ENDOSCOPIC CAPS FOR IONIZED PLASMA CONFINEMENT, SHAPING AND CONTROL FOR THERAPEUTIC PURPOSES

摘要

The subject invention concerns caps that fit on the end of an endoscope. Endoscopic caps of the invention can provide for the control and shaping of an ionized inert gas plasma for purposes of efficiently and precisely burning and removing tissue layers. The device can be used in the treatment of premalignant and malignant conditions, such as Barrett's esophagus and early esophageal cancer, as well as other therapeutic applications.