The Novae Dual Mobility Cup is designed to reduce the risk of dislocation in patients at high risk including those with a history of dislocation, revision surgery and major tumour resection. Socket options include cemented (the "Stick"), uncemented with an HA coating (the "...

Tornier's Dual Mobility Cup is available in cementless and cemented versions for primary replacement of the hip joint. The device has a metal back which, according to the manufacturer, ensures the joint range and stability are maintained. This image is provided courtesy of Tornier.

The Global Tissue Sparing (GTS) primary hip stem is a short uncemented hip stem intended to spare bone and possibly soft tissue. In an early series of 81 stems in 80 patients, there was one calcar fracture and no loosening at a mean of 16 months (6 to 24 months). Reference: Morales...

The Trabecular Metal Osteonecrosis Intervention Implant from Zimmer is intended for use in osteonecrosis of the femoral head, in Ficat and Arlet Stage 1 or 2 (ie precollapse) disease.  A study by Varitimidis et al (1) suggested an improvement in function after implantation, but no effect...

Amplitude's Saturne Double Mobility Cup is cementless and has anatomic cut-out to resist dislocation.