Can a collagen suture help torn shoulder tendons heal better?
NCT ID NCT06971497
First seen Aug 28, 2026 · Last updated Aug 28, 2026
Summary
Researchers at the Cleveland Clinic are testing a new type of suture called ActivBraid for repairing torn rotator cuff tendons in the shoulder. The suture is coated with collagen, a protein that makes up tendons and bones, which may help the tendon heal more firmly to the bone. The study will enroll up to 65 people aged 18 to 75 with a full-thickness tear of the supraspinatus or infraspinatus tendon. Participants will undergo arthroscopic repair with ActivBraid, and researchers will track healing using MRI and CT scans, as well as shoulder strength and patient-reported outcomes, over two years.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- ActivBraid™ Collagen Co-Braid suture, a device made of polyethylene and cow-skin collagen, used during rotator cuff repair surgery
- What this could lead to
- If it works, this suture could improve tendon healing after rotator cuff repair, potentially leading to better shoulder function and fewer re-tears.
- What could go wrong
- This is a small, early-stage study, and the collagen coating may not improve healing over standard sutures. There is also a risk of allergic reaction to cow-derived collagen.
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.
- Participants
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About 65 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Aug 2025
- Expected to finish
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Aug 2029
An estimate. End dates often move.
- Lead sponsor
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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.
Who is studied
Patients undergoing primary arthroscopic rotator cuff repair
- Ages
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18 to 75 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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: * 18-75 years * acute or chronic, reparable, 1-5 cm full thickness tear of the supraspinatus and/or infraspinatus tendons Exclusion Criteria: * prior ipsilateral shoulder surgery * outstanding worker's compensation claim * symptomatic cervical spine disease * a frozen shoulder * advanced glenohumeral arthritis * isolated subscapularis tear * significant radiation exposure for other medical reasons. * known is advance to be claustrophobic * known history of hypersensitivity to bovine-derived materials.
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Conditions
The condition(s) this trial relates to.
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.
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The places running it
2 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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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
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Cleveland Clinic
RECRUITINGCleveland, Ohio, 44195, United States
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Cleveland Clinic
RECRUITINGCleveland, Ohio, 44195, United States
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