The Genesis II Total Knee System is a cemented primary and revision knee replacement system from Smith and Nephew, implanted since the 1990s. The features of this device include a deeper and more lateralized trochlear groove than earlier designs, an externally rotated femoral component (meaning...

According to the manufacturer, the device's 360 degree actuation design enables a clinician to deploy implants in any hand position.  As well as facilitating easier implant deployment, the system has a built-in depth penetration limiter and a stiffer needle shaft for greater control.

The eLibra Dynamic Knee Balancing System is an electronic pressure sensor intended to assist surgeons in ensuring ligament balance during knee replacement. The concept is that after the distal femoral and proximal tibial cuts, the device measures the pressures in the medial and...

The Columbus Total Knee System from Braun comprises a suite of implants including cruciate sparing, cruciate retaining, fixed or rotating platform and revision systems. The implants come cemented or cementless (coated with Plasmapore®). The trochlea is said to support natural patellar...

The Anatomic Graduated Component (AGC) total knee system from Biomet was first implanted in 1983. This is a minimally conforming “flat on flat” design attributed to Ritter. The system includes Universal and sided cobalt-chrome femoral components. The tibial component is available as...