Comparison of the LMA Protector and the I-gel

Comparison of the LMA Protector and the I-gel in Anesthetized Patients.

Investigators aim to compare two supraglottic airway devices; the i-gel and the newly developed laryngeal mask airway protector in terms of airway sealing effect, the insertion success rate, and the incidence of complications in anesthetized patients.

Inclusion Criteria:

• Requirement for mechanical ventilation under general anesthesia

Exclusion Criteria:

• Surgical position other than supine position
• Tumors or anatomical abnormalities in the upper airway
• Known or predicted difficult airway
• Body mass index > 30 kg/m2
• Required postoperative mechanical ventilation
• Head and neck surgery
• Aspiration tendency