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Chapter 5—Disinfection and Maintenance
2008K Hemodialysis Machine Operator’s Manual Rev P
127
Cleaning the Exterior Surface
The exterior of the dialysis machine should be cleaned after every treatment. It can be
cleaned with very dilute (1:100) bleach or other suitable hospital disinfectant. Use surface
cleaning agents sparingly to avoid excess cleaner from entering the interior of the machine.
Rinse off cleaning solution with a water-dampened cloth, especially if a corrosive, cleaning
agent such as bleach is used.
Freshly prepared dilute bleach solution (1:100) is currently recommended by the Center for
Disease Control as a suitable disinfectant for the Hepatitis virus. Because surface
contamination is the general mode of transmission for this type of virus, thorough cleaning of
the 2008K hemodialysis machine exterior is essential.
Caution
: Do not use foaming type cleansers or disinfectants containing quaternary
ammonium compounds like N-alkyl (C
12
– C
18
) dimethyl benzyl ammonium chloride.
These ingredients attack the polycarbonate plastics used in the machine.
If a blood leak occurs inside the blood pump module, make sure to clean around the blood
pump rotor. Unlatch and remove the rotor during cleaning.
Figure 57 – The Blood Pump Rotor
Warning!
Inspect the blood pump rotor for proper operation (tubing guide posts not bent,
rollers move freely, crank lever moves freely). Bent or loose tubing guide posts can damage
bloodlines. Replace rotor if necessary.
Concentrate Containers
The containers used for bicarbonate concentrate should be disinfected once a week. Dilute
1:100 bleach may be used for this purpose. This is especially important when bicarbonate
concentrates are used since bacteria can grow more readily in these solutions. Following
disinfection, they should be rinsed thoroughly with treated water. Check for residual
disinfectant before using the disinfected containers. All concentrate containers should be left
empty (shake if necessary) and inverted when stored overnight.
Содержание DIASAFE 2008 K
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