Battery assembly for medical device

US12311187B2 · kind B2 · utility

Assignee

• Medtronic, Inc. · US

Inventors

• Jeffrey J. Louwagie · Minnetonka, US
• Paul B. Aamodt · Minnetonka, US
• Vincent Brama · Minnetonka, US
• Nicholas H. Finstrom · Elk River, US
• Michael B. Hintz · Mahtomedi, US
• Vadim A. Yakovlev · Fridley, US
• Kevin D. O'Connell · Lino Lakes, US
• Richard W. Swenson · Edina, US
• Brian P. Schmidt · Andover, US
• Joseph J. Viavattine · Vadnais Heights, US
• Puqiang Zhang · Canton, US
• Hailiang Zhao · Plymouth, US
• Chao Hu · New Taipei, TW

Key dates

• Filing date: Jul 14, 2022
• Grant date: May 27, 2025
• Expiry date: May 29, 2043

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E60/10
• WIPO field: Electrical machinery, apparatus, energy
• WIPO sector: Electrical engineering

Abstract

In some examples, a battery assembly for an implantable medical device. The battery assembly may include an electrode stack comprising a plurality of electrode plates, wherein the plurality of electrode plates comprises a first electrode plate including a first tab extending from the first electrode plate and a second electrode plate including a second tab extending from the second electrode plate; a spacer between the first tab and the second tab; and a rivet extending through the first tab, second tab, and spacer, wherein the rivet is configured to mechanically attach the first tab, second tab, and spacer to each other.