A study to see how muscle relaxant medicines affect breathing support through a face mask during general anaesthesia

Comparison of face mask ventilation before and after neuromuscular blockade in patients under general anaesthesia - NIL

Status

Active, not recruiting

Phases

Phase 2Phase 3

Study type

Observational

Source

CTRI

Registry ID

CTRI/2025/07/091302

Enrollment

125

Registered

2025-07-21

Start date

Unknown

Completion date

Unknown

Last updated

2025-08-18

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

Conditions

Health Condition 1: O- Medical and Surgical

Interventions

Intervention1: Nil: Nil Intervention2: Neuromuscular blocking agent: This is given 1 min after induction of general anaesthesia and face mask ventilation is then reassessed at 1,2,3 and 4 minutes Inte

Eligibility

Inclusion criteria

Inclusion criteria: Elective surgical procedure under general anaesthesia

Exclusion criteria

Exclusion criteria: 1. Pregnant females 2. Patients with BMI more than 30 kg per meter square 3. Anticipated difficult face mask ventilation

Design outcomes

Primary

Measure	Time frame
Expiratory tidal volumeTimepoint: Expiratory tidal volume before and after neuromuscular blockade at 1minute,2 minute,3 minute and 4 minutes	—

Secondary

Measure	Time frame
Han scale grade of face mask ventilationTimepoint: Han scale grade of face mask ventilation before and after neuromuscular blockade at baseline	—

Countries

India

Contacts

Public ContactDr Nidhi Yadav

ABVIMS and Dr. Ram Manohar Lohia Hospital,New Delhi

drjyoti.md@gmail.com9910241887

Outcome results

None listed

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