FIELD: medical engineering; cardiovascular surgery. SUBSTANCE: device has two cones 1 and 2 open near the base and formed by elastic thread 3 and 4. The cones are connected with tie rod 8. The filter is characterized by the fact that the ends of threads 3 or at least some of them are divided into two parts and bent in different directions and the cones are turned with their vertexes in different directions. EFFECT: enhanced effectiveness in treating the cases of embolism of pulmonary artery. 3 dwg
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