KR101046677B1 - 눈 위치 추적방법 및 이를 이용한 의료용 헤드램프 - Google Patents
눈 위치 추적방법 및 이를 이용한 의료용 헤드램프 Download PDFInfo
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- KR101046677B1 KR101046677B1 KR20110022856A KR20110022856A KR101046677B1 KR 101046677 B1 KR101046677 B1 KR 101046677B1 KR 20110022856 A KR20110022856 A KR 20110022856A KR 20110022856 A KR20110022856 A KR 20110022856A KR 101046677 B1 KR101046677 B1 KR 101046677B1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/113—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining or recording eye movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/11—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring interpupillary distance or diameter of pupils
- A61B3/111—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring interpupillary distance or diameter of pupils for measuring interpupillary distance
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
- A61B90/35—Supports therefor
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0093—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for monitoring data relating to the user, e.g. head-tracking, eye-tracking
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/70—Determining position or orientation of objects or cameras
- G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/18—Eye characteristics, e.g. of the iris
- G06V40/19—Sensors therefor
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/18—Eye characteristics, e.g. of the iris
- G06V40/193—Preprocessing; Feature extraction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00017—Electrical control of surgical instruments
- A61B2017/00216—Electrical control of surgical instruments with eye tracking or head position tracking control
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/50—Supports for surgical instruments, e.g. articulated arms
- A61B2090/502—Headgear, e.g. helmet, spectacles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
- F21V21/084—Head fittings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/145—Adjustable mountings for portable lighting devices
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30196—Human being; Person
- G06T2207/30201—Face
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Ophthalmology & Optometry (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Multimedia (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Optics & Photonics (AREA)
- Radiology & Medical Imaging (AREA)
- General Engineering & Computer Science (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Eye Examination Apparatus (AREA)
- Image Analysis (AREA)
Abstract
Description
도 2는 본 발명에 따른 눈의 특징점을 추출하는 것을 나타내는 도,
도 3은 본 발명에 따른 눈 시선을 나타내는 도,
도 4는 본 발명에 따른 의료용 헤드램프의 구성도,
도 5는 본 발명에 따른 의료용 헤드램프의 램프부 및 위치 조절부를 나타내는 구성도이다.
6 : 위치 조절수단 8 : 램프부
10 : 촬영수단 12 : 제어부
14 : 전원공급부 16 : 가이드바
18 : 전선 20 : 몸체
22 : 램프 24 : 하우징
26 : 무게중심
Claims (8)
- i) 촬영된 영상을 이진수 이미지로 변환하는 이진화 처리단계;
ii) 상기 이진화 처리단계가 종료된 이진수 이미지로부터 눈초리, 눈동자의 최대값 및 눈동자의 최저값을 구분하여 특징점을 추출하는 특징점 추출단계;
iii) 상기 특징점 추출단계를 통해 추출된 특징점을 이용하여 눈초리와 눈동자 사이의 거리 및 기울기를 계산하는 거리 및 기울기 계산단계; 및
iv) 상기 거리 및 기울기 계산단계를 통해 계산된 거리 및 기울기 값을 근거로 눈의 시선을 판단하는 눈 시선 판단단계를 포함하는 눈 위치 추적방법. - 제1항에 있어서,
상기 단계 i) 촬영된 영상은 얼굴에 위치하는 좌/우 눈 부분을 각각 촬영한 영상인 것을 포함하는 눈 위치 추적방법. - 제1항에 있어서,
상기 단계 i)의 이진화 처리단계의 그 전단계로서 촬영된 영상에서 피부색을 제거하는 피부색 제거단계를 더 포함하는 것을 특징으로 하는 눈 위치 추적방법. - 제3항에 있어서,
상기 피부색을 제거하는 것은 촬영된 영상에서 각 픽셀의 빨강, 녹색, 파랑 값이 미리 설정된 범위를 만족할 경우에만 이진화하는 것을 포함하는 눈 위치 추적방법. - 제1항에 있어서,
상기 단계 ii)의 특징점 추출단계는 이진화된 이미지의 일측 종단으로부터 다른 측 종단까지 마스크를 하나의 픽셀씩 증가시켜 이동시키고, 이동시 각각의 픽셀 위치에서 서메이션 값을 저장하며, 상기 서메이션 값이 최초로 유효한 부분에서의 위치를 눈초리로 간주하고, 일정간격으로 서메이션된 마스크 값의 차가 큰 위치를 눈동자 부위로 간주하며, 상기 눈동자 위치에서 최고값 및 최저값을 찾는 것을 포함하는 눈 위치 추적방법. - 제1항 내지 제5항 중 어느 한 항에 따른 눈 위치 추적방법을 이용하여 의료용 헤드램프의 광 조사 방향을 제어하는 것을 포함하는 의료용 헤드램프.
