http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
When do we need more than local compression to control intraoral haemorrhage?
Jun-Bae Sohn,Ho Lee,Yoon-Sic Han,Da-Un Jung,Hye-Young Sim,Hee-Sun Kim,Sohee Oh 대한구강악안면외과학회 2019 대한구강악안면외과학회지 Vol.45 No.6
Objectives: The aims of this study were to determine the effectiveness of local compression in patients presenting to the emergency room with intraoral bleeding and to identify when complex haemostatic measures may be required. Materials and Methods: Five hundred forty patients who had experienced intraoral haemorrhage were retrospectively reviewed. The outcome variable was the haemostasis method used, i.e., simple (local compression with gauze) or complex (an alternative method after local compression has failed). Predictor variables were sex, age, American Society of Anesthesiologists (ASA) class, hepatic cirrhosis, bleeding disorder, use of antithrombotic agents, and site/cause of haemorrhage. Results: The mean patient age was 48.9±23.9 years, 53.5% were male, 42.8% were ASA class II or higher, and 23.7% were taking antithrombotic agents. Local compression was used most often (68.1%), followed by local haemostatic agents, sutures, systemic tranexamic acid or blood products, and electrocautery. The most common site of bleeding was the gingiva (91.7%), and the most common cause was tooth extraction (45.7%). Risk factors for needing a complex haemostasis method were use of antithrombotic agents (odds ratio 2.047, P=0.009) and minor oral surgery (excluding extraction and implant procedures; odds ratio 6.081, P=0.001). Conclusion: A haemostasis method other than local compression may be needed in patients taking antithrombotic agents or having undergone minor oral surgery.
Kim, Tak-Heun,Bae, Cheol-Hyeon,Jang, Eun-Ha,Yoon, Chi-Young,Bae, Young,Ko, Seung-O,Taketo, Makoto M.,Cho, Eui-Sic Korean Association of Anatomists 2012 Anatomy & Cell Biology Vol.45 No.3
<P>Wnt/β-catenin signaling plays a critical role in bone formation and regeneration. Dentin and cementum share many similarities with bone in their biochemical compositions and biomechanical properties. Whether Wnt/β-catenin signaling is involved in the dento-alveolar complex formation is unknown. To understand the roles of Wnt/β-catenin signaling in the dento-alveolar complex formation, we generated conditional β-catenin activation mice through intercross of <I>Catnb<SUP>+/lox(ex3)</SUP></I> mice with <I>Col1a1-cre</I> mice. In mutant mice, tooth formation and eruption was disturbed. Lower incisors and molars did not erupt. Bone formation was increased in the mandible but tooth formation was severely disturbed. Hypomineralized dentin was deposited in the crown but roots of molars were extremely short and distorted. In the odontoblasts of mutant molars, expression of dentin matrix proteins was obviously downregulated following the activation of β-catenin whereas that of mineralization inhibitor was increased. Cementum and periodontal ligament were hypoplastic but periodontal space was narrow due to increased alveolar bone formation. While cementum matrix proteins were decreased, bone matrix proteins were increased in the cementum and alveolar bone of mutant mice. These results indicate that local activation of β-catenin in the osteoblasts and odontoblasts leads to aberrant dento-alveolar complex formation. Therefore, appropriate inhibition of Wnt/β-catenin signaling is important for the dento-alveolar complex formation.</P>
윤배식,백성철,이섬범,남열우,김홍택,Yoon. Bae-Sic,Baek. Sung-Chul,Lee. Seom-Beom,Nam. Yel-Woo,Kim. Hong-Taek 한국방재학회 2007 한국방재학회 학술발표대회논문집 Vol.2007 No.1
Lately, there are actively proceeding in making a plan for subway construction, a high-speed railway construction and a expansion of road and also all kinds of large-scaled construction in Korea. Construction works were delayed from noises and vibrations occurred by usage of a large-sized construction equipments and driven and also blast or there were often stopped from them under construction. Therefore, this study was modeling operation of the cyclic loading and conforming effects from grasping displacement-changing method through a variable analysis.
