The applications of the HDR brachytherapy is provided by the product, MultiSource® which is an after loader system. The product features the channel coding and a 40 Channel Support which enables maximum safety also even in the most implant complicity. Both the Ir-192 source that is conventional and the exceptional Co-60 source that is cost effective can be chosen by the customer that is made possible by the product. The system of the integrated In-Vivo Dosimetry is provided with the product which saves spaces efficiently. These features also makes the handling of the product much easy and comfortable. With a wide range of the HDR applicators, the templates, needles and catheters, the HDR brachytherapy can be carried out.