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ClinicalTrials.gov public records Last synced Sep 17, 2026, 1:37 AM EDT

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Showing 25–42 of 18 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: QUAD Clear all
Not listed Not applicable Interventional Accepts healthy volunteers

Two Time a Week vs. Five Time a Week Blood Flow Restriction Training Program for the Lower Extremity.

NCT05342909
View directory record Official record
Conditions
Blood Flow Restriction Training
Interventions
5x a week BFR training group, 2x a week BFR training group
Other
Lead sponsor
George Fox University
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
Newberg, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 24, 2022 · Synced Sep 17, 2026, 1:37 AM EDT
Completed Phase 2 Interventional

Proton Re-Irradiation for Recurrent Head and Neck Cancer

NCT03217188
View directory record Official record
Conditions
Head and Neck Cancer
Interventions
conventionally fractionated full dose re-irradiation, hypofractionated palliative re-irradiation
Radiation
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
9
States / cities
Miami, Florida • Basking Ridge, New Jersey • Middletown, New Jersey + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced Sep 17, 2026, 1:37 AM EDT
Active, not recruiting Phase 2 Interventional

"QUAD SHOT" Radiotherapy With Pembrolizumab in Patients With Recurrent Head & Neck Cancer

NCT04373642
View directory record Official record
Conditions
Head and Neck Cancer
Interventions
Pebrolizumab + QUADSHOT Radiotherapy
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Sep 17, 2026, 1:37 AM EDT
Enrolling by invitation No phase listed Observational

Blood Flow Restriction Following ACLR w/Quad Autograft

NCT06636045
View directory record Official record
Conditions
Autografts, Blood Flow Restriction Therapy, Rehabilitation Outcome, Quadriceps Muscle Strength, Anterior Cruciate Ligament Reconstruction
Interventions
Not applicable- observational study
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
14 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 5, 2025 · Synced Sep 17, 2026, 1:37 AM EDT
Completed Phase 1 Interventional

A Pharmacodynamic Study of the Apheresis Product of Multiple Myeloma Patients Undergoing Quad-induction Followed by Motixafortide + G-CSF Mobilization

NCT06547112
View directory record Official record
Conditions
Multiple Myeloma
Interventions
Motixafortide, G-CSF
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 78 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Sep 17, 2026, 1:37 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

HIV Non-Occupational Post-Exposure Prophylaxis

NCT01855867
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Single Dose Elivitegravir (150mg), Combicistat (150mg), Emtricitabine (200mg), Tenofovir DF (300mg)
Drug
Lead sponsor
Kenneth H. Mayer, MD
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 18, 2022 · Synced Sep 17, 2026, 1:37 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Straight Leg Raise Continuation

NCT05568784
View directory record Official record
Conditions
Quadriceps Muscle Atrophy, Leg Injury
Interventions
Straight Leg Raise exercise
Other
Lead sponsor
Andrews Research & Education Foundation
Other
Eligibility
18 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Gulf Breeze, Florida
Source: ClinicalTrials.gov public record
Updated Feb 20, 2024 · Synced Sep 17, 2026, 1:37 AM EDT
Not listed Not applicable Interventional

The Effect of Fertilized ACL Technique on Outcomes of ACL Reconstruction in Young Adults

NCT04178538
View directory record Official record
Conditions
ACL Tear, ACL Injury, Arthroscopy, Anterior Cruciate Ligament Tear
Interventions
ACL reconstruction with bone marrow, demineralized bone marix, and internal brace augmentation, Standard ACL reconstruction with all inside technique
Procedure
Lead sponsor
Marshall University
Other
Eligibility
14 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Huntington, West Virginia
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Sep 17, 2026, 1:37 AM EDT
Completed Phase 2 Interventional Results available

Quad Shot Radiotherapy in Combination With Immune Checkpoint Inhibition

NCT04454489
View directory record Official record
Conditions
Advanced Head and Neck Squamous Cell Carcinoma, Recurrent Head and Neck Squamous Cell Carcinoma, Metastatic Head-and-neck Squamous-cell Carcinoma, Stage III Cutaneous Squamous Cell Carcinoma of the Head and Neck, Locally Advanced Head and Neck Squamous Cell Carcinoma, Stage IV Cutaneous Squamous Cell Carcinoma of the Head and Neck
Interventions
Pembrolizumab (immunotherapy), Quad-shot palliative radiotherapy
Drug · Radiation
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Sep 17, 2026, 1:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Quad Resection (Hot Snare vs Cold Snare vs Hot EMR vs Cold EMR)

