Therapeutic methods and devices for irradiating columnar environ

Details Therapeutic methods and devices for irradiating columnar environ Therapeutic methods and devices for irradiating columnar environ

1996-09-04

2000-11-14

Dvorak, Linda C. M.

Surgery: light, thermal, and electrical application

Light, thermal, and electrical application

Light application

606 15, A61B 1736

Patent

active

061464090

ABSTRACT:
The present invention provides improved methods and devices for delivering light to the surface of a biological column, for example in the treatment of Barrett's esophagus using PDT. The improvement comprises the use of an extended irradiation segment or window. The improved methods of the present invention permits treatment lengths of the biological column to be increased without increasing the incidence of stricture formation.

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