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Comparing the insertion and ventilation of laryngeal mask airway according to the head position and the use of muscle relaxant: a prospective randomized study

Comparing the insertion and ventilation of laryngeal mask airway according to the head position and the use of muscle relaxant: a prospective randomized study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR-IOR-17013565
Enrollment
Unknown
Registered
2017-11-27
Start date
2017-12-01
Completion date
Unknown
Last updated
2017-12-11

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

Conditions

Comparing the insertion and ventilation of laryngeal mask airway

Interventions

4 groups:Use muscle relaxant vs no muscle relaxant

Sponsors

Shanghai General Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 70 Years

Inclusion criteria

Inclusion criteria: ASA I-II; aged 20-70 years; Patients with urolithiasis scheduled for selective surgery with expected surgery time 15-40 mins.

Exclusion criteria

Exclusion criteria: Patients with pharyngitis, throat pain, poor dentition, BMI> 30; Patients with laryngeal mask application contraindicated, such as limited neck activity, throat anatomic deformity, respiratory dysfunction, severe cardiovascular diseasespossibility of gastroesophageal reflux and potential difficulties ventilation.

Design outcomes

Primary

MeasureTime frame
fiberoptic scoring;insertion time;peak press;peak pres mean press of the airway.;Maximum leakage pressure;—

Countries

China

Contacts

Public ContactGuanghui An

Shanghai General Hospital

gh_An@163.com+86 13764122642

Outcome results

None listed

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