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A randomised controlled trial comparing two insertion techniques for the Laryngeal Mask Airway : standard (index finger insertion) technique versus tongue depressor insertion technique

A randomised controlled trial comparing two insertion techniques for the Laryngeal Mask Airway Laryseal™: standard (index finger insertion) technique versus tongue depressor insertion technique

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CRIS
Registry ID
KCT0004964
Enrollment
154
Registered
2020-04-27
Start date
2020-05-22
Completion date
Unknown
Last updated
2024-11-14

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

Conditions

None listed

Interventions

None listed

Sponsors

Hanyang University Seoul Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - American Society of Anesthesiologist(ASA) physical status classification system) I - II -18 years old to under 70 years - Body mass index less than 30 kg/m2

Exclusion criteria

Exclusion criteria: - Patients who refuse to participate - Patients whose mouth does not open more than 2.5 cm - Patients at risk of aspiration of stomach contents - Pregnant women - Patients under 45kg or over 100kg - Patients with lung disease - Surgery other than the supine position - Patients who are expected to have difficulty ventilating or positive pressure mask ventilation - Patients with cervical and upper and lower airway abnormality

Design outcomes

Primary

MeasureTime frame
Success rate of laryngeal mask airway insertion

Secondary

MeasureTime frame
Insertion time;Vital sign;oropharyngeal leak pressure;Airway complications after surgery (Bleeding, sore throat, difficulty swallowing, speech disorders, etc.);Evaluation of the larynx with flexible bronchoscopy

Countries

Korea, Republic of

Contacts

Public ContactJi-yoon Kim

Hanyang University Seoul Hospital

irisjy00@hanmail.net+82-2-2290-8680

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Feb 6, 2026