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Surgical instrument incorporating a fluid transfer controlled articulation mechanism

  • US 20060190028A1
  • Filed: 02/18/2005
  • Published: 08/24/2006
  • Est. Priority Date: 02/18/2005
  • Status: Active Grant
First Claim
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1. A surgical instrument, comprising:

  • a proximal portion configured for manipulation external to a patient;

    an elongate shaft attached to the proximal portion;

    an end effector;

    an articulation joint attaching the end effector to the elongate shaft;

    a fluid control attached to the proximal portion operably configured to transfer fluid through the elongate shaft through a first fluid passage; and

    a first fluid actuator in fluid communication with the first fluid passage and responsive to the fluid transferred by the fluid control to actuate the articulation joint.

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