目的评价多导丝置管法床边盲插鼻肠喂养管的有效性、安全性。
Objective To evaluate the efficacy and safety of the multi-stylet method for bedside blind placement of nasoenteral feeding tubes.
目的评价双导丝球囊在冠脉支架内再狭窄治疗中的的安全性和疗效。
Objective To assess the safety and therapeutical efficiency of dual-wire balloon using in treating coronary artery in-stent restenosis.
并且，由于增加了焊接结合面积并有效转移了薄弱受力面，使导丝连接安全性得到提高。
Moreover, due to increasing the welding combination area and effectively transferring a weak stress surface, the connection safety of the guide wire is increased.
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