Ayre-Smith G
J Can Assoc Radiol. 1984 Sep;35(3):301-2.
The use of the modified Simmons catheter in a selected group of patients over 60 years old, where difficult catheterization was expected, is described. The ease of reforming the loop of the catheter and the ease with which tortuous brachiocephalic vessels are catheterized leads to the recommendation that this catheter should be used routinely in cerebral angiography where ectasia of the arteries is expected.
描述了在一组预期插管困难的60岁以上患者中使用改良的西蒙斯导管的情况。导管环易于重塑以及曲折的头臂血管易于插管，这使得建议在预期动脉扩张的脑血管造影中常规使用这种导管。
