Patent ID: 7404791

Claim:
Device for radiation treatment of proliferative tissue surrounding a cavity in an animal body comprising: at least a first inflatable chamber having a wall for placement in said cavity; a supportive probe having an elongated body with a distal end connected with said at least first inflatable chamber and a proximal end remaining outside said cavity; inflation means for inflating and deflating said at least first chamber; radiation delivering means for placing at least one energy emitting source within said cavity for performing said radiation treatment, wherein said radiation delivering means comprises at least one hollow, flexible tunnel channel having at least one fixation point to said wall of said first inflatable chamber and a proximal end remaining outside said cavity; said at least one hollow, flexible tunnel channel serves to guide said at least one radiation emitting source inside said cavity, wherein a distal end of said at least one hollow, flexible tunnel channel is fixed to the inner side of said wall of said first inflatable chamber and when said chamber is deflated said at least one tunnel channel is accommodated in a corresponding longitudinal groove present in the circumferential surface of said elongated body of said supportive probe.