ISO 25539‐1: Cardiovascular implants – Endovascular devices – Part 1: Endovascular prostheses

ISO 25539‐2: Cardiovascular implants – Endovascular devices – Part 2: Vascular stents

With this test the torsional bond strength of the joints and/or fixed connections of the delivery system are determined.
A torque, at a rate characteristic of that used in a typical clinical deployment, is applied to one end of the sample until the joint and/or delivery system breaks or loses functional integrity.