Mechanical formula for the plastic limit pressure of stent during expansion

• 作 者: Jie Yang Nan Huang
• 机 构: SchoolofMechanicsandEngineering,SchoolofMaterialScienceandEngineering
• 出 处: 力学学报：英文版
• 发表日期: 2009年6期
• 关键词: 塑性极限压力 支架 机械式 有限元计算 机械支撑 有限元法 材料参数 安全性 Stent. Expansion . Inter forcePlastic lim
• 基金项目: The project supported by the National Basic Research Program of China （2005CB623904） and the National Natural Science Foundation of China （10872176）.

<正> The mechanics of cardiovascular stents during theprocess of expansion are very important for stent function andsafety. In general, finite element method (FEM) or experimentsare major methods used to ascertain mechanical propertiesof the stent. I