A clinical trial to compare the effects on blood gas measurements and gastric volume in patients undergoing laparoscopic surgeries with or without ventilatory assistance using face mask during start of anaesthesia

Effects on ABG parameters and gastric volume with or without facemask ventilation during induction in patients undergoing laparoscopic surgeries - NIL

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2024/08/072975

Enrollment

Registered

2024-08-23

Start date

Unknown

Completion date

Unknown

Last updated

2024-09-16

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: Patients receiving oxygenation via facemask for 3 minutes followed by positive pressure ventilation during apnoea period: We will insert arterial cannula under local anaesthesia for obt

Eligibility

Inclusion criteria

Inclusion criteria: Patients belonging to ASA grade I and II Patients undergoing elective laparoscopic surgeries under general anaesthesia Adequate fasting that is 8 hours for solids and 2 hours for clear fluids BMI less than 30 kg per m2

Exclusion criteria

Exclusion criteria: Patient refusal Pregnant or nursing mother Diaphragmatic palsy BMI more than or equal to 30 kg per m2 Patients with history of cardiac or respiratory disease Patients with history of hepatic or renal disease Patients allergic to drugs involved in the study Patients on drugs which affect the gastrointestinal dynamics such as metoclopramide or domperidone or ondansetron or granisetron or atropine Patients with gastroesophageal regurgitation Patients with history of gastrointestinal surgery or trauma

Design outcomes

Primary

Measure	Time frame
To compare the effect of facemask oxygenation with or without positive pressure ventilation on gastric antral volumes measured by portable ultrasonography To compare the effect of facemask oxygenation with or without positive pressure ventilation on ABG parameters like PaO2 and PaCO2 and pH and HCO3 values Surgeon satisfaction scoreTimepoint: Time from start of anaesthesia till completion of surgery	—

Measure

Time frame

To compare the effect of facemask oxygenation with or without positive pressure ventilation on gastric antral volumes measured by portable ultrasonography To compare the effect of facemask oxygenation with or without positive pressure ventilation on ABG parameters like PaO2 and PaCO2 and pH and HCO3 values Surgeon satisfaction scoreTimepoint: Time from start of anaesthesia till completion of surgery

—

Secondary

Measure	Time frame
To compare the risk of gastric content regurgitation and aspiration in patients undergoing facemask oxygenation with positive pressure ventilation and patients receiving facemask oxygenation without positive pressure ventilation To note any complication related to the procedureTimepoint: Time from start of anaesthesia till completion of surgery	—

Countries

India

Contacts

Public ContactDr Veena Chatrath

Government Medical College, Amritsar

drveenachatrath@yahoo.com9814112355

Outcome results

None listed

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