A Retrospective Study of the iTotal CR Knee Replacement System

A Retrospective, Multi-Center Study to Evaluate the ConforMIS iTotal® CR (Cruciate Retaining) Total Knee Replacement System

This study involves retrospective collection of data regarding the first approximately 100 iTotal Knee Replacement System surgeries and their short term outcomes at a small set of centers throughout the US.

Inclusion Criteria:

1. Clinical condition included in the approved Indications For Use
2. Has signed the informed consent form to allow review of medical records and collection of data therein.
3. > 18 years of age

Exclusion Criteria:

1. Treatment with iTotal in a manner inconsistent with Instructions for Use
2. Unwilling to sign then informed consent form