Atherectomy catheter with shapeable distal tip
US11224459B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2017 |
| Grant date | Jan 18, 2022 |
| Priority date | — |
| Expiry date | Sep 16, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M25/0138
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An atherectomy catheter for use in a vessel includes an elongate catheter body and an annular cutter. The elongate catheter body includes a fixed jog section with a pre-set curvature and a flexible section that has a greater flexibility than a remainder of the elongate catheter body. The fixed jog section and flexible section are formed of a frame including a plurality of circumferential slits therein. Also described herein is an atherectomy catheter for use in a vessel includes an elongate catheter body, an annular cutter, and an s-shaped curved portion in the elongate catheter body. The curved portion includes a frame having a longitudinal proximal spine and a longitudinal distal spine. The longitudinal proximal spine is positioned approximately 180 degrees away from the longitudinal distal spine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.