This study compares manual total intravenous anesthesia (TIVA) and target-controll infusion (TCI) in reduction of awareness and dreaming, and the haemodynamical stability during operation. Half of patients will be anesthetized using manual TIVA and other half using TCI.
Awareness is possible in TIVA in case of technical failure or prolonged induction phase, TCI technology seems to prevent these events. Total of 80 patients planed for elective neurosurgical brain tumor resection fulfilling the inclusion criteria will be devided into two groups. First half will be anesthetized using TIVA with manual induction and the second half will be anesthetized using TCI. All patients will fulfil Modified Brice Questionnaire one hour after the end of operation.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
TRIPLE
Enrollment
80
Induction and anesthesia will be done by using Gepth model for sufentanil and Schnider effect model for propofol. Anesthetics will be aplicated using infusion pump Agilia (Fresenius Kabi). Another titration will be according to target value of entropy between 40 and 60 and surgical pleth index below 35.
Induction of anesthesia will be done by titrating of propofol to the dose of 1.2 mg/kg and sufentanil 5-10 ug according to body weight, maintaining of anesthesia using continuous infusion of propofol 5 mg/ kg/hour and sufentanil 35 ug/hour to reach the target value of entropy between 40 and 60 and surgical pleth index below 35.
University Hospital Hradec Kralove
Hradec Králové, Czechia
RECRUITINGreduction of awareness
consciousness during operation
Time frame: 5 hours
reduction of haemodynamical instability
reduction of blood pressure by 25 %
Time frame: 5 hours
reduction of norepinephrine dose
reduction in ugs during the whole operation
Time frame: 5 hours
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