- 제6항에 있어서,
상기 의료용 헤드램프는
머리에 착용하는 본체;
상기 본체의 일측에 연결설치되어 구동력을 제공하는 구동수단;
상기 구동수단의 일측에 연결되는 위치 조절수단;
상기 위치 조절수단의 일측에 연결설치되어 위치 조절수단의 움직임에 따라 함께 움직이며 전단 일측으로 광을 조사하는 램프부;
상기 본체의 일측에 연결설치되어 눈의 위치를 촬영하는 촬영수단;
상기 구동수단 및 촬영수단에 연결설치되어 촬영수단으로 촬영된 영상을 분석하여 눈 위치를 계산하고, 계산된 눈 위치에 따라 구동수단을 작동시키는 제어부; 및
상기 제어부, 구동수단 및 램프부에 연결설치되어 전류를 인가하는 전원공급부를 포함하는 의료용 헤드램프. - 제7항에 있어서,
상기 촬영수단은 좌/우 눈과 인접하도록 2개 구비된 것을 특징으로 하는 의료용 헤드램프.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20110022856A KR101046677B1 (ko) | 2011-03-15 | 2011-03-15 | 눈 위치 추적방법 및 이를 이용한 의료용 헤드램프 |
| US13/515,581 US9033505B2 (en) | 2011-03-15 | 2012-01-31 | Method of tracking a position of an eye and a medical head lamp using the same |
| PCT/KR2012/000711 WO2012124893A2 (ko) | 2011-03-15 | 2012-01-31 | 눈 위치 추적방법 및 이를 이용한 의료용 헤드램프 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20110022856A KR101046677B1 (ko) | 2011-03-15 | 2011-03-15 | 눈 위치 추적방법 및 이를 이용한 의료용 헤드램프 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR101046677B1 true KR101046677B1 (ko) | 2011-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR20110022856A Active KR101046677B1 (ko) | 2011-03-15 | 2011-03-15 | 눈 위치 추적방법 및 이를 이용한 의료용 헤드램프 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US9033505B2 (ko) |
| KR (1) | KR101046677B1 (ko) |
| WO (1) | WO2012124893A2 (ko) |
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| US11166515B1 (en) * | 2015-01-26 | 2021-11-09 | Mohammed Ali Hajianpour | Helmet/hood assembly structure and method of use thereof |
| US11166514B2 (en) * | 2015-01-26 | 2021-11-09 | Mohammed A. Hajianpour | Helmet/Hood assembly structure and method to prepare for use |
| JP6751324B2 (ja) * | 2016-09-14 | 2020-09-02 | 株式会社デンソーアイティーラボラトリ | 虹彩検出装置、虹彩検出方法、およびプログラム |
| KR101996415B1 (ko) * | 2016-12-30 | 2019-07-04 | 현대자동차주식회사 | 자세 정보 기반 보행자 탐지 및 보행자 충돌 방지 장치 및 방법 |
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| CN107527015B (zh) * | 2017-07-21 | 2020-08-04 | 深圳市梦网视讯有限公司 | 一种基于肤色检测的人眼视频定位方法和系统 |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2012124893A3 (ko) | 2012-11-22 |
| US9033505B2 (en) | 2015-05-19 |
| US20140039273A1 (en) | 2014-02-06 |
| WO2012124893A2 (ko) | 2012-09-20 |
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