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SURGICAL INSTRUMENTS WITH NON-CONTACT SWITCH ASSEMBLIES

  • US 20150235789A1
  • Filed: 10/24/2014
  • Published: 08/20/2015
  • Est. Priority Date: 02/14/2014
  • Status: Active Grant
First Claim
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1. A non-contact button assembly for a powered surgical instrument, the button assembly comprising:

  • a light emitter configured to emit light;

    a rocker switch having a proximal end portion, the rocker switch defining a through passage about a longitudinal axis thereof through the proximal end portion;

    a rocker housing positioned about the proximal end portion of the rocker switch;

    a button retainer secured about the proximal end portion of the rocker switch to retain the rocker switch within the rocker housing; and

    a button shaft disposed within the through passage of the rocker switch, the button shaft having a proximal portion, a distal portion, and a flange positioned between the proximal and distal portions, the button shaft has a deactivated position, wherein the button shaft is configured to prevent light from the light emitter from illuminating a light detector, and the button shaft has an activated position, wherein the button shaft is configured to permit light emitted from the light emitter to illuminate the light detector.

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