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Operator ease and patient comfort during pre-oxygenation with high flow nasal cannula vs facemask in adult patients under general anaesthesia

OPERATOR EASE AND PATIENT COMFORT DURING PRE-OXYGENATION WITH HIGH FLOW NASAL OXYGEN CANNULA VS FACEMASK IN ADULT PATIENTS UNDER GENERAL ANAESTHESIA - Nil

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2023/08/056118
Enrollment
208
Registered
2023-08-04
Start date
Unknown
Completion date
Unknown
Last updated
2023-08-21

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

Conditions

None listed

Interventions

Intervention1: Pre-oxygennation using facemasks: Patients posted for elective general anaesthesia surgeries were pre-oxygennated with 100% oxygen till ETO2 greater than 87% is attained. Intervention2:

Sponsors

Maulana Azad Medical College
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Patients belonging to ASA physical status 1,2,3

Exclusion criteria

Exclusion criteria: 1)Patients undergoing caesarean section. 2)Any known contraindications to HFNO. 3)Patients on oxygen therapy. 4)Obese patients with BMI >35kg/m2 5)Awake intubation or with difficult airway. 6)Contraindications to CPAP. 7)Moderate to severe cardio-respiratory disease

Design outcomes

Primary

MeasureTime frame
1.Operator score during pre-oxygennation after securing the airway using 10cm visual analogue scale(VAS) 2)Patient comfort during pre-oxygennation assessed immediately before induction on a 5 point likert scaleTimepoint: 5 minutes after securing a defenitive airway—

Secondary

MeasureTime frame
1)Mean end tidal O2 after securing a defenitive airway & after 5 minutes. 2)Number of patients with an episode of hypoxaemia. 3)End tidal CO2 after securing a defenitive airwayTimepoint: 5 minutes after securing a defenitive airway—

Countries

India

Contacts

Public ContactDr Mona Arya

Maulana Azad Medical College

monaarya@hotmail.com9968604412

Outcome results

None listed

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