Patent ID: 9289289
Filing Date: 2016-03-22
CPC Classification: A61F

Claim Text:
1. A device for anchoring a prosthetic heart valve on biological tissue, the device comprising: first and second anchoring assemblies that are mutually couplable to secure biological tissue therebetween, wherein the anchoring assemblies include at least one pair of complementary arched portions having anchoring formations for anchoring on the biological tissue, such that the anchoring formations include extensions which are rigidly connected to the anchoring assemblies and extend radially outwardly from one of the anchoring assemblies in an aligned arrangement with respect to corresponding extensions extending radially outwardly from the other of the anchoring assemblies, whereby, with the anchoring assemblies mutually coupled to secure the biological tissue therebetween, the extensions in the pair of complementary arched portions form couples of co-operating extensions, wherein, in at least one of the anchoring assemblies, the extensions have different lengths over different portions of the respective anchoring assemblies.