Surgical stapler having motor control based on a drive system component

  • US 10,327,769 B2
  • Filed: 09/23/2015
  • Issued: 06/25/2019
  • Est. Priority Date: 09/23/2015
  • Status: Active Grant
First Claim
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1. A surgical stapler, comprising:

  • a drive system comprising a movable drive member, wherein the movable drive member is configured for linear movement and comprises a plurality of teeth;

    an electric motor mechanically coupled to the drive system;

    a battery electrically couplable to the electric motor; and

    a control system electrically connected to the electric motor, the control system comprising;

    an H-bridge circuit electrically couplable to the electric motor; and

    an accelerometer coupled to the drive system, wherein the control system is configured to control a force applied to the drive system based on an acceleration of the movable drive member.

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