ASTM F2009-20 用于确定模块化假体的锥形连接的轴向分解力的标准测试方法.pdf

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT)Committee. Designation:F2009-20 INTERNATIONAL Standard Test Method for Determining the Axial Disassembly Force of Taper Connections of Modular Prostheses This standard is issued under the fixed designation F2009 the number immediately following the designation indicates the year of original adoption or in the case of revision the year of last revision.A number in parentheses indicates the year of last reapproval.A superseript epsilon (e)indicates an editorial change since the last revision or reapproval. 1.Scope 3.Summary of Test Method 1.1 This test method establishes a standard methodology for 3.1 The axial disassembly test method provides a means to determining the force required under laboratory conditions to measure the axial locking strength of the taper connection for disassemble tapers of implants that are otherwise not intended modular prostheses. to release.Some examples are the femoral ponents of a 3.2 Following assembly an axial tensile force is applied to total or partial hip replacement or shoulder in which the head disassemble the taper connection and the maximum force is and base ponent are secured together by a self-locking recorded. taper. 1.2 This tes...