Hypothesis: navigated revision total knee arthroplasty results in a more precise reconstruction of preoperatively planned joint line than conventional revision total knee arthroplasty (rTKA).
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
40
revision knee arthroplasty with the aid of a navigation system the navigation system is the Orthopilot System with a software specifically dedicated for revision operations (TKR 1.0). The system is from Aesculap AG (Tuttlingen).
revision knee arthroplasty using conventional instruments
Orthopaedic Department, Charité - University Medicine Berlin
Berlin, State of Berlin, Germany
RECRUITINGRestoration of Joint Line
Difference between preoperatively planned and postoperatively achieved joint line
Time frame: postoperatively (6 to 12 weeks after operation, we expect a mean of 9 weeks)
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