NexGen® Complete Knee Solution Cruciate Retaining (CR)
The NexGen CR Femoral Component is intended for patients who, in the physician's judgement, have good bone stock and whose ligaments provide adequate mediolateral, anteroposterior, and varus/valgus stability. The NexGen CR Femoral Component offers true physician choice and patient specificity with left and right configurations in up to eight sizes, covering most indications. Options include porous fiber metal, PMMA precoat, and non-coated versions. Read more > 

NexGen® CR-Flex Fixed Bearing Knee
The specific demands of the CR surgion
Specifically designed for the CR surgeon, the CR-Flex Knee represents an enhancement of the highly successful NexGen CR Knee. It's a good choice for CR patients because it offers new design elements that address not only high flexion, but many of the important issues faced by CR surgeons. For example, consider the knee that is tight in flexion and acceptable in extension. CR-Flex offers Minus size femoral components which are 2mm smaller in the A/P dimension. Without removing additional bone, the Minus size options help the CR surgeon balance the flexion and extension gaps. Read more >