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To assess the distance between hyoid bone and chin ratio using ultrasound to predict difficulty in direct laryngoscopy and intubation

Evaluation of Hyomental Distance Ratio using ultrasound as a diagnostic predictor of difficult direct laryngoscopy and intubation - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2025/10/096683
Enrollment
100
Registered
2025-10-30
Start date
Unknown
Completion date
Unknown
Last updated
2025-11-17

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

Conditions

None listed

Interventions

Intervention1: Direct laryngoscopy and endotracheal intubation: 15 SECONDS Control Intervention1: NIL: NIL

Sponsors

Department of Anaesthesiology DR B R Ambedkar medical college and hospital
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1.Patients posted for elective surgeries needing General Anaesthesia . 2.Aged 18-75 yrs 3.American Society of Anaesthesiologits (ASA) class I,II,III patients .

Exclusion criteria

Exclusion criteria: 1. Patient refusal to take part in the study. 2. Patients with maxillofacial deformities or cervical fractures. 3. Patients with pre-operatively anticipated difficult airway. 4. Anatomical deformity of neck or face region. 5. Patients with long standing diabetes 6.BMI more than 35

Design outcomes

Primary

MeasureTime frame
To determine sensitivity and specificity of HMDR measurement in detecting difficult laryngoscopyTimepoint: 15 minutes before the induction of the patient—

Secondary

MeasureTime frame
Use of BURP(backward , upward, rightward pressure )manoeuvre .Timepoint: 15 seconds;Use of any bougie or stylet during the procedure .Timepoint: 15 seconds;Usage of Mackintosh blade 4 .Timepoint: 15 seconds;Number of attempts at intubation .Timepoint: 15 seconds—

Countries

India

Contacts

Public ContactDR M Salim Iqbal

DR B R Ambedkar medical college and hospital

drsalim_iqbal@yahoo.co.in9964651079

Outcome results

None listed

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