Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Corbett W. Stone0
Brian S. Kelleher0
James F. Marino0
Jeffrey J. Blewett0
Troy K. Christopher0
Date of Patent
April 24, 2012
0Patent Application Number
131604770
Date Filed
June 14, 2011
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An expandable tip cannula system, comprising: a hollow cannula shaft having a proximal end and a distal end; and an expandable tip mounted at the distal end of the hollow cannula shaft, the expandable tip comprising a plurality of generally-triangular shaped petals held together in a radially-inwardly tapered arrangement between adjacent petals, each petal comprising a nerve sensing electrode disposed therein.
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