Total knee arthroplasty
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Aged>= 18 years; 2. Sign informed consent; 3. ASA class I to III; 4. Meet the indications of knee replacement surgery; 5. preoperative Visual Analogue Scale (VAS) > 4
Exclusion criteria
Exclusion criteria: 1. contraindications to a femoral-sciatic nerve block; 2. mental or language barrier; 3. regular opioid; 4. alcohol or drug abuse; 5. inadequate comprehension of the Chinese language or were diagnosed with a psychotic disorder; 6. any condition that the investigator determined would adversely affect the study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Incidence of postoperative pain; | — |
Secondary
| Measure | Time frame |
|---|---|
| Postoperative quality of life score(EQ-5D);Incidence of postoperative delirium; | — |
Countries
China
Contacts
Department of anesthesiology, The First Affiliated Hospital of Anhui Medical University