| 摘要 |
A coil assembly for use in medical devices, the assembly including a first coil having a first coil length and a first coil lumen, the first coil wrapped in a first direction, and a second coil disposed within the first coil lumen. The second coil is wrapped in a second direction opposite the first direction. The first coil is affixed to the second coil with a plurality of affixation points along the first coil length. The coil assembly may be used in medical devices including, for example, an elongated shaft wherein the coil assembly is disposed about a portion of the shaft. |
