| 摘要 |
PCT No. PCT/US92/11311 Sec. 371 Date Jun. 27, 1994 Sec. 102(e) Date Jun. 27, 1994 PCT Filed Dec. 30, 1992 PCT Pub. No. WO93/15136 PCT Pub. Date Aug. 5, 1993A thrombosis filter that has an improved filtering function and can be securely anchored at a desired location and be removed through an endovenous route even after the growth of neointima. The thrombosis filter of this invention includes a first and a second filtering and holding unit, each unit including a coupling mechanism at its outer extremity in the form of a hook, and a plurality of resilient struts that are biased into contact therewith with the vein wall. The units are interconnected by a core shaft which consists of a compression member and a pair of core wires.
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