Patent ID: 7731694

Claim:
A hemostasis seal configured to permit passage of a medical device therethrough, the seal comprising: a first resilient seal portion including a first sealing member having a first mating surface, a first projecting portion, and a first receiving portion defining a first recess; and a second resilient seal portion including a second sealing member having a second mating surface, a second projecting portion, and a second receiving portion defining a second recess, wherein the seal is cylindrical with a perimeter and a longitudinal axis, and wherein the first and second sealing members each have a first thickness near the seal perimeter and a second thickness near the longitudinal axis, wherein the first thickness is greater than the second thickness, and the first and second projecting portions each have a third thickness near the seal perimeter and a fourth thickness near the longitudinal axis, wherein the third thickness is greater than the fourth thickness, and wherein the first mating surface mates with the second mating surface to form a first fluid seal, and wherein the first and second projecting portions mate with and are sealingly received by the second and first recesses of the second and first receiving portions, respectively, to form a second fluid seal, and wherein at least a portion of each of the first projecting portion and the second projecting portion is adapted to contact the medical device when the medical device is passed between the first and second seal portions.