patients undergoing total knee arthroplasty
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients ASA I to ASA III, aged between 18 and 85 years, who gave written informed consent to a regional anesthetic and who are scheduled for total knee arthroplasty Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range
Exclusion criteria
Exclusion criteria: Insufficiency of heart, liver or kidney; SUD; Gravidity; ASA IV; Allergic disposal to local anesthetics; Patient refuses regional technique
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Main Objective: It is assumed, that levobupivacaine 0.125% compared to ropivacaine 0.2% provides equal analgesic properties when administered continuously via femoral nerve catheter after total knee arthroplasty, thus resulting in a significant decrease of local anesthetic substance consumption (background infusion + PCA demand). ;Secondary Objective: ;Primary end point(s): Primary endpoint: defined as the cumulative volume of local anesthetic within the first 48 postoperative hours (background infusion + PCA demand). | — |
Countries
Germany