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ClinicalTrials.gov public records Last synced Sep 4, 2026, 7:34 AM EDT

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Showing 1–24 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed No phase listed Observational Accepts healthy volunteers

Clinical Outcomes With Omni Apex Ultracongruent Knee System

NCT01367938
Conditions
Osteoarthritis, Knee
Interventions
OMNI Apex Ultracongruent Knee Device
Device
Lead sponsor
Spokane Joint Replacement Center
Other
Eligibility
21 Years to 80 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2018
U.S. locations
1
States / cities
Spokane, Washington
Terminated Not applicable Interventional Results available

Triathlon PSR Outcomes Study

NCT04618770
Conditions
Arthroplasty, Knee
Interventions
Triathlon PSR Tibial Insert
Device
Lead sponsor
Stryker Orthopaedics
Industry
Eligibility
18 Years to 75 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Charlotte, North Carolina
Conditions
Arthroplasties, Knee Replacement
Interventions
Depuy total knee implant, Triathlon total knee implant
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Results available

Total Knee Arthroplasty: Functional and Clinical Outcomes

NCT01811563
Conditions
Knee Osteoarthritis
Interventions
Zimmer, Stryker
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Completed Not applicable Interventional Results available

Triathlon Total Stabilizer (TS) Outcomes Study

NCT00958789
Conditions
Arthroplasty, Replacement, Knee
Interventions
Triathlon TS Knee System
Device
Lead sponsor
Stryker Orthopaedics
Industry
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
12
States / cities
Phoenix, Arizona • Jacksonville, Florida • Chicago, Illinois + 9 more
Conditions
Osteoarthritis, Knee
Interventions
Stryker Triathlon® CS Tibial Insert, Stryker Triathlon® PS Tibial Insert
Device
Lead sponsor
Spokane Joint Replacement Center
Other
Eligibility
20 Years to 80 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2016
U.S. locations
1
States / cities
Spokane, Washington
Conditions
Arthroplasty, Replacement, Knee
Interventions
Triathlon® CR Total Knee System
Device
Lead sponsor
Stryker Orthopaedics
Industry
Eligibility
21 Years to 80 Years
Enrollment
419 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2017
U.S. locations
11
States / cities
Phoenix, Arizona • Miami, Florida • Columbus, Georgia + 8 more
Terminated Not applicable Interventional Results available

Triathlon® Partial Knee Replacement (PKR) Outcomes Study

NCT00966979
Conditions
Arthroplasty, Replacement, Knee
Interventions
Triathlon PKR
Device
Lead sponsor
Stryker Orthopaedics
Industry
Eligibility
21 Years to 75 Years
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2023
U.S. locations
6
States / cities
Jacksonville, Florida • Egg Harbor, New Jersey • Buffalo, New York + 3 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
Completed No phase listed Observational Results available

MAKO Total Knee Artroplasty

NCT05744895
Conditions
Osteoarthritis, Knee
Interventions
Device: Robotic MAKO total knee, FocusMotion knee brace, Fitbit tracking device, FocusMotion app
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Creve Coeur, Missouri
Recruiting No phase listed Observational Accepts healthy volunteers

Gait Analysis of a Lateral-Pivot Design Total Knee Replacement

NCT04275362
Conditions
Knee Osteoarthritis
Interventions
DJO Empowr PS Knee System, Stryker Triathlon Total Knee System, Biomet Vanguard Complete Knee System, Control
Device
Lead sponsor
More Foundation
Other
Eligibility
50 Years and older
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2029
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Knee Prosthesis
Interventions
Stryker posterior cruciat retaining (PCR) total knee arthroplasty (TKA), Zimmer PCR TKA
Device
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
40 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
4
States / cities
Knoxville, Tennessee
Active, not recruiting Not applicable Interventional Results available

