Comparison between jaw thrust maneuver and transillumination in intubation by flexible fiberoptic laryngoscope

Comparison of intubation time of jaw thrust maneuver versus transillumination in intubation by flexible fiberoptic laryngoscope in patients with elective surgeries.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT201403069585N4

Enrollment

Registered

2014-05-27

Start date

2014-03-21

Completion date

Unknown

Last updated

2018-02-22

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

Conditions

Endotracheal Intubation. Failed or difficult intubation

Interventions

Intervention 1: In control group: oral intubation is performed by flexible fiberoptic laryngoscope made by Olympus company using jaw thrust maneuver and pulling tongue. Intervention 2: Intervention in

Treatment - Devices

In control group: oral intubation is performed by flexible fiberoptic laryngoscope made by Olympus company using jaw thrust maneuver and pulling tongue.

Intervention in second group: oral intubation is performed by flexible fiberoptic laryngoscope made by Olympus company using transillumination of anterior neck without inspection through bronchoscope

Intervention in first group: oral intubation is performed by flexible fiberoptic laryngoscope made by Olympus company using transillumination of anterior neck with inspection through bronchoscope.

Eligibility

Sex/Gender

All

Age

17 Years to 65 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: ASA classification of I and II; Body Mass Index (BMI) 20-25 (normal); mallampati score I or II with thyromental interval of more than 6 cm with no difficulty of airway. Exclusion criteria: patients with head and neck surgery and cesarean session; excessive obesity; cardiovascular diseases; high blood pressure; diabetes; cerebrovascular diseases; GERD (acid reflux); history of consumption of medication which are influence heart rate and blood pressure and GI tract; and history of hoarseness; sore throat; and difficult intubation.

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Duration of intubation. Timepoint: from the time of bronchoscope insertion to the end of intubation. Method of measurement: by chronometer and the unit of second.	—

Secondary

Measure	Time frame
Blood pressure. Timepoint: Before induction, after induction and every minute for 5 minutes. Method of measurement: Monitoring device / mmHg.;Heart Rate. Timepoint: Before induction, after induction and every minute for 5 minutes. Method of measurement: Monitoring device / beat per minute.;Sore throat. Timepoint: After surgery. Method of measurement: Patient report of having or not having it.;Dysphagia. Timepoint: After surgery. Method of measurement: Patient report of having or not having it.;Hoarseness. Timepoint: After surgery. Method of measurement: Examination of the patient for having or not having it.	—

Measure

Time frame

Blood pressure. Timepoint: Before induction, after induction and every minute for 5 minutes. Method of measurement: Monitoring device / mmHg.;Heart Rate. Timepoint: Before induction, after induction and every minute for 5 minutes. Method of measurement: Monitoring device / beat per minute.;Sore throat. Timepoint: After surgery. Method of measurement: Patient report of having or not having it.;Dysphagia. Timepoint: After surgery. Method of measurement: Patient report of having or not having it.;Hoarseness. Timepoint: After surgery. Method of measurement: Examination of the patient for having or not having it.

—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactJafar Salehi

Kerman University of Medical Sciences

dr.jsalehi@gmail.com+98 34 1223 5011

Outcome results

None listed

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