Electrical Acupoint Stimulation on Gastric Reflux During I-gel Ventilation

ConditionAnesthesia
Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorAir Force Military Medical University, China

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 volunteers

Qualifiers

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

Design model

Parallel

Treatments tested in this trial

  • transcutaneous electrical acupoint stimulation

    Other intervention

    electrical stimulation at 2Hz/10Hz is given from induction to end of surgery

  • electrodes attachment

    Other intervention

    Electrodes are pasted to the skin of Neiguan, Zusanli, Gongsun, Taichong acupoints

Treatment groups

116 Participants
are divided into 2 treatment groups
Group A: Electrical stimulationExperimental treatment 2 interventions
Group B: ControlPlacebo comparator 1 intervention

Trial outcomes

Primary outcomes

1

pH value at middle-esophageal part at end of surgery

Time frame
at end of surgery

Secondary outcomes

1

number of gastric reflux episodes

Time frame
from intubation of igel to end of surgery, at an average of 2 hours
2

total duration of gastric reflux episodes

Time frame
from intubation of igel to end of surgery, at an average of 2 hours
3

longest duration of gastric reflux episodes

Time frame
from intubation of igel to end of surgery, at an average of 2 hours
4

pH value at glottis at the end of surgery

Time frame
at end of surgery

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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