| http://www.w3.org/ns/prov#value | - Alternatively, a stent cover 50 wherein two cover layers 52 and 53 are sandwiching a channel 56 is formed first, and then the cover 50 may be placed onto a stent. [0034] If the material for the channel cannot withstand the heat or other treatment used for processing the stent covering, the channel may be formed separately from a channel material and then inserted into another channel which is form
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