umbrella

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A stainless steel sieve placed IV below the renal arteries via the jugular vein, designed to trap deep vein thrombi in the inferior vena cava

umbrella

Mobin-Uddin umbrella Heart surgery A stainless steel sieve placed IV below the renal arteries via the jugular vein, designed to trap deep vein thrombi in the inferior vena cava. See Deep vein thrombosis, Pulmonary thromboembolism.