Results All of the 46 times of punctures and catheterizations were successful. No infection occurred.
结果穿刺46次、46条血管，均置管成功；导管尖端未发生感染。
2
Results The common acute complications of catheterizations included inadvertent arterial puncture in 8 cases (3.6%), local hematoma in 10 cases (4.5%) and local bleeding in 3 cases(1.3%).