| http://www.w3.org/ns/prov#value | - However, unlike attempts to improve processability and deliverability of the catheter by having a distal end with an inner lubricious layer of a material such as high density polyethylene (HDPE) or polytetrafluoroethylene (PTFE) and an outer layer of a bondable material for heat fusion bonding to the balloon, both the inner and outer layers of the distal tip of the invention are individually heat
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