Thrombi size changed from 8X7 mm to 38 X 30mm, 8 patients had embolic complications:5 cerebral embolic confirmed by computed tomography of brain and 3 peripheral embolic confirmed by UCG.

• 大小为8 x 7mm一30x38mm，有明确栓塞并发症者8例:脑栓塞5例，头颅CT证实; 肢体栓塞3例，血管超声证实。