Effect of gas flow rates on general anaesthesia

Comparison of two different sevoflurane concentration at two different fresh gas flow rates in terms of time for achievement of end tidal concentration

Status

Recruiting

Phases

Phase 4

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2023/12/060628

Enrollment

Registered

2023-12-21

Start date

Unknown

Completion date

Unknown

Last updated

2024-04-01

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: Sevoflurane at 4 percent: Group two fresh gas flow rate 2l/min sevoflurane concentration at 4 percent Time to achieve MAC of one Then observe for 15 min , Fresh gas flow at 1lit and s

Eligibility

Inclusion criteria

Inclusion criteria: ASA 1 to 3

Exclusion criteria

Exclusion criteria: Respiratory diseases Thoracic surgeries done prior Cardiovascular diseases Pregnancy Body mass index more than 35kg/m2 Rapid sequence induction Anticipated difficult airway with obstructive sleep apnea

Design outcomes

Primary

Measure	Time frame
1.TIME TAKEN TO ACHIEVE equal ETsevo and inspired sevoflurane 2.SEVOFLURANE CONSUMPTION COMPARISON BETWEEN THE GROUPS Timepoint: Study assessed at baseline	—

Secondary

Measure	Time frame
1.INTRAOPERATIVE HR SBP DBP MAP SPO2 FIO2 2.INSPIRED EXPIRED SEVOFLURANE AT 15 MIN 3.DECREASE IN END TIDAL SEVOFLURANETimepoint: Baseline	—

Countries

India

Contacts

Public ContactRanjithaV

Professor of anaesthesiology at Sri ramachandra institute of higher education and research

venkymail2014@gmail.com9944731220

Outcome results

None listed

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