Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 23, 2026, 11:46 PM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Results available

Stability of the Medial Pivot Total Knee Prosthesis

NCT02577978
Conditions
Osteoarthritis of Knee
Interventions
Medacta GMK posterior stabilized prosthesis, Medacta GMK Sphere prosthesis
Device
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 85 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Medacta GMK Sphere® Multicenter Post-Market Outcomes Study

NCT02501733
Conditions
Osteoarthritis
Interventions
Medacta GMK Sphere® Medial Knee Prosthesis
Device
Lead sponsor
Medacta USA
Industry
Eligibility
21 Years to 80 Years
Enrollment
260 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2024
U.S. locations
5
States / cities
Chicago, Illinois • New Orleans, Louisiana • Oklahoma City, Oklahoma + 2 more
Completed Not applicable Interventional Accepts healthy volunteers

Medacta GMK Sphere® vs. Medacta GMK PS Post-Market Outcomes Study

NCT03391323
Conditions
Osteoarthritis, Osteoarthritis, Knee, Joint Disease
Interventions
Medacta GMK Sphere® Medial-Pivot Knee Prosthesis, Medacta GMK PS Posterior Stabilized Knee Prosthesis
Device
Lead sponsor
David F. Scott, MD
Other
Eligibility
21 Years to 80 Years
Enrollment
218 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
1
States / cities
Spokane, Washington