The investigator aimed to evaluate the effect of ultrasound guided esophageal pressure on the incidence of gastric insufflation during anesthetic induction in infants and small children undergoing general anesthesia.
effect of ultrasound guided esophageal pressure on the incidence of gastric insufflation in children
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
OTHER
Masking
NONE
Enrollment
50
After applying ultrasound guided esophageal pressure, the peak inspiratory pressure increased from 10cmH2O to 24cmH2O (increased by 2 cmH2O) during mask ventilation.
Hee-Soo Kim
Seoul, Soul-t'ukpyolsi, South Korea
the incidence of gastric air insufflation
the incidence of gastric air insufflation during induction of anesthesia when applying real time ultrasound guided esophageal pressure.
Time frame: during face mask ventilation, maximum 3 minutes.
Gastric insufflation detected by esophageal ultrasound
Time frame: during face mask ventilation, maximum 3 minutes.
ventilatory parameters
tidal volume, end tidal carbon dioxide, minimal oxygen saturation
Time frame: during face mask ventilation, maximum 3 minutes.
POGO (percentage of glottic opening) score
POGO (percentage of glottic opening, 0-100) score with videolaryngoscope
Time frame: during endotracheal intubation, maximum 3 minutes
relative position of esophagus with trachea
Time frame: during anesthetic induction, maximal 3 minutes
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