Dialysis system including blood and dialysate cassette

US8858488B2 · kind B2 · utility

Assignees

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

Inventors

• Thomas D. Kelly · Portland, US
• Robert W. Childers · Holiday, US
• Don Busby · Tampa, US
• Rodolfo Roger · Clearwater, US
• Waleed Mutasem El Sayyid · Land O' Lakes, US
• Shahid Din · Palm Harbor, US

Key dates

• Filing date: Sep 17, 2010
• Grant date: Oct 14, 2014
• Expiry date: Sep 17, 2030

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61M2205/75
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A dialysis system including a dialysis machine including a blood pump actuator, dialysate pump actuator, a blood valve actuator and a dialysate valve actuator; and a disposable cassette operable with the dialysis machine, the disposable cassette including: (i) a housing, (ii) a dialysate pump portion of the housing configured to operate with the dialysate pump actuator, (iii) a blood valve portion of the housing configured to operate with the blood valve actuator, (iv) a dialysate valve portion of the housing configured to operate with the dialysate valve actuator, (v) a dialyzer supported by the housing, the dialyzer including a dialysate inlet and a dialysate outlet, (vi) a first dialysate connection extending externally from the housing to the dialyzer inlet, and (vii) a second dialysate connection extending externally from the housing to the dialyzer outlet.