Designed by Morrey in 1984, this conservative bone preserving femoral component has the longest track record in short stem devices. This is a neck-retaining device. The Mayo stem has a proximal wide trapezoidal cross-section in order to gain multipoint contact within cortical bone, and is wedge...

The Trilogy Longevity Constrained Liner (aka the Epsilon socket) is a constrained socket, available as a liner for the Zimmer Trilogy and Trabecular Metal acetabular shells or in a version intended for cementing into a shell. It has a unique design that aims to improve on the range of motion...

The TriboFit is an unusual socket made of a semi-flexible translucent material which is highly hydrophilic and which therefore maintains a layer of fluid around the femoral head. It is said to be associated with almost no wear as there is no physical contact between components. The associated...

The Zimmer Apollo hip system is a collared straight stem, cobalt chrome cemented hip replacement. The Apollo cup is an all-polyethylene cemented acetabular component. Although first used in 1990, the socket is rated “pre-entry” by ODEP.  

The Cenator acetabular cup is manufactured from ultra high molecular weight polyethylene and achieves fixation via bone cement. The internal diameters of the Cenator cup are available in size 22, 26 and 28mm, and can be selected with or without an extended posterior wall and cement...