Patent ID: 8226694
Filing Date: 2012-07-24
Classification: A61B,A61F

Abstract:
1. A device for fixation of an excised piece of hard or firm tissue within an aperture in a larger hard or firm tissue region of a patient, said device comprising: a lower plate to be positioned below the excised piece of hard or firm tissue; a shaft having a distal end and a proximal end; an arm located at said distal end of said shaft, wherein said arm extends transversely from said shaft; an aperture in said lower plate, said aperture adapted to allow passage of said shaft through said lower plate in an inward direction and when said shaft is rotated said arm rotates to a position preventing passage of said shaft through said lower plate in an outward direction; and an upper plate to be positioned above the excised piece of hard or firm tissue and in communication with said shaft, wherein said upper plate is configured to be slid over said shaft and retained against the excised piece of hard or firm tissue and/or the larger hard tissue region for fixation of the excised piece of hard or firm tissue within the aperture in the larger hard or firm tissue region of the patient.