Cement delivery system and method
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United States of America Patent
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Oct 28, 1997
Grant Date -
N/A
app pub date -
Jun 12, 1996
filing date -
Jun 12, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention provides a cement delivery system having concentric lumens that terminate in openings at the distal end of the delivery system for providing a selected application of two or more cement types or compositions that vary from the middle of a bone cavity to the circumference of the bone cavity. The invention also provides a method for applying cement into a bone cavity to provide a gradient of materials within the bone cavity from the middle point or center of the bone cavity to the circumference of the cavity.
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