Most important two bioprinter variants and their characteristics at one glance
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Inkjet
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Microextrusion
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Our Bioprinter
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| Cell viability
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>85%
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40-80%
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According to our calculations near 100%
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| Material viscosities
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3.5-12 mPa/s
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30 mPa/s to >6 x 107 mPa/s
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1.5*10-3
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| Gelation methods
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Chemical, photo-crosslinking
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Chemical, photo-crosslinking
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not needed
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| Print speed
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Fast (1-10000 droplets/s)
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Slow (10-20 µm/s)
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| Resolution or droplet size
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<1 pl to >300 pl droplets, 50 µm wide
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5 µm to millimeters wide
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20 µm (depends on nozzle size)
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| Cell densities
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Low, <10^6 cells/ml
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High, cell spheroids
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| Printer cost
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Low
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Medium
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Very low (<2000€)
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