The present disclosure relates to an implant for refixation of the greater trochanter on which an osteotomy has been performed or which is fractured. The method includes receiving a graphics primitive for rasterization in a raster stage of a graphics processor. A planar light illumination array constructed from an plurality of planar light illumination modules is arranged in rectilinear manner. This device and method will allow turning to be done frequently, rapidly and safely, especially in pregnant patients with epidurals, that are overweight, or that otherwise have difficulty moving on their own. 15 and particularly preferably from 0.