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:
Apr. 02, 2019
Filed:
Jan. 27, 2017
Applicant:
Medtronic, Inc., Minneapolis, MN (US);
Inventors:
Naresh Lakshman Raman, Shanghai, CN;
Alex O. Espe, Minneapolis, MN (US);
Nicholas R. Whitehead, Lake Elmo, MN (US);
Timothy J. Denison, Minneapolis, MN (US);
Venkat R. Gaddam, Plymouth, MN (US);
Scott A. Sarkinen, Greenfield, MN (US);
Erik J. Peterson, Fridley, MN (US);
Jacob A. Otterstetter, Coon Rapids, MN (US);
Assignee:
MEDTRONIC, INC., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01F 17/00 (2006.01); A61M 5/172 (2006.01); A61M 5/155 (2006.01); A61M 5/152 (2006.01); A61M 5/168 (2006.01); A61M 5/142 (2006.01);
U.S. Cl.
CPC ...
A61M 5/172 (2013.01); A61M 5/14224 (2013.01); A61M 5/14276 (2013.01); A61M 5/152 (2013.01); A61M 5/155 (2013.01); A61M 5/1684 (2013.01); G01F 17/00 (2013.01); A61M 2205/18 (2013.01); A61M 2205/3306 (2013.01); A61M 2205/3375 (2013.01); A61M 2205/3389 (2013.01); A61M 2205/3523 (2013.01); A61M 2205/50 (2013.01); A61M 2205/702 (2013.01); A61M 2209/045 (2013.01);
Abstract
Reservoir volume of implantable infusion devices may be determined using a volume sensor that provides a signal representative of a distance between the volume sensor and a movable wall of the reservoir. The volume sensor may be a light-based or sound-based sensor, and may be located outside of the reservoir.