Facet fixation devices
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Nov 18, 2003
Grant Date -
Feb 13, 2003
app pub date -
Apr 18, 2001
filing date -
Oct 27, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention is an expandable sleeve deployable in a surgical implant. The sleeve has a head, a tubular shaft defining an open interior, and a distal tip, with the shaft having a length dimension. The shaft is provided with a plurality of slots that divide the shaft into partitions, wherein each of the partitions has a length, and the length of the partitions are not all equal. For example, the slots may have a curved portion that extends at an angle between 0.degree. and 90.degree. to the length dimension of the shaft. The slots may also have a straight portion and a curved portion. Further, the invention in another embodiment includes an expander pin, and in yet another embodiment, includes an expander pin.
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