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DBM을 활용한 EMR 기반의 스트로크환자의 재활프로토콜 추천 시스템
이선우(S. W. Lee),박경남(K. N. Park),김세진(S. J. Kim),원인수(I. S. Won),권장우(J. W. Kwon) 한국재활복지공학회 2017 한국재활복지공학회 학술대회논문집 Vol.2017 No.4
Most existing stroke rehabilitation training systems were determined by empirical treatment methods of doctors. Standard treatment guidelines for stroke rehabilitation have been introduced to address these problems. However, these guidelines are determined by the doctor"s objective judgment, and sometimes the doctor suggests different treatments for the same patient. In addition, there are cases where only the patient"s exercise function is presented and the individual"s risk management factor is missing during rehabilitation treatment. To solve these problems, this paper proposes a training method suitable for the patient using DBN (Deep Belief Network). In this method, a part of the patient"s EMR(Electronic Medical Records) data and a risk management factor are inputted and a method of presenting a suitable exercise to the patient is derived.
듀얼 노즐 FDM 3D프린터를 이용한 정전용량 유연-압력센서 개발 및 분석
이선우(S. W. Lee),이선곤(S. K. Lee),권장우(J. W. Kwon) 한국재활복지공학회 2018 재활복지공학회논문지 Vol.12 No.4
본 논문에서는 듀얼 노즐 FDM 3D프린터를 사용하여 정전용량 유연-압력센서를 프린팅하여 제작하고 이를 분석하였다. 본 연구에 들어간 정전용량 유연-압력 센서의 재료는 열가소성 폴리우레탄과 전도성 필라멘트를 사용하여 구성되었다. 본 실험에서 제안하고자 하는 센서는 가로세로 3cm의 센서로 전도성의 필라멘트로 프린팅 된 두 극판간의 간격은 일정하며, 두 전도성 극판을 지지하는 열가소성 폴리우레탄의 프린팅패턴을 3가지 형태로 제작하여 각각의 성능을 비교하였고 평가하였다. 성능평가 방법은 1축 액추에이터를 이용하여 1mm/s의 속도로 0N에서 최대 600N의 힘으로 수직하중을 가하면서 각종 데이터를 수집, 비교 분석평가 하였다. 본 연구를 통하여 FDM 3D프린팅 정전용량 유연-압력센서 제작 가능성을 확인하였다. 또한 별도의 배선이 없는 웨어러블 디바이스, 작업자 및 사회적 약자들을 위한 재활기구 및 인간-컴퓨터 상호작용 장치 등에서 많은 가능성을 확인할 수 있었다. In this paper, we fabricated the capacitive flex-pressure sensor using a dual - nozzle FDM 3D printer and analyzed it. The material of the capacitive flex-pressure sensor in this study was composed of thermoplastic polyurethane and conductive filament. In this experiment the proposed sensor is a sensor of 3x3 cm in width and height. In this experiment, the size of the sensor proposed is composed of a width and height of 3cm. The spacing between the two electrode plates printed with conductive filaments is constant. The printing patterns of thermoplastic polyurethane supporting two conductive plates were fabricated in three types, and their performance was compared and evaluated. For the performance evaluation, various data were collected, compared and evaluated by applying a vertical load at a speed of 1 mm/s from 0N to a maximum of 600N using a single axis actuator Through this study, we confirmed the possibility of fabricating FDM 3D printing capacitive flex-pressure sensor. There are also many possibilities for wireless wearable devices, rehabilitations robot for workers, social weak people, and Hunman Computer Interaction devices.
다중노즐 3D프린터의 모니터링 시스템을 활용한 사용자 맞춤형 근골격계 재활기기 소재에 관한 연구
이선우(S. W. Lee),한현정(H. J. Han),최민석(M. S. Choi),이선곤(S. K. Lee),김주형(J. H. Kim),김용래(Y. R. Kim),권장우(J. W. Kwon) 한국재활복지공학회 2018 한국재활복지공학회 학술대회논문집 Vol.2018 No.4
In this paper we implement a remote monitoring system to create customized musculoskeletal rehabilitation devices, introduce the structures and properties of 3D printer filament materials which have the flexible tactile sensor entered into the rehabilitation equipment material with multiple nozzle 3D printers In addition, the material with the properties of the filament flexible tactile sensor proposed in this paper is a brittle and elastic material, and its length is adjusted by using a micro-stage within the elastic range limits, and the resistance value is measured and analyzed. As a result, the resistance increased up to 190%. As the experiment repeated, the conductive filament did not win the tension and was cut off, resulting in infinite divergence and disconnection of the electrode.