Pyloric anchor retrieval tools and methods

US11666470B2 · kind B2 · utility

Assignee

• Metamodix, Inc. · US

Inventors

• Todd Stangenes · Minneapolis, US
• Werner Schwarz · Reinach, CH
• Kedar R. Belhe · Minnetonka, US
• Mathew Ziebol · Blaine, US
• Edward Anderson · Maple Grove, US

Key dates

• Filing date: Apr 8, 2020
• Grant date: Jun 6, 2023
• Expiry date: Mar 21, 2041

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61F2002/9528
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A retrieval device comprising a hook assembly and a capsule assembly. The hook assembly has an attachment feature at a first end. The capsule assembly includes a capsule, a capsule shaft, and a handle connected in series and defining an inner bore. The capsule has a first end defining an opening. The inner bore of the capsule assembly is configured to slidably receive the hook assembly. The handle has a central portion, a first extension portion attached to the capsule shaft, and a second extension portion with a hook assembly lock at a second end. The hook assembly lock is configured to lock the hook assembly to the second extension portion. The second extension portion is configured to pull the hook assembly relative to the capsule shaft, and the first extension portion is configured to push the capsule shaft relative to the hook assembly along the central longitudinal axis.