http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
이마피판에서 피판 노출면의 인조 콜라겐막을 이용한 관리
김다앎,오상하,서영준,양호직,정승원,Kim, Da-Arm,Oh, Sang-Ha,Seo, Young Joon,Yang, Ho Jik,Jung, Sung Won 대한두개안면성형외과학회 2012 Archives of Craniofacial Surgery Vol.13 No.1
Purpose: The forehead flap is the workhorse in nasal reconstruction, which provides a similar skin color, texture, structure, and reliability. There are some disadvantages, including donor site morbidities, 2- or 3-stage operations, and postoperative management after initial flap transfer. Furthermore, there has been little attention to the exposed raw surface wound, after the first stage of an operation. This article describes the authors' modification to overcome this problem, using artificial collagen membrane. Methods: An Artificial collagen membrane is composed of an outer silicone membrane and an inner collagen layer. After a forehead flap elevation, the expected raw surface was covered by an artificial collagen membrane with 5-0 nylon suture. A simple dressing, which had been applied to the site, was changed every 2 or 3 days in an outpatient unit. At 3 weeks postprocedure, a second stage operation was performed. Results: With biosynthetic protection of the raw surface, there were no wound problems, such as infection or flap loss. Thus, the patient was satisfied due to an effortless management of the wound and a reduction in pain. Conclusion: The application of an artificial collagen membrane to the raw under-surface of the flap could be a comfortable and a protective choice for this procedure.
강경인,유선영,오상하,김재영,Kang, Kyoung-In,You, Sun-Young,Oh, Sang-Ha,Kim, Jae-Young 대한소아소화기영양학회 2009 Pediatric gastroenterology, hepatology & nutrition Vol.12 No.2
만성 염증성 장 질환에서 유발되는 드문 피부 병변인 괴저 농피증은 초기에는 홍반으로 둘러싸인 농포로 시작하지만 빠르게 주변부로 확장되고 염증이 진피 내로 파급 되면서 깊은 궤양이 생겨 피부 함몰을 일으킨다. 초기에 감염성 연부조직염 등으로 오인하여 절개 배농이나 강한 압박 배농을 하게 되면 이 질환의 이상초과민현상 때문에 병변이 악화되는 경향이 있다. 따라서 조기 진단과 습윤-비밀폐 드레싱으로 상처에 가하는 충격을 최소화하면서 상처 부위를 보존하고 2차 세균 감염을 예방하는 것이 초기 치료에 매우 중요하다. 저자들은 궤양성 대장염을 가진 15세 여자에서 발생한 괴저 농피증을 초기 에 압박 배농하여 병변이 빠르게 악화된 증례의 치료 경험을 보고하면서 조기 진단과 초기 치료 대응의 중요성을 강조하고자 한다. Pyoderma gangrenosum associated with ulcerative colitis is an unknown etiology of destructive skin disorder, characterized by progressive painful ulceration. It begins as a erythematous areola or pustule and rapidly progress into a deep ulceration with a discrete and violaceous edge. Early diagnosis followed with non-compressive moist dressing, topical application and systemic immunosuppressants are cornerstone in treating this disease. We report a case of pyoderma gangrenosum exacerbated with incision and drainage in a 15 year old girl with ulcerative colitis. This case emphasizes the importance of early consideration of pyoderma gangrenosum in patient with a background of related systemic disease and minimal traumatized wound care.
우유 및 유제품의 안전성 평가를 위한 바이오센서의 이용
김현욱 ( Hyoun Wook Kim ),한상하 ( Sang Ha Han ),함준상 ( Jun Sang Ham ),설국환 ( Kuk Hwan Seol ),장애라 ( Ae Ra Jang,),김동훈 ( Dong Hun Kim ),오미화 ( Mi Hwa Oh ) 한국유가공기술과학회 2011 Journal of Dairy Science and Biotechnology (JMSB) Vol.29 No.2
Milk and dairy products are nutritionally one of the most important food in human health and the quality of raw milk is significantly important to ensure safety of dairy products. However, milk and dairy products are commonly related with chemical and microbial contaminations. Therefore, rapid and reliable detection of hazardous (e.g. pathogenic bacteria, pesticides, antibiotics, microbial toxins) in milk and dairy products is essential to ensure human health and food safety. Conventional methods for detection of food hazardous are mostly time-consuming to yield a results. Recently, biosensors have been focused as its rapidity and high sensitivity to analyse chemical and microbial hazardous from a variety of foods and environments. This study reviewed the recent trends and applications of biosensors as rapid detection method of hazardous in milk and dairy products.
