ISO/TR 9326:1989

Implants for surgery — Partial and total hip joint prostheses — Guidance for laboratory evaluation of change of form of bearing surfaces

Guidance on the measurement of changings of the form, for instance wear and tear, creeping, plastic deformation, etc., and on available procedures when the test is performed in a simulator. Sensitivity, advantages, disadvantages and the measurement equipment of the different methods are compared in a table.