Patent ID: 6103189
Filing Date: 2000-08-15
Classification: A61L

Abstract:
A method of removing and destroying microbial contamination from a medical instrument without a sterile water rinse, which comprises:mixing a first solution comprising a liquid chemical sterilant and water and, optionally, corrosion inhibitor, buffering agent, sequestering agent and/or wetting agent;circulating the first solution over all surfaces of the contaminated medical instrument until the instrument has been microbially decontaminated; andcirculating a second solution free of anti-corrosive compounds and detergents and comprising liquid chemical sterilant and water over all surfaces of the contaminated medical instrument wherein the concentration of the liquid chemical sterilant in the second solution is less than the concentration of the liquid chemical sterilant in the first solution and free of nondecomposing chemical contaminates.