About this trial
This study will compare the effects of transcutaneous acupoint electrical stimulation versus no stimulation on intraoperative gastric reflux in patients undergoing general anesthesia with i-gel airway device ventilation.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
age ≥18 years old
scheduled for surgery under general anesthesia with igel ventilation
Disqualifiers
American society of anesthesiologists status higher than grade 3
history of gastrointestinal surgery
Currently taking acidic medications, or medications that affect gastric acid secretion or gastrointestinal motility
High risk of reflux or aspiration (e.g., symptomatic gastroesophageal reflux disease or hiatal hernia)
Trial design
Parallel
Treatments tested in this trial
transcutaneous electrical acupoint stimulation
Other interventionelectrical stimulation at 2Hz/10Hz is given from induction to end of surgery
electrodes attachment
Other interventionElectrodes are pasted to the skin of Neiguan, Zusanli, Gongsun, Taichong acupoints
Treatment groups
Trial outcomes
Primary outcomes
pH value at middle-esophageal part at end of surgery
Secondary outcomes
number of gastric reflux episodes
total duration of gastric reflux episodes
longest duration of gastric reflux episodes
pH value at glottis at the end of surgery
Locations
Sponsors and contacts
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This trial is not recruiting at the moment. You can still explore other options: