General description

• 4-channel RF power delivery subsystem „Tetra”.
• Computer controlled, thermistor-based, thermometry subsystem with optic fiber temperature probes.
• Computerized treatment monitoring and control.
• Treatment unit consisting of a patient couch and a set of interchangeable applicators.
• Various accessories, including a tissue equivalent QA lamp phantom that provides verification of the energy focus, pattern steering, and system operations.

Applicators

• The annular applicators are equipped with eight symmetrically positioned dipole antennas and flexible water boluses.
• Sigma 60 – with a diameter of 60 cm, allow the treatment of even large patients.
• Sigma Ellipse – most common and confortable applicator for standard patients.
• Sigma 30 – small size applicator for treatment of children or limbs.