이원진 Won-Jin Yi   교수 / Ph.D.
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구강악안면방사선학교실 / 구강악안면방사선학
· Major : 영상정보학, 영상처리학
· E-mail : wjyi@snu.ac.kr
· Tel : 02-2072-3049
· Laboratory : 치의학영상정보 연구실 (medical imaging informatics lab)
Current Research Interests
4차 산업 혁명의 핵심기술인 인공지능 (artificial intelligence, AI), 증강현실 (augmented reality, AR) 과 자율로봇 (autonomous robot, AR)을 기반으로 치과의료영상 융합연구 및 치과수술의 혁신적 기술을 연구하고 있음.

연구분야
1. 지능형 통합적 치과수술 시스템
- 통합적 지능형 치과수술 시스템 플랫폼 기술
- 지능적 로봇 기반 3차원 치과수술시스템 기술
- 증강현실 기반 치과수술시스템의 시각화 기술
- 고정밀 영상 및 환자 간 정합 기술

2. 인공지능 기반 진단 보조 시스템
- 파노라마 영상 기반 치조골 소실 및 상태 진단 보조 기술
- CBCT 영상의 대조도 상승 및 골밀도 정량화 기술
- 파노라마 영상 기반 치주 질환 검출 기술
- 해부학적 구조물 및 랜드마크 추출 기술
- 골밀도 분석 및 임플란트 식립 위치 계획 기술

연구과제(2017년 이후)
- 기술선도형 치과의료기기 개방플랫폼 구축(산업통상자원부, 2015~2020)
- 구강내 광영상 진단기기의 영상처리 및 임상적용 기술(미래창조과학부, 2015~2020)
- 정합도 1mm와 내압 13atm급 차원 수술항법장치와 풍선카테터의 융합 시스템 개발(산업통상자원부, 2016~2021)
- 인공지능(AI) 딥러닝(deep learning)과 3D 깊이(depth) 영상을 이용한 지능형 증강현실(AR) 수술 시스템(과학기술정보통신부, 2019~2022)
- 증강현실/인공지능 기반 이비인후과 내비게이션 시스템 개발(과학기술정보통신부, 2020~2023)
- 디지털 덴티스트리 구현을 위한 안면스캔 하악 운동 추적이 가능한 동잡음 저감 및 저선량 고해상도의 멀티모달 CBCT 개발 및 임플란트 의치 치료 자동화 솔루션 개발(산업통상자원부, 2020~2024)
Publication / Patent
특허(2017년 이후)
2017
[등록] 이원진,이상정, 수술 가이드 시스템 및 방법, 101801827, 대한민국

2018
[출원] 조병훈, 이원진, 이성만, 임창균, 한민덕, 김에나, 정다희, 치열교정용구개확장장치, 10-2018-0022803, 대한민국
[출원] 염현철, 조병훈, 이원진, 약물주사기, 30-2018-0008941, 대한민국
[출원] 염현철, 조병훈, 이원진, 무통 마취 주사장치, 10-2018-0020984, 대한민국
[출원] 이원진, 최민혁, 이상정, DEVICE OF PROVIDING 3D IMAGE REGISTRATION AND METHOD THEREOF, PCT-KR2018-012472, PCT
[등록] 염현철, 조병훈, 이원진, 자동 주사기용 제어기, 30-0979263, 대한민국

2019
[등록] 이원진,우상윤, 로봇을 이용한 골편 위치 제어 시스템 및 방법, 10-1985915, 대한민국
[등록] 이삼선,허민석,최순철,염한결,이원진,최성일,강세룡,허경회, 파노라마방사선장비 평가 팬텀, 2014347, 대한민국
[등록] 이원진,강세룡, 골밀도 측정 시스템 및 방법, 10-1973014, 대한민국

2020
[출원] 이원진,최민혁,최시은, 마커리스 기반의 3차원 영상 정합 방법 및 이를 이용한 3차원 객체 추적 방법 및 장치, 10-2020-0188364, 대한민국
[출원] 이원진,이상정, 3차원 영상 정합 제공 장치, 이를 이용한 영상 좌표 정합 방법 및 표면 데이터 획득 방법, 10-2020-0172408, 대한민국
[출원] 이원진,문동준,이상정,서승완,김정아,유성근, 수술항법 장치 정확도 평가 시스템 및 이를 이용한 수술항법 장치 정확도 평가방법, 10-2020-0107537, 대한민국
[출원] 이원진, 이상정, 장혁준, PERIODONTITIS AUTOMATIC DIAGNOSIS METHOD, AND PROGRAM IMPLEMENTING THE SAME METHOD, PCT/KR2020/008388, PCT
[출원] 이원진,장혁준,이상정, 치주염 자동 진단 방법 및 이를 구현하는 프로그램, 10-2020-0048258, 대한민국
[출원] 이원진, 최민혁, 무구속 3차원 두부 영상의 자연스러운 머리 위치 재현방법, 10-2020-0000737, 대한민국
[등록] 이원진, 최민혁, 이상정, 3D 영상 정합 제공 장치 및 그 방법, 102102942, 대한민국

