Boussignac Valve and Fibroptic Intubation in Morbidly Obese Patients, Can it be a Solution?

After patients being put in HELP position to facilitate both ventilation and intubation, mask ventilation will be continued and FOB intubation will be performed from Boussignac valve opening.

After patients being put in HELP position to facilitate both ventilation and incubation, mask ventilation will be terminated then FOB intubation will be done by an experienced anesthetist.