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US 5,211,665 AGranted
Acetabular cup assembly for total hip replacement
OwnerMing C. Kuinventor
Life of this patent
Estimating the term…
Abstract
This invention relates to an acetabular cup assembly for total hip replacement and in particular to one including a generally hemispherical socket provided with a tubular neck having internal threads at the lower portion and a plurality of webs around the tubular neck, and a stud adapted to be inserted through the tubular neck of the hemispherical shell member and provided on the upper portion with external threads engageable with the internal threads of the tubular neck, whereby the acetabular cup assembly may be firmly fixed on the bone.
Claims5
An acetabular cup assembly for total hip replacement comprising:
- a generally hemispherical shell socket provided with a tubular neck thereon, said tubular neck having internal threads at a lower portion, a plurality of webs around the tubular neck and a hole extending through the tubular neck and the hemispherical shell socket;
- and
- a stud adapted to be inserted through the tubular neck of said hemispherical shell socket and provided on an upper end with external threads engageable with the internal threads of said tubular neck.
Dependencies are inferred from the claim text.