60 patients (plus up to 36 "roll-in" device training patients) undergoing diagnostic or interventional coronary or peripheral procedures utilizing a 7F arterial puncture in the common femoral artery. Patients are excluded if they have a previous target artery closure with any closure device, recent myocardial infarction or thrombolytic therapy, treatment with thrombin-specific anticoagulants or low molecular weight heparin, fluoroscopically visible calcium or atherosclerosis ≤ 1 cm of puncture site, or planned target site access ≤ 30 days.