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Nam’s Method에 의한 下顎顆頭 및 頸部 骨折 處置 (II)
Il Woo Nam(南日祐) 대한구강악안면외과학회 1980 대한구강악안면외과학회지 Vol.6 No.1
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It is very difficult that the fractured condylar head and upper condylar neck have to be reduced and immobilized properly. The reduction and fixaton of the fractured those bones are so difficult to be reduced and fixated that many oral surgeons are trying to study on how to operate an adequate reduction and fixation. In spite of endeavor, lots of fragments of the fractured condylar heads frequently have been removed as so-called condylectomies because complexities of the surrounding anatomical structures make adequate reductions and fixations impossible. Thus the author has developed a new method named Dr. Nam s method in terms of oblique osteotomy, interosseous wiring extraorally, and replantation by which I have successfully treated 48 patients with fractures of the condylar head or upper part of the condylar neck of the mandibles since 1976. In order to reduce and immobilize those fractured, firstly, oblique osteotomy at the affected ascending ramus of the mandible was preceded, and secondly, the separated posterior part of the ascendingramus and fractured condylar head were carefully removed out from the body to be reduced and immobilized together extraorally, and lastly, replantations were made at the same sites. The results were drawn as follows: 1. The author successfully has treated 48 patients with the condylar head or upper condylar neck fractures by using Dr. Nam s method. 2. No intermaxillary fixation or less than 1 week intermaxillary wiring was needed after surgery. 3. The normal mouth opening and closing, and facial appearnaces could be observed in 1 month aft er surgery. 4. Traumatic injury for instance, automobile accident, was one of the commonest causes of fractures of the condylar head and upper condylar neck. 5. The features of those fractures were type I; one single fragment of upper condylar neck, Type II ; oblique. single fracture from the inner condylar head to its articular surface, and type III ; fractures with 3 pieces condylar head in the order.
남일우(Il Woo Nam),전주홍(Ju Hong Jeon),김경원(Kyoung Won Kim) 대한구강악안면외과학회 1988 대한구강악안면외과학회지 Vol.14 No.2
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Osteopetrosis is an uncommon disease of unknown etiology. It may be subdivided into two main types: 1) a clinically benign dominantly inherited form, and 2) a clinically malignant recessively inherited form. Osteopetrosis is a rare metabolic bone disorder in which bone resorption is impeded and the remodelling process is therefore disturbed. The ensuing dense bone, with its minimal bone marrow spaces and limited blood supply, often predisposes to the development of osteomyelitis. We experienced osteomyelitis of the mandible in a patient with osteopetrosis, and could treat patient by saucerization and sequestrectomy.
남일우(Nam, Il-Woo) 한국콘크리트학회 2021 한국콘크리트학회 학술대회 논문집 Vol.33 No.2
본 연구에서는 높은 인장강도와 탄성계수의 물리적 특성을 가지는 그래핀를 혼입한 시멘트 복합체의 기계적 특성에 대한 기존 연구를 요약 및 정리하고 기초 실험 연구 결과를 분석하고자 한다. 기존 연구 문헌에서는 그래핀 혼입 시멘트 복합체가 대조군 실험체보다 높은 압축강도, 휨강도 그리고 인장강도 결과를 나타내었다. 본 실험 연구에서는 4*4*16 ㎤ 샘플을 제작하고 샘플 중앙 하단에 노치를 설치한 뒤 파괴역학적 파라미터인 파괴 에너지와 파괴 인성을 평가하였다. 실험결과 1%의 그래핀을 혼입한 시멘트 복합체에서 가장 높은 파괴 에너지와 파괴 인성 값을 도출할 수 있었다. In this study, the existing studies on the mechanical properties of cement composites containing graphene, which have high tensile strength and physical properties of elastic modulus, are summarized, and the results of basic experimental studies are carried out.
抗癌劑 Nitrogen Mustard가 唾液腺에 미치는 影響에 關한 實驗的 硏究
Il WOO NAM(南日祐) 대한구강악안면외과학회 1976 대한구강악안면외과학회지 Vol.2 No.1
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The author studied the effects of Nitrogen Mustard to the rabbit s salivary gland. Twenty one rabbits were used. The experimental rabbits were given an intramuscular injection of Endoxan as nitrogen mustard derivatives 50mg. per 1.5-1.8Kg. of body weight. In order to investigate salivary gland activities, the author meausured the time how much time to require to collect the 4 CC. mixed saliva from the rabbits. After then they were sacrificed on 1, 3, 5, 7, 10, and 14 days after injection of Endoxan and made preparation for histopathologic findings. The results were drawn as follows: 1. Salivation activities were decreased by injection of Endoxan as nitrogen mustard. 2. The nitrogen mustard initially caused salivary gland to have a mild degenerative change, but after all became recovery. 3. Decrease of saliva and body weight, and dropping body temperature were initially followed from first day to fourteenth day after injection of nitrogen mustard.
Nam IL Woo (南日祐) 대한구강악안면외과학회 1975 대한구강악안면외과학회지 Vol.1 No.1
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Naproxen is a new compound produced by Syntex reaearchers which has been shown by Roszkowski et al. (1971) to have anti-inflammatory and analgesic activity. The author has studied on the efficacy of Naproxen as anti-inflammatory and analgesics in oral surgery. The study has been performed such as following items I) the efficacy of analgesics in the 40 patients with teeth extraction given Naproxen 250 mg. b.i.d., p.o., for a day. or not, 2) The efficacy of removal of Costen s syndromes and stability of the temporo-mandibular joint disorders in the 20 patients given Naproxen 250 mg. t.i.d., p.o., for 7 days or not, and 3) the efficacy of antiedematic activity in the 40 patients with diseases such as cysts, osteomyelitis, fractures, cleft lip, cleft palate and tumors etc. given Naproxen 250 mg. b.i.d., p.o., for 3 days. The conclusions were drawn as follows. 1. Naproxen is a effective drug to control postoperative pain in the teeth extraction patients. 2. Naproxen is one of the most effective drugs to treat the patients with temporo-mandibular joint disorders such as osteo-arthritis. 3. Naproxen is a effective drug to prevent postoperative swelling in tile oral surgery patients with cysts, osteomyelitis, fractures, cleft lips, cleft palates and tumors.