Medical apparatuses and instruments, namely, medical apparatuses used to increase, by filtration and purification, the hygiene quality of confined gaseous environments, in particular in hospitals and medical carriers; sterilizing units for medical, surgical, dental, and veterinary utensils by destruction of the micro-organisms and filtration of the particles; sterilizing units for medical purposes used for sterilization of air, solids, and liquids

Air purifying units for non medical and medical uses, in particular for the destruction of the micro-organisms and viruses, reduction of the microbiologic contamination and filtration of the particles present in the air; apparatus for cleaning air, solids and liquids, namely, gas injectors for disbursing solids and/or liquids for purification and sterilization purposes; blowing ceiling fans for the diffusion of clean and/or purified air in sterilized environments, in particular in medical environments such as operating wings, laboratories, in pharmaceutical environments and in food environments, clean rooms; apparatuses for air filtration and cleaning for domestic, commercial and industrial use in particular for the buildings, offices, houses, industries, public places and confined spaces, namely, air conditioning and ventilation units and filters for air conditioners and ventilation units which use electrostatic means to remove microbiological, chemical and particles present in the air; apparatus of filtration and purification of gases, liquids and solids, namely, air and gas purifiers, waste water purification units, sterilizing units not for medical use, used for sterilization of air, solids and liquids, blowing ceiling fans for the diffusion of clean air in sterilized environments