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Actuating device for catheters

  • US 7,278,998 B2
  • Filed: 01/21/2004
  • Issued: 10/09/2007
  • Est. Priority Date: 01/24/2003
  • Status: Active Grant
First Claim
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1. An actuating device for a catheter comprising at least one first part and one second part, which are able to more relative to each other, the actuating device comprising:

  • (i) a tubular slide which can be connected to one of said first part and said second part of the catheter;

    (ii) a slider, which is mobile with respect to the slide in the direction of a longitudinal axis and which can be actuated for moving said slide and moving said first part and said second part relative to each other; and

    (iii) a speed-change mechanism, which is set between said slider and said slide,wherein said speed-change mechanism is able to perform the transmission of the movement between said slider and said slide with at least two drive ratios that are different in successive parts of a movement of said first part and said second part relative to each other.

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