Abstract: A 3D printed prosthetic liner adapted to provide an interface between a residual limb and a prosthetic socket, specifically a prosthetic liner manufactured using a 3D printing device, the surface of which being treated with one or more applications of a casting resin, and preferably a urethane-based casting resin forming a treated prosthetic liner having enhanced strength and pliability.

Abstract: The inventive technology disclosed herein includes a novel disarticulated compression frame for a ski boot having one or more compression recesses adapted to secure one or more compression assemblies responsive to a compression cord and actuator. Engagement of the actuator retracts the compression cord causing a responsive compression assembly to compress inward securing the user's lower leg, ankle, and foot in the frame.

Abstract: A lockable men's formal wear stud includes: a stud face having a first central axis; a shaft attached to the stud face, having a second central axis in alignment with the first central axis; and a lock bar connected to the shaft at an angle to the second central axis; wherein the lock bar maintains an angular orientation of the shaft, thereby locking the shirt stud.