The Effect of Sympathetic Modulation on Cerebral Vasospasm Secondary to Aneurysmal Subarachnoid Hemorrhage

Paused · Not applicable · Has a placebo group

Conditions studied: Vasospasm, Cerebral, Aneurysmal Subarachnoid Hemorrhage

In brief

The purpose of the study is to see that in addition to existing therapy, how well an additional procedure named spinal cord stimulation might reduce blood vessel spasm from aneurysm rupture.

Key facts

Study ID

NCT06443177

Run by

University of Alabama at Birmingham

People needed

25

Starts

2026-07-31

Expected to finish

2027-07-31

Last updated by the study team

2026-07-17

Who can join

Age: 18 and older, up to 65. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Provision of signed and dated informed consent form
• Stated willingness to comply with all study procedures and availability for the duration of the study
• Diagnosed with Fisher grade 3 or 4 aneurysmal subarachnoid hemorrhage (1)
• Ability to undergo endovascular treatment of aneurysmal subarachnoid hemorrhage
• For females of reproductive potential: Negative pregnancy test at time of treatment
• Plan to undergo standard of care and follow-up

You may not qualify if…

• Medically unfit to undergo endovascular treatment (e.g., Hunt Hess grade 5)
• Does not provide consent for the procedure.
• Posterior circulation aneurysmal subarachnoid hemorrhage.
• Initial aneurysm treatment after post bleed day 1

Where it is running

• University of Alabama at Birmingham — Birmingham, Alabama, United States

Full record on ClinicalTrials.gov

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