← Back to Clinical Trials
Recruiting NCT04149977

NCT04149977 Blood Flow Restriction Therapy in Lower Limb Extensor Injuries

◆ AI Clinical Summary
Plain-language summary for patients
Clinical Trial Summary
NCT ID NCT04149977
Status Recruiting
Phase —
Sponsor NYU Langone Health
Condition Lower Limb Injury
Study Type INTERVENTIONAL
Enrollment 128 participants
Start Date 2021-09-01
Primary Completion 2026-02-01

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age 65 Years
Study Type INTERVENTIONAL
Interventions
Physical Therapy with pressure cuffPhysical Therapy with placebo pressure cuff

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

This trial targets 128 participants in total. It began in 2021-09-01 with a primary completion date of 2026-02-01.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The primary objective of the study is to determine the efficacy of blood flow restriction therapy on patients with lower limb extensor injuries by measuring pre and post blood flow restriction therapy strength and muscle mass.

Eligibility Criteria

Inclusion Criteria: * Must be at least 18 years of age and younger than 65 years of age * ASA class I-II * Diagnosed with a lower limb extensor injury (quadriceps tendon rupture, patella tendon rupture, patella fracture) * Intention to receive physical therapy as standard of care Exclusion Criteria: * Legally incompetent or mentally impaired (e.g. minors, Alzheimer's subjects, dementia, etc.) * Younger than 18 years of age or older than 65 * Any patient considered a vulnerable subject * Patients with impaired circulation, peripheral vascular compromise, previous revascularization of the extremity, or severe hypertension * Concomitant lower extremity traumatic injuries, delaying or precluding the subject's ability to participate in the therapy * Immobile or use of mobile assistive device prior to injury * No prior extensor injuries * Patients with Sickle cell anemia or venous thromboembolism * Patients with cancer or Lymphectomies * Patients with increased intracranial pressure * Patients with intention to receive standard therapy and not the study therapy

Contact & Investigator

Central Contact

Samy Shelbaya

✉ Samy.shelbaya@nyulangone.org

📞 517-575-5522

Principal Investigator

Guillem Gonzales-Lomas, MD

PRINCIPAL INVESTIGATOR

NYU Langone

Frequently Asked Questions

Who can join the NCT04149977 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, up to 65 Years, studying Lower Limb Injury. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

Is NCT04149977 currently recruiting?

Yes, NCT04149977 is actively recruiting participants. Contact the research team at Samy.shelbaya@nyulangone.org for enrollment information.

Where is the NCT04149977 trial being conducted?

This trial is being conducted at New York, United States.

Who is sponsoring the NCT04149977 clinical trial?

NCT04149977 is sponsored by NYU Langone Health. The principal investigator is Guillem Gonzales-Lomas, MD at NYU Langone. The trial plans to enroll 128 participants.

Related Trials

ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: November 2026  ·  Data Methodology