Rapid prototyping of soft bioelectronic implants for use as neuromuscular interfaces
Neuromuscular interfaces are required to translate bioelectronic technologies for application in clinical medicine. Here, by leveraging the robotically controlled ink-jet deposition of low-viscosity conductive inks, extrusion of insulating silicone pastes and in situ activation of electrode surfaces...
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Veröffentlicht in: | Nature biomedical engineering 2020-10, Vol.4 (10), p.1010-1022 |
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Sprache: | eng |
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Zusammenfassung: | Neuromuscular interfaces are required to translate bioelectronic technologies for application in clinical medicine. Here, by leveraging the robotically controlled ink-jet deposition of low-viscosity conductive inks, extrusion of insulating silicone pastes and in situ activation of electrode surfaces via cold-air plasma, we show that soft biocompatible materials can be rapidly printed for the on-demand prototyping of customized electrode arrays well adjusted to specific anatomical environments, functions and experimental models. We also show, with the monitoring and activation of neuronal pathways in the brain, spinal cord and neuromuscular system of cats, rats and zebrafish, that the printed bioelectronic interfaces allow for long-term integration and functional stability. This technology might enable personalized bioelectronics for neuroprosthetic applications.
Customized soft electrode arrays that are well adjusted to specific anatomical environments, functions and experimental models can be rapidly prototyped via the robotically controlled deposition of conductive inks and insulating inks. |
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ISSN: | 2157-846X 2157-846X |
DOI: | 10.1038/s41551-020-00615-7 |