Patent ID: 9463090
Filing Date: 2016-10-11
CPC Classification: A61B,A61F

Claim Text:
1. A prosthesis for partial replacement of a long bone having a resected end face in a patient, said prosthesis comprising: a shaft having a shaft portion and a stem portion, said stem portion being engageable with the resected end face of the patient's long bone; and an initially separate collar having first and second opposing open ends and a throughbore extending between said open ends thereof, said collar being configured such that said shaft is insertable through said first open end of said collar and extends out of said second open end of said collar when assembled thereto such that said collar is receivable over and mountable on said shaft; wherein said collar is dimensioned and positionable on said shaft such that said second open end of said collar abuts the resected end face of the long bone and wherein at least a portion of said collar has a bone growth promoting surface treatment, and wherein said shaft comprises a shoulder, wherein said first open end of said collar abuts said shoulder when said collar is received around said shaft.