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Effect of different flow rates of anaesthetic gas on pressure changes in the brain measured by changes in diameter of nerve behind the eye in patients undergoing elective laproscopic cholecystectomy under General anaesthesia

Effect of different anaesthetic fresh gas flow rates on optic nerve sheath diameter in patients undergoing elective laproscopic cholecystectomy under general anaesthesia - Nil

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2024/03/064663
Enrollment
60
Registered
2024-03-22
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: - Health Condition 2: O- Medical and Surgical

Interventions

Intervention1: Anaesthetic fresh gas flow at 1.5litres: Providing fresh gas flow at rate 1.5 litres (oxygen at 0.75 litres and medical air at 0.75 litres) and undertaking Optic nerve sheath diameter m

Sponsors

Nil
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Patients posted for elective Laparoscopic cholecystectomy under General anesthesia 2. American Society of Anaesthesiologists (ASA) class I and II patients

Exclusion criteria

Exclusion criteria: 1. Patients with acute or chronic eye disease, 2. Patients with history of drug abuse, acute alcohol intoxication, chronic alcohol use. 3. Patients with known history of neurological disorders.

Design outcomes

Primary

MeasureTime frame
To assess the changes Optic nerve sheath diameter using the fresh gas flow of 1.5 litres and 3 litresTimepoint: T1: in the supine position before anesthesia induction; T2:5 min after pneumoperitoneum; T3: 30 min after pneumoperitonium; T4: 15 min after extubation.—

Secondary

MeasureTime frame
To measure changes in hemodynamic parameters (HR,BP, MAP, SPO2, ETCO2) at different flow ratesTimepoint: T1: in the supine position before anesthesia induction; T2:5 min after pneumoperitoneum; T3: 30 min after pneumoperitonium; T4: 15 min after extubation.—

Countries

India

Contacts

Public ContactDr Deepak Vijaykumar Kadlimatti

Dr B R Ambedkar Medical College and Hospital

deepakkadlimatti@gmail.com9008229914

Outcome results

None listed

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