Status:

COMPLETED

Transcutaneous (Tragus) Vagal Nerve Stimulation for Post-op Afib

Lead Sponsor:

University of California, Los Angeles

Collaborating Sponsors:

University of Oklahoma

Conditions:

Atrial Fibrillation

Eligibility:

All Genders

18-80 years

Phase:

NA

Brief Summary

Patients undergoing cardiac surgery are at high risk of developing atrial fibrillation (AF), with estimated rates of 30-50% and occurs at approximately 2-4 days after surgery. The autonomic nervous sy...

Detailed Description

The trial will have two study arms: active tVNS vs. sham tVNS. Patients will be randomized to active tVNS vs. sham tVNS and will receive optimal post-op care in both arms. Active tVNS (Parasym device,...

Eligibility Criteria

Inclusion

  • Patients scheduled to undergo coronary artery bypass surgery, major vascular/aneurysm repair requiring bypass, valvular replacement or repair, or both, for clinically indicated reasons.
  • Age ≥ 18 years.
  • Sinus rhythm at baseline.
  • Provision of signed informed consent and stated willingness to comply with all study procedures for duration of the study

Exclusion

  • Emergent surgery
  • Anticipated amiodarone use
  • Patients with permanent or persistent atrial fibrillation
  • Planned concomitant atrial Maze procedure
  • Complex congenital heart disease
  • Women who are pregnant (as evidenced by pregnancy test if pre-menopausal).
  • Left ventricular assist device or status post orthotopic heart or lung transplantation
  • Unable or unwilling to comply with protocol requirements.
  • Known channelopathy such as Brugada syndrome, long QT syndrome, or Catecholaminergic monomorphic ventricular tachycardia
  • Symptomatic sinus bradycardia or sinus node dysfunction at baseline without an implantable pacemaker.
  • Complete heart block or trifascicular block without an implantable pacemaker
  • Recurrent vasovagal syncope
  • Unilateral or bilateral vagotomy
  • Chronic amiodarone use

Key Trial Info

Start Date :

September 20 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

April 25 2024

Estimated Enrollment :

77 Patients enrolled

Trial Details

Trial ID

NCT04514757

Start Date

September 20 2021

End Date

April 25 2024

Last Update

February 24 2025

Active Locations (2)

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Page 1 of 1 (2 locations)

1

University of California, Los Angeles

Los Angeles, California, United States, 90095

2

University of Oklahoma

Oklahoma City, Oklahoma, United States, 73104