The following studies are no longer enrolling patients.

Clinical Study Sponsor: Sapheon
Type of Study: Varicose Vein

To evaluate the efficacy of radio frequency ablation versus VenaSeal Closure System in the great saphenous vein (GSV). 

Clinical Study Sponsor: Takeda/Nycomed/PPD
Type of Study: TachoSil vs Surgicel

To compare efficacy and safety of TachoSil versus Surgicel Original for the secondary hemostatic treatment of needle hole bleeding in vascular surgery.