논문(2017년 이후)
2017
Chena Lee, Jo-Eun Kim, Kyoung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi
Therapeutic effect of intraductal irrigation of the salivary gland: A technical report, IMAGING SCIENCE IN DENTISTRY, 47(2):123-127
Hee-Jin Chang, Khanthaly Symkhampha, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi
The development of a learning management system for dental radiology education: A technical report, IMAGING SCIENCE IN DENTISTRY, 47(1):51-55
Ah-Young Kwon, Kyung-Hoe Huh, Won-Jin Yi, Sam-Sun Lee, Soon-Chul Choi, and Min-Suk Heo
Is the panoramic mandibular index useful for bone quality evaluation?, IMAGING SCIENCE IN DENTISTRY, 47(2): 87–92
Sul-Hee Kim, Se-Ryong Kang, Hee-Jung Park, Jun-Min Kim, Won-Jin Yi, Tae-Il Kim
Improved accuracy in periodontal pocket depth measurement using optical coherence tomography, JOURNAL OF PERIODONTAL AND IMPLANT SCIENCE, 47(1): 13–19
Sang-Yoon Woo, Sang-Jeong Lee, Ji-Yong Yoo, Jung-Joon Han, Soon-Jung Hwang, Kyung-Hoe Huh, Sam-Sun Lee, Min-Suk Heo, Soon-Chul Choi, Won-Jin Yi
Autonomous bone reposition around anatomical landmark for robot-assisted orthognathic surgery, JOURNAL OF CRANIO-MAXILLOFACIAL SURGERY, 45(12):1980-1988
Jun-Min Kim, Se-Ryong Kang, Won-Jin Yi
Automatic detection of tooth cracks in optical coherence tomography images, JOURNAL OF PERIODONTAL AND IMPLANT SCIENCE, 47(1): 41–50.

2018
Han-Gyeol Yeom, Jo-Eun Kim, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi
Development of a new ball-type phantom for evaluation of the image layer of panoramic radiography, IMAGING SCIENCE IN DENTISTRY, 48(4): 255–259
Han Byul Kim, Hong Ji Lee, Woong Woo Lee, Sang Kyong Kim, Hyo Seon Jeon, Hye Young Park, Chae Won Shin, Won Jin Yi, Beomseok Jeon, Kwang S Park
Validation of Freezing-of-Gait Monitoring Using Smartphone, TELEMEDICINE AND E-HEALTH, 24(11):899-907
Hye-Nan Park, Young-Jun Lim, Won-Jin Yi, Jung-Suk Han, Seung-Pyo Lee
A comparison of the accuracy of intraoral scanners using an intraoral environment simulator, JOURNAL OF ADVANCED PROSTHODONTICS, 10(1):58-64
Seo-Young An, Chang-Hyeon An, Karp-Sik Choi, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi
Radiopacity of contemporary luting cements using conventional and digital radiography, IMAGING SCIENCE IN DENTISTRY, 48(2): 97–101
Sulhee Kim, Se-Ryong Kang, Hee-Jung Park, Bome Kim, Tae-Il Kim, Won-Jin Yi
Quantitative measurement of peri-implant bone defects using optical coherence tomography, JOURNAL OF PERIODONTAL AND IMPLANT SCIENCE, 48(2): 84–91
Mi-Jin Kim, Jo-Eun Kim, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi
Multidetector computed tomography imaging characteristics of asymptomatic palatine tonsilloliths: a retrospective study on 3886 examinations, ORAL SURGERY ORAL MEDICINE ORAL PATHOLOGY ORAL RADIOLOGY, 125(6):693-698

2019
Jeong Won Shin, Jo-Eun Kim, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi
Clinical and panoramic radiographic features of osteomyelitis of the jaw: A comparison between antiresorptive medication-related and medication-unrelated conditions, IMAGING SCIENCE IN DENTISTRY, 49(4): 287–294.
Nan-Young Shin, Ju Hee Kang, Jo-Eun Kim, Khantaly Symkhampa, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi
Steatocystoma multiplex: A case report of a rare entity, IMAGING SCIENCE IN DENTISTRY, 49(4): 317–321
Chena Lee, Sang-Hyun Lim, Kyung-Hoe Huh, Sang-Sun Han, Jo-Eun Kim, Min-Suk Heo, Won-Jin Yi, Sam-Sun Lee, Soon-Chul Choi
Performance of dental pattern analysis system with treatment chronology on panoramic radiography, FORENSIC SCIENCE INTERNATIONAL, 299: 229~234
Jo-Eun Kim, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi, Kyung-Hoe Huh
Langerhans cell histiocytosis of the jaw, a mimicker of osteomyelitis on CT and MR images, MEDICINE, 98(27): e16331
Han-Gyeol Yeom, Jo-Eun Kim, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi
Development of a new ball-type phantom for evaluation of the image layer of panoramic radiography, IMAGING SCIENCE IN DENTISTRY, 48(4): 255–259
Chena Lee, Bora Park, Sam-Sun Lee, Jo-Eun Kim, Sang-Sun Han, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Soon-Chul Choi
Efficacy of the Monte Carlo method and dose reduction strategies in paediatric panoramic radiography, SCIENTIFIC REPORTS, 9691
Dae-Kyo Jeong, Sam-Sun Lee, Jo-Eun Kim, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Soon-Chul Choi
Effects of energy level, reconstruction kernel, and tube rotation time on Hounsfield units of hydroxyapatite in virtual monochromatic images obtained with dual-energy CT, IMAGING SCIENCE IN DENTISTRY, 49(4):273-279
Jo-Eun Kim, Joon-Ki Hong, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi, Kyung-Hoe Huh
Clinico-radiologic features of molar-incisor malformation in a case series of 38 patients, MEDICINE, 98(40): e17356.
Sang-Jeong Lee, Hoon Joo Yang, Min-Hyuk Choi, Sang-Yoon Woo, Kyung-Hoe Huh, Sam-Sun Lee, Min-Suk Heo, Soon-Chul Choi, Soon Jung Hwang, Won-Jin Yi
Real-time augmented model guidance for mandibular proximal segment repositioning in orthognathic surgery, using electromagnetic tracking, JOURNAL OF CRANIO-MAXILLOFACIAL SURGERY, 47(1):127-137

