Total knee arthroplasty
Conditions
Interventions
long duration group:Use tourniquet during the whole operation
short duration group:Inflatable only when prosthesis is installed
Sponsors
Affiliated Hospital of Xuzhou Medical University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: Aged =60 years; According to the guidelines for the diagnosis and treatment of osteoarthritis issued by the Chinese medical association (2018 edition), patients who are diagnosed as osteoarthritis with TKA surgery are treated; Preoperative blood routine examination and normal hemoglobin (hemoglobinHb)= 90 g/L; The coagulation function was normal before operation; Preoperative color doppler ultrasound of lower limbs showed no deep vein thrombosis.
Exclusion criteria
Exclusion criteria: People with infectious diseases; For those who are using cholinergic or adrenal drugs; Fat person; People with diabetes; Severe anemia; Congestive heart failure and coagulation dysfunction; Severe damage to kidney and liver; Those with metabolic diseases or respiratory diseases; Those who are allergic to the anesthetic.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| muscle fibre vitality; | — |
Secondary
| Measure | Time frame |
|---|---|
| VAS assessment after operation; | — |
Countries
China
Contacts
Public ContactWang Yehua
Affiliated Hospital of Xuzhou Medical University
Outcome results
None listed