Patent ID: 9445901
Filing Date: 2016-09-20
CPC Classification: A61F,A61L

Claim Text:
1. A prosthetic joint implant device for releasing a therapeutic agent into a joint space comprising: (a) a stem component for insertion into a bone, contiguous with (b) a joint component for extension into a fluid-containing joint space; and (c) a cavity enclosed within the stem and joint components that (i) extends from the stem component into the joint component, having an opening in the joint component and (ii) serves as a reservoir, containing a bioresorbable polymer comprising a therapeutic agent selected from the group consisting of an analgesic, an antibiotic, and a combination thereof; wherein the device is configured such that, when at its intended location in a subject, the opening of the reservoir is at a position in the joint component that extends beyond the bone and into the joint space, such that the opening allows joint fluid to diffuse into the device, providing sustained release of agent.