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US 7,118,695 B2Granted
Dual function prosthetic bone implant and method for preparing the same
AssigneeCalcitec, Inc.
InventorsJiin-Huey Chern Lin, Chien-Ping Ju, Chih-Hung Tsai
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Abstract
The present invention discloses a prosthetic bone implant made of a hardened calcium phosphate cement having an apatitic phase as a major phase, which includes a dense cortical portion bearing the majority of load and a porous cancellous portion allowing a rapid blood/body fluid penetration and tissue ingrowth.
Claims14
A method for increasing the compressive strength of a prosthetic bone implant comprising:
- forming a prosthetic bone implant, the prosthetic bone implant comprising one or more porous components coupled to at least one load bearing component;
- and
- subjecting the prosthetic bone implant to one or more heat treatments, wherein the temperature of the heat treatments is from about 50° C. to about 500° C.
Dependencies are inferred from the claim text.