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본태성 진전 환자의 검지에서의 자세성 진전에 대한 감각자극 효과
이상기,김지원,권유리,이영재,이정환,엄광문,권도영,이찬녕,서유미,김미경,박건우,정호춘,Lee, S.K.,Kim, J.W.,Kwon, Y.R.,Lee, Y.J.,Lee, J.H.,Eom, G.M.,Kwon, D.Y.,Lee, C.N.,Seo, Y.M.,Kim, M.K.,Park, K.W.,Jeong, H.C.,Manto, M. 대한의용생체공학회 2013 의공학회지 Vol.34 No.3
The essential tremor is an involuntary oscillatory movement of body parts. Conventional treatments of essential tremor have little effects in some patients and also leads to significant side effects. Alternative to these treatments, sensory stimulation may have beneficial effects on the essential tremor. The purpose of this study was to analyze an effect of sensory stimulation on essential tremor. Ten patients with essential tremor ($67.4{\pm}8.82$ yrs, 5 men and 5 women) participated in this study. Three-axis gyro sensors were attached on index finger, hand and forearm of patients. Task of 'arms outstretched forward' was performed with and without sensory stimulation. Vectorsum of three dimensional angular velocities (pitch, roll, yaw) was calculated. Outcome measures included root-meansquare (RMS) mean of the vector-sum amplitude, total power, peak power and peak frequency. RMS amplitude, total power and peak power were reduced by sensory stimulation (p < 0.05). Peak frequency was not affected by sensory stimulation. The results indicate that the sensory stimulation is useful to suppress the essential tremor.
증강현실 기반 스포에듀테인먼트스쿨 서비스 콘텐츠 개발 및 체력평가지표 도출
길세기(S. K. Kil),김태완(T. W. Kim),김광준(K. J. Kim),송홍선(H. S. Song),이상철(S. C. Lee),황종학(J. H. Hwang),이철우(C. U. Lee),이상기(S. K. Lee),서인애(I. A. Seo),한영환(Y. H. Han) 한국재활복지공학회 2020 재활복지공학회논문지 Vol.14 No.4
본 연구에서는 초·중·고 학교 강당, 체육관 등의 실내 스포츠 체험이 가능한 장소에서 사용이 가능한 증강현실 기반의 실내 스포에듀테인먼트스쿨 서비스 콘텐츠 4종을 개발하고, 두 그룹에 대한 사전·사후 실험을 통해 개발시스템과 도출된 체력평가지표의 유용성을 확인하고자 하였다. 남자 대학생 5인으로 구성된 첫 번째 그룹은 10일간 매일 약 12분의 실루엣 콘텐츠 4종을 수행하고, 심박수 측정(사전·사후) 및 호흡가스(사후) 분석평가를 실시하였으며, 남·녀 초등학교 학생 10인으로 구성된 두 번째 그룹은 6주 간 주당 2회(회당 10분) 공던지기와 터치버튼 게임을 수행하고, 순간반응과 심박수 측정(사전·사후)을 실시하였다. In this paper, four types of Augmented Reality-based indoor Sport-Edutainment school service contents that can be used in indoor sports experiences such as elementary, middle and high school auditoriums and gymnasiums were developed, and the development system and derived Physical Fitness Evaluation Indicators were to be verified through pre- and/or post-testing experiments on a couple of groups. The first group of five male college students carried out four kinds of silhouette content for about 12 minutes every day for 10 days, and conducted heart rate measurement (pre experiment/post experiment) and respiratory gas analysis evaluations (post experiment). The second group carried out two times a week of ball throw (10 minutes per session) and touch button games, instant reaction and heart rate measurements (pre experiment/post experiment).