A musculoskeletal system so far unknown in the animal world was recently discovered in weevils. The hip of Trigonopterus oblongus does not consist of the usual hinges, but of joints based on a ...

Many kinds of human engineering have biological equivalents – the most famous is probably the ball and socket joint, which is found in car steering columns and human arms alike. The newest and ...

A technique to manage an unusual presentation of an implant abutment screw fracture is presented. Causes of abutment screw loosening and fracture are reviewed. Design features that improve the ...