VERTEBRAL BODY REPLACEMENT

摘要

This invention concerns a vertebral body replacement element to be inserted into an intervertebral space, thus supporting the spinal column of a patient. The vertebral body replacement element has a hollow upper member and a hollow lower member, with the upper member and lower member engaging in a telescopic manner and establishing a cavity between the two members when assembled. Spacers may be inserted in the cavity to lengthen the vertebral body replacement element. The present invention further concerns a system and method for expanding and distracting a vertebral body replacement element into and within the spinal column of a patient.

主权项

1. An adjustable vertebral body replacement assembly arranged in an intervertebral space between adjacent vertebrae, comprising:
a first component defining a body having a first end and an open second end; a second component defining a body having a third end, and a fourth from which extends a protrusion, said protrusion slidably engaged within said open second end; and a removable spacer arranged between said second end and said fourth end.