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김병원(Byong Won Kim) 한국초등교육학회 2001 초등교육연구 Vol.14 No.3
Instruction of `justification-rebuttal` skills in a 3-week 10-unit debating program obviously increased Ss` basic thinking skills(functions of organization and abstraction processes). Within a theoretical framework proposed by Chafe(1980, 1997), two (lower/higher level) groups(10 Ss respectively), selected from 41 students in a class, showed that their functions of basic thinking processes increased from 27.5% to 77.5%. Organization functions increased from 5% to 70%; abstraction functions from 50% to 85%. The lower-level group showed positive but irregular changes in their thinking while 90% of the high-level group revealed an apparent increase.
자궁절제경술을 이용한 자궁내유착증의 치료 예후에 대한 임상고찰
김병원(Byong Won Kim),신성희(Sung Hee Shin),정석(Suk Jung),홍선웅(Sun Woong Hong),김대화(Dae Hwa Kim),기광수(Kwang Soo Kee),임헌정(Hun Jung Im) 대한산부인과학회 1999 Obstetrics & Gynecology Science Vol.42 No.10
Objectives: From February 1995 to April 1998, those patients who had visited for evaluation of infertility, shown abnormal endometrial pattern on hysterosalpingography underwent resectoscopic operation. We evaluated about its therapeutic effect, recurrence rate of uterine adhesion and effectiveness of its assisted method. Method: We have reviewed 45 cases of intrauterine adhesion, classified as a central type, marginal type and multiple type. We used 26F resectoscope made in Storz for operation and inserted Lippes loop or pediatric foley catheter for prevention of readhesion. For promoting reepithelialization, conjugated estrogens(premarin) 5mg daily for 30 - 50 days were given and then 10mg of medroxyprogesterone acetate(provera) were added daily for the last 10 days. We evaluated the uterine cavity condition preoperatively and postoperatively by using hysterosalpingography. Result: In 45 cases, 41 cases were followed up postoperatively. 21 cases were markedly improved, 12 cases were improved and 8 cases were not improved or recurred on hysterosalpingography. In 41 cases, for prevention of readhesion 20 cases were used pediatric foley catheter and 5 cases(25%) were recurred. 21 cases were used Lippes loop and 3 cases(14%) were recurred. Pregnancy outcome was as follows;15 cases were pregnant and 10 cases delivered a viable infant, 3 cases aborted spontaneously, 1 case was ectopic pregnancy and laparoscopic salpingectomy was done, 1 case was ongoing pregnancy. Conclusion: This report suggests that resectoscopic operation is very effective in the treatment of intrauterine adhesion(therapeutic rate of 81%) and that the use of Lippes loop seems like to have the less recurrence rate than the use of pediatric foley catheter in prevention of postoperative readhesion, but more experience and further follow-up are necessary to obtain more detailed conclusions.
안병원(Byong-Won Ahn),김현수(Hyun-Soo Kim),배철오(Cherl-O Bae),김신효(Sin-Hyo Kim) 한국마린엔지니어링학회 2007 한국마린엔지니어링학회 학술대회 논문집 Vol.2007 No.-
This paper is concerned about seam tracking system that weld on curved surface. In order to weld on curved surface, installed developed seam tracking sensor and controller to carriage. The welding speed by a curved surface is controlled by MCU(Micro Controller Unit). We confirmed the result by tracking experiments.