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. 10, 2017
Filed:
Oct. 23, 2009
David R. Hennings, Roseville, CA (US);
Mitchell P. Goldman, La Jolla, CA (US);
Robert A. Weiss, Hunt Valley, MD (US);
Eric B. Taylor, Roseville, CA (US);
Don Johnson, Roseville, CA (US);
David R. Hennings, Roseville, CA (US);
Mitchell P. Goldman, La Jolla, CA (US);
Robert A. Weiss, Hunt Valley, MD (US);
Eric B. Taylor, Roseville, CA (US);
Don Johnson, Roseville, CA (US);
COOL TOUCH INCORPORATED, Roseville, CA (US);
Abstract
This invention is an improved method and device for treating varicose veinsor the greater saphenous vein. The method comprises the use of infrared laser radiation in the region of 1.2 to 1.8 um in a manner from inside the vesselorsuch that the endothelial cells of the vessel wallare damaged and collagen fibers in the vessel wallare heated to the point where they permanently contract, the vesseloris occluded and ultimately resorbed. The device includes a laserdelivered via a fiber optic catheterthat may have frosted or diffusing fiber tips. A motorized pull-back deviceis used, and a thermal sensormay be used to help control the power required to maintain the proper treatment temperature.