As the global population ages,the demand for implantable medical electronic devices for physiological monitoring and functional support continues to grow.In such systems,wireless data exchange is essential for device ...As the global population ages,the demand for implantable medical electronic devices for physiological monitoring and functional support continues to grow.In such systems,wireless data exchange is essential for device control and real-time physiological data acquisition.While coil-based methods are widely used,the method may pose challenges such as electromagnetic interference,or unwanted induced currents in diverse clinical environments.Here,we introduce a soft,flexible optical wireless communication system capable of reliable,real-time data exchange through biological tissues without the need for antenna coils.Microscale light-emitting diodes(LEDs)and photodetector(PD),microfabricated and integrated into flexible platforms,enable wireless data transmission via light modulation through biological skin,in a relatively small form factor.In vivo experiments validate wireless bi-directional data transfer with integrated physiological sensors,demonstrating on-demand,real-time monitoring of signals such as electrocardiogram and body temperature.This approach offers a promising pathway toward safer,miniaturized wireless implantable electronics.展开更多
Stretchable electronics are of huge interest as they can be useful in various irregular non-planar or deformable surfaces including human bodies.High density multi-functional stretchable electronics are beneficial as ...Stretchable electronics are of huge interest as they can be useful in various irregular non-planar or deformable surfaces including human bodies.High density multi-functional stretchable electronics are beneficial as they can be reliably used in more compact regions.However,simply stacking multiple layers may increase induced strain,reducing degree of stretchability.Here,we present the design approach for the stretchable multilayer electronics that provide a similar degree of stretchability compare to a single layer electronics although the multilayer electronics are in much more compact form.We provide experimental and computational analyses for the benefits of the approach along with demonstrations with compact form of the multi-functional stretchable implantable bio-electronics and of the stretchable multilayer passive matrix LEDs array.The results presented here should be useful for a wide range of applications that require stretchable high-density electronics.展开更多
基金supported by the National Research Foundation of Korea(NRF)grant funded by the Korea government(Ministry of Science and ICT,MIST)(No.RS-2023-00277831)partially supported by the GISTMIT Research Collaboration grant funded by the GIST。
文摘As the global population ages,the demand for implantable medical electronic devices for physiological monitoring and functional support continues to grow.In such systems,wireless data exchange is essential for device control and real-time physiological data acquisition.While coil-based methods are widely used,the method may pose challenges such as electromagnetic interference,or unwanted induced currents in diverse clinical environments.Here,we introduce a soft,flexible optical wireless communication system capable of reliable,real-time data exchange through biological tissues without the need for antenna coils.Microscale light-emitting diodes(LEDs)and photodetector(PD),microfabricated and integrated into flexible platforms,enable wireless data transmission via light modulation through biological skin,in a relatively small form factor.In vivo experiments validate wireless bi-directional data transfer with integrated physiological sensors,demonstrating on-demand,real-time monitoring of signals such as electrocardiogram and body temperature.This approach offers a promising pathway toward safer,miniaturized wireless implantable electronics.
基金supported by the National Research Foundation of Korea(NRF)grant funded by the Korea government(Ministry of Science and ICT,MIST)(No.RS-2023-00277831)National R&D Program through the NRF funded by MIST(No.2021M3H4A1A02051029)the GIST-MIT Research Collaboration grant funded by the GIST.
文摘Stretchable electronics are of huge interest as they can be useful in various irregular non-planar or deformable surfaces including human bodies.High density multi-functional stretchable electronics are beneficial as they can be reliably used in more compact regions.However,simply stacking multiple layers may increase induced strain,reducing degree of stretchability.Here,we present the design approach for the stretchable multilayer electronics that provide a similar degree of stretchability compare to a single layer electronics although the multilayer electronics are in much more compact form.We provide experimental and computational analyses for the benefits of the approach along with demonstrations with compact form of the multi-functional stretchable implantable bio-electronics and of the stretchable multilayer passive matrix LEDs array.The results presented here should be useful for a wide range of applications that require stretchable high-density electronics.
