Long-Term Implants Need To Be Stretchy
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Mechanical mismatch injures neurons each time the soft tissue moves. To prevent this, microelectronic meshes should be cushioned with hydrogels or similar materials.At cortical parenchyma, just below where webbed collagen of the arachnoid layer thickens into pia, we find many immune cells called astrocytes. This is the glia limitans.Glia limitans is a gatekeeping layer, like an army posted just inside castle gates. Nothing enters vulnerable brain tissue without the astrocytes noticing.If we put
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