2020
Jeong Won Shin, Jo-Eun Kim, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi
Computed tomography imaging features of osteomyelitis of the jaw: comparison between antiresorptive medication-related conditions and medication-unrelated conditions, ORAL SURGERY ORAL MEDICINE ORAL PATHOLOGY ORAL RADIOLOGY, 129(6):629-634
Min-Suk Heo, Jo-Eun Kim, Jae-Joon Hwang, Sang-Sun Han, Jin-Soo Kim, Won-Jin Yi, In-Woo Park
Artificial intelligence in oral and maxillofacial radiology: what is currently possible?, DENTOMAXILLOFACIAL RADIOLOGY, 50(3):20200375
Chena Lee, Jo-Eun Kim, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Sang-Sun Han, Soon-Chul Choi, Kyung-Hoe Huh
Acquired facial lipoatrophy: A report of 3 cases with imaging features, IMAGING SCIENCE IN DENTISTRY, 50(3):255-260
Jo-Eun Kim, Sam-Sun Lee, Chena Lee, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Soon-Chul Choi
Therapeutic effect of intraductal saline irrigation in chronic obstructive sialadenitis, BMC ORAL HEALTH, 20(1)
Seong-Ha Kim, Sang-Jeong Lee, Min-Hyuk Choi, Hoon Joo Yang, Jo-Eun Kim, Kyung-Hoe Huh, Sam-Sun Lee, Min-Suk Heo, Soon Jung Hwang, Won-Jin Yi
Quantitative AR-assisted free-hand orthognathic surgery using electromagnetic tracking and skin-attached dynamic reference, JOURNAL OF CRANIOFACIAL SURGERY, 31(8):2175-2181
Han-Gyeol Yeom, Jo-Eun Kim, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi, Sang-Jeong Lee
Development of panorama resolution phantom for comprehensive evaluation of the horizontal and vertical resolution of panoramic radiography, SCIENTIFIC REPORTS, 16529
Han-Gyeol Yeom, Jo-Eun Kim, Kyung-Hoe Huh, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee & Soon-Chul Choi
Correlation between spatial resolution and ball distortion rate of panoramic radiography, BMC MEDICAL IMAGING, 68
Odeuk Kwon, Tae-Hoon Yong, Se-Ryong Kang, Jo-Eun Kim, Kyung-Hoe Huh, Min-Suk Heo, Sam-Sun Lee, Soon-Chul Choi, Won-Jin Yi
Automatic diagnosis for cysts and tumors of both jaws on panoramic radiographs using a deep convolution neural network, DENTOMAXILLOFACIAL RADIOLOGY, 49(8):20200185
Jeong Joon Han,Sang-Yoon Woo,Won-Jin Yi, Soon Jung Hwang
A Robot Arm and Image-Guided Navigation Assisted Surgical System for Maxillary Repositioning in Orthognathic Surgery: A Phantom Skull-Based Trial, APPLIED SCIENCES-BASEL, 10(4): 1549
Min-Hyuk Choi,Sang-Jeong Lee,Hoon Joo Yang,Kyung-Hoe Huh,Sam-Sun Lee,Min-Suk Heo ,Soon-Chul Choi,Soon Jung Hwang, Won-Jin Yi
Automatic Reproduction of Natural Head Position Using a Portable 3D Scanner Based on Immediate Calibration, APPLIED SCIENCES-BASEL, 10(1): 174
Hyuk-Joon Chang, Sang-Jeong Lee, Tae-Hoon Yong, Nan-Young Shin, Bong-Geun Jang, Jo-Eun Kim, Kyung-Hoe Huh, Sam-Sun Lee, Min-Suk Heo, Soon-Chul Choi, Tae-Il Kim, Won-Jin Yi
Deep Learning Hybrid Method to Automatically Diagnose Periodontal Bone Loss and Stage Periodontitis, SCIENTIFIC REPORTS, 7531