Calculus removal
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United States of America Patent
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-
Nov 20, 2001
Issued Date -
N/A
app pub date -
Jun 24, 1999
filing date -
Apr 30, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Grasping an object, e.g., a calculus in the biliary tract, using a grasper, such as a basket, that can be opened and closed without mechanical advantage and also rotated about the device axis to make it easier to capture the object. The basket can then be closed further with mechanical advantage to crush the object.
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Cited Art Landscape
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