Extendable guide wire for vascular procedures
US4846193A · kind A · utility
146Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 1987 |
| Grant date | Jul 11, 1989 |
| Priority date | — |
| Expiry date | Sep 21, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/22001
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An extendable guidewire and method for introducing and exchanging catheters in vascular procedures such as coronary angioplasty, angiography, and valvuloplasty. The guidewire has first and second interfitting sections movable between extended and retracted positions relative to each other and means to releasably secure the two sections in the extended position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.