Ureteral stent
US7731676B2 · kind B2 · utility
15Cited by
10References
16Claims
0Family size
Inventor
Key dates
| Filing date | Aug 2, 2006 |
| Grant date | Jun 8, 2010 |
| Priority date | — |
| Expiry date | Jan 22, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M27/008
- WIPO fieldMedical technology
- WIPO sectorInstruments
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.