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Endoscopic device with independently actuated legs

  • US 7,261,725 B2
  • Filed: 01/13/2005
  • Issued: 08/28/2007
  • Est. Priority Date: 01/13/2005
  • Status: Expired due to Fees
First Claim
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1. A device comprising:

  • an outer tube with a proximal end and a distal end;

    a pusher tube assembly comprising an inner tube with a proximal end and a distal end and an end cap secured to said distal end of said inner tube;

    a clamp collar within said distal end of said inner tube;

    legs, each having a proximal end and a distal end;

    a retainer located proximally to said clamp collar with slots that allow passage of said legs; and

    actuating members connected to said proximal end of said legs;

    wherein each of said legs has an outwardly-oriented tab;

    wherein said distal ends of said legs are located, before deployment, at said distal end of said inner tube but proximal to said clamp collar;

    wherein said legs, said actuating members and said retainer reside within said inner tube; and

    wherein said outer tube and said inner tube are connected to a proximal handle that may actuate each leg independently through a separate control cable connected to the proximal end of each of said actuating members of said legs.

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