Effect of positive pressure ventilation at end of expiration on non invasive technique of intracranial pressure monitoring in patients undergoing spine surgery under general anaesthesia
Not Applicable
- Conditions
- Health Condition 1: M480- Spinal stenosis
- Registration Number
- CTRI/2021/07/034902
- Lead Sponsor
- Department of Anesthesiology and Critical Care JNMCH AMU Aligarh
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Open to Recruitment
- Sex
- Not specified
- Target Recruitment
- 0
Inclusion Criteria
Written and informed consent
Patients scheduled for elective spine surgery in prone position requiring tracheal intubation
Patients with ASA grade 1 and 2
Exclusion Criteria
Patient refusal
Optic nerve diseases
Orbital inury, mass or previous ocular surgery
History of intracranial hypertension
History of respiratory dysfunction
History of thyroid disorder, hypotension,neuropsychiatric disorder
Pregnancy/lactation
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method To study the effect of positive end-expiratory pressure on optic nerve sheath diameter in patients undergoing spine surgeries in prone positionTimepoint: After 10 minutes of endotracheal intubation in supine position without positive end-expiratory pressure <br/ ><br>After 10 minutes of prone position without positive end-expiratory pressure <br/ ><br>After 10 minutes of prone position with 3 cm water of positive end-expiratory pressure <br/ ><br>After 10 minutes of prone position with 5 cm water of positive end-expiratory pressure
- Secondary Outcome Measures
Name Time Method To study the effect of positive end-expiratory pressure on mean arterial pressureTimepoint: After 10 minutes of endotracheal intubation in supine position without positive end-expiratory pressure <br/ ><br>After 10 minutes of prone position without positive end-expiratory pressure <br/ ><br>After 10 minutes of ventilation with 3 cm water of positive end-expiratory pressure <br/ ><br>After 10 minutes of ventilation with 5 cm water of positive end-expiratory pressure