×

Positioning tools and methods for implanting medical devices

  • US 9,844,453 B2
  • Filed: 10/08/2015
  • Issued: 12/19/2017
  • Est. Priority Date: 08/27/2001
  • Status: Expired due to Fees
First Claim
Patent Images

1. A device for positioning an implant in a patient, comprising:

  • a handle;

    a cannula extending distally from the handle, wherein the cannula includes a fixed bent portion;

    a mandrel, at least a portion of the mandrel positioned within a lumen of the cannula, wherein the mandrel is flexible and configured to slide proximally and distally within the fixed bent portion of the cannula; and

    a plurality of expansion elements, each expansion element including a proximal portion and a distal portion, wherein the proximal and distal portions are pivotally connected to each other, and wherein a proximal end of the proximal portion and a distal end of the distal portion are movable relative to each other;

    wherein movement of the mandrel relative to the cannula corresponds to;

    a) movement of the proximal end of the proximal portion and the distal end of the distal portion of each expansion element towards each other, and b) a radially outward movement of a central portion of each expansion element.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×