Catheter shaft having distal support
US7491213B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 13, 2004 |
| Grant date | Feb 17, 2009 |
| Priority date | — |
| Expiry date | Feb 12, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0183
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A catheter comprising an inflatable balloon having a proximal end, a distal end, and an inflation cavity therebetween, a catheter shaft having the inflatable balloon affixed proximate a distal end thereof, the catheter shaft having an inflation lumen fluidly connected to the balloon inflation cavity. A guidewire lumen extends through the balloon cavity within a tubular member which is affixed to the inflatable balloon proximate the distal end. A reinforcing sleeve, having a proximal portion and a distal portion with a lumen extending therethrough, wherein the distal portion of the sleeve extends into the inflation cavity with at least a portion of the tubular member slidably disposed through the lumen thereof and the proximal portion is fixed relative to the catheter shaft and disposed in the catheter shaft inflation lumen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.