Method of Insertion of an Expandable Intervertebral Implant: 8,257,440

A method of inserting an intervertebral implant between vertebrae in a human spine includes positioning the intervertebral implant in a closed configuration between the vertebrae. After positioning the intervertebral implant, the intervertebral implant is activated to increase a height of the intervertebral implant. After activation, at least a portion of the increased height of the intervertebral implant is maintained.