The investigators aim to compare two different types of supraglottic devices for tracheal intubation in patients undergoing elective surgery under general anesthesia. Our hypothesis is that the use of the I-gel supraglottic airway will result in a higher first attempt success rate of blind tracheal intubation.
Supraglottic airway devices such as LMA-Fastrach and I-gel provide patent airways during general anesthesia. The LMA-Fastrach is designed to provide a conduit for blind or fiberoptically guided tracheal intubations. However, the success rate of tracheal intubation on the first attempt through this device varies between 50 and 87%. The I-gel is a newer device for airway management which, with its wide bore, allows direct passage of a tracheal tube. Recent studies suggest that the I-gel is easy to insert and that limited experience is needed before a high success insertion rate is obtained. In this prospective and randomized study, we will evaluate the performance of both devices for tracheal intubation in patients undergoing elective surgery under general anesthesia.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
160
Tracheal intubation through a supraglottic airway device(LMA-Fastrach).
Tracheal intubation through a supraglottic airway device(I-gel).
Centre Hospitalier de l'Université de Montréal-Hôpital Notre-Dame
Montreal, Quebec, Canada
First attempt success rate of tracheal intubation.
Time frame: After successful insertion of tracheal tube
Time needed for successful insertion of a supraglottic device.
Time frame: After insertion
First and total attempt success rate of supraglottic device insertion.
Time frame: After insertion
Total time and number of attempts needed to obtain successful tracheal intubation.
Time frame: After tracheal intubation
Fiberoptic view following the supraglottic device insertion.
Time frame: After insertion of the device
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