ISO 25539-1: Cardiovascular implants - Endovascular devices - Part 1: Endovascular prostheses.
ISO 25539-2: Cardiovascular implants - Endovascular devices - Part 2: Vascular stents.
ASTM F2081. Standard Guide for Characterization and Presentation of the Dimensional Attributes of Vascular Stents
EndoLab® GmbH determines the free or open area of any uncovered region of the implant. This is expressed as a percentage of the total area.