Intervertebral fusion cage
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
N/A
Issued Date -
May 1, 2003
app pub date -
Nov 27, 2001
filing date -
Oct 30, 2001
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A fusion cage adapted for promoting fusion of bone grafts or bone substitutes packed in the fusion cage with the adjoining vertebrae, wherein the fusion cage has a shape of cylindrical closed U of which upper and lower ends are opened such that an internal cavity is defined by a plane rear wall, both sidewalls, and a rounded front wall. An upper and lower ends of each sidewall are roundly swollen so as to secure enough contact with an upper and lower surfaces of the adjoined vertebrae.
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