Method of laryngeal mask size selection on post-operative sore throat

Effect of choosing the size of laryngeal mask based on width of tongue on ease of placement, effective ventilation and post-operative sore throat.

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20110514006481N11

Enrollment

Registered

2019-02-19

Start date

2019-02-20

Completion date

Unknown

Last updated

2019-02-25

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

Conditions

Oedema of larynx. Oedema of larynx

Interventions

Intervention 1: Intervention group: For these patients, the laryngeal mask selection is performed by matching the largest mask width and the largest portion of the patient's tongue. Intervention 2: Co

Eligibility

Sex/Gender

All

Age

18 Years to 85 Years

Inclusion criteria

Inclusion criteria: Ability to communicate Length of surgery less than 2.5 hours American Society of Anesthesiologists (ASA) class I, II

Exclusion criteria

Exclusion criteria: Weight less than 30 kg High risk for aspiration Difficult insertion tube with mallampati class IV Abnormality in larynx

Design outcomes

Primary

Measure	Time frame
Sore throat. Timepoint: After waking up, 1 hour after surgery, 6 hours after surgery. Method of measurement: Numeric Rating Scale.	—

Secondary

Measure	Time frame
Easy insertion of laryngeal mask. Timepoint: After insertion of laryngeal mask. Method of measurement: Visual Analogue Scale.;Effective ventilation. Timepoint: After insertion of laryngeal mask. Method of measurement: Measurement of expiratory air volume.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMohsen Soleimani

Semnan University of Medical Sciences

soli257@yahoo.com+98 23 3365 4192

Outcome results

None listed

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