infection control in dialysis unit tape, cloth-covered b.p cuff) should be used only on a single...
TRANSCRIPT
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Infection Control in
Dialysis Unit
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Objectives
• Importance
• I.C Practices for H.U :
- I.C Precautions for All
Patients
- Routine Serologic Testing
- Hepatitis B Vaccination
• Surveillance for Infections
• Infection Control Training
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Importance
• Chronic hemodialysis pts are at high risk
for infection
• They are immunosuppressed
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Components of
Infection Control Program
• Infection Control Practices for H.U
• Surveillance for Infections
• Infection Control Training and education
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I.C practices for H.U
• I.C precautions specifically designed to prevent
transmission of bloodborne viruses and
pathogenic bacteria among patients
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I.C practices for H.U
• Routine serologic testing for HBV,HCV
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I.C practices for H.U
• Vaccination of
susceptible patients
against HBV
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I.C practices for H.U
• Isolation of patients
who are HBsAg +
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Infection Control Precautions
for ALL Patients
• Wear disposable
gloves when caring
for the patients or
touching equipment
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Infection Control Precautions
for ALL Patients
• Remove gloves and
wash hands between
each patient or station
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Infection Control Precautions
for ALL Patients
• Items taken into the dialysis station should either be disposed, or cleaned and disinfected before use on another patient
_ Nondisposable items that cannot
be cleaned and disinfected (adhesive
tape, cloth-covered B.P cuff) should be
used only on a single patient.
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Infection Control Precautions
for ALL Patients
• Unused medications (multiple dose vials)
or supplies (syringes, alcohol swabs)
taken to the patient’s station should be
used only for that patient and should not
be returned to a common area or used on
other patients.
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Infection Control Precautions
for ALL Patients
• When multiple dose medication vials are
used , prepare individual patient doses in
a clean (centralized) area away from
dialysis stations and deliver separately to
each patient.
- Do not carry multiple dose medication
vials from station to station
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Infection Control Precautions
for ALL Patients
• Do not use common medication carts to deliver
medications to patients.
• Do not carry medication vials, syringes, alcohol
swabs, or supplies in pockets.
• If trays are used to deliver medications to
individual patients, they must be cleaned
between patients.
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Infection Control Precautions
for ALL Patients
• Clean areas should be
clearly designated for the
preparation, handling, and
storage of medications and
unused supplies and
equipment .
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Infection Control Precautions
for ALL Patients
• Clean areas should be clearly separated
from contaminated areas where used
supplies and equipment are handled.
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Infection Control Precautions
for ALL Patients
• Do not handle and store medications or
clean supplies in the same or an adjacent
area to where used equipment or blood
samples are handled.
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Infection Control Precautions
for ALL Patients
• Use external transducer filters/protectors
for each patient.
• Change filters/protectors between each
patient treatment , and do not reuse
them.
• Internal transducer filters do not need to
be changed routinely between patients.
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Infection Control Precautions
for ALL Patients
• Clean and disinfect the dialysis station
(chairs, beds, tables, machines) between
patients.
• Discard all fluids
• Clean and disinfect all surfaces and
containers associated with the prime
waste.
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Infection Control Precautions
for ALL Patients
• For dialyzers and blood tubing that will be
reprocessed, cap dialyzer ports and clamp
tubing.
• Place all used dialyzers and tubing in
leakproof containers for transport.
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Infection Control Precautions
for ALL Patients
• Staff members should
wear gowns, face shields,
eyewear, or masks when
performing procedures :
initiation and termination
of dialysis, cleaning of
dialyzers, centrifugation of
blood
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Infection Control Precautions
for ALL Patients
• Change protective
equipment if it
becomes soiled with
blood,…
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Infection Control Precautions
for ALL Patients
• Staff members should not eat, drink, or
smoke in the dialysis treatment area or in
the lab.
• Patients can be served meals or eat food
brought from home at their dialysis station
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Infection Control Precautions
for ALL Patients
• The glasses, dishes, and other utensils
should be cleaned in the usual manner
• No special care of these items is needed.
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Schedule for Routine Testing for
HBV,HCV
Pt On adm. Monthly Semiannual
All patients HBsAg, Ab
Anti-HBc,
Anti-HCV,ALT
HBV-suscep.,
Nonrespond. HBsAg
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Schedule for Routine Testing for
HBV,HCV
Pt. status Monthly Semiannual AnnualAnti-HBs + ,
Anti-HBc - Anti-HBs
Anti-HBs &
Anti-HBc + No additional HBV testing needed
Anti-HCV - ALT Anti-HCV
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Routine Serologic Testing
• Routinely test all chronic
h. pts for HBV and HCV
infection.
• Routine testing for HDV
or HIV infection for
purposes of infection
control is not recommended.
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Hepatitis B Vaccination
• Vaccinate all susceptible patients
against hepatitis B
• Test for anti-HBs 1-2 mo. After last
dose :
- If Ab ≥ 10 mIU/ml, retest annually,
give booster dose if Ab declines to
< 10
- If Ab < 10 mIU/ml, revaccinate and
retest
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Hepatitis B Vaccination
• HB vaccination is recommended for all susceptible chronic h. patientsand for all staff members.
• Test all vaccinees for anti-HBs 1-2 months after the last primary vaccine dose.
• Adequate response: ≥ 10 mIu/ml
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Management of HBsAg+ Pts
• Follow infection control practices for H.U
for all pts
• Dialysis HBsAg+ pts in a separate room
using separate machines, equipments,
and supplies
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Management of HBsAg+ Pts
• Staff members caring
for HBsAg+ pts
should no care for
HBV-susceptible pts
at the same time
( during the same
shift or patient
changeover)
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Hemodialysis Staff Members
• Routine testing of staff members is not
recommended except when required to
document response to hepatitis B
vaccination.
• Routine testing of staff members for
HCV,HDV or HIV infection is not
recommended.
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Cleaning and Disinfection
• Establish written protocols for C./D.
surfaces and equipment in the D.U
• After each pt treatment, clean
environmental surfaces
• Use any soap, detergent, or detergent
germicide
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Cleaning and Disinfection
• Between use of medical equipment
( scissors, hemostats, clamps,
stethoscopes, blood pressure cuffs), clean
and apply a hospital disinfectant( LLD)
• If the items are visibly contaminated with
blood, use a tuberculocidal disinfectant
(ILD).
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Cleaning and Disinfection
• For a blood spill,
immediately clean
the area with a cloth
soaked with a
tuberculocidal
disinfectant or
a 1:100 dilution of
household bleach
(300-600 mg/L free
chlorine) (ILD)
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Disinfection Procedures in H.U
Item/surface LLD ILD
• Gross blood ✓
• Hemod. Port caps ✓
• Inter. Path. D. mach. ✓
• Water treat. ✓ ✓
• Scissor, clamp, cuff,
stethoscope ✓ ✓
• Environ. Surface, ext.
H. machine ✓
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Cleaning and Disinfection
• Routine bacteriologic
assays of water and
dialysis fluids should
be performed.
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Surveillance for Infections
• Develop and maintain a separate record-
keeping system to record the results of :
- pts vaccination status
- serologic testing results for
viral hepatitis (including ALT)
- episode of bacteremia
,…..
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Infection Control
Training and Education
• Training and
education for both
staff members and
patients (or their
family care givers)
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Training and Education
At least annually :
• Proper hand hygiene
technique
• Proper use of PPE
• Modes of transmission for
bloodborne viruses
• I.C practices for H.U
• Housekeeping
• ….
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Thank you