Surgical instrument with adjustable stop/start control during a firing motion

  • US 10,405,859 B2
  • Filed: 04/15/2016
  • Issued: 09/10/2019
  • Est. Priority Date: 04/15/2016
  • Status: Active Grant
First Claim
Patent Images

1. A surgical instrument, comprising:

  • an elongated channel configured to support a staple cartridge;

    an anvil pivotably connected to the elongated channel;

    a knife mechanically coupled to the staple cartridge;

    an electric motor mechanically coupled to the knife, wherein the electric motor is configured to move the knife between a proximal position and a distal position; and

    a control circuit electrically connected to the electric motor, wherein the control circuit is configured to;

    determine a plurality of positions of the knife between the proximal position and the distal position;

    based on a longitudinal coordinate defined by any of the plurality of positions of the knife, selectively ignore an occurrence of a first predefined event;

    automatically stop an advancement of the knife after an occurrence of a second predefined event; and

    automatically restart the advancement of the knife after an occurrence of a third predefined event.

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