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。

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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.

把胃空肠吻合术导管套在导丝上，向前推送穿过胃部，进入十二指肠，推送的距离应当足够，能够使锁定环在胃内成形。

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Intraoperative TEE was used to aid catheter positioning, observe the release of guide wire, and evaluate cardiac function and movement of ventricular wall.

术中tee用于引导导管插至正确位置、观察支架放置过程、监测心功能和室壁运动状况、评价手术疗效。

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They ended up producing a flexible catheter tube that goes a bit of the way up the nostrils, then a guide wire is inserted into the targeted sinus. (In live patients this is done via an endoscope and fluoroscope.) A balloon catheter is advanced over the guide wire and positioned against the blocked ostium.

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X-rays are used to help guide the placement of the catheter.

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