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:
Sep. 25, 2007
Filed:
Dec. 31, 2003
Gregory Waimong Chan, Mountain View, CA (US);
Fernando Gonzalez, Campbell, CA (US);
Thuhuong Thi Phan, Milpitas, CA (US);
Dwight A. Ambat, Fremont, CA (US);
Manolo Lumauig, San Jose, CA (US);
Mina W. Chow, Campbell, CA (US);
Gregory Waimong Chan, Mountain View, CA (US);
Fernando Gonzalez, Campbell, CA (US);
Thuhuong Thi Phan, Milpitas, CA (US);
Dwight A. Ambat, Fremont, CA (US);
Manolo Lumauig, San Jose, CA (US);
Mina W. Chow, Campbell, CA (US);
Advanced Cardiovascular Systems, Inc., Santa Clara, CA (US);
Abstract
Methods and apparatus for delivering a treatment agent through a percutaneous delivery apparatus are herein disclosed. In some embodiments, an apparatus can include an expandable body with at least one delivery cannula having a lumen therethrough coupled to an exterior portion of the expandable body. The expandable body can be coupled to a delivery assembly with a hub. The delivery cannula can house at least one needle with a protuberance on a distal end. A portion of the hub can house at least one needle with a protuberance on a proximal end. In some embodiments, the protuberance (proximal or distal) can direct the orientation of the needle during an application of treatment agent. In some embodiments, the delivery cannula can include at least one stop for controlling the movement of the needle during an application of treatment agent. In some embodiments, a sheath can be disposed around the delivery cannula.