Vascular closure device
US8821532B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 30, 2009 |
| Grant date | Sep 2, 2014 |
| Priority date | — |
| Expiry date | Oct 15, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/00778
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A device for closure of an opening formed through a wall of a body vessel of a patient is provided, as well as an introducer system for delivery of the closure device. Various embodiments include the closure device having hook members configured to engage the tissue interior of the body vessel wall, hook members configured to engage interstitial tissue adjacent to the body vessel, a plug member to contact sealably the opening from inside the body vessel, and combinations thereof. A retraction member is removably attached to the each of the embodiments to permit manipulation of the device. Remodelable material may be included with each of the embodiments to promote quicker healing. The introducer includes a sheath that is insertable through the opening and a pusher disposed within the lumen of the sheath and movable within the sheath lumen to deploy the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.