Patent ID: 8894688

Claim:
A medical device, comprising: a first elongate member defining a first interior region and a second interior region separated by a fixed annular wall, the first elongate member configured to be coupled to a first anatomical structure within a body of a patient; and a second elongate member configured to be coupled to a second anatomical structure within the body of the patient, wherein the second elongate member comprises a flexible portion disposed in the second interior region of the first elongate member but not the first interior region of the first elongate member, wherein the first interior region is enclosed to retain a portion of the second elongate member, the first elongate member and the second elongate member collectively having a first configuration in which the first elongate member and the second elongate member collectively have a first length when the second elongate member is disposed within the first elongate member, wherein when the first elongate member is coupled to the first anatomical structure and the second elongate member is coupled to the second anatomical structure, the first elongate member and the second elongate member can he moved from the first configuration to a second configuration in which the first elongate member and the second elongate member collectively have a second length different than the first length.