Objective To discuss the problems of using high pressure injector in the 16-detector-row CT. Methods Reviewed and analyzed the courses of using high pressure injector in the 16-detector-row CT for 799 patients. Results 774 patients obtained successful infusion,contrast medium hydrops were occurred in 20 patients,2 patients were infusion failure and 3 patients were redid for misoperation. Conclusion Master the details of operating high pressure injector can alleviate the pain of patients,and then obtain the satisfactory effect.
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