Patent ID: 7744913
Filing Date: 2010-06-29
Classification: A61K,A61L

Abstract:
1. A method of delivering a therapeutic dose of radiation to a patient comprising introducing a biocompatible, biodegradable filler device between a first tissue location and a second tissue location to increase a distance between the first tissue location and the second tissue location, and treating the second tissue location with the therapeutic dose of radiation so that the presence of the filler device causes the first tissue location to receive less of the dose of radioactivity compared to the amount of the dose of radioactivity the first tissue location would receive in the absence of the filler device, wherein the filler device is introduced an injectable material and is a gel in the patient that is removed by biodegradation of the filler device in the patient wherein the first tissue location is associated with the rectum and the second tissue location is associated with the prostate gland.