Recoverable thrombus filter
A filter and thrombus technology, which is applied in the field of thrombus filters, can solve problems such as puncture and scratches on the vessel wall, filter adjustment, and easy tilting of the filter, and achieve the effects of reducing surgical risks, improving stability, and positioning accuracy
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[0026] See Figure 1 to Figure 12 , specific embodiments of the present invention are as follows: see Figure 1 ~ Figure 4 , the fixed end tool 1 is a cylinder, one end of which has a hook body 2, the hook body 2 is the recovery hook of the filter, which can be a ring hook or a sleeve hook, and the other end of the fixed end tool 1 is connected with a plurality of straight metal wires 4 It is affixed to at least one spiral metal wire 3; the metal wire 4 is a straight body wire, and one end of a plurality of metal wires 4 intersects and gathers together to be welded to one end of the fixed end tool 1, and each metal wire 4 is welded by welding The fixed point is bent outward at the same angle and spread out evenly in the circumferential direction, forming a radial funnel shape as a whole. The diameter of the funnel opening is slightly smaller than or equal to the diameter of the metal wire 3 helical ring, and a plurality of metal wires 4 are formed. In the filtering part of th...
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