The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 17, 1996
Filed:
Feb. 21, 1995
Applicant:
Inventor:
Nobuhiko Amano, Nakai-machi, JP;
Assignee:
Terumo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604 65 ;
Abstract
A medical pump driving device comprises a centrifugal pump for transferring liquid in a liquid channel including an artificial lungs, a motor for driving the centrifugal pump, and a bubble removing mechanism for removing a bubble from the liquid channel including the medical device by transferring liquid by the pump. The bubble removing mechanism comprises a CPU for setting various types of set values to intermittently drive the motor, a RAM and an EEPROM for storing the set value set by the CPU, an D/A converter 251, and motor driving circuit for intermittently driving the motor based on the set value stored in the RAM, and EEPROM.