NCT03462706
View directory record Official record
Conditions
Colon Cancer, Colon Polyp, Colon Adenoma
Interventions
Cold Snare, Hot Snare, Cold EMR, Hot EMR
Procedure
Lead sponsor
Indiana University
Other
Eligibility
40 Years and older
Enrollment
238 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 14, 2023 · Synced Sep 17, 2026, 1:37 AM EDT
Completed Not applicable Interventional

Four-Drug Combination Therapy With Zidovudine, Lamivudine, 1592U89 (Abacavir), and 141W94 (Amprenavir) in HIV-Infected Patients

NCT00006617
View directory record Official record
Conditions
HIV Infections
Interventions
Abacavir sulfate, Amprenavir, Lamivudine, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2007
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 14, 2015 · Synced Sep 17, 2026, 1:37 AM EDT
Completed Not applicable Interventional

A Study of the Effectiveness of Different Types of Exercise for People With Knee Osteoarthritis

NCT00519922
View directory record Official record
Conditions
Knee Osteoarthritis
Interventions
Kinesthesia, Balance, and Agility (KBA) Exercise, Standard LE Strength Training
Other
Lead sponsor
The Arthritis Research Institute of America
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Clearwater, Florida
Source: ClinicalTrials.gov public record
Updated Jul 21, 2008 · Synced Sep 17, 2026, 1:37 AM EDT
Recruiting Not applicable Interventional

Quadriceps Tendon Versus Bone Patellar Tendon Bone Autograft ACL Reconstruction RCT

NCT05461326
View directory record Official record
Conditions
Orthopedic Disorder, Anterior Cruciate Ligament Injuries
Interventions
Quad tendon, BTB
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
14 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 17, 2026, 1:37 AM EDT
Completed Not applicable Interventional

Palliative Expeditiously Adaptive Quad Shot Radiation Therapy (PEAQ-RT)

NCT04379505
View directory record Official record
Conditions
Head and Neck Cancer
Interventions
Ring gantry kV-CBCT combined with linear accelerator (Halcyon), Quad shot radiation
Device · Radiation
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 7, 2023 · Synced Sep 17, 2026, 1:37 AM EDT
Active, not recruiting No phase listed Observational

Personalized Therapy Study - Attain Stability Quad Post-Approval Study

NCT04024943
View directory record Official record
Conditions
Heart Failure
Interventions
Quadripolar LV Lead
Device
Lead sponsor
Medtronic
Industry
Eligibility
Not listed
Enrollment
1,092 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
72
States / cities
Anchorage, Alaska • Chandler, Arizona • Jonesboro, Arkansas + 62 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 17, 2026, 1:37 AM EDT
Active, not recruiting Not applicable Interventional

STABILITY 2: Anterior Cruciate Ligament Reconstruction +/- Lateral Tenodesis With Patellar vs Quad Tendon

NCT03935750
View directory record Official record
Conditions
Anterior Cruciate Ligament Injury, Anterior Cruciate Ligament Reconstruction, Joint Instability
Interventions
Anterior cruciate ligament reconstruction (ACLR), Lateral extra-articular tenodesis (LET)
Procedure
Lead sponsor
University of Pittsburgh
Other
Eligibility
14 Years to 25 Years
Enrollment
1,272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
14
States / cities
Redwood City, California • San Francisco, California • Orlando, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 17, 2026, 1:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Soft Tissue Therapy and Exercise on Hamstring Tightness

NCT03651141
View directory record Official record
Conditions
Hamstring Tightness, Myofascial Pain, Musculoskeletal Pain
Interventions
Neurodynamic Sliding, Myofascial Decompression, Diathermy
Other
Lead sponsor
Oklahoma State University
Other
Eligibility
18 Years to 25 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Stillwater, Oklahoma
Source: ClinicalTrials.gov public record
Updated Aug 30, 2018 · Synced Sep 17, 2026, 1:37 AM EDT
Completed No phase listed Observational

Personalized CRT - MPP Post Approval Study

NCT03232944
View directory record Official record
Conditions
Heart Failure
Interventions
Cardiac Resynchronization Therapy - MPP
Device
Lead sponsor
Medtronic
Industry
Eligibility
Not listed
Enrollment
1,338 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
46
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Chula Vista, California + 41 more
Source: ClinicalTrials.gov public record
Updated Feb 16, 2021 · Synced Sep 17, 2026, 1:37 AM EDT