Post-PMA Approval Study: 10 Year Follow-Up IDE Subjects

Cormet Resurfacing Hip System Post PMA Approval Study (PMA #P050016)Pre-market (IDE) Study Group 10 Year Follow-Up With Metal Ion and Renal Function Data Collection Clinical Investigation Plan

primary endpoint of this Study is maintenance of "at least good clinical status" for a period of 10 years following initial implantation among Cormet procedures enrolled inthe pre-market IDE.

Maintaining "at least good clinical status" will be determined based upon the composite clinical success (CCS) criterion which includes no revision, removal, or replacement of any device component and a Harris Hip Total score of greater or equal to 80 points.

Inclusion Criteria:

• subjects enrolled in the Cormet IDE study at the 5 identified clinical sites
• Individuals who agree to participate in the study by signing the informed patient consent form

Exclusion Criteria:

• none