Health Condition 1: O- Medical and Surgical
Conditions
Interventions
Intervention1: Optic Nerve Sheath Diameter will be measured with the help of Ultrasound: The ONSD will be measured 3 mm behind the retina, just before intubation, 1 and 5 minutes after intubation, 10,
Sponsors
University College of Medical Sciences
Eligibility
Inclusion criteria
Inclusion criteria: ASA I and II BMI less than 30 kg per metre square
Exclusion criteria
Exclusion criteria: history of eye surgery or known case of eye disease like cataract, glaucoma, uncontrolled cardiovascular, respiratory, renal, liver disease brain tumors, epilepsy or other causes which raise ICP, history of head injury or brain surgery
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| ONSD Timepoint: Before Induction 1 min after intubation 5 min after intubation 10 min after pneumoperitoneum 30 min after pneumoperitoneum 60 min after pneumoperitoneum Just before deflation 5 min after extubation | — |
Secondary
| Measure | Time frame |
|---|---|
| Respiratory parameters: Tidal volume, respiratory rate, minute ventilation (MV), EtCO2, Peak pressure (Ppeak), mean airway pressure (Pmean), SpO2 3. Blood gas parameters: PaO2, PaCO2, pH, PaO2/FiO2 ratio 4. Intra-abdominal pressure 5. Heart rate and mean arterial pressure 6. Ancillary observations: Demographic characteristics including age, sex, weight, height, BMI, ASA, laryngoscopy duration, duration of laparoscopy, duration of anaesthesia, patient position during surgery and number of interventions in ventilator settings for maintaining CO2 level Timepoint: Before Induction 1 min after intubation 5 min after intubation 10 min after pneumo 30 min after pneumo 60 min after pneumo Just before deflation 5 min after extubation | — |
Countries
India
Contacts
Public ContactRashmi Salhotra
University College of Medical Sciences and Guru Teg Bahadur Hospital Delhi
Outcome results
None listed