catheterization

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Most of these exams, done in hospital cardiac catheterization labs, turn out negative.
在医院的心导管检查室里做这种检查在大多数情况下是得不到预期效果的。
Since most plaque contains calcium, this test indirectly measures plaque buildup and can help determine whether or not a catheterization is necessary
大部分的斑块都含有钙元素，这种测试可以间接测得斑块的构成，从而帮助确定是否采用导管插入术。
If the stress test is positive (abnormal), then a procedure called catheterization is used to get a better look inside the arteries and determine the best treatment approach.
如果结果为阳性（异常），就要利用导管插入术更好的观察动脉内部，以确定最好的治疗方法。

Dr.Gerard Martin says the IMPACT registry for catheterization patients will help doctors to make decisions based on long-term evidence gathered from many hospitals.
But Dr.Martin says the long-term effectiveness of certain heart catheterization procedures is unclear.
A five-month-old baby born with a congenital heart defect undergoes a catheterization.

The CT scans, like the cardiac catheterization, utilize IV dye and can potentially damage the kidneys as well.
FORBES: Coronary CT Scans May Save You (And Your Hospital)

the process of putting a tube into the body to allow fluids to pass or to make a passage wider

插管
The control group, middle cerebral artery occlusion group, injected through femoral vein catheterization equal DMEO at 24 h and 30 min before the middle cerebral artery occlusion.
对照组为大脑中动脉阻塞组,在大脑中动脉阻塞前30分钟经股静脉插管注射等量DMEO。
导管插入
留置导尿
The time of postoperative continuous bladder irrigation was 0.5 day to 1 day. The catheterization time was 3 days to 5 days.
术后持续膀胱冲洗时间0.5～1天，留置导尿管3～5天，平均住院6天。
穿刺置管术
Purpose To evaluate the clinical value of ultrasound-guided internal jugular vein(IJV)catheterization in infant patients.
目的:探讨超声引导改良婴幼儿颈内静脉穿刺置管术的临床应用价值。
导管插入术