comparison of the laryngoscopic view by cricoid pressure and without cricoid pressure

comparison of the laryngoscopic view by cricoid pressure and without cricoid pressure in patients aged 18-80 years under general anesthesia

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT201304188435N4

Enrollment

Registered

2013-05-06

Start date

2011-04-21

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

Laryngoscopic view.

Interventions

Intervention 1: In the study group : Cricoid pressure. Intervention 2: In the control group: Without the cricoid pressure.

Prevention

In the study group : Cricoid pressure

In the control group: Without the cricoid pressure

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: ASA Class I- II; signing consent to participate in the study Exclusion criteria: Anatomic maxillofacial abnormality; Thyromegaly

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
View of laryngeal inlet. Timepoint: Before and after the cricoid pressure. Method of measurement: Cormack & lehane grading.;Change of laryngeal view. Timepoint: Before and after the cricoid pressure. Method of measurement: Cormack & lehane grading.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactAnahid Maleki

Farabi Hospital

anahidm54@yahoo.com ; a_maleki@tums.ac.ir+98 21 5541 9855

Outcome results

None listed

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