**1. Introduction**

46 Recent Advances in Arthroplasty

Zhan, C., Kaczmarek, R., Loyo-Berrios, N., Sangl, J., & Bright, R.A. (2007). Incidence and

States. *J Bone Joint Surg Am*. Pp. 89:526-33.

Short-Term Outcomes of Primary and Revision Hip Replacement in the United

The aim of the studies was an attempt to evaluate the variability of kinematic parameters of the lower limb joints of subjects before and after total knee replacement in gait with natural speed. Angular values changes in the knee, ankle, and hip joints were studied in three planes of movement.
