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치주인대의 비선형 거동을 고려한 하악 견치의 유한요소해석
양훈철(HoonChul Yang),김기태(KiTae Kim),하만희(ManHee Ha),손우성(WooSung Son) 대한기계학회 2003 대한기계학회 춘추학술대회 Vol.2003 No.4
Hyperelastic constitutive equations for nonlinear deformation of the periodontal ligament were<br/> investigated. The parameters in the strain energy potentials were obtained from experimental data for uniaxial<br/> and shear responses of the human periodontal ligament. The hyperelastic constitutive equations based on two<br/> strain energy potentials was also compared with the linear elastic equation, which is recently reported. The<br/> best fitted parameters in the strain energy potentials was applied to finite element program (ABAQUS) to<br/> simulate special orthodontic treatment of a mandibular canine.
트윈블록을 이용한 성장기 II급 아동의 성공적인 하악골 성장 치료
김성식(Seong Sik Kim),김성훈(Sung Hun Kim),김용일(Yongil Kim),박수병(Soobyung Park),손우성(Woosung Son) 대한치과의사협회 2018 대한치과의사협회지 Vol.56 No.2
The treatment of skeletal Class II growing patient is to move the mandible into the Class I molar positon via facilitating mandibular growth. The functional appliances are to be designed to exert three major functions such as palatal expansion, forward growth of mandible and increase of the posterior vertical dimension. One of the devices that can achieve both the palatal expansion and the eruption of the mandibular molar is the Twin-Block introduced by Clark in 1982. In this part, we present the treatment method with Twin-Block functional appliance for the correction of skeletal Class II growing patient.