Stylet Angle for McGrath Videolaryngoscopy

Ajou University School of Medicine

Status: Completed

Conditions: Intubation

Treatments: Device: intubate with 60° angled stylet

Study type: Observational

Funder types: Other

Identifiers

NCT03000088

AJIRB-MED-DE4-15-414

Details and patient eligibility

About

The McGrath videolaryngoscope (VL) provides excellent laryngoscopic views, but directing an endotracheal tube is not easy, so routine using of stylet is recommended. The goal of this study is to determine the appropriate angle of stylet by comparing time to intubation (TTI).

Enrollment: 140 patients

Sex: All

Ages: 19 to 70 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• an American Society of Anesthesiologists physical status (ASA) 1 or 2

Exclusion criteria

• a suspected difficult airway (Mallampati score Ⅳ)
• known cervical spine injury
• required rapid sequence induction
• emergency operation

Trial design

140 participants in 2 patient groups

60° angle group

Description:

intubate using McGrath Videolaryngoscope with 60° angled stylet

Treatment:

Device: intubate with 60° angled stylet

Device: intubate with 60° angled stylet

90°angle group

Description:

intubate using McGrath Videolaryngoscope with 90° angled stylet

Treatment:

Device: intubate with 60° angled stylet

Device: intubate with 60° angled stylet