It is device for guiding fin tube that is in fining process. It transfer welded fin tube to outside without machine stop.
此装置在翅片焊接过程中为翅片管的导出装置，即将焊接好后的翅片管传送出来，而机器不用停机。
2
Conclusion: Interventional therapy of guiding method of coaxial catheter is a simple, effective and practical method for treating obstruction of fallopian tube.
结论：输卵管阻塞同轴导管导丝导向法介入治疗是一种简便、实用、效果较好的一种治疗方法。
3
An improvement is that the anesthesia needle guiding passage (3) is arranged in a guiding groove (4) on the outer wall of the tube wall.