METHOD OF GAS-DYNAMIC STERILIZATION OF MEDICAL MATERIALS IN SUPERCRITICAL CARBON DIOXIDE ENVIRONMENTS WITH SIMULTANEOUS EXPOSURE TO MICROWAVE ELECTROMAGNETIC RADIATION Russian patent published in 2024 - IPC A61L2/02 

Abstract RU 2813810 C1

FIELD: medical equipment.

SUBSTANCE: invention relates to a method of sterilizing medical devices in hermetically sealed kraft bags. Liquid carbon dioxide CO2 is used as a sterilizing medium. Sterilization is performed in the temperature range of 37–57°C at a pressure in the range of 30–300 atm, the pressure is increased and the pressure is released to atmospheric pressure by free flow with a total process duration of 5–60 minutes in combination with simultaneous exposure to microwave radiation of 1 kW, 4 GHz for medical products in hermetically sealed kraft bags.

EFFECT: ensuring the sterilization of materials of various classes, since in addition to ultra-high molecular weight polyethylene it is applicable to metal, ceramic, polymer, composite and hybrid materials, as well as dense human tissues.

1 cl, 1 tbl

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RU 2 813 810 C1

Authors

Yanushevich Oleg Olegovich

Arutyunov Sergej Darchoevich

Kaloshkin Sergej Dmitrievich

Korsunskij Aleksandr Mikhajlovich

Podporin Mikhail Sergeevich

Romanenko Igor Ivanovich

Salimon Aleksej Igorevich

Senatov Fedor Svyatoslavovich

Tsarev Viktor Nikolaevich

Dates

2024-02-19Published

2022-12-30Filed