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허윤(Yoon Heo),홍범기(Bum Ki Hong),홍응표(Eyong Pyo Hong),박세훈(Se Hoon Park),문무성(Mu Seong Moon) 제어로봇시스템학회 2011 제어·로봇·시스템학회 논문지 Vol.17 No.12
In daily life. another major role of human hand is a communicative function using hand gestures besides grasp function. Therefore, of amputees can express their intention by the prosthetic hand, they can much actively participate in social activities. Thus, this paper propose myoelectric multi-function prosthetic hand which can express 6 useful hand gestures such as Rock, Scissors, Paper, Indexing, OK and Thumb-up. It was designed as under-actuated structure to minimize volume and weight of the prosthetic hand. Moreover, in order to effectively control various hand gestures by only two EMG sensors, we propose a control strategy that the signal type are expanded as “Strong” and “Light”, and hand gestures are hierarchically classified for the intuitive control. Finally, we prove the validity of the developed prosthetic hand with the experiment.
연하빈맥 ( Deglutational Arrhythmia ) 의 기전과 치료에 관한 고찰 증례보고를 통해
이천균(Chun Kyon Lee),전동운(Dong Woon Jun),박종석(Jong Suk Park),최동훈(Dong Hun Choi),홍범기(Bum Ki Hong),김성순(Sung Soon Kim) 대한내과학회 1996 대한내과학회지 Vol.51 No.5
Deglutition arrhythmia is a rare disease entity. We experienced atrial tachyarrhythmia associated with degllutition in a 70-year-old male patient who previously underwent DC modification of AV node for the treatment of AV nodal reentrant tachycardia. Electrophysiologic study was performed to delineate the mechanism of atrial tachyarrhythmia. Also the swallowing and the esophageal ballooning reproduced clinically documented atrial tachyarrhythmia and AV nodal reentrant tachycardia. Subsequentyl patient was successfully treated with oral flecainide.