Clinical Research Directory

Inclusion Criteria: * Patient located in a participating operating room * Planned surgery includes tracheal intubation Exclusion Criteria: * Patient is known to be less than 18 years old * Patient is known to be pregnant * Patient is known to be a prisoner. * Patient is American Society of Anesthesiologists (ASA) classification-6 (i.e., organ donor) * Patient's planned surgical case includes open heart surgery, defined as surgery on the heart or ascending aorta requiring sternotomy or thoracotomy. * Patient's planned procedure requires prolonged apnea, bronchoscopy, airway surgery, or one-lung ventilation. * Patient's planned surgical case includes use of extracorporeal membrane oxygenation (ECMO). * Patient is known to have a history of bleomycin treatment. * Patient was enrolled in the trial in the prior 30 days.