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. 09, 1997
Filed:
Jun. 07, 1995
J Christopher Flaherty, Topsfield, MA (US);
David McDonald, Watertown, MA (US);
William J Gorman, Essex, MA (US);
Strato/Infusaid, Inc., Norwood, MA (US);
Abstract
An implantable access device suitable for delivering a liquid medication to a site remote from the site of port implantation is disclosed, which contains a filter assembly for removing particulate material from fluid injected into the port. The filter assembly of the invention contains a first reservoir chamber having cutouts, recesses, and/or sharp corners in which particulate material may be trapped, and additionally having a first wall forming a filter barrier capable of 360.degree. of fluid flow therethrough. The implantable access device may also include an infusion pump apparatus coupled to the access device. A filter assembly for insertion into an implantable treatment material device is also described.