This project aims to compare the application effects of traditional inflatable BlockBuster laryngeal mask, i-gel non-inflatable laryngeal mask and GMA-TULIP non-inflatable laryngeal mask in laparoscopic surgeries with trendelenburg position under general anesthesia, in order to explore which laryngeal mask is best for reducing postoperative throat pain of patients and improving patient comfort and satisfaction.
Patients received laparoscopic surgeries with trendelenburg position and an estimated surgery duration of less than 3 hours.
Ages between 18 to 80, and body mass index less than 28 kg/m².
American Society of Anesthesiologists (ASA) Grades I-III.
Patients are willing to participate and be able to understand and sign an informed consent form.
Patients with a mouth opening less than 2 cm.
Patients with risk factors for regurgitation and aspiration of gastric contents.
Patients with laryngopharyngeal diseases.
Patients with potentially difficult airways.