The investigators hypothesize that perioperative HFNO reduces perioperative oxygen desaturation, atelectasis formation and postoperative pulmonary complications in patients undergoing robotic-assisted surgery.
Age
18–any
Sex
ALL
Healthy volunteers
Not accepted
You may be eligible if
Age \>= 18
Undergoing non-emergent, non-cardiac, intra-abdominal, intra-thoracic or pelvic robot-assisted surgery with an expected duration of at least 2 hours under general anesthesia with planned extubation at the end of the procedure
You may not be if
Known pregnancy
Preoperative intubation or tracheostomy
Anatomical or clinical conditions precluding the use of high-flow nasal oxygen (severe midface trauma, recent nasal surgery, severe nasal septum deviation, severe nasal deformation)
Contraindications to electrical impedance tomography (EIT), including inability to place the EIT belt or presence of active implantable electronic devices (e.g., pacemaker or implantable cardioverter-defibrillator)
Planned postoperative admission to the intensive care unit
