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To find the distance between the voice box and end of wind pipe and also the length of wind pipe in Indian adults

The vocal cord-carina distance and tracheal length in Indian adults

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2017/04/008318
Enrollment
92
Registered
2017-04-07
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

Health Condition 1: null- Patients undergoing elective surgery under general anaesthesia with orotracheal intubation.

Interventions

Intervention1: Fibreoptic assessment: Fibreoptic assessment of vocal cord carina distance and tracheal length Control Intervention1: Not applicable: Not applicable

Sponsors

Safdarjung Hospital
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1.American Society of Anaesthesiologists physical status grade I or II adults 2.Age 18 to 65 years 3.Undergoing elective surgery under general anaesthesia with orotracheal intubation.

Exclusion criteria

Exclusion criteria: 1. Patients with anticipated difficult intubation 2. Modified Mallampati class of oropharyngeal view 3 or 4 3. Swelling or contractures in the neck 4. Distorted tracheal anatomy 5. Risk of aspiration 6. Patients requiring use of flexometallic or preformed tubes 7. Bleeding diathesis 8. Patients on anticoagulation medication

Design outcomes

Secondary

MeasureTime frame
1. To determine vocal cord-carina distance and tracheal length in the adult Indian population. 2. To determine the optimal depth of tracheal tube placement in adult Indian population. Timepoint: At induction

Primary

MeasureTime frame
To determine the correlation of vocal cord-carina distance with various physical parameters and airway distancesTimepoint: At induction

Countries

India

Contacts

Public ContactDr Smita Prakash

Vardhman Mahavir Medical College and Safdarjang Hospital, New Delhi, India

drsunilprakash@gmail.com09810347125

Outcome results

None listed

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