Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Toru Maeda0
Date of Patent
June 8, 2010
0Patent Application Number
114972450
Date Filed
August 2, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A ureter stent designed for assisting the draining of urine with calculus fragments. The ureter stent includes a first holding portion, a second holding portion and a junction portion. The first holding portion has a pigtail shape for holding itself in a kidney. The second holding portion has a pigtail shape for holding itself in a bladder. The junction portion joins the first holding portion and the second holding portion and placed in a ureter. The junction portion is made of a metal round wire having no internal flow path. Urine flows outside the ureter stent.
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