A Multi-Center Study Assessing the Safety and Efficacy of the LEGION Medial Stabilized (MS) Insert in Patients Undergoing a Total Knee Arthroplasty (TKA)
← catalyst calendarNCT07199738 · readout ≤ 3,787 d
Sponsored by Smith & Nephew, Inc. (industry) · SNN — their whole pipeline →.
Phase
—
Status
Recruiting
Study type
Observational
Enrollment
144estimated
Sites
4
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 | 2025-09-25 | actual | When the study began enrolling |
| Primary completion | Dec 2036 | estimated | The date the last participant is measured for the primary outcome — the readout window |
| Study completion | Dec 2036 | estimated | The whole study's end, after follow-up |
| First posted | 2025-09-30 | actual | When this record first appeared on the registry |
| Results posted | — | When the sponsor posted results to the registry | |
| Record updated | 2026-08-06 | actual | The sponsor's own last edit to this record — every projection above is as current as this date |
What it studies
Conditions
- Inflammatory Arthritis
- Primary Total Knee Arthroplasty Due to Degenerative Joint Disease (Primary Diagnosis of Osteoarthritis)
- Post-traumatic Arthritis
Interventions
- Device: Cemented CoCr
- Device: Cemented Oxinium
- Device: Cementless
Primary outcome
what the primary-completion date above is the date OFImplant Survivorship at 10 Years
measured 10 years
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