invention is irradiated from the infrared light sources 12 of the light source unit 11 using the optical lens 21, and reflects light from the subject and/or light transmitted through the subject.
- the optical lens of the present invention may be an optical zoom lens, and an optically enlarged image can be obtained through the optical zoom lens. Unlike screen enlargement through digital image processing, by enlarging the original image itself using a lens, there is no blurring of the image and a clear enlarged image can be obtained. Based on this, it is possible to clearly detect capillaries that are too thin to be identified.
- a shutter may be mounted inside the optical lens to include a function to adjust the intensity of the incoming image.
- the subcutaneous blood vessel detection imaging device of the present invention applies the light irradiated from the infrared light sources 12 of the light source unit 11 and reflected from or transmitted through the subject to the infrared transmission filter 22 before being detected by the camera detection unit 23. ), noise can be effectively removed.
- the infrared transmission filter (22) is not used to selectively filter the wavelength of the light source, but is used to prevent noise from an external light source from entering the detector.
- infrared LEDs have a narrow wavelength range of 10nm, they also have the effect of a filter that is necessary to select a specific wavelength when using a light source with a wide wavelength such as a lamp, so the overall structure has a double filtering effect.
- the absorption of blood by specific wavelengths is strengthened by the infrared LED, and noise caused by external light sources is blocked by the optical filter, so the clarity of the image can be maximized.
- the subcutaneous blood vessel detection imaging device of the present invention obtains image information of blood vessels in the form of digital data through the camera detection unit 23, so that the image information can be easily processed and visualized in a desired form. For example, by using digitized blood vessel image information, the exact location of the blood vessel can be visualized in various forms, such as by expressing it as a separate line, so this can be used to help detect the exact location of the blood vessel. In addition, by adding various colors to the image, the color and shape of the actual observation object can be realized to achieve the same effect as seeing blood vessels in actual skin.
- the camera detection unit 23 is an image sensor and may include one or more CCD (Charge-Coupled Device Camera) digital cameras or one or more CMOS (Complementary metal-oxide-semiconductor) cameras, and may include a plurality of CCD digital cameras or CMOS cameras.
- CCD Charge-Coupled Device Camera
- CMOS Complementary metal-oxide-semiconductor
- the image display unit 30 of the present invention displays the subcutaneous blood vessel detection image processed by the image processing unit 20.
- the image display unit 30 may display a guidance message indicating that the subcutaneous blood vessel detection image and/or light irradiation is being performed correctly when the image acquired from the camera detection unit 23 satisfies a predetermined condition, and the camera If the image acquired from the detection unit 23 does not satisfy predetermined conditions, a warning or guidance message may be displayed.
- the image display unit 30 may display various information necessary for using the subcutaneous blood vessel detection imaging device of the present invention.
- the video display unit 30 of the present invention is an electronic device with a screen display to which a USB port can be connected, and may be, for example, a monitor, beam projector, digital picture frame, TV, etc., but is not limited thereto.
- the subcutaneous blood vessel detection imaging device may further include an observation unit 14.
- the observation unit 14 may have a form in which a portion of the flexible surface 10 is open. As shown in FIG. 1, the observation unit 14 may be open in a square shape, or may be open in a circular, elliptical, or triangular shape.
- the shape of the observation unit 14 is not limited to the shape described above, and may have various shapes as long as at least a portion of the flexible surface 10 is open.
- the subcutaneous blood vessel detection imaging device of the present invention further includes an observation unit 14, and the observation unit 14 has an open shape, so that light is irradiated to the subject and at the same time, the subject is observed, and a desired procedure, surgery, etc. is performed on the subject.
- blood collection may be made possible.
- the skin of the wrist can be observed through the observation unit 14, and a desired treatment, surgery, or blood collection can be performed on the skin of the wrist.
- the location of the blood vessel can be accurately determined by referring to the subcutaneous blood vessel detection image displayed on the image display unit 30 to enable a desired procedure, surgery, or blood collection. Since a procedure, surgery, blood collection, etc. can be performed through the observation unit 14 of the present invention, the observation unit 14 of the present invention may also be referred to as an action unit.
