Robotic heart valve annulus sizer
AssigneeSt. Jude Medical, Inc.
InventorsXueMei Li, Jack Lemmon
Life of this patent
Estimating the term…
Abstract
A heart valve annulus sizer is provided for measuring a valve to be fitted with an annuloplasty ring. The sizer may include a body having a peripheral portion defining an opening, at least one rib disposed within the opening and dividing the opening into at least a first opening and a second opening, and an anchor disposed on and projecting from the body. The sizer may include a length of suture connected to the body. The anchor may include an aperture adapted to receive the length of suture. A method of using the sizer is provided that includes grasping the sizer with an instrument and positioning the sizer adjacent to a valve into a position suitable to allow for measurement of the valve.
Claims21
A heart valve annulus sizer, comprising:
- a body having a peripheral portion defining an opening through the body;
- at least one rib disposed within the opening and dividing the opening into at least a first opening and a second opening;
- and
- an anchor disposed on and projecting from the body.
(canceled)
A heart valve annulus sizer, comprising:
- a body having a peripheral portion defining an opening through the body;
- at least one rib disposed within the opening and dividing the opening into at least a first opening and a second opening;
- an anchor disposed on and projecting from the body;
- and
- a length of suture connected to the body.
A method of sizing a heart valve annulus, the method comprising the steps of:
- providing a heart valve annulus sizer including a body having a peripheral portion defining an opening through the body, at least one rib disposed within the opening and dividing the opening into at least a first opening and a second opening, an anchor disposed on and projecting from the body, and a length of suture connected to the body;
- grasping the sizer with a forceps;
- and
- positioning the sizer adjacent to the valve in a position suitable to allow for measurement of the valve annulus.
(canceled)
(canceled)
Dependencies are inferred from the claim text.