Knee osteoarthritis, Total Knee Arthroplasty
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: a. The patient had her first unilateral total knee replacement. b. There was no previous history of periprosthetic knee surgery. c. Preoperative skin sensation was normal in both knees. d. No peripheral or central nervous system disease. e. Ability to cooperate with the physician's physical examination and complete questions and answers. f. Informed consent for treatment and trial protocol. g. body mass index (BMI) < 40 kg/m^2 .
Exclusion criteria
Exclusion criteria: a. Postoperative infections and revision. b. Preoperative skin sensory deficits in the affected knee. c. History of neurological disorders. d. Diagnosis of diabetes mellitus e. Unable to determine efficacy, lost to follow-up and incomplete information. f. Use of alternative analgesic regimens.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| numbness area ;VAS scores;total blood loss; | — |
Secondary
| Measure | Time frame |
|---|---|
| HSS scores;Surgical duration;incision length; | — |
Countries
China
Contacts
The First Affiliated Hospital of Zhejiang Chinese Medical University(Zhejiang Provincial Hospital of TCM)