Articulating torqueable hollow device
US9144369B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 24, 2013 |
| Grant date | Sep 29, 2015 |
| Priority date | — |
| Expiry date | May 24, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M25/0147
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A flexible outer sleeve 70, 170 (partially shown in FIGS. 2 and 7) may be disposed on the outside of the articulation mechanism 10 to provide a smooth exterior surface. The outer sleeve 70, 170 can be made from soft, thin polyurethane, LLDPE, silicon, pellethane, polyurethane, or other approved biocompatible materials such as polyethylene, polypropylene or polyvinyl alcohol. Additionally, the outer sleeve 70, 170 can be coated with a hydrophilic, lubricious coating such as HYDROPASS™ hydrophilic coating available from Boston Scientific Corporation, of Natick, Mass., and described in U.S. Pat. Nos. 5,702,754 and 6,048,620, which are herein incorporated by reference. Additionally, the outer sleeve 70, 170 can be coated with a drug agent to treat internal body tissues.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.