Patent ID: 6981992

Claim:
A three prong adapter used to connect a prosthetic device to a socket comprising: A. a hub defining a central axis and having: i. a first hub end; and ii. a second hub end having a threaded surface, wherein at least one of said first hub end and said second hub end has a circumferentially continuous portion; B. a first prong having a first prong first end connected to said first hub end and a first prong second end, wherein said first prong second end is manipulable with respect to said first prong first end; C. a second prong having a second prong first end connected to said first hub end and a second prong second end, wherein said second prong second end is manipulable with respect to said second prong first end; and D. a third prong having a third prong first end connected to said first hub end and a third prong second end wherein said third prong second end is manipulable with respect to said third prong first end, whereby said threaded surface of said hub second end remains distortion free even after manipulation of any of said first prong second end, said second prong second end and said third prong second end.