Bow shaped catheter
US5855577A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 7, 1997 |
| Grant date | Jan 5, 1999 |
| Priority date | — |
| Expiry date | Feb 7, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/2211
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A bow shaped, integrated wire catheter apparatus and method of use for access to, and laser or other treatment within, cavities and organs in the human body, the apparatus having a curvilinear shape but flexible enough to assume a generally elongated shape such that the apparatus can be extended through the vasculature in the generally elongated shape and can assume the curvilinear shape when extended into a body cavity or organ, the curvilinear shape serving to securely position the apparatus adjacent a selected surface within the body cavity or organ for laser or other treatment with a laser delivery device or other functional device thereon, the apparatus having a central axis, the apparatus comprising a main catheter shaft having a proximal end and an apex seeking and stabilizing distal end, the main catheter shaft having material of construction or other mechanism or means for causing a portion of the catheter shaft to have a bowed shape adjacent its distal end, the main catheter shaft having at least one hollow lumen extending axially and at least partially therethrough such that a bow shaped portion defines and distinguishes an outer arcuate sidewall for placement in contact…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.