Liquid crystal materials for biomedical applications

Z Zhang, X Yang, Y Zhao, F Ye, L Shang - Advanced Materials, 2023 - Wiley Online Library
Liquid crystal is a state of matter being intermediate between solid and liquid. Liquid crystal
materials exhibit both orientational order and fluidity. While liquid crystals have long been …

Liquid crystal polymer (LCP)-based neural prosthetic devices

TM Gwon, C Kim, S Shin, JH Park, JH Kim… - Biomedical Engineering …, 2016 - Springer
Polymers are increasingly being used in implantable biomedical applications owing to their
flexibility and compatibility with micro-fabrication processes. A liquid crystal polymer (LCP) is …

Microfabrication process for long-term reliable neural electrode arrays using liquid crystal polymer (LCP)

J Jeong, KS Min, SJ Kim - Microelectronic Engineering, 2019 - Elsevier
Liquid crystal polymer (LCP) has gained attention as a new substrate material for
implantable neural interfaces for its low moisture absorption and permeability. Unlike the …

Non‐hermetic packaging of biomedical microsystems from a materials perspective: A review

H Chong, SJA Majerus, KM Bogie… - Medical Devices & …, 2020 - Wiley Online Library
The advancement of reliable encapsulation techniques for long‐term implantable
biomedical microdevices is of vital importance for the safe and steady operation of implants …

A simply fabricated neural probe by laser machining of a thermally laminated gold thin film on transparent cyclic olefin polymer

S Shim, HY Park, GJ Choi, HC Shin, SJ Kim - ACS Omega, 2019 - ACS Publications
In this study, we propose a simple fabrication process of a neural probe based on the cyclic
olefin polymer (COP). COP is a biocompatible material characterized by strong adhesion to …

Implantable electrical stimulation bioreactor with liquid crystal polymer-based electrodes for enhanced bone regeneration at mandibular large defects in rabbit

C Kim, HJ Yang, TH Cho, BS Lee, TM Gwon… - Medical & Biological …, 2020 - Springer
The osseous regeneration of large bone defects is still a major clinical challenge in
maxillofacial and orthopedic surgery. Previous studies demonstrated that biphasic electrical …

A pulsed coding technique based on optical UWB modulation for high data rate low power wireless implantable biotelemetry

A De Marcellis, E Palange, L Nubile, M Faccio… - Electronics, 2016 - mdpi.com
This paper reports on a pulsed coding technique based on optical Ultra-wideband (UWB)
modulation for wireless implantable biotelemetry systems allowing for high data rate link …

Analysis and mathematical modelling of charge injection effect for efficient performance of CMOS imagers and CDS circuit

A Tiwari, RH Talwekar - IET Circuits, Devices & Systems, 2020 - Wiley Online Library
Mathematical modelling of non‐linearity due to charge injection phenomenon with variation
in desired characteristics of complementary metal oxide semiconductor (CMOS) image …

A feasibility study on optically transparent encapsulation for implantable neural prostheses

S Shim, SJ Kim - 2019 41st Annual International Conference of …, 2019 - ieeexplore.ieee.org
Optically transparent encapsulation is presented with results from long-term reliability and
light transmission tests. This technology is required in certain implantable neural prostheses …

A Study for a Totally Implantable Visual Prosthetic System

심신용 - 2020 - s-space.snu.ac.kr
A visual prosthetic system typically consists of a neural stimulator, which is a surgically
implantable device for electrical stimulation intended to restore the partial vision of blind …