System including machine interface for pumping cassette-based therapies

US7867189B2 · kind B2 · utility

Assignees

• Baxter International Inc. · US
• Baxter Healthcare SA · CH

Inventors

• Robert W. Childers · Holiday, US
• Richard Avoy · Palm Harbor, US
• John Booras · Wildwood, US
• Joseph H. Bowman, Jr. · Lake Villa, US
• Paul M. Grippo · Libertyville, US
• Andrew D. Hopping · Largo, US
• David Howard · St. Petersburg, US
• Jeffrey W. Jerrell · Greenfield, US
• Benjamin Kellam · Palm Harbor, US
• Brian Lauman · Clearwater, US
• Sherwin Shang · Vernon Hills, US
• David Vescovi · Pinellas Park, US
• Tahua Yang · Darien, US
• Alex Anping Yu · Spring House, US

Key dates

• Filing date: Dec 28, 2006
• Grant date: Jan 11, 2011
• Expiry date: May 4, 2027

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61M2205/122
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A dialysis machine includes: a hardware unit including at least one pump actuator, at least one valve actuator and a cassette interface, the cassette interface including: (i) a plate that abuts the cassette; (ii) at least one pump aperture defined by the plate; (iii) at least one pump head moveable out of and retractable into the at least one pump aperture to operate a pumping portion of the cassette; (iv) at least one valve aperture defined by the plate; (v) at least one valve apparatus moveable out of and retractable into the at least one valve aperture to operate a valve portion of the cassette; (vi) at least one sensor aperture defined by the plate; and (vii) at least one sensor located in the least one sensor aperture, the at least one sensor operable with a sensor portion of the cassette.