Microcatheter
US5919171A · kind A · utility
66Cited by
0References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 1997 |
| Grant date | Jul 6, 1999 |
| Priority date | — |
| Expiry date | Jan 30, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0057
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A microcatheter for infusion in which a tip portion of its shaft 2 comprises a porous tubular structure 3 having no communicating pores is provided. It can be inserted into fine peripheral blood vessels along a guiding wire and/or on a blood stream, and thus a contrast medium, a curative drug, an embolismic substance or the like can be infused in the desired portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.