Covidien acquires venous disease treatment developer Sapheon, Inc.
Covidien announced it has acquired Sapheon, a developer of venous disease treatments. Based in Morrisville, NC, Sapheon develops and manufactures the VenaSeal® system, which uses a specially formulated medical adhesive to close the great saphenous vein in patients with varicose veins and CVI. August 28, 2014