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김주헌,유연태,김진훈,오태영,Kim, Ju Heon,Yu, Yeon Tae,Kim, Jin Hun,Oh, Tae Young 대한물리치료과학회 2012 대한물리치료과학회지 Vol.19 No.4
Background : The purpose of the study was: to investigate muscle activation of upper arm according mouse shape. Methods : Twenty person(mean age : 23. 7) who have healthy condition was participated this study, we collected data of muscle activation using by EMG from upper trapezius(Tr), deltoid middle fiber(De), extensor digitorum(Ed), first dorsal interosseous(Di) during participants was performed click and drag according various mouse. Mouse shape was divided 4 level as follow shape 1 was very small, 2 was small, 3 was moderate, 4 was large. Data was analyzed ANOVA, independent t-test using by SPSS ver18.0. Results : There was significantly difference of muscle activation among each muscle according mouse shape in drag and click. In shape 1, 4, there was significantly difference of muscle activation of Tr, De, Ed between drag and click except Di. In shape 2, 4, there was significantly difference of muscle activation of all muscle between drag and click. Conclusion : We knew that extensor digitroum showed more higher muscle activation than other muscle in drag, first dorsal interoseous showed more higher muscle activation that other muscle in click. We suggest that mouse shape was very important factor in order to prevent skeletal muscular disorder for computer user, and mouse shape can reduce muscle fatigue during computer work.
김주헌(Ju Hun Kim),이은택(Eun Taik Lee),김덕재(Duck Jae Kim) 한국강구조학회 1995 韓國鋼構造學會誌 Vol.7 No.2
Based on the existence of a yield surface and a bound surface which represents the maximum stress state the material ever experienced, a plasticity model is modified to describe the behaviour of metal under nonproportional loadings. This paper is concered with the improvement of a plasticity model of the two surface type for structural steel based on experimentally observed features of 304 stainless steel specimens tested under axial torsional cyclic nonproportional loading condition at room temperature performed by Medowell. The proposed model is verified through an experimental program that includes different combinations of nonproportionally applied forces performed by Lee.
김영진,김영수,김주헌,이형중,고용,오성훈,김광명,오석전,Kim, Young Jin,Kim, Young Soo,Kim, Ju Hun,Yi, Hyeong Joong,Ko, Yong,Oh, Sung Hun,Kim, Kwang Myung,Oh, Suck Jun 대한신경외과학회 2001 Journal of Korean neurosurgical society Vol.30 No.10
Spontaneous herniation of the spinal cord is a very rare. It's clinical symptom presents with progressive myelopathy. A 42-year old male patient who presented the progressive left leg weakness and Brown-Seqaurd syndrome is presented. MRI showed a typical finding of dural defect and herniation of the cord on the level of T3-4. Repair of dural defect using an artificial dura and reposition of cord herniation were undertaken after three level laminectomies with SSEP monitoring. Postoperatively, symptoms were improved rapidly. In our knowledgement, this is first case being reported in Korea. This entity, although rare, should be considered in the differential diagnosis of myelopathy in the absence of a mass lesion.
조성민 ( Seong Min Jo ),신종호 ( Jong Ho Shin ),방기태 ( Ki Tae Bang ),정진욱 ( Jin Uk Jeong ),김낙민 ( Nak Min Kim ),최지욱 ( Ji Wook Choi ),김주헌 ( Ju Hun Kim ) 대한내과학회 2013 대한내과학회지 Vol.84 No.2
The recent worldwide outbreak of H1N1 has led to the universal administration of H1N1 influenza vaccination, including in South Korea. Several complications have been reported with use of H1N1 influenza vaccine, but systemic lupus erythematosus (SLE) has not been reported as a complication until now. Here, we report a case of SLE occurrence after H1N1 influenza vaccination. A 17-year-old girl who had not been diagnosed with SLE was hospitalized with fever, myalgia, and arthralgia after H1N1 influenza vaccination. Laboratory tests revealed increased levels of antinuclear antibody and anti-ds-DNA antibody, and decreased levels of C3 and C4 as well as proteinuria. The pathological findings confirmed a diagnosis of lupus nephritis. The patient was treated with high-dose corticosteroid and hydroxychloroquine. This is the first report of SLE following H1N1 influenza vaccination in South Korea. (Korean J Med 2013;84:295-298)