Cerebral Blood Flow Evaluation With Trancranial Doppler After Interscalene Nerve Block

Trial ID or NCT#



not recruiting iconNOT RECRUITING


The purpose of this study is to assess cerebral blood flow velocity (CBFV) following regional anesthesia for shoulder surgery. The results of this study will help to further understand the physiologic effect of the interscalene nerve block on cerebral blood flow.

Official Title

Cerebral Blood Flow Evaluation With Trancranial Doppler After Unilateral Interscalene Nerve Block: Observational Prospective Study

Eligibility Criteria

Ages Eligible for Study: 18 Years to 85 Years
Sexes Eligible for Study: ALL
Accepts Healthy Volunteers: Yes
Inclusion Criteria:
  1. * Patients undergoing orthopedic surgery and with an indication for preoperative insertion of interscalene nerve block* 18-85 years old* Give consent to participate in study
Exclusion Criteria:
  1. * Cannot give consent* Patients who are clinically unstable or require urgent/emergent intervention


Anna Maria Bombardieri
Clinical Assistant Professor, Anesthesiology, Perioperative and Pain Medicine

Contact us to find out if this trial is right for you.


Anna Maria Bombardieri, MD, PhD