- the subcutaneous blood vessel detection imaging device may further include a control unit 15.
- the intensity of the infrared light sources 12 of the light source unit 11 can be adjusted through the control unit 15 of the present invention.
- the method for detecting subcutaneous blood vessels of the present invention includes arranging the infrared light sources 12 included in the light source unit 11 so that the infrared light sources 12 follow the surface of the subject.
- the infrared light sources 12 of the light source unit 11 can be arranged to follow the surface of the subject by wrapping the flexible surface 10 around the subject and fixing the flexible surface 10 by the fixing part 13. there is.
- the step of arranging the infrared light sources 12 included in the light source unit 11 so that they follow the surface of the subject is not limited to the method described above, and the infrared light source 12 ) as long as they can be positioned to follow the surface of the subject.
- the method for detecting subcutaneous blood vessels of the present invention includes the step of irradiating infrared rays to a subject through the light source unit 11.
- the step of irradiating infrared rays to a subject may be performed after the step of disposing the infrared light sources 12, or before the step of disposing the infrared light sources 12.
- a portion of the light irradiated from the infrared light sources 12 toward the subject is reflected from the subject, and the infrared light source 12
- Another part of the light emitted from the field towards the subject passes through the subject.
- a conventional subcutaneous blood vessel detection method infrared rays are irradiated to a subject and subcutaneous blood vessels are detected using light reflected from the subject.
- this conventional subcutaneous blood vessel detection method as shown in FIG. 4(a), cylindrical subcutaneous blood vessels can be observed only in a two-dimensional (2D) shape.
- an infrared light source is arranged to follow the surface of the subject and radiates infrared rays to the subject.
- part of the light irradiated from the infrared light source towards the subject is reflected from the subject, and the other part of the light irradiated from the infrared light source towards the subject passes through the subject, and the optical lens 21 of the image processing unit 20 heading towards
- subcutaneous blood vessels can be observed in a three-dimensional (3D) shape, as shown in FIG. 4(b), by using light reflected from the subject and/or light transmitted through the subject.
- the method for detecting subcutaneous blood vessels of the present invention is to arrange a light source so that the light source follows the surface of the subject, irradiate light on the subject, and use light reflected from the subject and/or light transmitted through the subject, so that the light is transmitted to the skin. It penetrates deeper, enables 3D blood vessel detection, and obtains high-quality images without causing pain to the eyes.
- the subcutaneous blood vessel detection method of the present invention irradiates light to the subject at various angles, it prevents diffuse reflection on the skin surface that may occur in the case of the conventional technology using only reflected infrared rays, thereby preventing noise or significantly can be reduced.
- Figure 5(a) shows the blood vessel detection result by the conventional subcutaneous blood vessel detection method using reflected infrared rays
- Figure 5(b) shows the blood vessel detection result by the subcutaneous blood vessel detection method of the present invention.
- blood vessels were observed in a 3D shape, and subcutaneous blood vessels that were difficult to observe with the conventional subcutaneous blood vessel detection method were additionally confirmed.
- the method for detecting subcutaneous blood vessels of the present invention light can be irradiated at various distances or angles, and the area exposed to the light source of the subject is increased, so that invisible subcutaneous blood vessels can be additionally identified.
- the subcutaneous blood vessel detection method of the prior art it was difficult to visually identify the subcutaneous blood vessels when the skin was thick, whereas according to the subcutaneous blood vessel detection method of the present invention, the subcutaneous blood vessels could be easily confirmed with the naked eye even when the skin was thick. .
- the method for detecting subcutaneous blood vessels of the present invention includes the step of passing light reflected from the subject and/or light transmitted through the subject through an infrared transmission filter.
- the light that passes through the optical lens (21) passes through the infrared transmission filter (22), but other lights do not pass through, so only infrared image information including images of blood vessels reaches the camera detection unit (23). Effective noise removal effect can be achieved through this.
