# Comparison Between Two Total Knee Prosthesis Medacta GMK Sphere and Medacta GMK PS

> **NCT03896451** · NA · WITHDRAWN · sponsor: **Kantonsspital Winterthur KSW**

## Conditions studied

- Knee Osteoarthritis

## Interventions

- **DEVICE:** Total knee endoprothesis

## Key facts

- **NCT ID:** NCT03896451
- **Lead sponsor:** Kantonsspital Winterthur KSW
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2019-02-02
- **Primary completion:** 2031-03-31
- **Final completion:** 2031-03-31
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Medacta GMK PS is not in use anymore
- **Last updated:** 2020-09-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03896451

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03896451, "Comparison Between Two Total Knee Prosthesis Medacta GMK Sphere and Medacta GMK PS". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT03896451. Licensed CC0.

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