Eye-Control Trial: Wearable Eye-Tracking Device as Means of Communication

Inclusion Criteria: * Intensive Care Unit (ICU) Admission * Mechanically ventilated for at least 24 hours * Richmond Agitation Sedation Score (RASS) between -1 to 1 at the time of screening * Ability to follow simple commands Exclusion Criteria: * Inability to follow commands during screening (at a minimum: open and close eyes, move eyes to one side or the other) * Known cerebral injury (acute or chronic) in the dominant hemisphere concerning for aphasia on clinical assessment * Significant pre-existing neurologic (i.e., dementia and/or cognitive deficiencies), psychiatric, or baseline communication challenges that would confound outcomes assessments * Inability to blink or move eyes for any reason * Prisoner or incarceration * Inability or unwillingness to provide informed consent * Unwillingness to be contacted for follow-up