Anterior Cruciate Ligament movement analysis
Conditions
Interventions
None listed
Sponsors
Orbis Medisch Centrum
Eligibility
Age
18 Years to 99 Years
Inclusion criteria
Inclusion criteria: •Indicated for a TKA •Patients with pre-existing contra lateral knee surgery •Painful and disabled knee joint resulting from osteoarthritis, rheumatoid arthritis, or traumatic arthritis where one or more compartments are involved •Correction of varus, valgus, or posttraumatic deformity •Sufficient soft tissue surrounding the knee, including the ACL and PCL •High need to obtain pain relief and improve function •Body-mass-index (BMI)
Exclusion criteria
Exclusion criteria: •BMI =>35 •Use of Anterior Stabilized Bearings or Posterior Stabilized Bearings •Patients with severe pre-operative varus or valgus deformity =>15 degrees •Correction or revision of previous joint replacement procedure on index knee •Sepsis •Osteomyelitis •Active infection in knee •General infection •Distant foci of infections which may spread to the implant site •Failure of previous joint replacement •Pregnancy •Previous major knee surgery, except for arthroscopic meniscectomy. •Metal near knee joint (MRI-scan not possible) •Rheumatoid arthritis •Extension deficit >15 degrees •Flexion
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Rotational degrees of freedom of the tibial implant, measured with 3-D motion analysis after operation and compared between the XP tibia implant and CR conventional tibia implant operated with either the MRI-based Signature* guide or the Conventional alignment | — |
Secondary
| Measure | Time frame |
|---|---|
| Comparing operative, clinical and radiological outcome of the operative procedure with Signature* and/or the conventional standard intramedullary alignment guides. | — |
Countries
Netherlands
Outcome results
None listed