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TIM (thyroid cartilage-upper incisor-mentum) triangle and TITip (thyroid notch-incisor-blade tip) angle as a predictor of difficult airway

TIM (thyroid cartilage-upper incisor-mentum) triangle and TITip (thyroid notch-incisor-blade tip) angle as a predictor of difficult airway

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CRIS
Registry ID
KCT0000433
Enrollment
22
Registered
2012-05-04
Start date
2011-12-08
Completion date
Unknown
Last updated
2019-03-11

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

Seoul National University Bundang Hospital
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: Mallampati class 3 or 4, thyromental distance =65 mm, and a small or receding mandible

Exclusion criteria

Exclusion criteria: (1) ASA class =III, (2) history of cervical herniated intervertebral disc or cervical spine surgery, (3) dentured teeth, (4) history of psychological disease or psychoactive drug use, and (5) craniofacial anomaly

Design outcomes

Primary

MeasureTime frame
difference of angle distance between easy and difficult laryngoscope—

Secondary

MeasureTime frame
Height;Weight;Mallampati classification;Thyromental distance;Angle of neck extension;Cormack-Lehane grade—

Countries

Korea, Republic of

Contacts

Public ContactSeong-joo Park

Seoul National University Bundang Hospital

struka@snubh.org+82-31-787-7512

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Mar 21, 2026