Graft to Stent Attachment Strength

Evaluate the strength of the connection of the graft to the stent structure.

Test Procedure

Using a tensile strength machine a uniform rate of separation the graft is separated  from the stent structure and the minimum force recorded

Scope

  • Any device using vascular prostheses
  • Vascular prosthesis
  • Biological, synthetic textile/non-textile materials, non-textile material
  • Stent Grafts: SX or BX frame, NiTi, CrCo, SS, Biological tissues, synthetic textile materials/* non-textile material, non-textile material
  • Covered stent: SX or BX frame, NiTi, CrCo, SS, Biological tissue, synthetic textile/non-textile * material, non-textile material
  • Tubular, bifurcated, branched

Service Levels

Applicable Standards

  • ISO 25539-2:2020
    Cardiovascular implants — Endovascular devices — Part 2: Vascular stents

  • ISO 7198:2016
    Cardiovascular implants and extracorporeal systems — Vascular prostheses — Tubular vascular grafts and vascular patches

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