Ergonomic surgical instruments

  • US 8,623,027 B2
  • Filed: 10/03/2008
  • Issued: 01/07/2014
  • Est. Priority Date: 10/05/2007
  • Status: Active Grant
First Claim
Patent Images

1. A surgical instrument, comprising:

  • a housing having a proximal end and a distal end, wherein the housing defines a proximal opening at the proximal end of the housing and a distal opening at the distal end of the housing, and wherein the distal and proximal openings are positioned on a longitudinal axis;

    a transducer positioned along the longitudinal axis;

    a distal rotation knob coupled to the housing at the distal opening, wherein the distal rotation knob is rotatable about the longitudinal axis;

    a proximal rotation knob positioned proximally from the distal rotation knob along the longitudinal axis, wherein the proximal rotation knob is rotatable about the longitudinal axis, and wherein the proximal rotation knob defines a plurality of flutes positioned adjacent the proximal opening;

    a handle extending downwardly from the housing away from the longitudinal axis; and

    a trigger attached to the housing and moveable relative to the handle.

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