| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a medical device capable of preventing the wear of a wire even in the case continuous elastic deformation is repeated with the pulsation in the case of indwelling in a body and capable of preventing worn chips of the wire from scattering in the body and a wire part used in the medical device. <P>SOLUTION: In the medical device (a stent graft) indwelled in the body, a wire part W capable of being applied to the respective wire parts (a front ring-shape wire part W3, a rear ring-shape wire part W4, and an intermediate ring-shape wire part W5) includes a structure constituted by bundling a plurality of wire body parts W3 including wire bodies W1 having a line shape and functioning as at least a part of the frameworks of the stent graft and a covering materials W2 covering the outer surfaces of the wire bodies W1 and covering the plurality of bundled wire body parts W3 with the second covering material W4. <P>COPYRIGHT: (C)2011,JPO&INPIT |
