Tissue gripping device for use with a cannula and a cannula incorporating the device
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United States of America Patent
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Jul 19, 1994
Issued Date -
N/A
app pub date -
Feb 3, 1993
filing date -
May 30, 1991
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A tissue gripping device for use with a cannula. The device includes a housing member which has a generally cylindrical shape and is provided with a plurality of slots about its circumference. A cannula locking collet and collar are provided along with a tissue gripping member so that the entire device fits over a cannula and is secured thereto. Once the cannula is positioned in the body wall of a patient, the tissue gripping member is moved towards the housing member so that a plurality of finger-like expansion members protrude through the slots in the housing member to anchor the tissue gripping device and the cannula in place for a surgical procedure.
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