Method and apparatus for dilatation of a stenotic vessel
US5336234A · kind A · utility
350Cited by
28References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 7, 1993 |
| Grant date | Aug 9, 1994 |
| Priority date | — |
| Expiry date | May 7, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/1086
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus and method of operation are disclosed for using an expandable balloon catheter to perform a combination angioplasty and atherectomy procedure on a stenotic blood vessel. The expandable balloon has a plurality of atherotomes attached to its outer surface, and longitudinal, transverse, or rotational oscillatory motion is imparted to the atherotomes to assist in incising the stenotic tissue, prior to or during dilatation of the stenotic segment of the blood vessel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.