Process and apparatus for the mixing and direct emplacement of a two-component bone cement
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United States of America Patent
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Mar 16, 1993
Grant Date -
N/A
app pub date -
Dec 4, 1990
filing date -
Dec 29, 1989
priority date (Note) -
Expired
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Abstract
A process and apparatus is disclosed for the mixing and direct emplacement of a bone cement formed from two components, one liquid and one powder, comprising the steps of storing the two components separately in a multichamber container, opening the liquid phase container within one of the said chambers which is not in communication with the outside atmosphere, setting up a negative pressure within the chamber containing the powder phase, causing aspiration of the liquid into the chamber containing the powder, mixing the two phases, compacting the paste obtained, injecting the paste into a cannula and extruding the paste with direct emplacement of the cement.
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