問題詳情

33.牙本質與黏著劑鍵結後,需要達到多少鍵結強度(bond strength),才能抗衡複合樹脂聚合收縮所產生的應力(stress)?
(A)3 MPa
(B)7 MPa
(C)11 MPa
(D)17 MPa

參考答案

答案:D
難度:計算中-1
書單:沒有書單,新增

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蝦背:Bonding在“一起”.....★★★★★★...

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Enamel bond strengths ranged from 29.2 to 29.8 MPa, and dentin bond strengths ranged from 18.6 to 21.3 MPa.W W Barkmeier, P D Hammesfahr, M A Latta. Bond strength of composite to enamel and dentin using Prime & Bond 2.1. Oper Dent. Jan-Feb 1999; 24(1):51-6