The quill tip in this finger has microscopic, backward-facing barbs that make the quill hard to remove. Bioengineers think the same sort of barbs could help keep dissolvable medical staples in place until a wound heals.
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The quill tip in this finger has microscopic, backward-facing barbs that make the quill hard to remove. Bioengineers think the same sort of barbs could help keep dissolvable medical staples in place until a wound heals.