Patent ID: 6264657
Filing Date: 2001-07-24
Classification: A61B,A61F

Abstract:
A kit for removing a vertebral body spacer having a predetermined length and having an outer surface and opposite ends from a spine, the kit comprisingan osteotome including a handle portion and a cutting portion extending from the handle portion and having a surface formed to engage the outer surface of the vertebral body spacer and a tip spaced-apart from the handle portion of sufficient length to cut material surrounding substantially the entire length of the outer surface of the vertebral body spacer to release the spacer from the spine,a threaded extractor including a handle and an end portion coupled to the handle, the end portion including a side wall having threads formed to cut into one of the ends of the vertebral body spacer and pull the vertebral body spacer toward the handle upon rotation of the side wall relative to the vertebral body spacer releasing the vertebral body spacer from the spine, anda trephine including a blade having a sleeve with an inner surface defining a passageway sized for reception of the vertebral body spacer therein, an outer surface, and an edge positioned at the periphery of an opening into the passageway, and the edge is formed to cut material surrounding the outer surface of the vertebral body spacer.