Using retrievable vena cava filter in DVT patients;

Applications of the inferior vena cava filter for prevention of risk of pulmonary embolism in 96 cases;

Structure, functions and performance of vena cava filter;

ObjectiveTo evaluate the use of Trap Ease vena cava filter in the prevention of pulmonary embolism and its related complications.

Study on therapy of pulmonary embolism with Vena cava filters transplanting;

Placement of inferior vena cava filters for the prevention of pulmonary embolism;

Results Vena cava filters were successfully placed in all cases Mean implantation time was 24 days(range from 14 to days)42.

Objective To assess the clinical value of vena caval filters in the prevention of pulmonary embolism(PE) in patients with deep-vein thrombosis(DVT).

Inferior vena cava filter placement in the prevention of pulmonary embolism and its complications;

Inferior vena cava filter placement guided by color-ultrasonography;

Clinical application of inferior vena cava filter;

Insertion of IVC filter in treating lower extremity deep vein thrombosis;

【Method】:In vitro, thrombus capture rate and stability of the new IVC filter and the Recovery retrievable filter were tested in varied thrombus diameters, tube diameters and positions, and the experiment was repeated by using a piece of cow aorta in stead of the silica gel tube.

One group of 95 cases were only given the intravenous anticoagulation and thrombolysis therapy by pressurized pump, additionally, another group of 23 cases were installed IVC filter before above therapy.