Cow-Tissue patch tested for brain lining repair
NCT ID NCT07371091
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study monitors a collagen membrane made from cow tissue that is used to repair the dura mater, the protective layer around the brain and spinal cord. Researchers will track 110 patients to see how often the patch causes problems that need another surgery, and how well it works overall. The goal is to confirm the product's safety and performance in real-world use.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- collagen dura membrane (from cow tissue)
- What this could lead to
- If successful, this could confirm that the collagen membrane is a safe and effective option for repairing the brain's protective lining during surgery.
- What could go wrong
- This is an observational post-market study, not a controlled trial, so it cannot prove the membrane is better than other options. Risks include infection, CSF leak, or need for additional surgery.
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 110 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Jul 2026
An estimate. Start dates often move.
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
All patients with a dural defect requiring repair with a dural substitute.
- Ages
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18 years and older
- 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: * Patients with a dural defect requiring repair with a dural substitute as per routine clinical practice * Patient is 18 years or older * Patient of child-bearing potential is not pregnant or nursing * Participant is willing and able to provide consent Exclusion Criteria: * Patients with a known history of hypersensitivity to bovine derived materials * Patients that are non-English speaking * Patients requiring legal representation
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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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Massachusetts General Hospital
Boston, Massachusetts, 02114, United States
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Rush University Medical Center
Chicago, Illinois, 60612, United States
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