Real-time monitoring of cervical esophageal insufflation by ultrasound duringinduction of general anesthesia

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2000031124

Enrollment

Unknown

Registered

2020-03-22

Start date

2020-03-09

Completion date

Unknown

Last updated

2020-03-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Esophageal intake during induction of general anesthesia

Interventions

Experimental group:high-frequency ultrasound probe was used to observe the cervical esophageal insufflation and reduce the ventilation pressure timely, until don't discover esophageal insufflation

Control group:Ventilation pressure maintained at 15 cmH2O

Eligibility

Sex/Gender

All

Age

36 Years to 59 Years

Inclusion criteria

Inclusion criteria: ASA grad I-II, aged 36-59 years, BMI?26kg/m2.

Exclusion criteria

Exclusion criteria: Patients with mask ventilation leakage and indwelling gastric tube, patients with definite risk of aspiration, patients with oropharyngeal and facial diseases, and patients with nasal polyps.

Design outcomes

Primary

Measure	Time frame
Cervical esophageal intake condition;CSA of gastric antrum;	—

Secondary

Measure	Time frame
Ppeak;VTe;PETCO2;etO2;gender;AGE;height;weight;Body Mass Index;Blood gas analysis index;Incidence of postoperative nausea and vomiting;	—

Countries

China

Contacts

Public ContactZhenping Li

Jiaxing First Hospital

dengwei1992868@163.com+86 19884340796

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026