Surgical prosthesis with grainy surface
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United States of America Patent
Stats
-
Oct 26, 1982
Issued Date -
N/A
app pub date -
Nov 5, 1979
filing date -
Jul 2, 1976
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a process for manufacture of parts having a grainy surface and to parts obtained by this process. The process comprises making a rough wax pattern of the desired part, applying fusible particles to the surface of said pattern, obtaining a refractory mold from said pattern, and casting a material in the mold to form the finished part after removal of the mold. The resulting part has a grainy surface. The invention applies in particular to the manufacture of stems of articulating prostheses to be inserted into bone without addition of cement.
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