- the method for detecting subcutaneous blood vessels of the present invention includes the step of acquiring light passed from the infrared transmission filter 22 by the camera detection unit 23 included in the image processing unit 20. Only infrared image information including images of blood vessels that have passed through the infrared transmission filter 22 reaches the camera detection unit 23.
- the method for detecting subcutaneous blood vessels of the present invention includes processing and generating image information using light detected by the camera detection unit 23.
- the method for detecting subcutaneous blood vessels of the present invention includes outputting and displaying generated or processed image information.
- the step of outputting and displaying image information may include processing and outputting and displaying the image information, such as expressing the location of the blood vessel with a separate line or coloring it so that the blood vessel information can be visualized in the form desired by the operator. .
- the method for detecting subcutaneous blood vessels may further include the step of observing the subject through the observation unit 14 whose flexible surface is partially open.
- the method for detecting subcutaneous blood vessels may further include the step of observing the subject through the observation unit 15 while irradiating light to the subject, and performing a desired procedure, surgery, or blood collection on the subject. there is.
- the location of the blood vessel can be accurately determined by referring to the subcutaneous blood vessel detection image displayed on the image display unit 30 to enable a desired procedure, surgery, or blood collection.
- the method for detecting subcutaneous blood vessels may further include the step of adjusting the intensity of the infrared light sources 12 through the control unit 15 located on the flexible surface 10.
- the method for detecting subcutaneous blood vessels may further include the step of adjusting the distance or angle of the infrared light sources 12 to the subject through the fixing part 13.
- the infrared light sources 12 can be arranged in the light source unit 11 at regular intervals.
- Figure 6 shows an embodiment of using the subcutaneous blood vessel detection imaging device of the present invention. Specifically, it shows one embodiment in which the infrared light sources 12 of the light source unit 11 on the flexible surface 10 are arranged to follow the surface of the skin of the lower arm.
- the flexible surface 10 is fixed to surround the skin by the fixing part 13, and the observation part 14 is disposed at the top.
- the observation unit action unit
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Abstract
Description
Claims (10)
- 광원부, 고정부, 영상처리부 및 영상 표시부를 포함하는 피하 혈관 탐지 영상 장치로서,상기 광원부는 유연한 면 상에 위치되어 있고 하나 이상의 적외선 광원들을 포함하고,상기 고정부는 상기 유연한 면의 단부에 위치되어 있고,상기 적외선 광원들은, 상기 유연한 면이 피사체를 감싸고, 상기 고정부에 의해 상기 유연한 면이 고정됨으로써, 상기 피사체의 표면을 추종하여 배치되고,배치된 상기 적외선 광원들로부터 상기 피사체를 향해 조사된 빛의 일부는 상기 피사체로부터 반사되고, 상기 빛의 다른 일부는 상기 피사체를 투과하고,상기 영상처리부는:상기 피사체로부터 반사된 빛 및 상기 피사체를 투과한 빛을 수용하는 광학 렌즈;상기 광학 렌즈를 통과한 빛이 투과하는 적외선 투과 필터; 및상기 적외선 투과 필터를 투과한 빛을 검출하는 카메라 검출부를 포함하고,상기 영상 표시부는 상기 카메라 검출부에서 검출된 영상 정보를 출력하는, 피하 혈관 탐지 영상 장치.
- 제 1 항에 있어서,상기 유연한 면의 일부가 개방되어 있는 관찰부를 더 포함하는, 피하 혈관 탐지 영상 장치.
- 제 1 항에 있어서,상기 유연한 면 상에 위치되어 있고 상기 적외선 광원들의 세기가 조절되도록 하는 조절부를 더 포함하는, 피하 혈관 탐지 영상 장치.
- 제 1 항에 있어서,상기 고정부를 통하여 상기 피사체에 대한 상기 적외선 광원들의 거리 또는 각도를 조절하는, 피하 혈관 탐지 영상 장치.
- 제 1 항에 있어서,상기 적외선 광원들은 상기 광원부에 일정한 간격으로 배치되어 있는, 피하 혈관 탐지 영상 장치.
