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구법(灸法)에 대한 문헌적(文獻的) 고찰(考察) 및 최근 연구(硏究) 동향(動向)
우현수,이윤호,김창환,Woo, Hyun-su,Lee, Yun-ho,Kim, Chang-hwan 대한침구의학회 2002 대한침구의학회지 Vol.19 No.4
Objective : To observe the biological responses and therapeutic effects of moxibustion and review the trend of related study. Methods : We searched and investigated the journals supplied by Pubmed online site and Je-Han Oriental Medical Academy homepage with the key word "moxibustion". Results : 1. The biological responses of moxibustion reveal on skelectal, digestive, urinary systems, especially blood, angiological systems. 2. The therapeutic effect of moxibustion are analgesic action, controls of excitation or inhibitation of nerve system, improvement of blood circulation, nutrition in organs, increase of absorption of pathlogical product, controls of secreting glands, care of tuberculosis, increase of natural healing power etc. 3. Moxibustions effects on diarrhea, edema, diabetus mellitus, hyperlipiemia, tinnitus, osteoporosis, facial palsy, myopia, pimple etc. 4. Most of moxibustion studys related on immunofunctional actions and renal functional actions. 5. To elevated quality of studies, we needs well-designed epeerimental methods, efficient secure of experimental groups, appropriate statistical verification, accumulations of knowledges about data research. Conclusions : We find out moxibustion is remakble on clinincal therapeutic effects, from now on much more studies are needed to develop this therapy.
전침(電鍼)자극이 SHR 흰쥐의 Dentate Gyrus에서의 Doublecortin과 PSA-NCAM 양성 신경세포에 미치는 영향
우현수,이재동,김창환,Woo, Hyun-su,Lee, Jae-dong,Kim, Chang-hwan 대한침구의학회 2003 대한침구의학회지 Vol.20 No.2
Objective : This experimental in vitro study investigates the effects of electro acupuncture stimuli to the DCX and PSA-NCAM positive cells in the dentate gyrus of spontaneously hypertensive rats. Methods : We used immunohistochemical methods to observe the change of neuron cells, and then counts the immunoactive cells under the $100{\times}$ visual field optical microscope. Results : 1. The counts of DCX-positive cells in the dentate gyrus significantly increased in the 2Hz group versus control group. Otherwise 100Hz group did not have a significant differance. 2. The counts of PSA-NCAM-positive cells in the dentate gyrus rather decreased in the both 2Hz group and 100Hz group versus control group. Conclusions : We find out the electro acupuncture stimuli have some effects upon cerebral neuron cell in the dentate gyrus spontaneously hypertensive rats.
사다리꼴 형태의 소속 함수와 동적 α_cut 을이용한 개선된 퍼지 이진화
우현수,김광백,Woo, Hyun-su,Kim, Kwang-baek 한국정보통신학회 2016 한국정보통신학회논문지 Vol.20 No.10
영상 이진화 알고리즘의 효율성은 이진화를 위한 임계치 결정에 있어서의 불확실성의 합리적인 제거와 이진화로 인한 영상 정보의 손실을 최소화하는 데에 있다. 그러한 모호성의 처리 방법으로서 퍼지 이진화 방법이 많이 사용되는데 보통 사용되는 삼각형 타입의 소속 함수와 이진화 임계치를 결정하는 ${\alpha}$_cut 값의 설정 방법이 그 효율성에 영향을 미친다. 다만 기존의 정적인 퍼지 이진화 방법은 명암 대비가 낮은 영상의 경우 그 효율성이 떨어지는 것이 알려져 있다. 본 논문에서 퍼지 이진화 방법의 이러한 문제점을 개선하기 위하여 ${\alpha}$_cut의 동적 결정 방법과 사다리꼴 타입의 소속 함수와 구간 설정 방법을 제안한다. 이 방법은 스트레칭 기법과 같은 정규화 전처리 과정을 밟지 않기 때문에 영상의 정보 손실이 적다. 또한 ${\alpha}$_cut의 동적 결정으로 인해 다양한 영상을 동일 기법으로 보다 정확하게 처리할 수 있다. 야경 영상, 척추 측만증 및 지방종 영상 등 다양한 물채를 포함하고 명암 대비성이 낮은 편인 영상을 대상으로 한 실험에서 제안된 방법이 기존의 퍼지 이진화 방법보다 효과적임이 확인되었다. The effectiveness of a binarization algorithm in image processing depends on how to eliminate the uncertainty of determining threshold in a reasonable way and on minimizing information loss due to the binarization effect. Fuzzy binarization technique was proposed to handle that uncertainty with fuzzy logic. However, that method is known to be inefficient when the given image has low intensity contrast. In this paper, we propose an improved fuzzy binarization method to overcome such known drawbacks. Our method proposes a trapezoid type fuzzy membership function instead of most-frequently used triangle type one. We also propose an adaptive ${\alpha}$_cut determination policy. Our proposed method has less information loss than other algorithms since we do not use any stretching based preprocessing for enhancing the intensity contrast. In experiment, our proposed method is verified to be more effective in binarization with less information loss for many different types of images with low intensity contrast such as night scenery, lumber scoliosis, and lipoma images.
PubMed에서 acupuncture와 tension-type headache and migrain로 검색한 최근 연구경향
김경민,변임정,우현수,이현종,하지영,김종덕,홍장무,이재동,이윤호,최도영,Kim, Kyung-min,Byun, Im-jeung,Woo, Hyun-su,Lee, Hyun-Jong,Ha, Ji-young,Kim, Jong-deog,Hong, Jang-mu,Lee, Jae-dong,Lee, Yun-ho,Choi, Do-young 대한침구의학회 2003 대한침구의학회지 Vol.20 No.1
Objective : To research the trends of study related to tension-type headache and migrain with acupuncture in PubMed, and to establish the hereafter direction of acupuncture. for tension-type headache and migrain. Methods : We searched in PubMed, with tension-type headache, migrain and acupuncture limitted by abstract and enterz data 10 years. Results : 1. The pattern of the study was as follows: Review article(18), Clinical Trials(23), meta analysis(2) and rondomized controlled trials(16). We further estimated 23 articles. 2. Many of these studies provide equivocal results because of designs, sample size and the others, but in the majority of the trials were concludes that acupuncture offers benefits in the treatment of headache. 3. Acupuncture methods need individualization, a carefully selected placebo and cross-over design must have adequate time between the two treatment periods.
신예지,권나현,박현애,우현수,백용현,박동석,고형균,Shin, Ye-Ji,Kown, Na-Hyoun,Park, Hyun-Ae,Woo, Hyun-Su,Beak, Yong-Hyeon,Park, Dong-Suk,Koh, Hyung-Kyun 대한침구의학회 2009 대한침구의학회지 Vol.26 No.1
Objectives : This study was performed to categorize and define causes of recurrent peripheral facial nerve palsy. Methods : 54 patients was identified with recurrent peripheral facial nerve palsy among 726 patients who visited the Facial Palsy Center in East-West Neo Medical Center between May 2006 and August 2008. We reviewed the medical records including gender, age, laterality, number of recurrence, primary onset age, interval between recurrences, accompanied disease(e.g. DM, HTN), and axonal loss. Results : Patients whose primary palsy onset was before their second decade had a higher possibility of recurrence and tended to recur more than twice. Double-episode ipsilaterally recurrent group showed definitely worse result of axonal loss compared with non-recurrent group and single-episode ipsilaterally recurrent group. But There was no statistically significant difference between mean axonal loss of the non-recurrent group and single-episode ipsilaterally recurrent group. Conclusions : This study was designed for 54 patients and further studies are necessary.