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ClinicalTrials.gov public records Last synced Oct 14, 2026, 1:27 PM EDT

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Showing 625–648 of 861 matching trials from the live ClinicalTrials.gov search.
Conditions
Pain Management, Function, Minimally Invasive Total Knee Arthroplasty, Celecoxib
Interventions
Celecoxib
Drug
Lead sponsor
St. Louis Joint Replacement Institute
Other
Eligibility
Not listed
Enrollment
107 participants
Timeline
2007 – 2009
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Results available

A Study to Compare the NexGen LPS and LPS-Flex Knee Implants

NCT00763386
Conditions
Total Knee Arthroplasty, Osteoarthritis
Interventions
NexGen LPS-Flex Fixed Bearing Knee, NexGen Legacy Posterior Stabilized Knee
Device
Lead sponsor
Zimmer Biomet
Industry
Eligibility
21 Years to 80 Years
Enrollment
331 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2010
U.S. locations
14
States / cities
Birmingham, Alabama • Decatur, Georgia • Springfield, Illinois + 11 more
Conditions
Pain, Postoperative, Satisfaction
Interventions
Ropivacaine
Drug
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years to 80 Years
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Total Knee Replacement, Mediation, Feasibility
Interventions
Mindfulness Meditation Intervention
Other
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New York, New York
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Metal Ion Concentrations After Total Knee Arthroplasty

NCT06447922
Conditions
Arthroplasty, Replacement, Knee, Total Knee Replacement, Blood Metal Ion Concentration
Interventions
Metal ion level testing
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 100 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Total Knee Arthroplasty
Interventions
Smartglasses
Procedure
Lead sponsor
MetroHealth Medical Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Osteoarthritis
Interventions
Active Device (Torino II), Sham Device (Torino II)
Device
Lead sponsor
Center for Joint Surgery and Sports Medicine, Maryland
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
1
States / cities
Hagerstown, Maryland
Completed Not applicable Interventional Results available

Educational Intervention for Knee Pain

NCT00324857
Conditions
Osteoarthritis
Interventions
Decision Aid Video, Motivational Interviewing, MI plus Decision aid, Attention control
Behavioral · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Enrollment
663 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
3
States / cities
Cleveland, Ohio • Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania
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
Conditions
Anesthesia, Spinal, Arthroplasty, Replacement, Knee, Pain Management, Early Ambulation, Ambulatory Surgical Procedures
Interventions
Mepivacaine, Bupivacaine
Drug
Lead sponsor
Henry Ford Health System
Other
Eligibility
40 Years to 90 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
West Bloomfield, Michigan
Completed Phase 4 Interventional Results available

Evaluating Vitamin D3 Supplement on Post-Op Outcomes

NCT04177758
Conditions
Knee Osteoarthritis
Interventions
Vitamin D, Control
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Osteoarthritis, Pain
Interventions
Placebo, Fulranumab 1 mg, Fulranumab 3 mg
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 99 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
7
States / cities
El Cajon, California • Sherman Oaks, California • Miami, Florida + 4 more
Conditions
ARTHROPLASTY, REPLACEMENT
Interventions
PACE, Delayed PACE
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
40 Years to 79 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Osteoarthritis, Knee
Interventions
Ropivacaine Continuous Infusion, Ropivacaine Intermittent Bolus, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 89 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Hip Fracture, Osteoarthritis, Femur Head Necrosis
Interventions
Essential amino acid supplement, Ketoconazole, Placebo
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
30 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Acute Pain, Chronic Pain, Knee Pain Chronic, Neuropathic Pain
Interventions
Venlafaxine 37.5 MG, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
San Francisco, California
Terminated Not applicable Interventional

Cemented vs. Cementless TKA

NCT04597684
Conditions
Total Knee Arthroplasty (TKA)
Interventions
Cementless Total Knee Arthroplasty, Cemented Total Knee Arthroplasty
Procedure
Lead sponsor
OrthoCarolina Research Institute, Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Charlotte, North Carolina
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Blood-Flow Restriction Exercise Following a Knee Replacement

NCT04018638
Conditions
Knee Injuries, Knee Osteoarthritis, Knee Arthritis
Interventions
B-FREE
Other
Lead sponsor
Michigan Technological University
Other
Eligibility
40 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Houghton, Michigan
Conditions
Knee Arthroplasty, Total
Interventions
ultrasound guided injection of local anesthetic between the popliteal artery and the capsule of the knee (iPACK)
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 99 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Total Knee Arthroplasty
Interventions
Study Group: Experimental, Control Group
Procedure
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 90 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
New York, New York
Conditions
Osteoarthritis
Interventions
Patient record review, Radiographs, and questionaires.
Other
Lead sponsor
Medacta USA
Industry
Eligibility
Not listed
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Boise, Idaho
Active, not recruiting No phase listed Observational

Hospital for Special Surgery Knee Arthroplasty Cohort

NCT00454467
Conditions
Knee Arthroplasty
Interventions
Baseline Questionnaire, Operative Data, Intra-operative data will be collected post-operatively, In-hospital post-operative data will be collected, Satisfaction data will be extracted from Press/Ganey and on follow-up questionnaires, Cost Data, Follow-up questionnaires
Procedure
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Arthroplasty, Replacement, Knee, Pain, Postoperative
Interventions
Genetic Panel for Analgesics
Genetic
Lead sponsor
TriHealth Inc.
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Pain
Interventions
Suzetrigine, Placebo
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Bellaire, Texas • Houston, Texas