CPC A61M 25/0053 (2013.01) [A61M 25/0012 (2013.01); A61M 25/0045 (2013.01); A61M 2025/0046 (2013.01); A61M 25/0054 (2013.01); A61M 2025/006 (2013.01)] | 15 Claims |
1. A catheter comprising a jacket and defining a lumen, and extending distally towards a tip, the catheter comprising a helical support within the jacket for at least some of a length of the jacket,
wherein a distal end of the catheter has a plurality of portions of different configurations for different bending and/or pushability characteristics, said plurality of portions including at least one corrugated portion with a corrugated jacket,
characterized in that,
the catheter has a hydrophilic coating over at least one distal corrugated portion,
the hydrophilic coating is applied across at least 20 cm of a length of the catheter, and
a thickness of the hydrophilic coating in a hydrated state is less than 25% of a corrugate depth.
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