US Patent 11766343 Adjustable cup for prostheses

An apparatus for adjusting an expandable prosthetic device includes: an elongated main support having a longitudinal axis and a distal end, and being adapted to connect to an outer or inner side of an adjustable socket having a distal end; an adjustable cup adapted to connect to the distal end of the elongated main support and having an expandable base and at least one side adapted to move laterally toward or laterally away from the longitudinal axis of the elongated main support; and at least a portion of a suspension system disposed in the adjustable cup and having a top adapted to connect to the distal end of the adjustable socket and a bottom adapted to slidably connect to the expandable base of the adjustable cup.