Integrated steering device
US9820634B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 21, 2014 |
| Grant date | Nov 21, 2017 |
| Priority date | — |
| Expiry date | Jan 21, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0036
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention discloses a steering device for use in a body lumen of a patient. The steering device comprises a flexible tube; a plurality of spaced-apart elements positioned along at least a portion of the tube; wherein the plurality of spaced-apart elements and the tube form a single integrated unit; and at least two steering wires having at least a portion passing through the spaced-apart elements and at least a portion passing within the tube. According to another broad aspect of the present invention, there is provided a steering device for use in a body lumen of a patient, comprising: a flexible tube; at least two steering wires having at least a portion passing within the flexible tube; at least two spring-like sleeves; each spring-like sleeve at least partially enclosing a steering wire respectively; wherein the spring-like sleeve has a variable pitch along its length; such that the flexible tube comprises at least two portions having different bending properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.