이규섭,박재범,송승한,오상하,강낙헌,Lee, Kyu-Seop,Park, Jae Beom,Song, Seung Han,Oh, Sang Ha,Kang, Nak Heon 대한두개안면성형외과학회 2013 Archives of Craniofacial Surgery Vol.14 No.2
Except for special situations, it is generally agreed that best results in the treatment of facial fractures is expected if reduction is done within the first 2 or 3 weeks after injury. We reduced facial bone fractures at 4 to 7 weeks after trauma. A 44-year-old female patient underwent open reduction for her right zygomaticomaxillary complex fracture at 7 weeks after injury. A 59-year-old female patient underwent surgery for the right mandible body and left parasymphysis fractures at 4 weeks after injury. Using traditional approaches, granulation tissue and callus were removed from the fracture sites, and malunited fracture lines were separated by a small osteotome. We reduced the displaced fractured zygoma and mandible to their normal anatomical positions and fixed them using titanium plates. No complications such as asymmetry, malunion, malocclusion, or trismus were seen. Unfavorable asymmetric facial contours were corrected, and we obtained good occlusion with favorable bony alignment. The functional and aesthetic outcomes were satisfactory. Through removal the callus and limited osteotomy, a successful approach to the previously fractured line was possible, and an exact correction with symmetry was obtained. This method can be a good option for obtaining good mobility and clinical results in treating delayed facial bone fractures.
우유 및 유제품 중 미생물 동정을 위한 MALDI-TOFMS활용
김현욱 ( Hyoun Wook Kim ),함준상 ( Jun Sang Ham ),설국환 ( Kuk Hwan Seol ),한상하 ( Sang Ha Han ),박범영 ( Beam Young Park ),오미화 ( Mi Hwa Oh ) 한국유가공기술과학회 2012 Journal of Dairy Science and Biotechnology (JMSB) Vol.30 No.2
Rapid and reliable identification of microorganisms is a key for tracing the relationship between the target bacteria and related infectious diseases. Various identification methods such as classical phenotypic analysis, numerical taxonomic analysis, and DNA sequencing have been widely used to classify microorganisms in milk and dairy products. Matrix-assisted laser desorption ionization time-of-flight (MALDI-TOF) mass spectrometry (MS) identifies targeted bacteria in milk and milk products. Several studies have demonstrated that MALDI-TOF MS identification is an efficient and inexpensive method for the rapid and routine identification of isolated bacteria. MALDI-TOF MS could provide accurate identification of bacteria in milk and milk products at the serotype or strain level and enable antibiotic resistance profiling within minutes.
초저온 급속동결과 일반 동결방법에 의해 처리된 무세포진피의 안정성 비교
강낙헌 ( Nak Heon Kang ),최상문 ( Sang Mun Choi ),오상하 ( Sang Ha Oh ),안재형 ( Jae Hyoung Ahn ),김진영 ( Jin Young Kim ),최다미 ( Da Mi Choi ) 한국조직공학·재생의학회 2009 조직공학과 재생의학 Vol.6 No.4
To preserve human tissue for a long time, freezing at -40 C has generally been used. However, this method causes tissue damage due to ice crystal formation. We tried to minimize the tissue damage and stabilize the structure by rapidly freezing human acellular dermal matrix(ADM) at ultra low temperature. ADM was rapidly frozen with -196oC nitrogen liquid and went into freeze drying process. The structural stability of quick frozen ADM was compared with that of conventional frozen ADM as a control group by thermodynamic evaluation, biochemistry analysis, and physical property studies. With differential scanning calorimetry, we measured denaturation calories and shrinkage temperature. To assess the degradation of collagen by collagenase, dried weights were measured every 5 hours until 24 hours. Finally, to estimate physical properties, tensile strength of the specimen was checked. Denaturation calories significantly increased and degradation rate significantly decreased, compared to the control group(p<0.05). Evaluation of tensile strength showed superior results in the rapid freezing method. In the process of ADM, rapid ultra-freezing method made the tissue water into amorphous small ices that minimizes the tissue damage. Quick frozen ADM revealed less tissue damage than conventional frozen ADM. It suggests that quick frozen method of ADM contributes the structure stability that the conventional method.
김소영 ( So Young Kim ),오상석 ( Sang Suk Oh ),함준상 ( Jun Sang Ham ),설국환 ( Kuk Hwan Seol ),김현욱 ( Hyoun Wook Kim ),한상하 ( Sang Ha Han ),최은영 ( Eun Young Choi ),박범영 ( Beom Young Park ),오미화 ( Mi Hwa Oh ) 한국유가공기술과학회 2012 Journal of Dairy Science and Biotechnology (JMSB) Vol.30 No.1
Since the prevalence of allergies is increasing, food allergy is a major concern for consumers, as well as for the food industry. The foods that account for over 90% of all moderate to severe allergic reactions to food are milk, eggs, peanuts, soybeans, fish, shellfish, wheat, and tree nuts. Of these food allergens, milk is one of the major animal food allergens in infants and young children. Milk is the first food that an infant is exposed to; therefore, the sensitization rate of milk in sensitive individuals is understandably higher. The mechanisms involved in allergic reactions caused by this hypersensitivity are similar to those of other immune-mediated allergic reactions. The reactions occur in the gastrointestinal tract, skin, and respiratory tract, with headaches and psychological disorders occurring in some instances. The major allergenic proteins in milk are casein, β-lactoglobulin, and α-lactalbumin, while some of the minor allergenic proteins are lactoferrin, bovine serum albumin, and immunoglobulin. Reliable allergen detection and quantification are essential for compliance with food allergen-labeling regulations, which protect the consumer and facilitate international trade.