Patient-Specific Instrumentation (PSI) ‘It Works But Be Watchful’

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Patient-Specific Instrumentation (PSI) ‘It Works But Be Watchful’

By Stephen Howell 59 Videos

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April 11, 2013

Patient-Specific Instrumentation (PSI) is being used in TKA, however methods for determining whether the custom ...
read more ↘ guides work are rarely discussed. This presentation covers the following five talking point that may be of interest to the surgeon performing total knee arthroplasty.

1) Although kinematically-aligned TKA (OtisKnee) restored patient’s satisfaction 90% of time - PSI didn’t always work
2) Multiple sources of error affects reliability of PSI
3) Be watchful when guides ‘float’ - PSI may not work!
4) When femoral resections aren’t equal in kinematically-aligned TKA - PSI didn’t work!
5) When femoral resections don’t match the plan in mechanically-aligned TKA- PSI didn’t work!
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