The safety and effectiveness of ultrasound guided superior laryngeal nerve medial branch block combined with general anesthesia for bronchoalveolar lavage

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300068053

Enrollment

Unknown

Registered

2023-02-06

Start date

2023-02-06

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

pulmonary infection

Interventions

control group:general anesthesia

experience group:Bilateral superior laryngeal nerve medial branch block+general anesthesia

Eligibility

Sex/Gender

All

Age

18 Years to 90 Years

Inclusion criteria

Inclusion criteria: ASA Grade I-III, 18-85 years old, willing to participate in the study after signing the informed consent form.

Exclusion criteria

Exclusion criteria: Patients with severe cardiovascular and cerebrovascular diseases and liver and kidney dysfunction; Abnormal coagulation function; Anaesthetic drug allergy; Mental retardation or mental illness, unable to fully communicate; Long term use of opioids and local tracheal lesions including tracheostomy or long-term use of tracheal catheter; History of oral or pharyngeal surgery.

Design outcomes

Primary

Measure	Time frame
Incidence and severity of irritating cough, airway spasm, silent lung, vomiting, myalgia after operation;	—

Secondary

Measure	Time frame
Demographic data, ASA classification, operation time and anesthesia recovery time;Intraoperative anesthetic dosage;hemodynamics change;	—

Countries

China

Contacts

Public ContactYuan Xue-Mei

West China Fourth Hospital, Sichuan University

mzxybgs@163.com+86 177 2186 8625

Outcome results

None listed

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