Joint socket member for a joint prosthesis
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United States of America Patent
Stats
-
Jun 4, 1991
Grant Date -
N/A
app pub date -
Feb 9, 1989
filing date -
Feb 11, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A joint socket member for a joint prosthesis, in particular a hip joint socket member of a hip joint endoprosthesis in which, in accordance with the invention, the cup element is formed from preferably two cup portions, disposed at least in two cup planes arranged radially at a spacing with a free intermediate space relative to each other, wherein openings are provided at least in the cup portion which is towards the bone, the number, distribution, shape and size of the openings, during the operation, permitting the introduction and secure holding of spongiosa or loose bone substance into the intermediate space and thereafter ensuring growth thereinto of new strong bone substance.
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