ENDOSCOPIC SOFT TISSUE WORKING SPACE CREATION
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United States of America Patent
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Issued Date -
Sep 29, 2016
app pub date -
Jun 6, 2016
filing date -
Oct 5, 2009
priority date (Note) -
Published
status (Latency Note)
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Abstract
A device for creating endoscopic operating space includes an external cannula, an internal cannula disposed in the external cannula, and an expandable retractor disposed at a distal end of the device and cooperable with the external cannula and the internal cannula. The expandable retractor is displaceable between an unexpanded position and an expanded position. An actuator is cooperable with the expandable retractor to displace the expandable retractor between the unexpanded position and the expanded position.
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