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:
Oct. 10, 2000
Filed:
Jan. 28, 1998
Applicant:
Inventors:
Hal Danby, Chilton Sudbury, GB;
Thomas McGraghan, Colchester, GB;
Jon Plumb, Braintree, GB;
Alan Brundle, Halstead, GB;
Martin Monaghan, Evanston, IL (US);
Svante Eric Myren, Crystal Lake, IL (US);
Assignee:
Baxter International Inc, Deerfield, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417 63 ;
Abstract
A medical infusion pump is disclosed which has a tube present sensor that determines the position of the tube within a pumping body. The tube present sensor having a pivotable sensor arm with a blade which engages the tube. The pivotable sensor arm having a sensor flag which actuates an optical switch to signal that the sensor arm is in engagement with the tube. The sensor exchanges positional information with a pump controller to affect operation of the pump.