US Patent 7618542 Blood purifying device and method of operating the same

Patent 7618542 was granted and assigned to Asahi Kasei on November, 2009 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Asahi Kasei

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

76185420

Patent Inventor Names

Soichirou Okazaki0

Date of Patent

November 17, 2009

Patent Application Number

105239680

Date Filed

August 4, 2003

Patent Primary Examiner

‌

John Kim

Patent abstract

A blood purifying apparatus particularly suitable for continuous blood purification, and a method of controlling the same whereby the weight of body fluid removed from a patient and a feed weight to the patient can be more accurately controlled. A blood purifying apparatus 50 adapted for the continuous blood purification includes a drain C, a dialysate feed A, and a replacement fluid feed B, which are equipped with transfer pumps 5, 6, 7, respectively, reservoir containers 8, 9, and 10, respectively, that are capable of storing a predetermined volume, and fluid level sensors 11, 12, and 13, respectively. The blood purifying apparatus further includes a single weightmeter 20 capable of measuring the reservoir containers 8, 9, and 10 all at the same time.