Ji Hyun Choi

Title: Ji Hyun Choi: Innovator in Neurotechnology

Introduction

Ji Hyun Choi is a prominent inventor based in Hwaseong-si, South Korea. She has made significant contributions to the field of neurotechnology, particularly in the development of advanced microelectrodes for recording electroencephalography (EEG) in laboratory animals. With a total of 2 patents, her work is paving the way for innovative methods in neuroscience research.

Latest Patents

One of her latest patents is a flexible, multi-channel microelectrode designed for recording laboratory animal EEG. This invention features a novel, elastic, biocompatible, micro-sized, polyimide-based design that allows for the recording of EEG from laboratory animals, including mice. The microelectrode includes 2 grounding electrodes and 32 recording electrodes, and it can be easily connected to a signal acquiring apparatus. Weighing no more than 150 mg, this microelectrode can be implanted without surgery, enabling the monitoring of brain states in freely moving animals following genetic or pharmaceutical manipulations.

Another significant patent is an apparatus for stimulating the brain and measuring light-induced neuronal activity. This apparatus includes a signal application unit that stimulates neuronal cells in living tissue, an electrode unit that detects the electrophysiological signals in response, and an insulation unit that controls the impedance of the electrode unit. The integration of the signal application unit with the electrode unit allows for precise measurement of neuronal responses.

Career Highlights

Ji Hyun Choi is affiliated with the Korea Institute of Science and Technology, where she continues to advance her research in neurotechnology. Her innovative work has garnered attention in the scientific community, contributing to the understanding of brain activities and neuronal functions.

Collaborations

She has collaborated with notable colleagues, including Hee Sup Shin and Klaus Peter Koch, to further her research endeavors. These collaborations have enhanced the scope and impact of her inventions in the field.

Conclusion

Ji Hyun Choi's contributions to neurotechnology through her innovative patents are shaping the future of neuroscience research. Her work not only advances scientific understanding but also opens new avenues for studying brain activity in laboratory animals.