http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
이희성 ( Hee Sung Park ),박진섭 ( Jin Sub Lee ) 한국군사학회 2009 군사논단 Vol.57 No.-
Generally, the biggest concern for the program manager is to complete successfully within a given period and budget. Defense field project and general project are similar to the propulsion way, but the difference of them is project managing and budget providing. Defense Porject manager`s major role is to deliver the weapon systems with the proposed performance and goal with reasonable cost investment. As an governmental organization of leading defense acquisition programs. DAPA(Defense Acquisition Program Administration) has considered standardizing the defense acquisition program management processed unifying the past way of the management methods. The defense acquisition project managers focus on improving transparency and efficiency of the overall weapons systems acquisition affairs. In this article, I would like to proposed the information strategics for managing defense acquisition program efficiently and also the methodology of standardizing processed for improving the defense acquisition program management.
진단적 대장 내시경 시행 후 발생한 공기후복막, 종격동기종, 기흉, 피하공기증
이희성 ( Hee Sung Lee ),박환희 ( Hwan Hee Park ),김주석 ( Ju Seok Kim ),강선형 ( Sun Hyung Kang ),문희석 ( Hee Seok Moon ),성재규 ( Jae Kyu Sung ),이병석 ( Byung Seok Lee ),정현용 ( Hyun Yong Jeong ) 대한소화기학회 2017 대한소화기학회지 Vol.70 No.3
Colonoscopy is a commonly performed endoscopic procedure. Although it is generally considered to be safe, serious complications, such as colorectal perforation, can occur. Most colonic perforations are intraperitoneal and cause pneumoperitoneum with acute abdominal pain as the initial symptom. However, extraperitoneal perforations with pneumoretroperitoneum may happen, albeit rarely, with atypical initial symptoms. We report a rare case of rectosigmoid perforation occurring after diagnostic colonoscopy that developed into pneumoretroperitoneum, pneumomediastinum, pneumothorax, and subcutaneous emphysema, with a change in voice and neck swelling as the initial symptoms. The patient was successfully treated with endoscopic closure of the perforation and conservative management. (Korean J Gastroenterol 2017;70:145-149)
의료봉사 만족도에 영향을 미치는 요인 연구 : 한의과대학 의료봉사 동아리 학생을 대상으로
이희성 ( Hee Sung Lee ),박수진 ( Soo-jin Park ) 대구한의대학교 제한동의학술원 2020 東西醫學 Vol.45 No.1
Objectives : The purpose of this study is to analyze the correlation between participation behavior (spontaneity, welfare, unpaid service and regularity) and Korean medicine college students' satisfaction about medical service, aspect of general, emotional, social and personal capacity enhancement. In addition, correlation between of perception toward doctor-atient equal relationships and students' satisfaction were investigated. Methods : The questionnaires used in this study consisted of participation behavior, satisfaction about medical service, perception toward doctor-patient equal relationships and sociodemographic characteristics. 30 of 31 cases were analyzed. Results : Only welfare showed a significant positive correlation with the general (p〈0.01) and emotional (p〈0.001) aspect of satisfaction. Grade of student were negatively related to the acquisition of knowledge related to major and motivation for study, which are sub-factors of personal capacity enhancement (P〈 0.05). Conclusions : Welfare has positively influenced general and emotional satisfaction with medical service. And emotional satisfaction can be seen as influencing the students' positive thinking and self-realization. So education related to welfare prior to volunteering activities could have a positive impact on students participating in medical service.
