Possible Designs for An Inhalation System for Animal Infection with Bio-Safety Level 3 Pathogens Group Members: Jeff Swift Austin Ramme
Incorporated Items Nebulizer Latex Diaphragm
Design I: Gas Mask Advantages Nose Only Inhalation Nose Only Inhalation Body skin not infected Body skin not infected High efficiency High efficiency Disadvantages Difficult to attach and keep animal still Not perfectly air tight Could infect animal’s face Only one animal at once Different size animals would need different masks
Design II: Holding Chambers Improvement Nebulizer Ethanol Trap Animal Holders Box Lid Circulation Fan Latex Sheeting Low Cost Disposable Animal Handling Entanglement Fume Hood
Final Design: Jar and Diaphragm Nebulizer Animal Jars Rat/Mouse Rabbit Latex Diaphragms Circulation Fan Ethanol Trap Fume Hood
Shape Conformation: Jar and Diaphragm Box vs. Cylinder Free-Standing Similar Features to Cylinder Form Fume Hood
Advantages Nebulizer- Inhalation Infection Diaphragm and Jar Method- Protects skin from infection Flexibility- Specimen Numbers Air Circulation Fan- Even Distribution of Pathogens Air-tight System- Safe System
Challenges Animal Movement Clamps Specially Designed Jars Materials and Processing Attachment Devices for Jar system Easily attachable Latex Diaphragms