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US 2022/0175519 A1Published application
Transcatheter valve having reduced seam exposure
AssigneeMedtronic, Inc.
InventorAlaena DeStefano Maiorano
Life of this patent
Estimating the term…
Abstract
A transcatheter valve having an expandable frame and a collapsible multi-portion skirt within the frame are provided with seams between the portions of the skirt that are located to cooperate with features of the frame and thereby reduce the exposure of the seams.
Claims33
A valve body for use in a prosthetic heart valve, the valve body comprising:
- a skirt having a lower edge;
- a plurality of valve leaflets, at least one valve leaflet being joined to the skirt to form a leaflet-to-skirt joint, the leaflet-to-skirt joint having an upper portion and a lower portion, the upper portion having an uppermost point;
- the skirt further having a side seam extending from the leaflet-to-skirt joint toward the lower edge of the of the skirt, the skirt side seam having a length that is significantly shorter than a line extending from the skirt lower edge to the uppermost point on the upper portion of the leaflet- to-skirt joint in a longitudinal direction.
A valve body for use in a prosthetic heart valve, the valve body comprising:
- a skirt having an inflow edge;
- a plurality of valve leaflets where at least one of the valve leaflets is joined to the skirt to form a leaflet-to-skirt joint that includes an upper half and a lower half;
- and
- the skirt further having a seam that extends from the lower half of the leaflet-to-skirt joint toward the inflow edge of the skirt.
1 more element
Dependencies are inferred from the claim text.