The present invention relates to the field of medical devices, and more particularly to a magnetic double J-tube and tube puller. A magnetic double J-hose and a hose puller, comprising a double J-hose and a hose puller, wherein a magnetic ring or a metal block is arranged at the end portion of the double-J-hose, and wherein the hose puller has a puller hose and a magnet or a Having an electromagnet which fits the magnet ring or the metal block magnetically, and wherein the magnet is arranged at the end portion of the puller hose. The present invention has a simple structure and is safe, reliable and inexpensive, therefore it is suitable for outpatient treatment. This avoids the patient's pain and discomfort when pulling it off using the endoscope to save the time and cost of anesthetic treatment.
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