Patent ID: 9474635
Filing Date: 2016-10-25
CPC Classification: A61F

Claim Text:
1. A brim attachment for a prosthetic socket, the socket defining an opening and inner and outer surfaces, the brim attachment having tensioned and relaxed positions, the brim attachment comprising: a cuff section defining an upper portion of the brim attachment and arranged to extend about and upwardly from the socket opening, the cuff section configured to move between tensioned and relaxed positions, wherein the tensioned position the cuff section is arranged to fold downwardly away from the socket opening and generally over the outer surface of the socket, wherein the relaxed position the cuff section is arranged to extend above the socket opening and generally concentric with the outer surface of the socket; an interface section defining a lower portion of the brim attachment and arranged to extend along a surface of the socket in both the tensioned and relaxed positions; a seal element protruding from an inner surface of the brim attachment and located generally at a junction of the cuff and interface sections, the seal element having a tapered thickness with a peak at an outermost portion of the seal element, the peak of the seal element arranged to extend obliquely toward a central axis of the socket and upwardly from the socket opening in the relaxed position, the peak of the seal element extends upwardly from and concentrically to the upper perimeter of the socket in the tensioned position, the seal element moves into the relaxed and tensioned positions as a result of moving the cuff section between the relaxed and tensioned positions.