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Clinical Trials/NCT07389850
NCT07389850Not yet recruitingNot Applicable

Evaluation of the Evolution of Proprioceptive Reweighting Abilities Following Anterior Cruciate Ligament Reconstruction Surgery - ReproEVO

University Hospital, Brest3 sites in 1 country34 target enrollmentStarted: February 20, 2026Last updated:
Interventions

Trial Snapshot

Phase
Not Applicable
Status
Not yet recruiting
Enrollment
34
Locations
3
Primary Endpoint
Assessment of progress in proprioceptive reweighting after knee ligament reconstruction

Study Overview

Brief Summary

Anterior cruciate ligament (ACL) injury is the most common knee injury among athletes who play contact sports involving pivoting. ACL reconstruction (ACLR) combined with rehabilitation is the standard treatment for ACL tears in athletes, and rehabilitation is one of the keys to success. The overall return to sport rate is 80%, but the return to pre-injury level of sport is only 65% and the return to the same level of competition is only 55%. The recurrence rate is close to 20%.

During rehabilitation and sports practice, proprioceptive information is essential for adjusting the muscle sensorimotor loop and enabling optimal movement.

Athletes can thus be classified as plastic or rigid . Our hypothesis is to show that the proportion of "plastic" patients 9 months post-operative following ACL reconstruction is higher than that found in the same population 3 months post-operative, thus demonstrating the progression of proprioceptive integration abilities after ACL reconstruction surgery.

Detailed Description

Anterior cruciate ligament (ACL) injury is the most common knee injury among athletes who play contact sports involving pivoting. ACL reconstruction (ACLR) combined with rehabilitation is the standard treatment for ACL tears in athletes, and rehabilitation is one of the keys to success. The overall return to sport rate is 80%, but the return to pre-injury level of sport is only 65% and the return to the same level of competition is only 55%. The recurrence rate is close to 20%. Although the number of studies on the subject is growing, there is currently no consensus on rehabilitation protocols.

During rehabilitation and sports practice, proprioceptive information is essential for adjusting the muscle sensorimotor loop and enabling optimal movement.

We have demonstrated that athletes and athletes after ACL reconstruction show variability in the integration of proprioceptive information during a complex balance task.

Athletes can thus be classified as plastic (able to vary the source of proprioceptive information depending on conditions) or rigid (unable to do so).

Our hypothesis is to show that the proportion of "plastic" patients 9 months post-operative following ACL reconstruction is higher than that found in the same population 3 months post-operative, thus demonstrating the progression of proprioceptive integration abilities after ACL reconstruction surgery.

Study Design

Study Type
Interventional
Allocation
Na
Intervention Model
Single Group
Primary Purpose
Other
Masking
None

Eligibility Criteria

Ages
15 Years to 40 Years (Child, Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Aged between 15 and 40;
  • Patients with ACL rupture scheduled for ACL reconstruction surgery;
  • Patients able to maintain a stable bipedal standing position without technical assistance and with their eyes closed;
  • Consent of the patient, parents, legal guardians, or guardians to the recording (for minor patients) of data for research and publication purposes.

Exclusion Criteria

  • Recent osteoarticular pathology (i.e., less than three months) of the lower limbs, whether traumatic or not, other than ACL rupture;
  • Proven disabling neurological pathology;
  • Pain in the musculoskeletal system during exercise (excluding the operated knee);
  • Fatigue assessed using the Borg scale > 6;
  • Skin allergy to an adhesive product.

Arms & Interventions

Patients with Anterior Cruciate Ligament

Experimental

Patients with Anterior Cruciate Ligament (ACL) rupture scheduled for ACL reconstruction surgery

Intervention: ReproEVO intervention (Procedure)

Outcomes

Primary Outcomes

Assessment of progress in proprioceptive reweighting after knee ligament reconstruction

Time Frame: Baseline, 3 months after surgery and 9 months after surgery

Difference between the mean proprioceptive reweighting coefficient (RPw) preoperatively and 3 months postoperatively

Secondary Outcomes

  • Assesment of the variation in weighting between before and after the operation(Baseline and 3 months postoperatively)
  • Assess postural control(Baseline, at 3 months postoperatively and at 9 months postoperatively)
  • Assess your Anterior Cruciate Ligament - Return to Sport and Injury (ACL-RSI) perception score(Baseline, at 3 months postoperatively and at 9 months postoperatively)
  • Assess the subjective IKDC activity score(Baseline, at 3 months postoperatively and at 9 months postoperatively)

Investigators

Sponsor Class
Other
Responsible Party
Sponsor

Study Sites (3)

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