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Dash Isolation Pad를 구성하는 흡차음재 물성 최적화를 통한 중량저감
전주현(Juhyun Jeon),이형래(Hyeongrae Lee),이정욱(Jungwook Lee),김성제(Sungje Kim),한진우(Jinwoo Han),강연준(Yeonjune Kang) 한국소음진동공학회 2015 한국소음진동공학회 학술대회논문집 Vol.2015 No.4
The primary purpose of this study is to reduce the weight of the vehicle dash isolation pad by optimizing the property of acoustic material through Taguchi’s method. Dash isolation pad is a pressed acoustic material layers that is installed between a vehicle’s cavity room and the dash panel to improve the sound transmission loss to the cabin. Generally, dash isolation pad consists of polyethylene terephthalate, polyurethane foam, heavy layer and etcetera. In this study, SEA, a CAE software, is used to analyze the performance of the dash isolation pad and Taguchi’s L18 orthogonal matrix array is used to optimize the weight. As a result, the transmission loss of dash isolation pad is slightly increased and the 500g weight loss is achieved.
도침을 포함한 한방 치료가 요추 추간판탈출증 환자의 통증과 삶의 질에 미치는 영향: 후향적 관찰 연구
성기정 ( Kijung Sung ),전주현 ( Juhyun Jeon ),이예지 ( Yeji Lee ),김범석 ( Beomseok Kim ),김영일 ( Youngill Kim ) 대전대학교 한의학연구소 2022 혜화의학회지 Vol.31 No.1
Objective : The purpose of this study was to analyze the effectiveness and satisfaction of patients with lumbar herniated intervertebral disc treated by Korean Medicine treatment including Acupotomy. Methods : This study retrospectively analyzed the medical records of 35 patients who treated with acupotomy and Korean Medicine treatment among patients diagnosed with lumbar herniated intervertebral disc at the Korean Medicine Hospital in Korea from September 01, 2020 to Agust 31, 2021. The clinical data were analyzed using IBM SPSS ver.23.0. Results : Comparing NRS, EQ-5D, and EQ-VAS before and after Korean Medicine treatment including acupotomy, all showed significant improvement(p<0.01). Out of a total of 35 patients, 11 very satisfied (31.4%), 13 somewhat satisfied (37.1%), 6 neutral (17.1%), 5 somewhat dissatisfied (14.3%), and 0 very dissatisfied (0%). Of the total 35 patients, 27 patients (77.1%) had a desire for continuo us treatment and 8 patients (22.9%) did not. Conclusion : Korean Medicine treatment including Acupotomy was effective for patients with lumbar herniated intervertebral disc. It is hoped that further studies on the efficacy and safety of Korean Medicine treatment and Acupotomy for lumbar herniated intervertebral discs will be conducted in the future.
수태음폐경근의 근육학적 고찰 및 심부상지전방선과의 비교
김명관 ( Myungkwan Kim ),김경민 ( Kyungmin Kim ),전주현 ( Juhyun Jeon ) 대전대학교 한의학연구소 2016 혜화의학회지 Vol.24 No.2
Objectives : This study was aimed to widen range of comprehesion about meridian muscle system through myological study of meridian muscle system and comparison with deep front arm line in anatomical train Methods : We have studied the similarity and difference between Hand Great Yin Lung Meridian Muscle System and Deep Front Line in Anatomical Train through Principles of Meridians & Acupoints, publications about myology, Anatomical trains. Results : Ⅰ. Like another advanced studies, muscular system of hand great yin showed similarity to deep front line in anatomical train. Ⅱ. It is considered that muscular system of hand great yin contains Musculus abductor pollicis brevis, Musculus extensor hallucis longus, Musculus brachioradialis, Musculus biceps brachii, Musculus subclavius, Musculus pectoralis major. Ⅲ. Comparing muscular system of hand great yin to deep front arm line in anatomical train it showed similarity to part of muscles and pathological symptoms. But it showed difference to part of muscles and pathological symptoms. Conclusions : Hand Great Yin Lung meridian muscle system showed similarity and difference to deep front arm line in anatomical train. Further studies would be needed.