The application of ultrasound-guided superior laryngeal nerve block used for alleviating the sore throat of obesity patient after tracheal intubation

Superior laryngeal nerve block is used for alleviate the sore throat of obesity after tracheal intubation

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100042426

Enrollment

Unknown

Registered

2021-01-21

Start date

2021-01-18

Completion date

Unknown

Last updated

2021-06-22

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

Conditions

stable recovery during weaning period

Interventions

tetracaine syrup:Apply tetracaine syrup

superior laryngeal nerve block:superior laryngeal nerve block plus tetracaine syrup

Eligibility

Sex/Gender

All

Age

20 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. ASA grade I- II, aged 40-60 years; 2. BMI>32; 3. Undergoing bouquet gastrectomy

Exclusion criteria

Exclusion criteria: 1. Patients with massive hemorrhage during operation; 2. The patient had hoarseness or sore throat during hospitalization; 3. Patients who required more than one attempt at intubation; 4. Patients with liver and kidney dysfunction in the past.

Design outcomes

Primary

Measure	Time frame
postoperative NRS pharyngeal pain score and AUC of pharyngeal NRS values;agitation during weaning period;	—

Secondary

Measure	Time frame
satisfactory score;side effect;Quadrant Scaling to evaluate postoperative pharyngeal pain;pharyngeal spasm;voice quality measurement;	—

Countries

China

Contacts

Public ContactJiehao Sun

Department of Anesthesiology, the First Affiliated Hospital of Wenzhou Medical University

sun_iiehao@126.com+86 577-55590999

Outcome results

None listed

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