Methods and apparatuses for inactivating RNA and DNA within viruses situated on medical instruments. Through the use of photochemicals and photoactivation by monochromatic light, medical instruments can be rendered safer.

A solution of methylene blue having a concentration of 0.01-0.02% by means of interaction with light in the emission spectrum of monochromatic emitters having wavelengths ranging between 582 and 592 nm or between 658 and 662 nm and an overall light output of at least 280 lumens (lm), wherein the instruments are kept in said solution for about 90 minutes.

Methods and apparatuses for inactivating RNA and DNA within viruses situated on medical instruments. Through the use of photochemicals and photoactivation by monochromatic light, medical instruments can be rendered safer. A solution of methylene blue having a concentration of 0.01-0.02% by means of interaction with light in the emission spectrum of monochromatic emitters having wavelengths ranging between 582 and 592 nm or between 658 and 662 nm and an overall light output of at least 280 lumens (lm), wherein the instruments are kept in said solution for about 90 minutes.

Methods and apparatuses for inactivating RNA and DNA within viruses situated on medical instruments. Through the use of photochemicals and photoactivation by monochromatic light, medical instruments can be rendered safer. A solution of methylene blue having a concentration of 0.01-0.02% by means of interaction with light in the emission spectrum of monochromatic emitters having wavelengths ranging between 582 and 592 nm or between 658 and 662 nm and an overall light output of at least 280 lumens (lm), wherein the instruments are kept in said solution for about 90 minutes.