US Patent 9101341 Cranial base implant device

A device for closing a hole in a sphenoid bone that acts as a barrier between a sella turcica and a sphenoid sinus is disclosed. The device includes a cap and a stem. The cap is formed of a deformable material. The cap includes a contact surface and an upper surface. The contact surface forms a base of the cap and includes an outer perimeter. The upper surface includes an apex offset from the contact surface. The upper surface extends from the apex to the outer perimeter. The stem extends from the contact surface in a direction opposite the apex.