Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 28, 2007
Patent Application Number
10117440
Date Filed
April 5, 2002
Patent Citations Received
...
Patent Primary Examiner
Patent abstract
Methods and devices for performing percutaneous surgery in a patient are provided. A retractor includes a working channel formed by a first portion coupled to a second portion. The first and second portions are movable relative to one another from an unexpanded configuration to an expanded configuration to increase the size of the working channel along the length of the working channel while minimizing trauma to skin and tissue.
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