Vascular Access

To provide access for hemodialysis, three possible blood conduits are constructed of either a central vein catheter, arteriovenous fistulas, or prosthetic grafts with expanded polytetrafluoroethylene (ePTFE).

Arteriovenous Fistula

Central Vein Catheter (CVC)

Plastic, Y-shaped tube threaded through skin into a central vein in neck

Surgical connection between artery and


Arteriovenous Graft  (AVG) with ePTFE

Surgical connection of ePTFE graft between artery and vein


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