Scientists fake knee injuries to unlock muscle secrets
NCT ID NCT06999057
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at how a simulated knee injury changes the way your thigh muscle works. Healthy young adults will have their knee temporarily numbed or filled with fluid to mimic injury, then complete a single 2-hour muscle test session. The goal is to better understand muscle inhibition after real knee injuries and help design better rehab programs.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Early phase 1
The earliest testing in people: a first look at safety, in a very small group.
- Participants
-
About 45 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
-
Aug 2026
An estimate. Start dates often move.
- Expected to finish
-
Aug 2027
An estimate. End dates often move.
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 to 30 years
- Sex
-
Anyone
- Healthy volunteers
-
Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Age 18-30 years 2. Physically active (Tegner ≥ 5) 3. No prior lower-limb surgery or major injury Exclusion Criteria: 1. Lower limb surgery or significant injury in past 2 years 2. Cardiopulmonary, neurological, or psychiatric disorders 3. Needle/electrical stimulation anxiety 4. Medications affecting neuromuscular or psychological function 5. Pregnancy 6. Allergic to lidocaine 7. Inability to elicit Hoffmann reflex
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Knee injury simulation are added.
Genom att skicka in godkänner du våra Användarvillkor
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
-
The places running it
1 site. The list below names each one and where it is.
-
The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
-
A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
-
University of Central Florida
RECRUITINGOrlando, Florida, 32816, United States