Extendable guidewire
US4875489A · kind A · utility
175Cited by
8References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 1987 |
| Grant date | Oct 24, 1989 |
| Priority date | — |
| Expiry date | Aug 14, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M25/0905
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An extendable guidewire for introducing a dilatation catheter into the cardiovascular system. The guidewire has main and auxiliary sections with a connector which permits the two sections to be joined together and separated simply by pushing the two sections together and pulling them apart. One of the sections can be used for positioning the catheter within the cardiovasuclar system, and the other section can be employed to extend the wire to change catheters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.