Plastic stent and stent operation apparatus for the same

摘要

Disclosed herein are a plastic stent (10) and a stent operation apparatus (20) for plastic stents. The stent operation apparatus includes a stent push rod (21) having an externally threaded end (23). The stent body has an internal thread (26) on its circumferential inner surface. The plastic stent is coupled to the stent push rod by the threaded engagement between the externally threaded end and the internal thread, is inserted into the body of a patient, is adjusted in location by pushing or pulling the stent push rod, and is released from the stent push rod at a correct location in the body of the patient by disengaging the threaded engagement.