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Articulation and firing force mechanisms

  • US 10,022,124 B2
  • Filed: 06/02/2016
  • Issued: 07/17/2018
  • Est. Priority Date: 11/06/2007
  • Status: Active Grant
First Claim
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1. A method for operating a surgical instrument, the method comprising:

  • directing a drive force through a proximal portion of an elongate tubular member of the surgical instrument;

    redirecting the drive force through a transfer device supported in an articulation portion of the elongate tubular member;

    transferring the drive force from the transfer device to a transfer bar disposed in a distal portion of the elongate tubular member while the distal portion is articulated relative to the proximal portion; and

    engaging the transfer bar with an actuator positioned in the distal portion to operate an end effector associated with the surgical instrument.

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