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:
Jun. 16, 1987
Filed:
May. 19, 1986
Applicant:
Inventor:
David H Davies, Boulder, CO (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
1283031 ; 128398 ;
Abstract
An apparatus and method for retrolasing plaque deposits in a coronary artery to remove same includes a tip assembly on the end of a flexible inner tube containing optical fibers that are slidable along a guide wire. The tip assembly includes a reflective surface rearwardly of a front face that directs laser energy supplied through the optical fibers in a rearward direction through a window portion to a focal point externally of the tip assembly. The deposit is removed as the tip assembly is moved in a rearward progression back through the deposit.