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US 9,872,766 B2Granted
Valve prosthesis
AssigneeMedtronic, Inc.
InventorJoshua Dwork
Life of this patent
Estimating the term…
Abstract
A heart valve prosthesis and delivery systems are provided for replacing a cardiac valve. The heart valve prosthesis includes a self-expanding frame includes a portion having a crimp that provides additional flexibility to the self-expanding frame in the collapsed configuration.
Claims10
A valve prosthesis comprising:
- a frame including an outflow section, an inflow section and a valve section therebetween, the frame having more than two concave depressions formed therein with each concave depression being localized and circumferentially spaced from another of the concave depressions, wherein a respective portion of a circumference of the frame that is spanned by each of the concave depressions consists of at least two adjacent cells of a radially repeating cell pattern of the frame, and wherein an outer diameter of the frame is reduced at the location of each concave depression, respectively, of the radially repeating cell pattern of the frame;
- and
- a valve body including a plurality of valve leaflets attached to the frame in the valve section.
A valve prosthesis comprising:
- a frame including a first section, a second section and a valve section therebetween, the frame having more than two concave depressions formed therein with each concave depression being localized and circumferentially spaced from another of the concave depressions, wherein a respective portion of a circumference of the frame that is spanned by each of the concave depressions consists of at least two adjacent cells of a radially repeating cell pattern of the frame, and wherein an outer diameter of the frame is reduced at the location of each concave depression, respectively, of the radially repeating cell pattern of the frame;
- and
- a valve body including a plurality of valve leaflets attached to the frame in the valve section.
Dependencies are inferred from the claim text.