| 摘要 |
Medical devices, methods of manufacturing medical devices, and systems comprising medical devices are provided. The medical device comprises a shaft having a proximal end, a distal end, and a major lumen disposed therein extending between the proximal end and the distal end. The major lumen is configured to receive a second medical device therein. The shaft comprises an inner liner, a generally planar element wrapped in a spiral pattern about the outer surface of the inner liner, and an outer layer. The generally planar element has a longitudinal axis and a plurality of longitudinally extending ribs and comprises a polymeric material. |
