US 12,004,958 B2
Orthopedic implants and tools
Lee Stowell, Coeur d'Alene, ID (US)
Filed by Lee Stowell, Coeur d'Alene, ID (US)
Filed on Jun. 9, 2022, as Appl. No. 17/836,839.
Claims priority of provisional application 63/208,960, filed on Jun. 9, 2021.
Prior Publication US 2022/0395375 A1, Dec. 15, 2022
Int. Cl. A61F 2/38 (2006.01); A61F 2/30 (2006.01)
CPC A61F 2/3804 (2013.01) [A61F 2002/30403 (2013.01); A61F 2002/30433 (2013.01); A61F 2002/30593 (2013.01); A61F 2002/30774 (2013.01); A61F 2002/3827 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A prosthesis, comprising:
a neck defining a sidewall extending circumferentially around the neck, the sidewall defining a sidewall opening;
a female receiving cavity defined by one or more interior surfaces extending into the neck from the sidewall opening, a first surface of the one or more interior surfaces defining a first threaded hole extending into the neck;
a stem extending from the neck; and
a radial head defining a lower surface and a male protrusion extending from the lower surface, the male protrusion defining a second threaded hole extending into the male protrusion, the second threaded hole configured to align with the first threaded hole when the male protrusion is received into the female receiving cavity; and
a screw configured to extend through the first and second threaded holes, the screw including a head and a shank, wherein:
the head includes first threads having a first thread pitch angle;
the shank includes second threads having a second thread pitch angle; and
the first thread pitch angle is less than the second thread pitch angle.