By adding a guide wire to the tip of a standard IV catheter, Amir Belson invented an IV that won't poke vein walls by accident, a problem that can cost hospitals thousands of dollars a week.
Advance the seeking catheter over the wire guide, then use the seeking catheter and wire guide as a unit to advance into the jejunum.
把探查导管套在导丝上向前推送，然后把探查导管和导丝作为一个整体推进空肠。
3
Advance the gastrojejunostomy catheter over the wire guide through the stomach and into the duodenum, advancing far enough that the locking loop is formed within the stomach.