Conditions: Post Operative Delirium; Cognitive Impairment; Vagus Nerve Stimulation; Depression
Interventions: Device: Transcutaneous vagal nerve stimulation; Device: Sham (No Treatment)
Sponsors: Northwestern University
Recruiting
Interventions: Device: Transcutaneous vagal nerve stimulation; Device: Sham (No Treatment)
Sponsors: Northwestern University
Recruiting

