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:
Jul. 05, 1994
Filed:
Mar. 26, 1993
Applicant:
Inventor:
Ronald W Waynant, Laurel, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 61 ; 372 92 ; 372 64 ; 372 87 ;
Abstract
A laser energy excitation and delivery device which includes a coaxial system of tubes having an annular space therebetween. A lasing or pumping gas is provided in the annular space and subjected to radio frequency discharge which results in the generation of laser radiation. The resulting laser radiation is propagated through and delivered from a section of the device which includes an extension of the innermost tube or an extension of each of the tubes. One embodiment of the device includes a central passageway though which various materials, including a guide wire, can pass. The device has particular utility for medical and surgical procedures.