Paragraph Number

47

For example, in one embodiment the windows 138, 140 may permit bone growth through the expandable intervertebral implant as part of a recovery process after the expandable intervertebral implant is inserted into a patient. In addition, or alternatively, the windows 138, 140 may facilitate proper placement and configuration of the expandable intervertebral implant 100 by observation using traditional visualization techniques. For example, using one or more of the windows 138, 140 a surgeon may count a number of threads of a screw member 118 to determine a state of the expandable intervertebral implant between a collapsed configuration and an expanded configuration.

Added by DJM 2 2021