To check the effect of using different low flows of anaesthesia using Desflurane anaesthesia gas on oxygen concentration inhaled by Obese patients during planned surgery

Effect of low flow and minimal flow Desflurane anaesthesia on inspired oxygen concentration in obese patients undergoing elective surgery under general anaesthesia: A Randomised parallel group study

Status

Active, not recruiting

Phases

Phase 3Phase 4

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2024/06/068917

Enrollment

Registered

2024-06-14

Start date

Unknown

Completion date

Unknown

Last updated

2024-06-24

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: Minimal-flow Anesthesia: Fresh gas flow is kept at 0.5 litres per minutes after 10 minutes of Induction till 180 minutes/end of surgery Control Intervention1: Low flow anaesthesia: Fres

Eligibility

Inclusion criteria

Inclusion criteria: 1 ASA Physical status of I and II. 2.Duration of Low flow or minimum flow anaesthesia of at least 90 minutes.

Exclusion criteria

Exclusion criteria: 1. Patients with known history of hepatic, renal or cardiovascular disease. 2. Patients with preoperative pulmonary dysfunction, acute or chronic lung disease. 3.Pregnancy.

Design outcomes

Primary

Measure	Time frame
Change in inspired oxygen concentration in low flow and minimal flow desflurane anaesthesia. Timepoint: After 10 minutes of Low flow anaesthesia for every 15 minutes interval till the end of surgery/ 180 minutes	—

Secondary

Measure	Time frame
Total Desflurane consumed per hour in low flow and minimal flow anaesthesia. Timepoint: After 10 minutes of Low/minimal flow anaesthesia for every 15 minutes interval till the end of surgery/ 180 min;Total oxygen consumed per hour in low flow and minimal flow anaesthesia. Timepoint: After 10 minutes of Low/minimal flow anaesthesia for every 15 minutes interval till the end of surgery /180 minutes	—

Countries

India

Contacts

Public ContactDr Sherigar Mahesha Ravi

Maulana azad medical college

munisha.agarwal@gmail.com01123238058

Outcome results

None listed

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