knee arthritis
Conditions
Interventions
0.1%:0.1% ropivacine femoral nerve block
0.15%:0.15% ropivacine femoral nerve block
0.2%:0.2% ropivacine femoral nerve block
Sponsors
The First Affiliated Hospital of Wenzhou Medical University
Eligibility
Sex/Gender
All
Age
40 Years to 70 Years
Inclusion criteria
Inclusion criteria: Adults (40–80 yr) scheduled to undergo primary, unilateral, tricompartment, cemented TKA via a 12- to 18-cm midline skin incision and parapatellar approach who desired a cFNB for postoperative analgesia.
Exclusion criteria
Exclusion criteria: A history of opioid dependence or current chronic analgesic therapy (daily use>4 weeks), allergy to study medications, known hepatic or renalinsufficiency/disease, peripheral neuropathy, morbid obesity (body mass index >40 kg/m2), pregnancy, incarceration,or comorbidity that resulted in moderate or severe functional limitation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| pain VAS;physical therapy;morphine consumption;time to attain three discharge criteri; | — |
Secondary
| Measure | Time frame |
|---|---|
| patient satisfaction;sleeping quality; | — |
Countries
China
Contacts
Public ContactKjian Shi
The First Affiliated Hospital of Wenzhou Medical University
Outcome results
None listed