Cemented vs Cementless Persona Keel RCT
← catalyst calendarNCT05630053 · readout ≤ 2,111 d
Sponsored by Zimmer Biomet (industry) · ZBH — their whole pipeline →.
Phase
Not applicable
Status
Active, not recruiting
Study type
Interventional
Design
Randomized · Single · Treatment
Enrollment
300estimated
Sites
7
Country
United States
Every value on this page is a field the sponsor filed with ClinicalTrials.gov, reproduced. Dates are their own estimates, revised as a study runs, unless the registry marks them actual. sources →
Source: ClinicalTrials.gov, retrieved 2026-08-19
Dates
each axis at the precision it was filed, with the registry's own basis| Date | Filed | Basis | What it is |
|---|---|---|---|
| Start | 2023-07-25 | actual | When the study began enrolling |
| Primary completion | May 2032 | estimated | The date the last participant is measured for the primary outcome — the readout window |
| Study completion | Dec 2032 | estimated | The whole study's end, after follow-up |
| First posted | 2022-11-29 | actual | When this record first appeared on the registry |
| Results posted | — | When the sponsor posted results to the registry | |
| Record updated | 2026-04-27 | actual | The sponsor's own last edit to this record — every projection above is as current as this date |
What it studies
Conditions
- Knee Pain Chronic
- Rheumatoid Arthritis
- Osteoarthritis
- Traumatic Arthritis
- Polyarthritis
- Avascular Necrosis
- Varus Deformity
- Valgus Deformity
- Flexion Deformity of Knee
Interventions
- Device: Cementless Persona Knee System — also filed as Persona PPS CoCr Cementless Femur, Persona PPS Femur, PPS Femur, OsseoTi 0° Spiked Keel Tibia, OsseoTi Tibia, OsseoTi Spiked Keel Tibia, Spiked Keel Tibia, Cementless Tibia
- Device: Cemented Persona Knee System — also filed as Persona Keel Cemented Tibia, Keel Tibia
Primary outcome
what the primary-completion date above is the date OFOxford Knee Score (OKS)
measured 5 years
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