현장계측에 의한 쏘일네일링 보강벽체의 변형특성에 관한 고찰
윤배식,이종문,강인규,권영호,김홍택,Yoon,Bae-Sic,Lee,Jong-Moon,Kang,In-Kyu,Kwon,Young-Ho,Kim,Hong-Taek 한국방재학회 2007 한국방재학회 학술발표대회논문집 Vol.2007 No.1
The soil nailing was generally using method in practical business, in application of the soil nailing, the analysis was primarily used to Beam-Colum Method, Finite Element Method and Limit Equilibrium Method. Beam-Colum Method and Finite Element Method were able to examine transformation but widely using Limit Equilibrium Method wasn`t able to examine transformation and displacement Therefore, this study was focused on presenting stability in comparison with former study-results about horizontal displacement of the soil nailing retaining-walls satisfing a criterion safety factor of Limit Equilibrium. There were performing comparison field measurements and former study-results in first step.
Fracture patterns and causes in the craniofacial region: an 8-year review of 2076 patients
Jin, Ki-Su,Lee, Ho,Sohn, Jun-Bae,Han, Yoon-Sic,Jung, Da-Un,Sim, Hye-Young,Kim, Hee-Sun Korean Association of Maxillofacial Plastic and Re 2018 Maxillofacial Plastic Reconstructive Surgery Vol.40 No.-
Background: For proper recovery from craniofacial fracture, it is necessary to establish guidelines based on trends. This study aimed to analyze the patterns and causes of craniofacial fractures. Methods: This retrospective study analyzed patients who underwent surgery for craniofacial fractures between 2010 and 2017 at a single center. Several parameters, including time of injury, region and cause of fracture, alcohol intoxication, time from injury to surgery, hospitalization period, and postoperative complications, were evaluated. Results: This study analyzed 2708 fracture lesions of 2076 patients, among whom males aged 10 to 39 years were the most numerous. The number of patients was significantly higher in the middle of a month. The most common fractures were a nasal bone fracture. The most common causes of fracture were ground accidents and personal assault, which tended to frequently cause more nasal bone fracture than other fractures. Traffic accidents and high falls tended to cause zygomatic arch and maxillary wall fractures more frequently. Postoperative complications-observed in 126 patients-had a significant relationship with the end of a month, mandible or panfacial fracture, and traffic accidents. Conclusions: The present findings on long-term craniofacial fracture trends should be considered by clinicians dealing with fractures and could be useful for policy decisions.
Col1a1-cre mediated activation of β-catenin leads to aberrant dento-alveolar complex formation
Tak-Heun Kim,Cheol-Hyeon Bae,Eun-Ha Jang,Chi-Young Yoon,Young Bae,Seung-O Ko,Makoto M,Taketo,Eui-Sic Cho 대한해부학회 2012 Anatomy & Cell Biology Vol.45 No.3
Wnt/β-catenin signaling plays a critical role in bone formation and regeneration. Dentin and cementum share many similarities with bone in their biochemical compositions and biomechanical properties. Whether Wnt/β-catenin signaling is involved in the dento-alveolar complex formation is unknown. To understand the roles of Wnt/β-catenin signaling in the dento-alveolar complex formation, we generated conditional β-catenin activation mice through intercross of Catnb+/lox(ex3) mice with Col1a1-cre mice. In mutant mice, tooth formation and eruption was disturbed. Lower incisors and molars did not erupt. Bone formation was increased in the mandible but tooth formation was severely disturbed. Hypomineralized dentin was deposited in the crown but roots of molars were extremely short and distorted. In the odontoblasts of mutant molars, expression of dentin matrix proteins was obviously downregulated following the activation of β-catenin whereas that of mineralization inhibitor was increased. Cementum and periodontal ligament were hypoplastic but periodontal space was narrow due to increased alveolar bone formation. While cementum matrix proteins were decreased, bone matrix proteins were increased in the cementum and alveolar bone of mutant mice. These results indicate that local activation of β-catenin in the osteoblasts and odontoblasts leads to aberrant dento-alveolar complex formation. Therefore, appropriate inhibition of Wnt/β-catenin signaling is important for the dento-alveolar complex formation.