Concealable hinge

A hinge for pivotally securing a frame substantially flush to a mounting surface, the hinge comprising a plurality of leaves and a plurality of articulation points wherein each leaf is connected to two articulation points and movement of at least one leaf connected to each articulation point occurs substantially simultaneously. With four leaves and four articulation points the hinge is configured for fluid movement as the articulation points are utilized or activated concurrently to pivot the frame about the hinge and with respect to a mounting surface. A pair of hinges wherein one hinge may be a mirror image of the other can be used to mount the frame to the mounting surface.