US Patent 10363150 Prosthetic device with a rotatable pyramid and lateral travel limit

A prosthetic device having a rotatable pyramid and lateral travel limit is provided. A first member has a first end connectable to a prosthetic component and a second end with a bar having sides and a distal face. The distal face has ribs thereon. A central hole is provided through the first member. A second member has a first end with a pyramid and a second end with a ring that defines a recess with a solid face. A third member has a dome on a first end and a channel on the second end. The pyramid extends through a central hole through the dome. A screw passes through the central hole of the first member wherein it can engage the second member within the recess. The lateral movement of the bar within the channel is bound by the screw contacting the second member.