Patent ID: 8282591
Filing Date: 2012-10-09
Classification: A61M

Abstract:
1. An arterio venous shunt comprising: a. An arterial graft comprising a body, a lead end and a terminal end, said lead end being configured for subcutaneous connection to an artery by anastomosis, wherein said arterial graft has a first diameter of about 2-8 mm; and b. a single lumen venous outflow catheter comprising an intake end and depositing end, said depositing end being configured for insertion through a vein into the right atrium of the heart, wherein said venous outflow catheter has a second diameter of about 1-7 mm, different from said first diameter; and c. a cylindrical cuff, operable to direct passage of blood from said arterial graft to said venous outflow catheter, said cuff comprising an inlet in blood communication with an outlet: i. Said inlet being disposed about and connected to said terminal end of said arterial graft; and ii. Said outlet being disposed about and connected to said intake end of said venous outflow catheter; wherein said cuff provides a secure fit for said arterial graft first diameter and said venous outflow catheter second diameter.