total knee arthroplasty
Conditions
Interventions
Group SR:0.2% ropivacaine plus sufentanyl
Group R:0.2% ropivacaine
Sponsors
The First Affiliated Hospital of Wenzhou Medical University
Eligibility
Sex/Gender
All
Age
53 Years to 82 Years
Inclusion criteria
Inclusion criteria: patients scheduled for bilateral total knee arthroplasty were included into the study, aged 53~82years, weight 47~81kg, height 150~179cm, ASA I or II.
Exclusion criteria
Exclusion criteria: Exclusion of neurologic or neuromuscular disease, allergy to local anesthetics, chronic opiate usage or unlikely to be fully cooperative during the study, such as having psychiatric disorders
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The intensity of postoperative pain of bilateral lower limbs; | — |
Secondary
| Measure | Time frame |
|---|---|
| patients’ degree of satisfaction about the analgesia of each side of the lower limb;The numbers of patients wakening up because of each side of the lower limb pain;the amount given by PCA; | — |
Countries
China
Contacts
Public ContactQuanguang Wang
The First Affiliated Hospital of Wenzhou Medical University
Outcome results
None listed