5.hospital waste management.ppt1
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Healthcare Waste
Solid Waste Liquid Waste
1 3 Kg / Bed / day 300- 400 Lts / Bed / day
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Distribution of Solid Waste
80% :General hospital waste which may be dealt with by the
normal domestic and urban waste management system.
15% :Pathological and infectious waste.
1% :Sharps waste.
3% :Chemical and pharmacological waste.
Less than 1% special waste, such as radioactive or cytotoxic
waste, or broken thermometers and used batteries.
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General Waste
Paper / Cardboard 45%
Food waste 10%
Metal 10%
Plastic 15%
Wood 3%
Glass 7%
Other 10%
Body Parts, Path Waste,
Blood Bags, Pleurevacs
Cultures & Stocks, Blood
Items, Liquid Wastes
Pathological &
Infectious Waste
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Bio-medical Waste
Waste generated during the diagnosis, treatment or
immunization of human beings or animals or in
research activities pertaining to the production ortesting of biological products.
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Hospitals / Clinics / PHC
Laboratories
Research establishments
Blood Bank
Mortuary / Animal Houses
The Waste Under Consideration May Arise
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Noscomial / HAI Infections - Reuse of infected material
especially syringes, needles, tubing and bottles etc.
The disposal of hospital waste can be very hazardousparticularly when they are mixed with municipal solid wastes and
are deposited in uncontrolled landfills.
Health HazardsPoor BMW
Hospital waste when not managed properly presents an ugly
sight to the eye. Amputated parts, placenta and even hospital
garbage is an aesthetic, emotional and psychological problem.
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1. Toxic emissions like dioxins, furan gases , carbon sulphurparticles from defective inefficient incineration.
2. Indiscriminate disposal of incinerator ash / residues.
3. Air born infections
Environmental hazardsPoor BMW
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1. Health care providers - Doctors, Paramedical staff,
2. Laboratory workers
3. Blood Bank workers
4. Animal care personnel5. Waste handlers
6. Laboratory workers
7. Laundry workers
8. General public
Groups most at risk
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CONCEPT OF BIO- MEDICAL WASTE
MANAGEMENT
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Generation/ minimization of waste
Waste segregation
Collection of waste
Transportation
Storage of waste
End treatment
Disposal of waste
Waste Collection Procedure
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Separation of bio medical waste to be done at source (indifferent Color coding bags)
Waste materials should be kept into appropriate color codedbags
When waste containers are full they should be sealed Checking should be done that waste bags are effectively sealed
Direct contact with waste must be avoided
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Dressing Room
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Color Coded Bins
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Four different coloured bags are kept across the hospital.
In Red, all plastic materials like IV set, Catheter set, syringeandinfected plastic materials are disposed.
In Green, all general waste like paper and kitchen waste generated
are disposed.
In Yellow, all infected gauze piece, blood stained cotton, used cotton,dressing material and human parts are disposed.
In Blue, sharp items like needles, glass pieces, blades, used vials aredisposed.
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Check that waste bags are effectively sealed.
Bags should not be clasped against the body and too manybags should not be carried at a time.
Avoid the bag hitting the body when being carried.
Staff should know the appropriate cleaning and disinfectionprocedures in case of accidental spillage and how to reportan incident.
Porter should wear protective clothing, like gloves, etc.
If the bag is soiled, it should be placed in another clean bagof the same color.
Under no circumstances should anyone insert their handsinto any waste container
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Waste routes should be segregated from patient routes.
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Located within the hospital premises, but away from foodstorage or food preparation areas.
Large enough to contain all the waste produced by the hospital,with spare capacity to cater for collection.
Easy to clean and disinfect, with an impermeable hard-standing
base, plentiful water supply and good drainage, lighting andventilation. Should have adequate cleaning equipment, protective clothing
and waste bags and containers located nearby. Should be easily accessible to collection vehicles and
authorized staff, but totally enclosed and secure from
unauthorized access, and especially inaccessible to animals,insects and birds.
No waste is stored at the central storage facility for more than24 hours.
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Waste Storage
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Various techniques for waste disposal are:
Incineration
Chemical Disinfection
Land filling
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Central Treatment Facility , Mumbai
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THANKS...........