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:
Jul. 09, 2002
Filed:
Oct. 10, 2000
Applicant:
Inventors:
Marshall S. Kriesel, Saint Paul, MN (US);
Thomas N. Thompson, Richfield, MN (US);
Assignee:
Science Incorporated, Burnsville, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 3/700 ; A61M 5/00 ; A61K 9/22 ;
U.S. Cl.
CPC ...
A61M 3/700 ; A61M 5/00 ; A61K 9/22 ;
Abstract
An implantable fluid delivery apparatus for infusing medicinal fluids into a patient that includes a novel basal delivery system that includes a heat responsive polymer gel material which upon being heated by heater foil uniquely functions as an internal energy source for expelling basal doses of medicinal fluids from the device. The apparatus also includes a bolus delivery system that includes a magnetically responsive polymer gel which, upon being stimulated by an electro-magnet will delivery precise bolus doses of medicinal fluids to the patient.