Patent ID: 8517906
Filing Date: 2013-08-27
Classification: A61B,A61N

Abstract:
1. A brachytherapy device configured to facilitate treatment of tissue adjacent a body cavity, the brachytherapy device being configured for use in a system having a fluid source for providing an inflation fluid and a vacuum source for providing a vacuum, the brachytherapy device comprising: a balloon assembly including an inflation conduit coupled to a distensible portion, said inflation conduit being configured to facilitate passage of the inflation fluid received from the fluid source to said distensible portion, said distensible portion being configured to respond to the inflation fluid by expanding, said distensible portion having an outer surface with an oval profile; a sheath assembly configured to enclose said balloon assembly, said sheath assembly being effective to define an intermediate space between said distensible portion of said balloon assembly and said sheath assembly, said intermediate space configured to be in fluid communication with the vacuum source; and a treatment delivery shaft that extends into a region within said distensible portion, said treatment delivery shaft being configured to deliver a treatment material to a location in said region.