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STEERING SYSTEM WITH LOCKING MECHANISM

  • US 20090287188A1
  • Filed: 05/12/2009
  • Published: 11/19/2009
  • Est. Priority Date: 05/13/2008
  • Status: Active Grant
First Claim
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1. A steering system for a steerable device having a deflectable insertion shaft through which at least first and second steering wires are routed, the steering system comprising:

  • first and second drive members adapted to be coupled to the first and second steering wires for effecting movement of the first and second steering wires, respectively;

    a first lock member associated with the first drive member, the first lock member movable between an unlocked position, wherein the first drive member is freely movable to effect movement on the first steering wire, and a locked position, wherein the first drive member is prohibited from effecting movement on the first steering wire; and

    a second lock member associated with the second drive member and movable independently of the first lock member, the second lock member movable between an unlocked position, wherein the second drive member is movable to effect movement on the second steering wire, and a locked position, wherein the second drive member is prohibited from effecting movement on the second steering wire.

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