The DeltaMotion bearing from Finsbury is a large ceramic-on-ceramic bearing system. Femoral head diameters range from 32 to 48mm, shell sizes from 42 to 66mm. This system is said to be suited to patients with smaller acetabulae who would benefit from a large diameter bearing. The ceramic...

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 Durom hip resurfacing is a metal-on-metal hip resurfacing introduced in 2003. The device has a Metasul® bearing, which is wrought-forged Cobalt Chrome – the Protasul-21 WF alloy. This bearing was developed by Sulzer (subsequently Centerpulse, itself acquired by Zimmer in 2003), and...

The Elite Plus Cemented Cup from Depuy-Synthes is a cemented acetabular component which is most often implanted with the Charnley stem. In the 2011 National Joint Registry report, the cup had an ODEP 10A rating and was used in 9% of primary hip implantations. The Elite plus flanged socket...

The Elite Plus Ogee Cup from Depuy is a UHMWPE cemented acetabular component for primary or revision hip arthroplasty.  In the 2011 National Joint Registry report, the socket had an ODEP 10A rating, and was implanted in 13% of all registered primary hip replacements. When used with the...