Patent ID: 7534266

Claim:
An implant for intersomatic fusion of two adjacent vertebrae, comprising: a first implant part; a second implant part adjustable relative to the first implant part, for the purpose of distraction, wherein the first implant part and the second implant part supplement one another, in a complementary manner, in a non-distracted state, to form a pipe that is divided in a longitudinal direction, guide surfaces disposed on the first and second implant parts, said guide surfaces extending radially in a distraction direction and resting against one another; and means for fixing the relative position of the guide surfaces in place, wherein the guide surface of the first implant part is formed on a face of the first implant part and wherein the guide surface of the second implant part is formed in a radially running slit; and wherein the slit widens radially, in a direction toward the first implant part, wherein the second implant part is formed in two parts, a face plate being one of said parts and said face plate being adjustable in an axial direction, and wherein the guide surface of the first implant part is formed on a guide wedge that engages into the slit, said guide wedge having wedge walls that run parallel to walls of the slit.