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METHOD AND APPARATUS FOR ARTICULATING THE WRIST OF A LAPAROSCOPIC GRASPING INSTRUMENT

  • US 20090198272A1
  • Filed: 02/06/2008
  • Published: 08/06/2009
  • Est. Priority Date: 02/06/2008
  • Status: Abandoned Application
First Claim
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1. A laparoscopic grasping instrument, comprising:

  • an elongated shaft having a set of opposing jaws associated with a distal end thereof and a handle associated with a proximal end thereof;

    an articulation wrist positioned between said shaft and said jaw set for effecting movement of said jaws relative to said shaft as desired, both left and right, from centerline, said articulation wrist comprising;

    an actuator associated with said handle;

    at least one force transfer member for translating user operation of said actuator into movement of said jaws to control the degree of articulation of said instrument; and

    an articulation wrist comprising a set of pivotal vertebra that are connected to each other, wherein each vertebra is adapted to pivot left and right from centerline in relation to any of said shaft and said jaw set.

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