New study tests simpler ACL graft to preserve leg strength

NCT ID NCT03433170

Completed Disease control Sponsor: Fundacion Clinica Valle del Lili Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This trial compared two types of hamstring tendon grafts for repairing a torn anterior cruciate ligament (ACL) in the knee. 42 patients received either a graft using only the semitendinosus tendon or a graft using both the semitendinosus and gracilis tendons. The main goal was to see if using just one tendon affected leg strength differently than using two.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: surgical procedure (quadrupled semitendinosus graft or combined semitendinosus-gracilis graft)
What this could lead to: If successful, this could show that using only the semitendinosus tendon preserves hamstring strength just as well as using both tendons, potentially reducing surgical side effects.
What could go wrong: This is a small, completed trial with only 42 participants, so results may not apply to everyone. The study focuses on strength and re-rupture rates, but long-term outcomes are not yet clear.

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Conditions

The condition(s) this trial relates to.

Anterior Cruciate Ligament Injuries

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

ANTERIOR CRUCIATE LIGAMENT INJURY

Contacts and locations

Locations

Fundacion Valle del Lili

Cali, Valle del Cauca Department, Colombia

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