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Ultrasound-guided superior laryngeal internal blanch block reduces extubation force in patients with double lumen tube during recovery: a randomized controlled double-blinded study

Ultrasound-guided superior laryngeal internal blanch block reduces extubation force in patients with double lumen tube during recovery: a randomised controll double-blinded study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2200065072
Enrollment
Unknown
Registered
2022-10-27
Start date
2022-10-31
Completion date
Unknown
Last updated
2023-05-15

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

Conditions

Patients under general anesthesia with double lumen endotracheal intubation

Interventions

intervention group:ultrasound-guided bilateral superior laryngeal nerve internal branch block
control group:none

Sponsors

The Third Affiliated Hospital of Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: ASAI-III Patients aged 18-65 years with double-lumen endotracheal intubation under general anesthesia

Exclusion criteria

Exclusion criteria: (1) Preoperative throat pain, hoarseness, cough; (2) Previous history of oropharyngeal and maxillofacial surgery and neck surgery; (3) Asthma or chronic obstructive pulmonary disease or other serious respiratory diseases; (4) Expected difficult intubation; (5) Allergic to local anesthetic drugs; (6) Quit smoking less than 2 weeks; (7) Patients refused to participate

Design outcomes

Primary

MeasureTime frame
extubation force;—

Secondary

MeasureTime frame
sore throat;hoarseness;Blood pressure and heart rate;cough/bucking;—

Contacts

Public ContactHUANG pinjie

The Third Affiliated Hospital of Sun Yat-sen University

liyingyuan0608@163.com13724090424

Outcome results

None listed

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