Occlusive device with expandable member

US11925356B2 · kind B2 · utility

Assignee

• Boston Scientific Scimed, Inc. · US

Inventors

• James M. Anderson · Cohoes, US
• John M. Edgell · Plymouth, US
• Jose A. Meregotte · Vadnais Heights, US
• Steven R. Larsen · Lino Lakes, US
• David Raab · Roseville, US
• Peter John Hoffman · Brooklyn Center, US
• David John Onushko · Maple Grove, US

Key dates

• Filing date: Feb 11, 2021
• Grant date: Mar 12, 2024
• Expiry date: Dec 1, 2041

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61B2017/12054
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

An example medical device for occluding the left atrial appendage includes an expandable member having a first end region, a second end region and an inflation cavity. The medical device also includes a plurality of spine members coupled to the expandable member, the plurality of spine members spaced circumferentially around an outer surface of the expandable member. Additionally, the medical device includes a valve member extending at least partially into the inflation cavity, wherein the plurality of spine members are configured to position the medical device within an opening of the left atrial appendage and wherein the expandable member is configured to expand and seal the opening of the left atrial appendage.