Patent 7699859 was granted and assigned to Cardica, Inc. on April, 2010 by the United States Patent and Trademark Office.
A method for anastomosing a first vessel to a second vessel may include connecting an end of the first vessel to the side of the second vessel and creating an opening in the wall of the second vessel from within the lumen of the second vessel, where that opening allows fluid communication between the lumen of the first vessel and the lumen of the second vessel.