the World of Biological Clean Room : Hospital Facilities

Sector	Applicators	Cleanliness class				Description
		Class 5	Class 6	Class 7	Class 8
Hospitals	Special operating rooms	OK	OK			Operation on coxa and organ transplantation
	Regular operating rooms			OK	OK
	Special treatment rooms	OK				Treatment for leukemia and burn
	Recovery rooms, ICU and CCU		OK	OK		Prevention of infection after operation
	Newborn babies rooms		OK	OK		Premature babies
	Clinical laboratory test			OK	OK	Culture of bacteria
	Pharmaceutical rooms	OK	OK	OK	OK	Formulating and sterile preparation
	Rooms for infectious diseases			OK2	OK2	Class 1 and 2 infections

Related laws, regulations and guidelines

Medical Service Law
Pharmaceutical Affairs Law
Tuberculosis Control Law
Law relating to Prevention of Infectious Diseases and Treatment for Infected Patients (New Infectious Disease Law)
Guidelines for Design and Control of Hospital Air Control Facilities (HEAS-02-2004)

Causes of infection and major infectious diseases

Exogenous infection (cross-contamination)	Contact	...Fingers of healthcare professionals - MRSA, VRE, etc.
	Droplet	(>5μm) - Tuberculosis, measles, varicella, etc.
	Air	(5μm) - Influenza, Legionella, etc.
	Extraneous substances	...Visitors, insects, etc.
Endogenous infection (self-infection)		Endogenous infection (self-infection)