- 광원부에 포함되어 있는 적외선 광원들이 피사체의 표면을 추종하도록 상기 적외선 광원들을 배치하는 단계로서, 상기 광원부는 유연한 면 상에 위치되어 있고 하나 이상의 적외선 광원들을 포함하고, 고정부는 상기 유연한 면의 단부에 위치되어 있고, 상기 적외선 광원들은 상기 유연한 면이 피사체를 감싸고 상기 고정부에 의해 상기 유연한 면이 고정됨으로써 상기 피사체의 표면을 추종하여 배치되는, 적외선 광원들을 배치하는 단계;광원부를 통하여 적외선을 피사체에 조사하는 단계로서, 배치된 상기 적외선 광원들로부터 상기 피사체를 향해 조사된 빛의 일부는 상기 피사체로부터 반사되고, 상기 빛의 다른 일부는 상기 피사체를 투과하는, 적외선을 피사체에 조사하는 단계;상기 피사체로부터 반사된 빛 및 상기 피사체를 투과한 빛을 적외선 투과 필터에 통과시키는 단계;카메라 검출부를 통하여 상기 적외선 투과 필터로부터 통과된 빛을 검출하는 단계; 및카메라 검출부에 의해 검출된 영상 정보를 영상 표시부에 디스플레이하는 단계를 포함하는, 피하 혈관 탐지 방법.
- 제 6 항에 있어서,상기 유연한 면의 일부가 개방되어 있는 관찰부를 통하여 상기 피사체를 관찰하는 단계를 더 포함하는, 피하 혈관 탐지 방법.
- 제 6 항에 있어서,상기 유연한 면 상에 위치되어 있는 조절부를 통하여 상기 적외선 광원들의 세기를 조절하는 단계를 더 포함하는, 피하 혈관 탐지 방법.
- 제 6 항에 있어서,상기 고정부를 통하여 상기 피사체에 대한 상기 적외선 광원들의 거리 또는 각도를 조절하는 단계를 더 포함하는, 피하 혈관 탐지 방법.
- 제 6 항에 있어서,상기 적외선 광원들을 상기 광원부에 일정한 간격으로 배치하는, 피하 혈관 탐지 방법.
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KR20060045089A (ko) * | 2006-04-10 | 2006-05-16 | (주)아이블포토닉스 | 혈류 변화 측정 센서, 심박수 산출 방법 및 그 휴대용 장치 |
KR20120119523A (ko) * | 2011-04-21 | 2012-10-31 | 방부복 | 혈관 위치 탐지용 장치 |
KR20170100946A (ko) * | 2016-02-26 | 2017-09-05 | 주식회사 마쥬텍 | 센서를 이용한 근적외선 투과방식 혈관 투시 장치 및 방법 |
KR20180068683A (ko) * | 2016-12-14 | 2018-06-22 | (주)아이에스엠아이엔씨 | 특수 보조 광원과의 결합형 피하 혈관 탐지 영상 장치 |
KR20200056492A (ko) * | 2018-06-22 | 2020-05-25 | 시-민 린 | 정맥 탐지 장치 |
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KR20060045089A (ko) * | 2006-04-10 | 2006-05-16 | (주)아이블포토닉스 | 혈류 변화 측정 센서, 심박수 산출 방법 및 그 휴대용 장치 |
KR20120119523A (ko) * | 2011-04-21 | 2012-10-31 | 방부복 | 혈관 위치 탐지용 장치 |
KR20170100946A (ko) * | 2016-02-26 | 2017-09-05 | 주식회사 마쥬텍 | 센서를 이용한 근적외선 투과방식 혈관 투시 장치 및 방법 |
KR20180068683A (ko) * | 2016-12-14 | 2018-06-22 | (주)아이에스엠아이엔씨 | 특수 보조 광원과의 결합형 피하 혈관 탐지 영상 장치 |
KR20200056492A (ko) * | 2018-06-22 | 2020-05-25 | 시-민 린 | 정맥 탐지 장치 |
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