The investigators will investigate the efficacy of using CR and PS implants in TKA. The investigators will conduct TKA with different implants simultaneously on one patient to compare the post-operation efficacy of both implants.
A randomized, single-center, single group study comparing the efficacy and safety of using CR and PS implants in TKA. The investigators will conduct TKA with different implants simultaneously on one patient to compare the post-operation efficacy of both implants. Subjects will be monitored through postoperative follow-up to understand the bilateral knee condition.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
100
One leg is conducted TKA with Cruciate-retaining (CR) prostheses.
One leg is conducted TKA with Posterior-stabilized (PS) prostheses.
Xijing Hospital
Xi'an, China
RECRUITINGHSS score changes after TKA
Summed Hospital for special surgery (HSS) score with a maximum score of 100. Higher values represent a better outcome.
Time frame: 1,3,6,12 months after TKA
KSS score changes after TKA
Summed Knee Society Score (KSS) score with a maximum score of 100. Higher values represent a better outcome.
Time frame: 1,3,6,12 months after TKA
X-ray evaluation changes after TKA
Evaluation of postoperative X-ray results for lower limb line, prosthesis location and other conditions
Time frame: 1,3,6,12 months after TKA
Muscle strength measurement changes after TKA
Strength measurement of related muscles according to Lovett muscle strength grading standard.
Time frame: 1,3,6,12 months after TKA
This platform is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional.