Intravascular catheter having an expandable incising portion and abrasive surfaces
US11357533B2 · kind B2 · utility
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86References
15Claims
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Inventor
Key dates
| Filing date | Feb 24, 2017 |
| Grant date | Jun 14, 2022 |
| Priority date | — |
| Expiry date | Oct 25, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/0811
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An intravascular device is provided having a catheter tube and an expandable portion including a plurality of struts capable of being moved between an open and a closed position. An incising element and an abrasive surface are provided on at least one of the struts. The incising element has a sharpened edge for creating an incision in, and the abrasive surface is configured to abrade, atherosclerotic material located within a blood vessel when the expandable portion is in the opened position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.