An implantable medical device comprising: a balloon expandable scaffold, the scaffold having a set of longitudinally spaced rings (212), wherein each ring is associated with its direct neighboring ring by links (234, 237), and wherein at least one of the links of the scaffold is a marker link (237), including a pair of depots in which the markers are placed, the depots being aligned off of the marker link and not longitudinally off-set from one another off of the marker link； and wherein the set of rings includes a minimum crimped diameter such that in the minimum crimped diameter, a pair of rings, between which the marker link resides, do not make contact with the marker structure.
