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The safety and feasibility study of low-dose muscle block in bronchoscopic intervention

The safety and feasibility study of low-dose muscle block in bronchoscopic intervention

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500098978
Enrollment
Unknown
Registered
2025-03-17
Start date
2025-03-17
Completion date
Unknown
Last updated
2025-03-24

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

Conditions

Pulmonary disease

Interventions

Group A:Muscle relaxants are not administered during anesthesia induction
Group B:Muscle relaxants were given during anesthesia induction

Sponsors

The First Affiliated Hospital of Harbin Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Patients undergoing elective electronic bronchoscopic interventional surgery; 2. Age 18 years or older; 3. Modified Mallampati Classification Class I or II; 4. American Society of Anesthesiologists (ASA) I-III; 5. The duration of bronchoscopic surgery >=20min; 6. Through pre-anesthesia assessment, the patient/family member has informed consent and signed the consent form; 7. The general clinical information of the patient is complete.

Exclusion criteria

Exclusion criteria: 1. Patients with predictable difficult airway; 2. Previous trauma, burns, etc., with small mouth opening (<2 transverse fingers); 3. Combined with severe cardiovascular disease, abnormal liver and kidney function; 4. Morbidly obese patients with body mass index (BMI) greater than 35kg/m^2; 5. Have a history of severe gastroesophageal reflux in the past, and have recent signs of seizures; 6. High risk of reflux aspiration; 7. Those who have a history of abnormal surgical anesthesia recovery in the past; 8. Patients with mental illness and previous allergies to conventional anesthetic drugs.

Design outcomes

Primary

MeasureTime frame
Incidence of laryngeal spasm;The incidence of mirror choking;;

Secondary

MeasureTime frame
Satisfaction with laryngeal mask placement;The severity of post-operative sore throat;Dysphagia;Hoarse voice;Nausea;Vomit;NIBP;HR;Ppeak;Pplat;PetCO2;SpO2;

Countries

China

Contacts

Public ContactLiu Shujie

The First Affiliated Hospital of Harbin Medical University

shixiaoqian005@163.com+86 138 4508 0390

Outcome results

None listed

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