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일반인이 선호하는 얼굴의 미적 단위별 형태와 비율 연구
윤용일,이동락,유중석,이승철,허지연,김주연,Yoon, Yong-Il,Lee, Dong-Lark,Yoo, Jung-Seok,Rhee, Seung-Chul,Hur, Gi-Yeun,Kim, Ju-Yeon 대한성형외과학회 2010 Archives of Plastic Surgery Vol.37 No.4
Purpose: As the influence of mass media increases, the general standard of attractiveness or beauty of a face also changes. The primary purpose of the study is to find out the factors of the attractive and beautiful face recognized by public. Methods: We picked out standard model photography and operated with Adobe$^{(R)}$ Photoshop$^{(R)}$ and Monariza$^{(R)}$ virtual plastic surgery program. The contour of face, eye, nose, forehead, zygoma, chin and proportion of upper, middle, lower face were changed. The interview survey was conducted through structured standard photo for 310 respondents. That was utilized in the final analysis. Multiple regression analysis was executed by SPSS 12.0. It was used to deal with statistical data and all the other necessary analysis. Results: According to general characteristics of the respondents, many differences were found in preferred face and facial aesthetic subunits. The younger generation preferred the lozenge and inverted triangle shape contour. The respondents over 40 of age preferred the egg shape contour. In chin and zygoma contour, the respondents at the age of 20 preferred distinctly small chin and relatively small lower face. On the other hand, the respondents over 40 of age preferred the wide zygoma relatively. In the proportion of upper, middle, lower face, 51.0% of respondents answered 1 : 1 : 1. If they want to have an aesthetic operation, they preferred protruding forehead. Also they preferred the small chin and V-shaped chin in frontal view. Conclusion: Many respondents preferred to have a plastic surgery for the better facial subunit. The statistical evidence from this study suggests that the harmony and balance of facial aesthetic subunits make attractive and beautiful face.
천공분지에 기저를 둔 도서형 회전 근막 피부 피판을 이용한 압박궤양의 치료
김지수,김동훈,이동락,임준규,Kim, Ji-Su,Kim, Dong-Hoon,Lee, Dong-Lark,Lim, Jun-Kyu 대한미세수술학회 2007 Archives of reconstructive microsurgery Vol.16 No.1
The reconstruction of deep soft tissue defect such as pressure sore has difficult problems. Myocutaneous flaps have been used commonly as the best coverage method for pressure sore. But, they have several drawbacks such as sacrifice of functional muscle, high morbidity of the donor sites and bulkiness at the recipient site. The concepts of perforator flap has recently developed and widely used to overcome these disadvantages. Between March 2005 to July 2006, we have treated 9 patients who had pressure sore using perforator based fasciocutaneous island rotation flap. Preoperative unidirectional Doppler was used in all cases. Mean number of perforator vessels was 3.8 and flap sizes were from $7{\times}5\;cm$ to $14{\times}13\;cm$. Rotation angles of flap were from 90 degree to 180 degree. In all cases, donor sites were closed primarily. All flap survived completely and postoperative complications were wound dehiscence in 1 case, wound infection in 3 cases. The mean postoperative follow up period was 15.7 months and recurrence was not reported. We could decrease donor site morbidity and cover wound sites easily by using flap rotation and get robust blood supply without sacrifice of functional muscle. Fasciocutaneous perforator island rotation flap would be very useful for various pressure sore treatment.
이정석 ( Jung Seok Lee ),이동락 ( Dong Lark Lee ),김희경 ( Hee Kyung Kim ),정병용 ( Byeong Yong Jeong ),오태근 ( Tae Keun Oh ) 한국안전학회 2017 한국안전학회지 Vol.32 No.3
The catastrophic collapse of the in-boiler scaffolding system in the two thermal power plants occurred in March and April 2012. After site investigation and document review, it was found that the specialized scaffolding system was imported for overhaul & maintenance and that the system did not get the safety certification at the import. In this regard, this study developed & proposed an access platform and a support for the vertical tube section of the super heat as well as a variable-length platform for the horizontal tube section, satisfying the domestic certification standards. The access platform was developed to be easy to handle by the worker with a weight of about 0.069 kN, which could reduce the risk of falling accidents and workers` musculoskeletal diseases. For the variable-length platform, it is possible to cope with various changes in length between the horizontal tubes associated with the increase of rigidity in the overlapping and the elimination of the protrusion.
이종인,정철훈,이동락,오석준 大韓成形外科學會 1993 Archives of Plastic Surgery Vol.20 No.6
Microvascular surgery has assumed an important role in free tissue transfer and replantation. It has become commonplace and widespread. Edema is caused by the injury and by the period of total ischemia. Severe swelling may compromise the vessels and thereby contribute to failure of the transferred or replanted part. Steroids have been used in an attempt to salvage the failing flap in experimental and clinical models. The literatures were said to vary from no appreciable effect to excellent effect. A total of 34 Sprague-dawley rat, leg replantation was performed using operating microscope. Replanted rat leg treated with a single dose of methylprednisolone(2mg/kg/day) during operation showed a statistically significant, reduction in edema after replantation when compared to control
이동락,오준석 大韓成形外科學會 1989 Archives of Plastic Surgery Vol.16 No.2
Ring avulsion injuries range in severity from simple abrasion to complete degloving or amputation. Four patients with this specific injury in whom the affected digits were nonviable are reported. They were one finger with arterial injury, one finger with venous injury, one finger with incomplete amputation, one finger with complete amputation. All digits operated on survived and demonstrated near normal appearance and function. Revascularization of digit with only vascular injuries results in as close to a normal digit as possible. Since failure to operate results in digital loss, this situation creates a strong indication for microvascular repair. And the decision of complete degloving or amputation is depended not only patient's age, sex, occupation but also patient's wish.
이종욱,이동락,오석준,정철훈 大韓成形外科學會 1992 Archives of Plastic Surgery Vol.19 No.1
Bone defects and deformities of forehead from acute trauma, sequelae of trauma, congenital anomalies, tumor resection can be reconstructed with autogenous bone graft, alloplastic material and sometimes bone remodeling. Each of these methods has advantages and disadvantages, so an adequate method for each case is to be selected. From January 1987 to February 1991, 8 cases in 7 patients with bone defects or deformities of forehead have been reconstructed with various methods : Four of 8 cases have been reconstructed with autogenous bone graft, 3 cases with methymethacrylate, 1 case by frontal bone repositioning and bone graft. Using the adequate method for each case, no serious complications have been encountered and we obtained satisfactory results in terms of contour of the forehead.