Expandable vertebral prosthesis
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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May 13, 2014
Issued Date -
N/A
app pub date -
Jan 12, 2009
filing date -
Jan 12, 2009
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An expandable prosthetic implant device for engagement between vertebrae generally comprising an inner member, outer member, gear member and a locking assembly positioned coaxial with respect to each other such that the inner and outer members are moveable relative to each other along an axis is disclosed. The gear member is axially fixed to the outer member and freely rotatable with respect to the outer member and the gear member threadedly engages a threaded portion of the inner member to translate the inner member along the axis. The implant is configured to engage the vertebrae in a predetermined alignment and the gear member includes gear teeth exposed to the exterior and configured to be accessible by a tool member at a plurality of angular positions around the perimeter of the implant device.
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Family
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