C - Chemistry – Metallurgy – 12 – Q
Patent
C - Chemistry, Metallurgy
12
Q
150/16.2
C12Q 1/22 (2006.01) C12M 1/24 (2006.01) C12M 1/28 (2006.01)
Patent
CA 1173337
ABSTRACT OF THE DISCLOSURE A sterilization indicator for testing the effectiveness of a sterilization process and a sterilization process using such an indicator are described. The indicator comprises a first compartment having at least one open end; a gas-permeable, bacteria-impermeable closure covering said open end; said first compartment containing a number of viable microorganisms that are resistant to a related sterilization process; a second compartment moveable with respect to said first compartment said second compartment having a predetermined quantity of nutrient medium for promoting the growth of said microorganisms; separation means for sealing the nutrient medium in said second compartment; communications means for providing communication between said first compartment and said second compartment when it is desired to contact said microorganisms with said nutrient medium; and a detector composition contained in one of said compartments that is capable of undergoing a detectable change in response to the growth of said micro- organisms.
392229
Ridout & Maybee Llp
Sims Portex Inc.
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