Compound barb medical device and method

A compound barb medical device comprising:

• a body portion defining a longitudinal axis and including a plurality of barbs extending therefrom, the body portion and the plurality of barbs being a monolithic structure and each of the plurality of barbs including an inner surface corresponding to a cut surface in the body portion, the inner surface of at least one of the plurality of barbs including:
• a first substantially linear portion extending at an angle relative to the longitudinal axis of the body portion;
• and
• a second substantially non-linear portion including a radius of curvature relative to the longitudinal axis of the body portion,
• wherein the at least one of the plurality of barbs is made from a shape memory polymer which can be deformed into a temporary shape from a permanent shape.