Clinical Study of the BARD® COVERA™ Arteriovenous (AV) Stent Graft in AV Graft Patients (AVeVA)

Clinical Inclusion Criteria: * Subject must voluntarily sign and date the Informed Consent Form (ICF) prior to collection of study data or performance of study procedures. * Subject must be either a male or non-pregnant female ≥ 21 years of age with an expected lifespan sufficient to allow for completion of all study procedures. * Subject must be willing to comply with the protocol requirements, including clinical and telephone follow-up. * Subject must have a synthetic AV access graft located in an arm that has been implanted for ≥ 30 days and must have undergone at least one successful dialysis session prior to the index procedure. Angiographic Inclusion Criteria * Subject must have angiographic evidence of a stenosis ≥ 50% (by visual estimation) located at the graft-vein anastomosis of the subject's synthetic AV access graft and present with clinical evidence of graft dysfunction at the synthetic AV graft-vein anastomosis. * The target lesion must be ≤ 9cm in length. Note: multiple stenoses may exist within the target lesion. * The reference vessel diameter of the adjacent non-stenotic vessel must be between 5.0 and 9.0mm. Clinical Exclusion Criteria: * The subject is dialyzing with an AV fistula. * The hemodialysis access is located in the lower extremity. * The subject has an infected AV access graft or uncontrolled systemic infection. * The subject has a known uncontrolled blood coagulation/bleeding disorder. * The subject has a known allergy or hypersensitivity to…