The Osteobridge Intramedullary Knee Arthrodesis device from Merete is one of the Osteobridge range of products with applications including orthopaedic oncology. The device allows independent sizing of both femoral and tibial components, with an adjustable linking spacer. Hollow spacer shells can...

The OSTEO+ Plate from FH Orthopaedics is an adjustable TA6 VA4 high tibial osteotomy device which can be opened and locked using a clutch system.  We are not aware of published resultd fot this device.

The OrthoGlide interposition arthroplasty for the knee comprises a dished, disc-shaped cobalt chrome component which is inserted into the medial compartment of the knee in a minimally invasive fashion. The device has a lip which locks over the posterior aspect of the tibial plateau. The...

The NexGen knee system by Zimmer is a comprehensive suite of implants for primary and revision knee replacement. Characteristics include asymmetric femoral radii (lateral condyle larger than the medial), a minimized width and thickness of the anterior femoral flange, and the availability of...

The Neff fusion nail from Zimmer is a modular nail for knee fusion. The nails on the device are cut to size intraoperatively and a jig permits the placement of interlocking screws.

The MyKnee® Patient Matched Instrumentation system from Medacta is one of a number of emerging customised jig systems for primary knee replacement, in this case the Medacta GMK knee . Benefits of these systems are said to include better implant positioning, a more streamlined procedure...

The Medial Rotation Knee differs from other contemporary knee designs by having a geometry which includes a spherical medical tibial condyle and a more cylindrical lateral femoral condyle.  The spherical medial condyle allows rotation in flexion, whilst the smaller cylindrical lateral...

Supplied by the manufacturer on a custom made basis, this is a 2-part intra-medullary device designed for arthrodesis of the knee. The components are introduced via the knee joint and then joined by a locking pin. Each nail segment can be fixed in the medullary canals with cross-locking...

The Mayday Nail  is a 2-part intra-medullary device designed for arthrodesis of the knee, where both components are introduced via the knee joint and joined by a locking pin. Each nail segment may be fixed in the respective medullary canals by means of cross locking screws. Additional...

The M/G® Unicompartmental Knee System provides a versatile system that permits normal biomechanical function, provides secure fixation, and facilitates precise implantation.  A wide range of sizing options for both femoral and tibial components provides intraoperative flexibility and...

The LEXA (R) monobloc knee replacement is a rotating hinge knee replacement indicated for complex primary or revision knee replacement. The system appears straightforward with three size options for the femur and tibia, all of which are compatible with each other. Tibial and femoral wedges are...

The Low Contact Stress (LCS) knee system from DePuy is a rotating platform knee replacement system, first implanted in 1977.  The device has a polished cobalt-chrome tibial tray into which the peg of the polyethylene tibial component is placed to allow rotation. There are antero-posterior...

The HemiCAP system from Arthrosurface is intended for the treatment of large full thickness cartilage lesions of the knee. Systems are available for the femoral condyle and the patello-femoral joint. The UniCAP system comprises a cobalt chrome articulating surface and an UHMWPE tibial implant...

The Kinespring is an implantable device designed to unload the medial compartment in an osteoarthritic knee and take some of the load (typically 18 kg during stance) without transferring it to the lateral compartment. It comprises two springs connected via ball and socket joints to the femur and...

The KineMatch (R) Patello-Femoral Replacement from Kinamed Inc. is a custom-made patellofemoral replacement manufactured from CT data. The device comprises a customised CoCr femoral component and a UHMWPe patellar button. The system comes with a unique jig for each case. 

The Journey Patello-Femoral replacement is part of the Smith and Nephew system for selective replacement of all or part of the knee. The implant is manufactured from Oxinium (oxidised zirconium) and is said to have an anatomic design, with a deepened and lateralised trochlear groove, optimised...

The Journey Deuce partial knee replacement from Smith and Nephew is a minimally invasive system designed to preserve the cruciate ligaments and the lateral compartment of an arthritic knee, whilst replacing the patello-femoral and medial compartments.  The knee was launched in 2007....

The iUni G2 Unicompartmental Knee Resurfacing Device is a customised unicompartmental device which is manufactured to fit the individual patient. The device is made using the ConforMIS iFit technology from CT data. Customised jigs are used for device implantation.

The iTotal (R) knee replacement from ConforMIS is a customised knee replacement system in which CT data are used to manufacture a patient-specific implant. Patient-specific jigs (the iJig (R) instrumentation) are used in implantation as part of the system. This customised approach can improve...

The INDUS knee is a low-cost knee prosthesis system designed and manufactured in India by BioRad Medisys. The design of the device is posterior-stabilised and high-flexion. The latter is achieved through a J-curve femoral component geometry and a 7 degree slope on the tibial component. The tibia...

The iDuo G2 Bicompartmental Knee Resurfacing Device is a custom resurfacing for the knee which combines replacement of the patellofemoral joint and either lateral or medial compartments, whilst preserving the cruciate ligaments. Customised jigs are used for implantation.

The GMK knee is a knee replacement system from Medacta. The system includes a unicompartmental knee, fixed, mobile and semiconstrained primary versions and a revision system. Cemented and uncemented versions are available. The system has been conceived as an evolution of two pre-existing...

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 Endo-Model knee arthrodesis nail is a modular fusion nail. The device is available in either CoCrMo or Tilastan (titanium). The latter is uncemented, but the CoCrMo version is cemented. There are right and left versions. The device is distributed by Newsplint in the UK.