Total knee arthroplasty
Conditions
Interventions
1:The tourniquet may be inflated before the incision and deflated following confirmed hardening of the cement.
2:Tourniquet be inflated prior to cement application and deflated following hardening
3:Tourniquet be inflated before the initial incision and deflated following completion of skin closure
Sponsors
Queen Mary Hospital, The University of Hong Kong
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Patients suffer from primary osteoarthritis indicated for total knee arthroplasty; 2. Subject is physically and mentally willing and able to comply with the postoperative scheduled clinical and radiographic evaluations; 3. Subject must have signed an informed consent document specific to the study, and approved by the Ethics Committee, indicating that they understand the purpose of and procedures required for the study and are willing to participate in the study.
Exclusion criteria
Exclusion criteria: 1. Subject requires a revision knee arthroplasty surgery; 2. Subject is currently on anti-coagulant therapy or has coagulopathy; 3. Subject has peripheral vascular disease of the lower limb evidenced by the presence of blood vessel calcification on the radiographs or the absence of dorsalis pedis/popliteal pulses; 4. Subject suffers from conditions other than primary knee osteoarthritis, e.g. inflammatory arthritis; 5. Subject having associated medical diseases affecting rehabilitation; 6. Subject has active systemic infection or infection near the knee joint; 7. Subject having current medical condition that render them unfit for surgery; 8. Any criteria which in the opinion of the investigator, suggests that the subject would not be compliant with the study protocol.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The peri-operative blood loss and muscle damage; | — |
Secondary
| Measure | Time frame |
|---|---|
| Post-operative thigh pain and bruise, knee range of motion, muscle power; | — |
Countries
China
Contacts
Public ContactChun-Hoi Yan
Department of Orthopaedics & Traumatology, Queen Mary Hospital
Outcome results
None listed