Blood propofol concentrations Intrancranial neurosurgical intervention ear surgery Nociception Influence of opioid supplementation
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Male and female non-pregnant patients scheduled for elective intracranial surgery, ear surgery or thyroid surgery with a minimal duration of at least 3 hours. ASA Physical status I or II Age between 18-75 years
Exclusion criteria
Exclusion criteria: Serious impairment of respiratory, cardiovascular, hepatic, renal, haematopoetic or endocrine function. Known allergy to propofol or constituents (Soya-bean-eggs). Previous adverse experience of general anaesthesia. Pregnancy. More than 50% under or above ideal weight. History of opioid drug abuse or alcohol addiction. Concurrent use of beta-blockers
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The aim of this study will be to prospectively test the validity of the Pelorus rapid propofol measurement system(Spere Medical) during TIVA anesthesia. | — |
Secondary
| Measure | Time frame |
|---|---|
| • the pharmacokinetic interaction between propofol and sufentanil • gender differences in pharmacokinetics and dynamics of propofol • the influence of age on pharmacokinetics of propofol Determine whether the blood propofol concentrations are influenced by concomitant administration of sufentanil or remifentanil | — |
Contacts
Laarbeeklaan 101