Interfacial Stress Analysis for Resin Composite Polymerization in Various MOD Cavity Configurations

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Title:	Interfacial Stress Analysis for Resin Composite Polymerization in Various MOD Cavity Configurations
Authors:	(Shu-Fen Chuang)*;(Chih-Han Chang);黃恆立(Heng-Li Huang)
Contributors:	醫學院牙醫學系
Date:	2002-12-14
Issue Date:	2009-09-07 09:16:20 (UTC+8)
Abstract:	當填補複合樹脂時，窩洞設計的形狀、深度與寬度皆可能影響複合樹脂收縮力的大小與分布，造成介面鍵結破壞或邊緣縫隙產生。咬合力等因素加入下，更可能導致齒質斷裂等破壞。本研究依不同MOD窩洞深度與寬度條件，建構了36組的有限元素模型，結果發現複合樹脂聚合收縮時，其殘餘齒質之最高應力值集中於牙髓腔壁與軸向壁之夾角，而窩洞深度與寬度對界面應力的影響為，寬度愈寬其界面張應力值愈低，而深度可能存在一最佳化之設計。
Relation:	Annual Symposium of the Biomedical Engineering Society
Appears in Collections:	[Scoll of Dentistry and Graduate Institute of Dental Sciences] Proceedings

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