Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Andrew R. Leopold0
Raymond F. Lippitt0
Robert G. Lippitt0
Date of Patent
May 9, 2006
0Patent Application Number
104364450
Date Filed
May 13, 2003
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An expansible and retractable mechanism of the type disclosed in U.S. Pat. No. 5,924,175 and/or a medical grasper of the type disclosed in U.S. Pat. No. 5,906,622 in which (1) the fixed flexure elements are self-biased to move into the expanded condition thereof. A handpiece for the medical grasper is constructed and arranged so that after a stone has been grasped, a further digital pull on the movable handpiece structure effects the application of a limiting resiliently yielding force to the gripping action.
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