임플란트 주위 골 결손 부위에 Choukroun's Platelet-rich-fibrin와 실크 분말 복합 이식재 사용
장은식,이형석,이희성,이희종,박기유,박영욱,윤연진,홍순민,박준우,Jang, Eun-Sik,Lee, Hyung-Seok,Lee, Hee-Sung,Lee, Hee-Jong,Park, Ki-Yu,Park, Young-Wook,Yoon, Youn-Jin,Hong, Soon-Min,Park, Jun-Woo 대한악안면성형재건외과학회 2011 Maxillofacial Plastic Reconstructive Surgery Vol.33 No.2
Purpose: Choukroun's platelet-rich-fibrin (PRF) is composed of platelets, white blood cells and fibrin matrix. It does not induce enough bone formation by itself but it can improve bone formation with calcium. Silk fibroin does not cause inflammatory reactions because it is bio-compatible and degradable. The purpose of this study was to exam the bone formation when a combination of Choukroun's PRF and silk fibroin was used. Methods: In this study, cell reactions to silk powder with differing molecular weights was first tested to select the appropriate silk powder. Then we applied these bone graft materials on defects of skull and in a peri-implant bony defect model in New Zealand rabbits. The results between the experimental and control s (non-grafted) group were analyzed. Results: The small sized silk fibroin powder showed increased cellular proliferation for bone-regeneration. There was no statistically significant difference between the experimental group and the control group at 6 weeks, but more new bone formation was observed in the combination graft group at 12 weeks (P<0.05). And in the dental implant model, the combination bone graft group showed much improved torque test results, which was statistically significant. Histomorphometric analysis showed more regenerated cortical bone and a higher mean bone to implant in the experimental group. Both were statistically significant. Conclusion: The combination graft of Choukroun's platelet-rich-fibrin (PRF) and silk fibroin powder can successfully restore the bony defects in a skull defected model and a peri-implant bony defects model.
유희상(Yoo Hee-Sang),박광수(Park Kwang-Soo),이희성(Lee Hi-Sung) 한국철도학회 2007 한국철도학회 학술발표대회논문집 Vol.- No.-
To assess the derailment safety of the Samaeul Train , We developed a fleet analysis model and carried out sensitivity analysis of the variables related to derailment factors with ADAMS/Rail computing analysis method. Depending on the variation of the running speed in curve section, derailment coefficient and wheel load reduction rate are high at right side wheels in slow running speed section and low at left side wheel in high running speed. According to decreasing the radius of curve, derailment coefficient and wheel load decreasing rate are increased. Derailment coefficient is proportional to transition curve length and wheel load decreasing rate is constant. Cant value rising causes wheel load deduction rate rising.
봉합이 불가능한 회전근 개 광범위 파열에 대한 건 이전 수술
염재광(Jae Kwang Yum),이희성(Hee-Suug Lee),박성범(Sung-Bum Park) 대한견주관절의학회 2015 대한견주관절학회 학술대회논문집 Vol.2015 No.4
목적, 대상 및 방법 : 봉합이 불가능한 회전근 개 광범위 파열에 대한 치료로는 보존적 치료, 변연절제술, 부분 봉합술, 건 이전술, 인공 건 이식술 및 역행성 견관절 전치환술 등이 있으나 비교적 젊은 연령이거나 활동성이 높은 환자에서는 견관절의 생역학적 재건으로 force couple을 향상시켜서 견관절의 기능을 호전시키는 건 이전술이 보다 효과적인 치료로 사료된다. 결과 및 결론 : 따라서 저자들은 봉합이 불가능한 회전근 개 광범위 파열에서 후상방형 결손에 대해서는 광배근 이전술을 그리고 견갑하건 결손에 대해서는 대흉근 이전술을 소개하고자 한다. Purpose: Irreparable massive rotator cuff tears pose a distinct clinical challenge for the orthopaedist and non-surgicai treatment has had inconsistent results and proven unsuccessful for chronic symptoms, while surgery, including debridement and partial and complete repairs have had varying degrees of success. Materials and Methods: For rotator cuff tears that arc deemed irreparable, treatment options are limited. Results and Conclusion: The use of tendon transfers (latissimus dorsi for posterosuperior type cuff defects and pectoralis major for subscapularis defects) in younger patients to reconstruct rotator cuffs and re-establish function and restore shoulder kinematics can be useful in solving this difficult problem.