Fig. 2 Three bipolar radial head prostheses: Evolutive® (a) (Aston Medical, Saint-Etienne, France), and Guepar® (b) (Aston Medical, Saint-Etienne, France) are implants with a long, cemented stems anchored beyond the… Click to show full abstract
Fig. 2 Three bipolar radial head prostheses: Evolutive® (a) (Aston Medical, Saint-Etienne, France), and Guepar® (b) (Aston Medical, Saint-Etienne, France) are implants with a long, cemented stems anchored beyond the neck; the rHead® Recon implant (c) (Stryker-Small Bone Innovation, Morrisville, Pennsylvania, USA) has a short, press-fit stem for high neck fixation and possible cementation if initial stability is not obtained
               
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