Central Line Insertion Technique in Small Infants Using Flexible Tip Straight Guidewire and J-tip Guidewire: a Randomized Controlled Trials

简要总结

主要结局

次要结局

• Time to first puncture of central vein(Interval between skin penetration of the needle and flashback of blood, an expected average of 30 seconds)
• Time to guide wire insertion(Interval between skin penetration and removal of the needle after guide wire insertion, an expected average of 90 seconds)
• Total time to central venous catheterization(Interval between skin penetration of the needle and installation of the indwelling catheter, an expected average of 3 minutes)
• Number of central vein puncture trial(up to 5 times, an expected average observation time of 30 seconds)
• Number of guide wire insertion trial(up to 5 times, an expected average observation time of 90 seconds)
• First successful central vein puncture rate(Interval between skin penetration of the needle or angiocatheter and flashback of blood, an expected average of 30 seconds)
• First successful guide wire insertion rate(Interval between skin penetration and removal of the needle after guide wire insertion, an expected average of 90 seconds)