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한병기,정윤규,이영호,박병윤 大韓成形外科學會 1989 Archives of Plastic Surgery Vol.16 No.1
One of the most difficult problems in ear reconstruction is the extreme shortage of available skin to cover the reconstructed framework. To accomplish the successful outcome of total ear reconstruction is equally dependent on the quality and quantity of available skin coverage. The prerequisite to good skin coverage should be thin, hairless, sensitive, good color-match, pliable, well-vascularized and easily available. In an effort to obtain this good skin coverage, we used the tissue expander as the first stage of auricle reconstruction in congenital microtial and traumatic anotia. We felt that expanded skin provides thin, pliable and well-vascularized cover for framework of autogenous cartilage graft or silastic implant, especially, the expanded skin flap was excellent for contour of the cartilagenous framework. But there are some contractures of the expanded pocket so that it is difficult to keep the deep auriculocephalic sulcus as that of immediate operation. This paper represents the authors' 5 to 19 months experience with 6 cases in 5 patients of a ear reconstruction in which tissue expander was used.
이영호,최중언,김철근,박병윤 大韓成形外科學會 1987 Archives of Plastic Surgery Vol.14 No.1
The different characteristics of craniosynostosis depends on the cranial strure involved. In the case of oxycephaly, early closure of the coronal and sagittal sutures are involved and they are limited on cranial vault. It is also known that without early management, many neurologic problems may result. Until now, method like linear cranicetomy and total cranicetomy have been frequently used in the treatment of craniosynostosis, but usually with disapponting result due to recurrence and poor esthetic quality. We have used the method developed by Marchac in 1973 involving rotation of supraorbital bar, by bony Z-plasty on the frontotemporal area and redistribution of free bone grafts in the cranium in early management of craniosynostosis with satisfactory result.
페리미터존의 에어배리어 공조방식에 따른 실내 열환경 평가
박병윤,함흥돈,손장열 대한설비공학회 2005 설비공학 논문집 Vol.17 No.4
For the purpose of investigating the effective removal of heating/cooling load from light-weighted building envelope, two air-conditioning systems, conventional parameter air-conditioning system and air-barrier system, are evaluated and compared by both experiment and simulation with six different cases during heating and cooling season. In addition, the characteristics of window-side building thermal load are assessed by varying supply air velocity in order to seek the optimal system operation condition. The results are as follows. 1) Air-barrier system is more effective to remove heating/cooling load at perimeter zone than conventional parameter air-conditioning system. Moreover, the better effectiveness appears during cooling season than during heating season. 2) The experiment during cooling season provides that indoor temperature of air-barrier system shows 1℃ less than that of the conventional system with similar outdoor air temperature profile, and indoor temperature distribution is more uniform throughout the experimented model space. It concludes that air-barrier system can achieve energy saving comparing to the conventional system. 3) The capturing efficiency of air-barrier system is 0.47 on heating season and 0.2 on cooling season with the same supply air volume. It results that the system performs effectively to remove building thermal load, moreover demonstrates high efficiency during cooling season. 4) The simulation results provide that capturing efficiency to evaluate the effective removal of building load from perimeter zone shows high value when supply air velocity is 1 m/s.
皮膚 및 軟部組織에 原發한 惡性腫瘍이 臨床的 考察 : A Clinical Analysis of Eighty-six Cases
李英浩,李世一,柳在德,朴炳胤 대한성형외과학회 1976 Archives of Plastic Surgery Vol.3 No.2
This study represents an effort to record the experience at Severance Hosp. Yonsei Univ. for a group of malignant tumors in the skin and soft tissue whose behavior has stirred interest in the literature. We had chosen malignant tumors in the skin and soft tissue which was classified in tbe following histopathologic categories; 1. Epidermoid Ca. in the ski. 2. Fibrosarcoma. 3. Malignant melanoma. 4. Unclassified malignant tumor. 5. Rhabdomyosarcoma. 6. Kaposi's sarcoma. 7. Liposarcoma. 8. Bassal cell Ca. 9. Reticulum cell sarcoma. 10. Hemangiopericytoma. 11. Malignant mesenchymoma. 12. Malignant hemangioendothelioma. Treatment consisted of wide surgical excision, surgery and irradiation, excisional biopsy or local excision, irradiation and chemotherapy and no treatment. Histological classification of the tumors correleates well with prognosis. Conclusion; 1. Histological classification of the malignant tumors of the soft tissue according to cell differentiation which is well correlated prognosis. 2. Distant metastasis occur in poorly differentiated tumors, which are fibrosarcoma, malignant melanoma, rhabomyosarcoma and reticulum cell saroma. 3. Wide surgical resection is the treatment of choice. 4. Recurrances should be treated aggressively even when wide surgical excision is no longer feasible. 5. Prophylactic lymphnode dissection is not indicated but the biopsy of clinically positive lymphnode is recommended. 6. Irradiation combined with chemotherapy is a good method of the palliative treatment.
이훈범,이영호,최중언,박병윤 大韓成形外科學會 1991 Archives of Plastic Surgery Vol.18 No.6
Craniosynostosis is a disease which involves early closure of one or more sutures on the cranial vault or cranial base. The disease usually accompanies an elevation of intracranial pressure. The cranial nerve palsies are also associated with the disease; espacially the compression of optic nerve is common. The disease shows characteristic deformities according to the lesion. Plagiocephaly results from an early closure of ipsilateral coronal suture, and the affected side shows flat frontal bone, decompression and elevation of supraorbital bar and orbital fossa. The contralateral side, on the other hand, shows frontal bossing, infe olateral orbital dystopia, and occipital prominence bulging. The nasal tip deviated to the affected side and the ear of affected side is placed at the more anterosuperior portion than the contralateral side. The authors experienced 4 cases of plagiocephaly and all were corrected by "Bilateral supraorbital bar advancement and cranial vault remodelling". We have followed each patient for 2.5 years in average(1-4 years), and the result was remarkably promising.