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10 Cards in this Set
- Front
- Back
Purpose of biosafety
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- Safety from exposure to infectious agents.
- Protect employees from hazards associated with biohazardous agents. - Assure that biohazardous activities conducted according to accepted standards. |
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What is biosafety?
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- Protection against exposure to infectious agents
- Covers laboratory staff, community, environment - Combination of: engineering controls, administrative controls, procedures and practices (SOPs), PPE |
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What is risk?
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Probability of an adverse health effect as a result of exposure to hazardous substance.
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Biological Classifications
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Bacteria
Viruses Fungi Parasites Rickettsial Prions |
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What is risk assessment?
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- Action/series of actions to recognize/identify hazards and to measure risk/probability that something will happen because of that hazard.
- Plan for safety |
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Why do a risk assessment?
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1. Determine appropriate Risk Group for agent
2. Evaluate risk to personnel 3. Determine if appropriate containment equipment and facilities are available 4. Identify appropriate safe practices and PPE for work |
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Evaluation process of risk assessment
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- What might happen?
- Likelihood of it happening? - If it happened, how serious would it be? - What actions need to be taken? |
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What is acceptable risk?
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- Safe if risks associated are judged acceptable
- Measuring risk is objective - Judging acceptability of risk is subjective because it involves personal and social value judgments |
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Factors associated with assessing risk
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- Agent
- Host - Environment |
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Risk assessment for work wth biohazardous agents/materials
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- What is known about agent/material?
- Associated with infections, toxicity, allergies? - What role does physical environment and work activity play in assessing risk? - Preventive measures available? - Do barriers, PPE, prophylaxis offer protection? |