CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 252 enrolled
Drug / intervention
Device: Persona Total Knee +2 moreprocedure
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04338893
NCT04338893N/ACompleted

ROSA Total Knee Post Market Study: a Prospective, Multicenter EMEA Post Market Clinical Follow up of the ROSA Knee System

Zimmer Biomet·interventional·Posted Apr 8, 2020·Updated May 12, 2026

In Brief

A clinical study evaluating Device: Persona Total Knee, Device: NexGen Total Knee, and 1 other intervention for Knee Pain and 4 related conditions. Completed, enrolled 252 participants across 6 sites in 5 countries.

Detailed Summary

This is a prospective, multicenter clinical study designed to facilitate the collection and evaluation of surgical workflow efficiency, patient pain and function outcome and adverse events data. This study might include Persona, Nexgen and Vanguard product families using the ROSA Total Knee Robotic system or conventional instrumentation. The primary objective is to evaluate the accuracy of implant alignment for ROSA Total Knee robotic instrumentation compared to conventional instrumentation.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesBelgium, Germany, Israel, Italy, Switzerland
Collaborators--

Timeline

N/ACompletedFinished
202120222023202420252026
First PostedApr 8, 2020
Enrollment StartDec 15, 2020
Primary CompletionAug 22, 2025
TodayJul 2, 2026
Enrollment to primary: 4.7 yearsPosted 6.2 years ago

Interventions

Device: Persona Total Kneeprocedure

The choice of intervention is defined by surgeons standard use of device 'Persona' in their standard of care practice

Device: NexGen Total Kneeprocedure

The choice of intervention is defined by surgeons standard use of device 'Nexgen' in their standard of care practice

Device: Vanguard Total Kneeprocedure

The choice of intervention is defined by surgeons standard use of device 'Vanguard' in their standard of care practice