Patent ID: 6755834
Filing Date: 2004-06-29
Classification: A61B,Y10S

Abstract:
A cranial flap fixation device, comprising:a resorbable inner member having a proximal end, a distal end, and a rotational axis extending between the proximal end and the distal end, the resorbable inner member further comprising a head and a threaded shaft extending proximally from the head, the head having a diameter which is greater than a diameter of the threaded shaft and a smooth, bone-contacting surface surrounding the threaded shaft, the surface being substantially free of protrusions extending therefrom; a resorbable outer member having a diameter that is greater than the diameter of the threaded shaft, the resorbable outer member further including a threaded aperture for accommodating the threaded shaft of the resorbable inner member therethrough, and a smooth, bone-contacting surface surrounding the threaded aperture, the surface being substantially free of protrusions extending therefrom, the resorbable outer member comprising a plurality of apertures disposed in a pattern on the resorbable outer member; and a driving tool constructed to be attached to the resorbable outer member, the driving tool comprising a plurality of protrusions which are disposed on the driving tool in a pattern to facilitate a connection of the plurality of protrusions of the driving tool into the plurality of apertures of the resorbable outer member.