Randomized Controlled Trial
Use of the laryngeal mask airway as an alternative to the tracheal tube during ambulatory anesthesia.
Anesth. Analg. 1997 Sep 1;85(3):573-7.
Randomized Controlled Trial
Comparison of the LMA-classic with the new disposable soft seal laryngeal mask in spontaneously breathing adult patients.
Anesthesiology. 2003 Nov 1;99(5):1066-71.
Randomized Controlled Trial
The supraglottic airway I-gel in comparison with ProSeal laryngeal mask airway and classic laryngeal mask airway in anaesthetized patients.
Eur J Anaesthesiol. 2010 Jul 1; 27 (7): 598-601.