ABSTRACT
Objective To study the value of the temporary vena cava filter in the prevention of ectopic embolism formation in cases with thrombolytic therapy of venous thrombosis.Methods Of 11 patients, 10 suffured from venous thrombosis of lower limb and 1 from thrombosis of right internal jugular vein with persistent truncus arteriosus were treated by inserting permanent or temporary vena cava filter via median vein. Results In all 11 case control of symptoms followed this treatment occurred 7 to 15 days, thrombi were completely or partly dissoluted, the blood vessels recanalized, and finally removed the temporary vena cava filter. There were no complication and ectopic emboli related to thrombolytic therapy. Conclusions Our observation indicated that temporary vena cava filter insertion is safe and effective to prevent ectopic embolism in thrombolytic therapy of venous thrombosis.