http://www.w3.org/ns/prov#value | - The memory material of the mounting ring typically is encased or encapsulated in a suitable biologically and chemically compatible or inert material such as silicone or the like. [0020] In one embodiment of the prosthesis, the mounting ring (from which the valve is suspended) has an outwardly disposed, axial array of tissue anchors, typically, barbed spikes.
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