The total cohort consisted of 22 patients who have been operated for revision of Oxford UKA with the use of PSG (Signature, Biomet, Warsaw, IN, USA) between October 2010 and October 2014. The data of 10 patients who had a postoperative CT-scan will be indeed included for analysis. All patients were pre-operatively planned with the UKA in situ.
Conditions
Interventions
Pre-operative CT-scanning of the hip, knee and ankle was performed 6 weeks prior to surgery according to the standard Signature scanning protocol. Software (Mimics, Materialise NV, Leuven, Belgium) wa
Sponsors
n.a.
Eligibility
Inclusion criteria
Inclusion criteria: Patients initiated for revision of the Oxford implant.
Exclusion criteria
Exclusion criteria: n.a.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Angular component position and absolute deviations of angular component position in three planes from pre-op planning will be determined as well as translational component position along the three axes of the bone and absolute deviations of the planned translational component position. | — |
Secondary
| Measure | Time frame |
|---|---|
| PROMs were obtained pre- and 12 months postoperative including the Dutch validated Oxford Knee Score (OKS; 12 to 60, 12 being the best outcome), Western Ontario and McMaster Universities Arthritis Index (WOMAC; 0 to 100, 100 being the best outcome) and the EuroQol-5D (EQ-5D; 0 to 1, 1 indicates the best health state). Experienced pain was measured by a Numerical Rating Scale (NRS, 0 to 10, 10 being ‘worst pain’). | — |
Contacts
Public ContactM.G.M. Schotanus
Department of Orthopedic Surgery, Orbis Medisch Centrum dr H vd Hoffplein 1
Outcome results
None listed