The main purpose of the study is to evaluate whether the routine use of ultrasound guided arterial puncture can increase the proportion of patients who only needs one puncture attempt in order to successfully extract enough blood to make an arterial blood gas analysis, when ultrasound guided arterial puncture is compared to conventional arterial puncture technique.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Masking
SINGLE
Enrollment
238
Arterial puncture is performed using simultaneously ultrasound in order to guide the passage of the syringe from the patient's skin to the artery
Arterial puncture is performed using the conventional technique
Odense University Hospital
Odense, Fyn, Denmark
The proportion of patients who only needs one puncture attempt in order to successfully extract enough blood to make an arterial blood gas analysis
Time frame: up to 1 hour after arterial puncture
Time used for arterial puncture
Time frame: up to 1 hour after arterial puncture
Patient corporation
Patient corporation is subjectively estimated by the physician performing the arterial puncture. The degree of patient corporation are assessed on a scale from 1 - 5, where 1 is very poor patient corporation and 5 is perfect patient corporation.
Time frame: up to 1 hour after arterial puncture
Pain Scores on the Visual Analog Scale
Time frame: Up to 1 hour after arterial puncture
Number of attempts before successfully acquiring arterial puncture
Time frame: up to 1 hour after arterial puncture
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