| http://www.w3.org/ns/prov#value | - BRIEF DESCRIPTION OF THE DRAWINGS [0012]FIG. 1 is an elevated side view of an example apparatus in accordance with an aspect of the present invention. [0013]FIG. 2 is a cross-sectional view of the taken along line 2-2 of FIG. 1. [0014]FIG. 3 is a view of the apparatus taken along line 3-3 of FIG. 2. [0015]FIG. 4 is a cross-sectional view of the apparatus positioned within the heart valve of a pati
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