×

Valve sizer and method of use

  • US 5,885,228 A
  • Filed: 05/08/1996
  • Issued: 03/23/1999
  • Est. Priority Date: 05/08/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of sizing a patient'"'"'s cardiac valve annulus, comprising the steps of:

  • providing a valve sizer having a movable element, the movable element being movable between a first position and a second position, the valve sizer having a valve sizing portion which is at least partially defined by the movable element, the valve sizing portion defining a first valve size when in the first position and a second valve size when in the second position, the movable element being an expandable ring, the expandable ring having a first part slidably coupled to a second part when moving from the first position to the second position;

    inserting the valve sizer into the patient so that the movable element is positioned in the valve annulus;

    adjusting the movable element so that the movable element contacts the valve annulus, the adjusting step is carried out by expanding the ring; and

    removing the valve sizer from the patient after the adjusting step.

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