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. 23, 2012
Filed:
Jun. 09, 2009
Robert T. Stone, Sunnyvale, CA (US);
Gregory S. Mast, Fremont, CA (US);
Kevin A. Sawyer, Cupertino, CA (US);
Matthew L. Pease, Mountain View, CA (US);
Robert T. Stone, Sunnyvale, CA (US);
Gregory S. Mast, Fremont, CA (US);
Kevin A. Sawyer, Cupertino, CA (US);
Matthew L. Pease, Mountain View, CA (US);
Allergan, Inc., Irvine, CA (US);
Abstract
A remotely adjustable gastric band system is provided. The system includes a gastric band, an implantable fluid reservoir, and a fluid handling device including a piezoelectric pump, and a drive or controller assembly. The piezoelectric pump includes a diaphragm having a compressible spring positioned at an actuator side of the diaphragm, and a space occupying layer disposed between the compressible spring and the actuator side.