Status:

RECRUITING

Stellate Ganglion Block and Cerebral Vasospasm

Lead Sponsor:

Beijing Tiantan Hospital

Conditions:

Aneurysmal Subarachnoid Hemorrhage

Stellate Ganglion Block

Eligibility:

All Genders

18-65 years

Phase:

NA

Brief Summary

At present, cerebral vasospasm (cVS) is the main cause of delayed cerebral infarction (DCI), which leads to high disability and mortality rate after aneurysmal subarachnoid hemorrhage. As a consequenc...

Detailed Description

Cerebral vasospasm refers to the extensive segmental or diffuse contraction of cerebral vasculature after aSAH, and cerebral blood flow is significantly reduced, which can lead to delayed cerebral isc...

Eligibility Criteria

Inclusion

  • Age range: 18-65 years old;
  • Within 48 hours after onset of aSAH,and planning surgical treatment(aneurysm clipping);
  • Preoperative Hunt-Hess grade 2-3
  • Sign informed consent.

Exclusion

  • ASA \> grade III;
  • Patients with posterior circulation aneurysm, ophthalmic aneurysms or internal carotid aneurysms;
  • patients with multiple aneurysms;
  • Patients with severe coagulation dysfunction;
  • Patients with trauma and local infection in the nerve block area;
  • Local anatomic structure changes (neck structure changes caused by radiotherapy, chemotherapy and surgery);
  • MCA stenosis or infarction was found by preoperative imaging;
  • Patients with poor temporal window signal revealed by preoperative TCD (clear waveform image could not be obtained);
  • Allergy to known local anesthetics;
  • Pregnant and lactating women.

Key Trial Info

Start Date :

July 1 2021

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 30 2024

Estimated Enrollment :

202 Patients enrolled

Trial Details

Trial ID

NCT04691271

Start Date

July 1 2021

End Date

December 30 2024

Last Update

March 15 2024

Active Locations (1)

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Beijing Tiantan Hospital

Beijing, Beijing Municipality, China, 100070