Reusable warming blanket with phase change material

US11583437B2 · kind B2 · utility

Assignee

• Aspen Surgical Products, Inc. · US

Inventors

• Michael S. Hood · Batesville, US
• Charles A. Lachenbruch · Lakeway, US
• David L. Bedel · Batesville, US
• Robert J. Lawrence · King, US
• Darrell Borgman · Batesville, US
• Varad Narayan Srivastava · Batesville, US
• Neal Wiggermann · Batesville, US
• Kirsten M. Emmons · Batesville, US
• Frank E. Sauser · Cincinnati, US
• Holly L. Bengel · Lowell, US
• Logan Cobler · Osgood, US
• Kayla Stevens · Skaneateles, US
• Justine Pringle · Grand Rapids, US
• Ryan S. Severns · Grand Rapids, US
• Yongji Fu · Cadiz, US

Key dates

• Filing date: Jan 28, 2019
• Grant date: Feb 21, 2023
• Expiry date: Dec 24, 2041

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B32B2307/30
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A warming device may include a batting layer having a phase change material. The batting layer may have a patient side and an upper side. A hot melt fabric adhesive may be applied to the patient side and upper side of the batting. A first fabric layer may be adhered to the hot melt fabric on the patient side of the batting. The first fabric layer may have a phase change material integrated coating. An insulation layer may be adhered to the hot melt fabric on the upper side of the batting. A second fabric layer may be coupled to the insulation layer.