Comparison of McGrath and Macintosh Laryngoscope for DLT Intubation

A Randomised Controlled Trial Comparing McGrath Series 5 Videolaryngoscope and Macintosh Laryngoscope for Double Lumen Tube Intubation

The investigators previous study showed that McGrath Series 5 videolaryngoscope is an alternative tool for double-lumen tube intubation. But it is not determined about the advantages and disadvantages of McGrath Series 5 videolaryngoscope for double-lumen tube intubation, compared with traditional Macintosh laryngoscope.

The investigators designed a randomised controlled study to compare of McGrath Series 5 videolaryngoscope and Macintosh laryngoscope for DLT intubation.

Inclusion Criteria:

• Adult patients
• Thoracic surgery required one lung ventilation

Exclusion Criteria:

• Difficult ventilation
• Emergent operation