Sunday, August 19, 2012

M. B. P. De Costa
18/08/2012
1st post

Hospital waste management in CSTH

Hospital is a place that many types of waste products get accumulated.
·         Used therapeutic and diagnostic materials (cannulas, syringes and used contrast media)
·         Wound dressings
·         Food remains
·         Drugs
These waste should managed efficiently before they contaminate the place and become foci for infections.
At the moment of 1st disposal from ward, laboratory or theater, hospital waste is categorized. That’s because of,
·         Effective disposal
·         Many of them are infectious, so there’s a risk of endemic infections unless the proper protective measures are taken.

Categorization of hospital waste
Disposal of each category
                In CSTH about 300kg of infected waste and 800kg of general waste get accumulated. All of this waste is categorized according to above mentioned categorization and dispose.

Dumping bins and color coding system
Color coding system


Disposal methods


·         General waste (domestic waste) – are taken away by municipal council and dumped in waste dumping yards.
·         Infected waste and sharps – ideally should be incinerated. But due to lack of an incinerator those waste were taken away by company called Finley. Hospital pays Rs. 65 per 1 kg of infected waste.
·         Body parts –
§   Covered with gauze and packed in yellow sealed bags.
§  Documentation
§  Stored in refrigerator of hospital morgue.
§  Once a week these body parts are taken away by florists to bury under the supervision of hospital PHI
§  App. 300 kg of placentas plus other body parts are buried per a week.
·         Body fluids and blood drains from theaters and labour rooms are directed into a special sealed drainage system which then empty into general sewage system of hospital.
·         Waste products from radiology department
§  Rejected films – collected and documented annually and then sold in an auction
§  Developer solution and other contrast media – put in to general drainage system of hospital.
§  Fixer solution – collected and sell in auctions
§  Empty containers and cans - collected and sell in auctions
contrast media bottles
X-Ray fixer solution empty cans
·         Disposal of drugs
§  Reasons for disposal
Ø  Expiary of drugs
Ø  Quality failure
Ø  Damages in storage
§  Before disposal of drugs they  are inspected by a committee from MSD (medical supply division) and ministry of health.
§  Buried in 6-8 feet underground.
Ø  Tablet packs should be torn and tablets should be crushed before burial.
Ø  Vials also should be broken.
§  Empty containers are sold in auctions.   

Assessment of proper waste disposal
·         Inspection by ward sister in charge
·         Hospital PHI ward rounds
·         Monday and Saturday ward rounds in randomly selected wards
§  Deputy director
§  Hospital PHI
§  Head matron
§  Cleaning service in charge
§  Head overseer
·         Dengue inspection rounds in hospital garden

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