LAPAROSCOPIC APPARATUS
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United States of America Patent
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app pub date -
Feb 29, 2012
filing date -
Aug 31, 2009
priority date (Note) -
Abandoned
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Abstract
The present invention provides a laparoscopic apparatus having an elongated barrel connected to a handle case with a fixed handle and a movable handle. A rotatable conduit is connected to a rotatable wheel with a movable rod disposed inside the elongated barrel, which is operable by the rotatable wheel. An end-effector with wrist-like movement is connected to an articulation assembly of the fixed handle in conjunction with a universal joint. The laparoscopic apparatus of the present invention with the end-effector assembly provides a wrist-like lateral movement. The laparoscopic surgical apparatus of the present invention has an improved articulation and an extra degree of freedom, while retaining its existing surgical functions.
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