About this trial
This study was planned as a single-center, prospective, randomized trial. Adult patients undergoing elective spinal surgery lasting longer than three hours, performed in a neurosurgery operating room, will be evaluated. Patients managed with three different anesthesia methods currently used will be examined for recovery patterns:
1. Total intravenous anesthesia (TIVA), 2. TIVA Combined anesthesia with sevoflurane and intravenous agents (sevoflurane-CIVIA), 3. TIVA Combined anesthesia with desflurane and intravenous agents (desflurane-CIVIA).
Recovery patterns include; extubation time, eye opening time, emergence agitation, postoperative nausia and vomiting and postoperative recovery unit discharge time.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Scheduled for spine surgery
Expected surgery duration longer than 3 hours
Use of intraoperative neuromonitoring
BIS-guided anesthesia administered
Disqualifiers
Emergency surgeries
Patients receiving sole inhaled anesthesia (no TIVA)
Perioperative dural injury
Intraoperative severe hypotension requiring inotropic support
Trial design
Parallel
Treatments tested in this trial
Sevofluorane
DrugIn this group of patients, \<0.5 MAC sevoflurane will be used in combination with TIVA. (TIVA method described above)
Desflurane
DrugIn this group of patients, \<0.5 MAC Desflurane will be used in combination with TIVA.
Total Intravenous Anesthesia(TIVA)
DrugIn this group, TIVA will be applied with the combination of BIS-guided propofol + remifentanil.
Treatment groups
Trial outcomes
Primary outcomes
Extubation time
Extubation time in patients after all anesthetic drugs have been discontinued
Secondary outcomes
Eye opening
time brtween anesthesia terminated and aye opening after surgery
Other outcomes
Richmond Agitation-Sedation Scale (RASS)
Richmond Agitation-Sedation Scale (RASS) A 10-point scale ranging from +4 (combative) to -5 (unarousable). Measures agitation, sedation level, and responsiveness. Helps guide sedation management and assess recovery from anesthesia.
Postoperative Nausia and Vomiting
Postoperative Nausia and Vomitting incidance
PACU discharge time
The time between the termination of anesthesia and the patient being discharged from the postoperative recovery room (PACU) with an Aldrete score of \>9. It is calculated in minutes.
Sponsors and contacts
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