Clinical trialNCT00282893CompletedPhase 2Interventional

Balloon Prophylaxis of Aneurysmal Vasospasm

SponsorUniversity of California, DavisEnrollment170AneurysmVasospasm

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The purpose of this study is to determine if early transluminal ballooning of the major cerebral arteries prevents severe vasospasm and improves neurological outcome in patients with Fisher Grade III aneurysmal subarachnoid hemorrhage.

clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Jan Paul Muizelaar, MD, PhD
Professor and Chairman, Department of Neurological Surgery, University of California, Davis
Principal Investigator
clinicaltrials.gov ↗
Jonathan Hartman, MD
Interventional Neuroradiologist, University of California, Davis
Principal Investigator
clinicaltrials.gov ↗
Marike Zwienenberg, MD
University of California, Davis
Principal Investigator
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

5 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

Canada

University of Toronto
Toronto, Ontario, Canada

Netherlands

University Medical Center Utrecht, Trialbeureau Neurodivisie, Heidelberglaan 100
Utrecht, Netherlands

United States

Coordinating Center: University of California, Davis Medical Center, Department of Neurological Surgery
Sacramento, California, United States
Vanderbilt University Medical Center
Nashville, Tennessee, United States
University of Washington - Harborview Medical Center
Seattle, Washington, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 31 Oct 2000
Primary completion: 30 Sept 2006
Completion: 31 Dec 2006
Last update posted: 15 Feb 2017
Registered enrollment: 170
Registry id: NCT00282893

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.