In addition to highly cross-linked UHMWPE, other alternative bearing solutions incorporating metal-on-metal (MOM) or ceramic-on-ceramic (COC) articulations have received increased attention in the past 10 years because of their ultralow wear rates in hip simulator studies. The first-generation MOM...
These implants were satisfactory for stable fractures, with a reported union rate >90%, but were responsible for 5%-21% of complications (eg, cut-out, metal failure, and secondary fracture displacement in unstable intertrochanteric and subtrochanteric).6,7 Complications may be the result of the ...