130
Participants
Start Date
January 1, 2020
Primary Completion Date
June 1, 2026
Study Completion Date
June 1, 2026
Induction of anesthesia
At the discretion of the primary anesthesiologist. Typically involves the administration of an analgesic agent, hypnotic agent, and neuromuscular blocking agent
Placement of LMA [Ambu (R) AuraGain (TM) disposable laryngeal mask]
By standard method. Sizing at the discretion of the primary anesthesiologist.
Laryngoscopy and placement of ETT
Via direct or indirect laryngoscopy. Sizing at the discretion of the primary anesthesiologist. Mallinckrodt (TM) Intermediate Hi-Lo cuffed endotracheal tube (Covidien)
Ventilation via the ETT
Ventilator mode, tidal volume/ ventilation pressure, respiratory rate, positive end expiratory pressure, inspired to expired ratio at the discretion of the primary anesthesiologist.
Removal of the ETT
Either upon emergence of anesthesia after suctioning of the oropharynx and after a positive pressure breath or while deeply anesthetized after release of the pneumoperitoneum in the combined LMA/ETT group.
Intubation of the trachea through the LMA
With ETT using fiberoptic bronchoscope guidance.
Ventilation via the LMA
After removal of the ETT. Ventilator mode, tidal volume/ ventilation pressure, respiratory rate, positive end expiratory pressure, inspired to expired ratio at the discretion of the primary anesthesiologist.
Emergence from anesthesia
"At the discretion of primary team. Airway device (either ETT or LMA) will be removed when patient is adequately ventilating and able to respond to commands (such as open your eyes or squeeze my hand)."
RECRUITING
Penn State Health - Hershey Medical Center, Hershey
Ambu A/S
INDUSTRY
Milton S. Hershey Medical Center
OTHER