Composite bioabsorbable materials and surgical articles made thereform
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United States of America Patent
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Nov 26, 1996
Issued Date -
N/A
app pub date -
May 12, 1995
filing date -
Feb 10, 1994
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention relates to composite materials having a core portion formed from a first bioabsorbable material and at least one shell portion of a second bioabsorbable material joined to the core portion. The first and second bioabsorbable materials have different rates of bioabsorption. In a preferred embodiment, the core portion is coextruded with the shell portion to form a composite filament or sheet. The materials of the present invention may be used as sutures or formed into medical devices or surgical articles for implantation within a living organism.
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