Triathlon Tritanium Cone Augments Outcomes Study

NCT02521103
Conditions
Arthroplasty, Replacement, Knee
Interventions
Triathlon Tritanium Cone Augments
Device
Lead sponsor
Stryker Orthopaedics
Industry
Eligibility
18 Years and older
Enrollment
254 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
9
States / cities
Zephyrhills, Florida • Chicago, Illinois • Lexington, Kentucky + 6 more
Conditions
Knee Arthropathy, Recurrence, Knee Infection
Interventions
Triathlon Hinge Knee (THK) System
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
Not listed
Enrollment
200 participants
Timeline
2024 – 2034
U.S. locations
2
States / cities
Weston, Florida • Cleveland, Ohio
Conditions
Osteoarthritis, Knee, Knee Osteoarthritis, Osteoarthritis Knees Both, Osteoarthritis Knee Left, Osteoarthritis Knee Right, Knee Pain Chronic, Knee Disease, Arthropathy of Knee Joint
Interventions
MicroPort Evolution Medial-Pivot Knee System (Cruciate-substituting), Stryker Triathlon Tritanium Knee System (Condylar Stabilizing)
Device
Lead sponsor
LifeBridge Health
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2030
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Osteoarthritis
Interventions
Total knee arthroplasty
Procedure
Lead sponsor
Heekin Orthopedic Research Institute
Other
Eligibility
21 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Knee Osteoarthritis, Total Knee Arthroplasty, Knee
Interventions
Triathlon PCR TKA, Triathlon PS TKA, Persona PCR TKA, Persona PS TKA
Device
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
18 Years to 85 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
2
States / cities
Knoxville, Tennessee
Conditions
Osteoarthritis of the Knee
Interventions
Stryker Triathlon Tritanium primary knee
Device
Lead sponsor
Scott Sporer
Other
Eligibility
18 Years to 80 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2015
U.S. locations
1
States / cities
Winfield, Illinois
Terminated Not applicable Interventional Results available

Triathlon Tritanium Knee Outcomes Study

NCT02155712
Conditions
Arthroplasty, Replacement, Knee
Interventions
Triathlon Tritanium Knee, Triathlon Knee
Device
Lead sponsor
Stryker Orthopaedics
Industry
Eligibility
18 Years to 75 Years
Enrollment
680 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
10
States / cities
Gilbert, Arizona • Tucson, Arizona • Jacksonville, Florida + 7 more
Completed No phase listed Observational Accepts healthy volunteers

Cemented vs Cementless TKA

NCT03683992
Conditions
Knee Osteoarthritis
Interventions
Triathlon total knee system
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 75 Years
Enrollment
147 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Results available

X-3 Polyethylene Survival Outcomes Study

NCT00493792
Conditions
Arthroplasty, Replacement, Knee, Total Knee Replacement
Interventions
X3 Polyethylene, N2Vac Polyethylene
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years to 85 Years
Enrollment
518 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2023
U.S. locations
3
States / cities
Phoenix, Arizona • Jacksonville, Florida • Rochester, Minnesota
Completed No phase listed Observational

10003 PRO Current Products

NCT01497730
Conditions
Osteoarthritis
Interventions
Total Knee Replacement
Device
Lead sponsor
DePuy Orthopaedics
Industry
Eligibility
22 Years to 80 Years
Enrollment
842 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
11
States / cities
Orange, California • San Diego, California • Fort Collins, Colorado + 8 more
Conditions
Arthroplasty, Replacement, Knee
Interventions
Triathlon® PS Total Knee System
Device
Lead sponsor
Stryker Orthopaedics
Industry
Eligibility
21 Years to 80 Years
Enrollment
409 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2014
U.S. locations
11
States / cities
Columbus, Georgia • Indianapolis, Indiana • Boston, Massachusetts + 7 more
Active, not recruiting Not applicable Interventional

Triathlon All-Polyethylene Tibia Outcomes Study

NCT04636190
Conditions
Arthropathy of Knee, Replacement, Knee Arthritis
Interventions
Triathlon All-Polyethylene Tibia Knee
Device
Lead sponsor
Stryker Orthopaedics
Industry
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2033
U.S. locations
6
States / cities
Lansing, Michigan • Buffalo, New York • Syracuse, New York + 3 more