The scopes were stored after drying with isopropyl alcohol and forced air vertically. If contamination levels exceeded pre-determined targets for each cleaning step, the cleaning method was repeated and the scope retested, the researchers said. Surviving microbes were found on 92 % of the devices after bedside cleaning, 46 % after manual cleaning, 64 % following high-level disinfection, and 9 % after overnight storage, the findings showed. Residual contamination above target levels was found on completely of the devices following bedside cleaning, 92 % after manual cleaning, 73 % after high-level disinfection, and 82 % after overnight storage space, the researchers said.Patzer said kidneys ought to be seen as a critical ‘natural resource.’ ‘Even though, in general, there is a limited way to obtain organs in this country, with kidneys we’ve a living donor choice,’ she said. ‘So, it is important on the main one hand that physicians don’t approach this matter as a query of limited supply. And on the other, that we ensure that all patients possess equal access.’ However in an accompanying editorial, John Hopkins University transplant cosmetic surgeon Dr. Dorry Segev argued that poor transplant referral prices are only one area of the picture. ‘Clearly this study shows that we carry out have a referral issue,’ he noted.