RICHLAND, Wash.--(BUSINESS WIRE)--IsoRay Inc. (AMEX: ISR), a medical technology company and innovator in seed brachytherapy and medical radioisotope applications, today announced it will host a booth at the world brachytherapy meeting. The program, presented by GEC-ESTRO (The Groupe Européen de Curiethérapie and the European Society for Therapeutic Radiology and Oncology), in co-operation with ABS (American Brachytherapy Society), ALATRO (Asociacion Latinoamericana de Terapia Radiante Oncologica), and the Indian and Australasian brachytherapy groups, will take place May 10-12 in Barcelona, Spain.