Comparing two dural sealants for preventing cerebrospinal fluid leaks after brain surgery
Official title: A Multicenter, Single-Blind, Prospective Randomized Post-Approval Study Comparing the Safety and Effectiveness of CraniSeal Dural Sealant to DuraSeal Dural Sealant for Dural Sealing in Elective Cranial Surgery
Run by Pramand LLC · NCT06406790 · Data updated 2026-11-12
This study is testing whether a new sealant called CraniSeal is as good as the existing DuraSeal at preventing leaks of spinal fluid after brain surgery.
Quick facts
| Phase | Phase 4 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 224 (estimated) |
| Sponsor | Pramand LLC Industry-sponsored |
| Locations | 8 sites (Los Angeles, California and 7 other locations) |
| Status | Recruiting |
| Started | May 29, 2024 |
| Main results expected | February 2027 |
| Study ends | February 2027 |
| Registry record updated | February 20, 2026 |
| Trial ID | NCT06406790 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults aged 18 and older scheduled for elective cranial procedures involving a dural incision.
✕Probably not a fit
Patients requiring procedures that penetrate air sinuses or have had prior neurosurgery in the same area may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study aims to collect post-approval data to compare the safety and effectiveness of CraniSeal Dural Sealant against DuraSeal Dural Sealant. It focuses on patients undergoing elective cranial surgery that involves a dural incision, assessing whether CraniSeal is non-inferior to DuraSeal in preventing post-operative cerebrospinal fluid leaks. The study will also evaluate additional safety outcomes, including surgical site infections and adverse events related to the devices used. Participants will be monitored for their recovery and any complications following the procedure.
Why it matters
Potential benefit: If successful, this study could provide a safer and more effective option for preventing cerebrospinal fluid leaks in patients undergoing cranial surgery.
How similar studies have gone: Other studies have shown success with similar approaches in evaluating dural sealants, indicating a promising avenue for further investigation.
Who can join: the full rules
Show full inclusion / exclusion criteria
General Inclusion Criteria: 1. Patient is ≥ 18 years of age 2. Patient is scheduled for an elective infratentorial or supratentorial cranial procedure under general anesthesia that entails a dural incision 3. Patient requires a procedure involving surgical wound classification Class I/Clean 4. Patient signs a written Informed Consent form to participate in the study, prior to any study mandated determinations or procedures. 5. Patients who are able to comply with study requirements. General Exclusion Criteria: 1. Patient requires a procedure involving translabyrinthine, transsphenoidal, transoral and/ or any procedure that penetrates the air sinus or mastoid air cells; superficial penetration of air cells are not excluded 2. Patient has had a prior intracranial neurosurgical procedure in the same anatomical location 3. Patient with diagnosis of severely altered renal (creatinine levels \> 2.0 mg/dL) or hepatic (total bilirubin \> 2.5 mg/dL) function 4. Patient diagnosed with a compromised immune system or autoimmune disease (WBC count less than 4000/uL or greater than 20,000/uL) 5. Patients undergoing cranial procedures involving petrous bone drilling 6. Patients with traumatic injuries to the head or dural disease in planned dural closure area 7. Patients who are pregnant or lactating 8. Patient with an active infection 9. Patient is undergoing cranial procedures involving non-autologous duraplasty material that are not collagen based 10. Patients requiring re-opening of planned surgical area within 90 days after surgery. 11. Patient with a known allergy to FD\&C Blue #1 dye 12. Patient is not able to tolerate multiple Valsalva maneuvers, or transient elevation of CSF pressure during Valsalva maneuvers is not possible (e.g. the presence of a temporary or permanent CSF shunt 13. Presence of hydrocephalus 14. Patient with a diagnosis of uncontrolled diabetes (e.g., persistent HbA1c elevation of \>9% despite standard diabetes care), 15. Patient has a documented, uncorrectable clinically significant coagulopathy (e.g., PTT\>37 seconds or INR \>1.5 units) 16. Patient is not likely to comply with the follow-up evaluation schedule. 17. Contraindications to both an MRI and CT scan. 18. Patients participating in any investigational device study within 30 days or currently receiving an investigational drug/biologic therapy. (Observational studies on FDA approved products are not applicable) 19. Patients diagnosed with Meningiomatosis (multiple meningiomas)
Where it's running
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Mayo Clinic
Jacksonville, Florida, United States Recruiting -
Tampa General Hospital
Tampa, Florida, United States Recruiting -
Augusta University
Augusta, Georgia, United States Recruiting -
Brigham and Women's Hospital
Boston, Massachusetts, United States Recruiting -
Mayo Clinic
Rochester, Minnesota, United States Recruiting -
Jacobs Institute
Buffalo, New York, United States Recruiting
Show 2 more locations
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Prisma Health
Greenville, South Carolina, United States Recruiting -
Keck Medical Center at USC
Los Angeles, California, United States Completed
Study contacts
- Study coordinator: M Pace
- Email: mike.pace@pramandllc.com
- Phone: 6172335873
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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TachoSil vs DuraSeal for Supporting Dural Sealing in Adults
This retrospective study looks at whether TachoSil works as well as DuraSeal to prevent CSF leaks or pseudomeningoceles after cranial or spinal surgeries in adults.
-
Cerebrospinal fluid leak after brain tumor surgery
This project will look at adults having planned supratentorial craniotomy for intracranial tumors to see how often cerebrospinal fluid leaks occur and what complications they cause.
-
Sealant versus no sealant to prevent CSF leaks after endoscopic endonasal skull base surgery
We will try fibrin or synthetic sealants versus no sealant to see if they prevent postoperative CSF leaks in adults having endoscopic endonasal skull base surgery who are judged to be at low risk for leaks.
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Registry for spontaneous intracranial hypotension and post-dural puncture headache
This study is collecting information from people with spinal fluid leaks to better understand the causes and symptoms of headaches related to spontaneous intracranial hypotension and post-dural puncture headache.
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Dural Sealant Used After Neurosurgery to Help Ensure Watertight Closure
This registry follows adults who receive Immiseal after neurosurgical dural repair to see how safe and effective it is in real-world use.
-
Understanding post‑cardiac arrest brain injury through spinal fluid molecular analysis
This project will test whether detailed molecular analysis of spinal fluid from people who had a cardiac arrest can reveal targets for new treatments.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.