gonarthritis
Conditions
Interventions
Hypobaric fine-needle spinal anesthesia (Group A):A total of 40 patients were randomly selected from each group for postoperative analgesia with PCIA alone, and the remaining 40 patients were treated
Isobaric fine-needle spinal anesthesia (Group B):A total of 40 patients were randomly selected from each group for postoperative analgesia with PCIA alone, and the remaining 40 patients were treated w
Hypobaric spinal-epidural combined anesthesia (Group C):A total of 40 patients were randomly selected from each group for postoperative analgesia with PCIA alone, and the remaining 40 patients were tr
Sponsors
Guizhou Provincial Orthopedic Hospital
Eligibility
Sex/Gender
All
Age
70 Years to 90 Years
Inclusion criteria
Inclusion criteria: 1.age 60–80 years old; 2. BMI 20–30 kg/m²,; 3.and ASA physical status II–III
Exclusion criteria
Exclusion criteria: 1.chronic analgesic use; 2.coagulation disorders; 3.contraindications to neuraxial anesthesia; 4.significant organ dysfunction
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Maximum angle of active knee flexion ; | — |
Secondary
| Measure | Time frame |
|---|---|
| The success rate of puncture ; | — |
Countries
China
Contacts
Public ContactXianCe Meng
Guizhou Provincial Orthopedic Hospital
Outcome results
None listed