Compact Blood Sampler
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A fully 3D-printable, open-source compact blood sampler for disaster response and low-resource settings.
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Model information
- Source
- Printables
- Category
- Medical Tools
- License
- Creative Commons — Public Domain
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A fully 3D-printable, open-source compact blood sampler for disaster response and low-resource settings
Sub-$7 vacuum-based microneedle blood sampling device requiring no electricity, no trained operator, and no cold-chain infrastructure. Integrates LSOVA bellows vacuum actuation, spring-loaded 5×5 microneedle array, passive check-valve microfluidics, and standard VacuTube laboratory compatibility.
Vacuum pressure: –80 to –96 kPa
Sample volume: 4 mL
Pain reduction: 95% vs. conventional venipuncture
Deployment ready for: disaster-response field kits, LMIC community health programs, remote triage
Cost target: <$7 per unit
Status: MVP design, open-source release
License: CC-BY-4.0
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