Occluder supporter and a method of attachment thereof
First Claim
1. On a heart valve of a mammalian heart having an atrium and a ventricle connected to an artery, the heart valve having an annular occluder with edges connected to the heart and a plurality of valve cusps extending inwardly from said edges for forming the outer circumference of a valve aperture, the valve aperture being opened and shut by the cusps and permitting blood flow in one direction and preventing back flow of blood;
- an occluder supporter comprising;
a plurality of stitched attachments shaped and configured to be sewn on to said edges of said annular occluder at angularly spaced positions, andsupport means connecting said stitched attachments for maintaining said edges of said annular occluder in close proximity to each other and facilitating closure of said cusps in such a way that said support means transect the valve aperture.
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Abstract
The occluder supporter of the present invention is installed to the valve of a mammalian heart and is a device for preventing valve reflux. The characterizing feature of the present invention is the provision of a plurality of stitched attachments which are sewn on to the edge of the occluder and of a support which supports and maintains the edges of the occluder in a mutually close position and which is provided between the stitched attachments in such a way as to transect the valve aperture.
702 Citations
13 Claims
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1. On a heart valve of a mammalian heart having an atrium and a ventricle connected to an artery, the heart valve having an annular occluder with edges connected to the heart and a plurality of valve cusps extending inwardly from said edges for forming the outer circumference of a valve aperture, the valve aperture being opened and shut by the cusps and permitting blood flow in one direction and preventing back flow of blood;
- an occluder supporter comprising;
a plurality of stitched attachments shaped and configured to be sewn on to said edges of said annular occluder at angularly spaced positions, and support means connecting said stitched attachments for maintaining said edges of said annular occluder in close proximity to each other and facilitating closure of said cusps in such a way that said support means transect the valve aperture. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
- an occluder supporter comprising;
Specification