FIELD: medicine.
SUBSTANCE: group of invention refers to medicine, medical equipment, urology, radiation therapy in oncology. Penile brachytherapy is ensured by an individual applicator by simulating a profile of its internal surface. The method involves individual radiation-monitoring planning, selection of a radiation target, placement of the organ inside the applicator and a session of radiation therapy by radiation sources placed in endostate channels. The individual applicator is made of a biocompatible material, comprises receiving channels for endostates able to move and enclose the radiation sources, two working half-cylinders made of an elastic silicone compound and a double fixing platform. The shape of the internal surface of the half-cylinders is matched with the penis surface profile and provided with a balanus retainer in the form of a circular flange at the level of a coronary groove. The half-cylinder thickness is 8-13 mm, the body comprises the twelve equispaced parallel channels for endostates of the internal diameter 2.0 mm. The double fixing platform represents two equal-sized rings; its upper part comprises a cylinder coupling the working half-cylinders of the internal diameter equal to the external diameter of the working half-cylinders with equal heights; and two holes coinciding with guide bushings of a lower part of the platform. Both parts of the platform are provided with coinciding fixing holes.
EFFECT: inventions provide the application radiation therapy in the irregular surface profile, immediate delivery of the radiation source to the tumour without damaging the surrounding tissues, reproducibility of the sessions in any brachytherapeutic apparatus with wireline supply of the radiation source, homogenous graduated distribution in the target, minimised dose for urethra, reduced frequency and intensity of radioreactions.
4 cl, 3 dwg, 1 ex
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Authors
Dates
2012-08-27—Published
2010-12-27—Filed