For percutaneous lung ablation, high-frequency jet ventilation (HFJV) under general anesthesia seems as safe as spontaneous respiration (SR) under moderate sedation, with longer room time for HFJV, ...
A variety of anesthetic techniques can be used when performing extracorporeal shock wave lithotripsy (ESWL), although spontaneous ventilation with a laryngeal mask airway has become a common approach.