| http://www.w3.org/ns/prov#value | - BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a side view of an expandable framework called a stent, which forms part of the assembly; FIG. 2 is a longitudinal section through a sheath forming part of the assembly, according to a first embodiment; FIG. 3 is a longitudinal section through a heart valve forming part of the assembly, according to this first embodiment; FIG. 4 is view of a detail of the
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