Techniques hyperthermia applied in practice fall into three categories: contact, perfusion, Electromagnetic. They have long been used in oncology, as adjuvant therapy.
Overall hyperthermia (OG) is applied with the help of non-invasive methods of heat: hot air, water, ozocerite, ultrasound, electromagnetic radiation, by way of invasive extracorporal warm blood. Each method has its advantages and disadvantages. For non-invasive methods are: the difficulty of monitoring and the low level of hyperthermia. For invasive ways - the need for vascular surgery, direct contact with the blood of the patient an opportunity to opportunistic infections.
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