The Articular Surface Replacement (ASR) hip resurfacing from DePuy was introduced in July 2003, at around the same time as a number of other hip resurfacing devices. It was marketed as having the advantages of a reduced diametrical clearance (said to reduce wear) and a sub-hemispherical cup...

The MIHR International Hip Resurfacing is a cast high-carbon cobalt chrome metal-on-metal hip resurfacing device intended to facilitate “small incision” surgery, and which has an appropriately specialised set of instruments for doing so. These include a retractor, femoral head...

The MITCH hip resurfacing system is a metal on metal hip resurfacing device manufactured by Finsbury for Stryker. The bearing is a high precision ‘as cast’ high carbon cobalt chrome bearing. Finsbury has experience of hip resurfacing systems and markets its own system (the ADEPT...

The Cormet 2000 hip resurfacing is manufactured from cast cobalt chromium molybdenum. The acetabular component has a plasma sprayed titanium coating (Corin’s Bi-coat) and has an equatorially expanded geometry with anti-rotation fins. The femoral component comes in both cemented and...

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...