Examining muscle strength and stability after ACL reconstruction

Association of Strength and Proprioception Parameters With Qualitative Assessment of Functional Tasks After ACL Reconstruction

University Hospital, Caen · NCT06524869

This study looks at how muscle strength and balance after ACL surgery affect knee stability and the risk of re-injury in athletes.

Quick facts

Study typeObservational
Enrollment25 (estimated)
Ages18 Years to 40 Years
SexAll
SponsorUniversity Hospital, Caen (other)
Locations1 site (Caen)
Trial IDNCT06524869 on ClinicalTrials.gov

What this trial studies

This observational study investigates the relationship between neuromuscular parameters and functional assessments in patients who have undergone anterior cruciate ligament (ACL) reconstruction. It focuses on measuring knee strength and proprioception using isokinetic dynamometry, alongside biomechanical assessments from functional tests such as single-leg hops and landing tasks. The study aims to understand how these factors influence knee stability and the risk of secondary ACL injuries during athletic activities, specifically at 6 to 12 months post-surgery.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18-40 who have had a first ACL reconstruction more than 6 months ago and are part of a sports medicine care pathway.

Not a fit: Patients with previous lower limb ligament surgeries, complex ligament injuries, or those with recent muscle injuries may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could enhance rehabilitation protocols and reduce the risk of re-injury for athletes recovering from ACL reconstruction.

How similar studies have performed: Other studies have shown success in using similar neuromuscular assessments to predict outcomes in ACL rehabilitation, indicating a promising approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adult patients, aged 18-40, who have undergone a first ACL reconstruction more than 6 months ago and are being followed in a sports medicine care pathway
* Affiliated with a health insurance plan
* Information form: Non-objection to the use of data for research purposes

Exclusion Criteria:

* Previous ligament surgery of the lower limbs prior to ACL reconstruction
* Complex ligament injury (lateral ligaments, posterior cruciate ligament)
* Recent muscle injuries
* History of injury to the uninjured knee
* Pregnant woman
* Neurological history with residual effects or taking medication that affects balance/coordination
* Inability to perform a muscular assessment
* Postoperative complications (deep vein thrombosis, sepsis, stiffness/arthrofibrosis)

Where this trial is running

Caen

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: ACL Injury

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.