MEDICAL IMPLANT, INSTRUMENT HEAD AND ASSEMBLY
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United States of America Patent
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Issued Date -
Nov 13, 2014
app pub date -
Nov 21, 2012
filing date -
Nov 23, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An assembly of a cup prosthesis (10) and instrument head is described. A cup prosthesis has a circumference and a central axis which defines axial and radial directions. An attachment member (8) is applied around the circumference of the cup. The attachment member comprises: a circumferential band (46); and at least two tabs (50) extending in an axial direction from the circumferential band and having a circumferential region of weakness (60). A surgical instrument head is attached to the attachment member and engaged with the cup prosthesis, and has a radial retaining element (38) which engages an outer radial face of the at least two tabs.
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