Elective colorectal surgeries.
Conditions
Interventions
Intervention 1: Intervention group: In the intervention group, ketamine is used as an intravenous anesthetic to induce (2-2.5 mg/kg) and maintain (50 mcg/kg/min) anesthesia. For movement relaxation, a
Sponsors
Tehran University of Medical Sciences
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: Patients calssified as ASA 1&2 who are candidates for elective colorectal surgery with a minimum duration of 2 hours admitted to Mahdi clinic operating room
Exclusion criteria
Exclusion criteria: Two entities of BMI (30) Hypertension Pscychiatric disorders Denial for consent to participate in the study
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Changes in Bispectral index. Timepoint: Before premedication, before induction, before intubation, after intubation, before 1st surgical stimulation, 5 minutes after 1st surgical stimulation, mean during operation, before reversal of neuromuscular block, before extubation, after extubation. Method of measurement: Depth of anesthesia monitoring device by the method of bispectral index. | — |
Secondary
| Measure | Time frame |
|---|---|
| Recall of anesthesia. Timepoint: After emergence from anesthesia in recovery ward. Method of measurement: Modified Brice questionnare. | — |
Countries
Iran (Islamic Republic of)
Contacts
Public ContactAlireza Rezaee
Tehran University of Medical Sciences
Outcome results
None listed