The purpose of this study is to find the risk factors for complications following arterial line catheterization. Ultrasonography is used to evaluate the size of artery which is cannulated, before and after catheterization. The complications include ischemia, bleeding, thrombosis and so on.
artery observation with ultrasound
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
SCREENING
Masking
NONE
Enrollment
82
Ultrasonography is used to evaluate the change in artery size after arterial catheterization and to assess the complication in children
measurement of perfusion index immediately after arterial catheterization until surgery end, in arterial catheterization site and contralateral site.
Seoul National University Hospital
Seoul, Seoul, South Korea
Incidence of complications associated with arterial catheterization
Number of participants with complications following arterial catheterization. The complications include thrombus, ischemia, oozing or bleeding, and color change, etc. If any of these occur, it is assumed that complications have occurred.
Time frame: within 5 days after arterial catheterization
Time-dependent changes in perfusion index
Perfusion index was continuously monitored throughout surgery, on both sides: the digit on the side of the arterial line placement and the opposite side
Time frame: from arterial catheterization to the end of surgery
Age as a risk factor
To evaluate the age as one of the risk factors for complications following arterial catheterization using univariable logistic regression analysis.
Time frame: within 5 days after arterial catheterization
Number of attempts as a risk factor
To evaluate the number of attempts of arterial catheterization as one of the risk factors for complications
Time frame: within 5 days after arterial catheterization
Duration of catheterization as a risk factor
To evaluate the duration of catheterization as one of the risk factors for complications
Time frame: within 5 days after arterial catheterization
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