COLLAPSIBLE AND EXPANDABLE DEVICE AND METHODS OF USING SAME
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United States of America Patent
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app pub date -
Sep 19, 2008
filing date -
Sep 19, 2007
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Abstract
The present invention provides a device (10) suitable for insertion between vertebral portions and having a first, collapsed, position and a second, extended, position, wherein the device comprises upper and lower supports (18, 20) and side supports (22, 24) pivotally connected thereto and in which one of said side supports includes a reaction surface (34) against which, in operation, an actuation member (36) acts so as to cause opening of said device. The device may be used as an implant or prosthesis or as a tool for compacting diseased bone material. The medical methods of using the device are also disclosed.
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