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최진호,김주록,하태진,유장배,김일규,Choi, Jin-Ho,Kim, Ju-Rok,Ha, Tae-Jin,Yu, Jang-Bae,Kim, Il-Kyu 대한악안면성형재건외과학회 2005 Maxillofacial Plastic Reconstructive Surgery Vol.27 No.1
The efficacy of bioresorbable fixation has recently been described in the osseosynthesis of the oral & maxillofacial region. However, a liitle data exist regarding the use of biodegradable plates and screws for the internal fixation of human mandible fractures. The purpose of this study is to analyze and compare the treatment of mandibular fractures by using a bioresorbable fixation system with conventional titanium system in human mandible fractures. eighteen patients constituted the bioresorbable fixation group and twenty-five patients constituted the titanium fixation group. Both groups underwent open reduction and internal fixation by use of a bioresorbable system or a titanium fixation system. Panoramic radiograph were obtained preoperatively, immediately postoperatively after reduction, at 6 months and at 12 months postoperatively. In the bioresorbable fixation group, complication(infection) occurred in 1 patient(5.6%) and was resolved by incision & drainage, plate removal and antibiotics without untoward sequelae. 2 patients(8.0%) experienced complications in the titanium fixation group and were treated using conservative treatment. There was no statistical difference in complication rates between two groups. Our data supported the use of bioresorbale plate fixation in mandibular fractures as a means of avoiding the potential and well documented problems with rigid titanium fixation systems. In conclusion, the bioresorbable fixation system provide a reliable and sufficient alternative to conventional titanium plate system.
임플란트 외형및 나사형태에 따른 응력 분산의3차원 유한요소법적 분석
김일규,류승현,김주록,민동환,한예숙,송국현,손충렬,변효인 대한악안면성형재건외과학회 2004 Maxillofacial Plastic Reconstructive Surgery Vol.26 No.5
The design of the implant is developing in the direction of which the implant can sustain the impact of the intra-oral biologic load and to disperse the load adequately to the surrounding bone. In this study, based upon the implant and thread designs, we have assessed the equivalent stress and equivalent strain in the cortical and cancellous bone with finite element analysis when under 100N vertical force and 20N horizontal force were simultaneously loaded on the following 6 different kinds of implant design and 4 different kinds of thread design. According to the results, the cylinder type or cylinder and tapered type is the most favorable design in the same diameter. To supplement the shortcoming of the tapered type and stepped cylinder type in the respect of design and project area, it is better to increase the diameter of the implants. The square and reverse threads are better than triangular and plateau thread in the respect of maximum equivalent stress and strain in the cortical and cancellous bone and project area.
김일규(Il-Kyu Kim),김주록(Ju-Rok Kim),장금수(Keum-Soo Jang),전원(Won Jeon) 대한구강악안면외과학회 2007 대한구강악안면외과학회지 Vol.33 No.6
Orbital infection or inflammation is a rare but serious complication of an odontogenic infection. Odontogenic infection can spread to the orbit by one or more of several paths. Such extension is potentially dangerous and can lead to loss of vision or worse. 5-cases of orbital infection and inflammation secondary to infection from upper or lower molar teeth, which extended to the subperiosteal or the retrobulbar region of the orbit, are presented in this report. The infections spreaded to the infratemporal and temporal fossa or the ethmoidal labyrinth, and then to the orbit via the inferior orbital fissure or the lamina papyracea. The clinical presentation, differential diagnosis, route of spread, value of serial CT scanning, treatment and possible complications are reviewed.
악안면 영역에 발생한 경조직 및 연조직의 고립 형질세포종
김일규(Il-Kyu Kim),김재우(Jae-Woo Kim),김주록(Ju-Rok Kim),곽현종(Hyun-Jong Kwak),장금수(Kem-Soo Chang),박인서(In-Suh Park) 대한구강악안면외과학회 2006 대한구강악안면외과학회지 Vol.32 No.3
Solitary plasmacytoma is a rare malignant neoplasm that originate in immunoglobulin-producing plasma cell. Solitary bone plasmacytoma can be found at any site throughout the skeleton and in most cases eventually progresses to multiple myeloma, of which it is thought to be an unusual presentation. On the other hand, extramedullary plasmacytoma has a tendency to occur in the head and neck region, mainly in association with the upper air passages. Incisional biopsy is the primary approach to make a definitive diagnosis, and immunohistochemical staining can be very helpful in understanding the nature of these tumors. We report a 66 years old patient with solitary bone plasmacytoma and a 36 years old patient with solitary extramedullary plasmacytoma with literatures review.
김일규(Il-Kyu Kim),류문광(Mun-Kwang Ryu),구제훈(Je-Hoon Ku),장금수(Keum-Soo Jang),김주록(Ju-Rok Kim),곽현종(Hyun-Jong Kawk),최진웅(Jin-Ung Choi) 대한구강악안면외과학회 2006 대한구강악안면외과학회지 Vol.32 No.2
Brain abscess is a rare, extremely aggressive, life-threatening infection. It may occur following : infection of contiguous structure, hematogenous spread, or cranial trauma/ surgery. Dental pathology and/or treatment have been linked to a small number of brain abscesses as possible source of infection. 50-year-old male patient was presented with a brain abscess caused by Streptococcus viridans. In the case presented, the significant oral findings were chronic periapical and periodontal infection due to root remnant of lower right 3rd molar. A case history and brief literature review of brain abscess related odontogenic infection was presented after successful treatment with antibiotics and craniotomy.