公开(公告)号：US20190314170A1

公开(公告)日：2019-10-17

申请号：US16424455

申请日：2019-05-28

Applicant: MUSC FOUNDATION FOR RESEARCH DEVELOPMENT

Inventor： Mark Evald SEMLER ,  Bruce FRANKEL ,  Joseph RUSCITO ,  Christopher HAPSTACK

IPC: A61F2/44 ,  A61F2/46

Abstract: Expandable vertebral body implants, systems, instruments, and methods of assembly and using the implants, systems, and instruments are disclosed. The vertebral body implant includes a body with a first end and a second end, a first rotating member rotatably coupled to the first end, wherein an end includes a plurality of first notches inset into the first rotating member, a second rotating member rotatably coupled to the second end, wherein an end includes a plurality of second notches inset into the second rotating member, a first extension member moveably coupled to the first end, and a second extension member moveably coupled to the second end. The expandable cage system comprises a vertebral body implant and an insertion instrument. Methods for assembling and using the vertebral body implants and instruments are also disclosed.