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ATI, Inc.
224 High House Dr.
Suite 220
Cary, NC 27513 |
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Phone: (919) 380-1420
Fax: (919) 380-1450
info@ati-engineers.com |
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Copyright © 2008 |
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Medical Case Study - Metered Dose
Inhaler, Spacer/Diffuser
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Objective |
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Design an efficient,
low-cost, FDA approved,
inhalation therapy drug
delivery device for volume
production that: |
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Outperforms competitive
devices
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Reduces drug plate-out
due to static charge
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Improves drug dispersion
in the air steam
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Is usable by a broad
range of patients
Design Features |
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Employs an ATI designed, one
piece two-way valve
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Product design uses a
snap-together assembly for easy
cleaning
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Mates with metered dose inhalers
and accessories
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Impact resistant
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Can be sterilized in a steam
autoclave
Engineering Tools and Prototype
Fabrication
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Acquire and evaluate rigid
and elastomeric parts using
stereolithography
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Develop Materials Selection
Criteria
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Anodized aluminum alloy to
meet FDA toxicity
requirements
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Chemical resistant, steam
resistant, transparent
thermoplastic, thermoset
elastometer, adhesive for
metal/plastic bonded joint
and adhesive-backed label
materials
Manufacturing Support
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Identify metal part supplier
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Identify molding supplier
for thermoplastic and
thermoset parts
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Exported digital 3-D files
for tool path and tool build
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Evaluated steam resistance
for thermoplastic materials,
adhesives, and labels
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Design and support
fabrication of test fixtures
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