Design of complex bone internal structure using topology optimization with perimeter control

J Park, A Sutradhar, JJ Shah, GH Paulino - Computers in biology and …, 2018 - Elsevier
Large facial bone loss usually requires patient-specific bone implants to restore the
structural integrity and functionality that also affects the appearance of each patient. Titanium …

Topology optimization of multiple-barrier synchronous reluctance motors with initial random hollow circles

C Lee, IG Jang - Structural and Multidisciplinary Optimization, 2021 - Springer
Multiple air barriers and iron webs of the synchronous reluctance motor (SynRM) are vital to
achieving higher average torque and a lower ripple torque. However, it is challenging to …

Fully automated segmentation of a hip joint using the patient-specific optimal thresholding and watershed algorithm

JJ Kim, J Nam, IG Jang - Computer methods and programs in biomedicine, 2018 - Elsevier
Abstract Background and Objective Automated segmentation with high accuracy and speed
is a prerequisite for FEA-based quantitative assessment with a large population. However …

Numerical predictions of the interaction between highly nonlinear solitary waves and the microstructure of trabecular bone in the femoral head

S Yoon, A Schiffer, JJ Kim, IG Jang, S Lee… - Journal of the Mechanical …, 2020 - Elsevier
The unique properties of highly nonlinear solitary waves in granular chains have prompted
extensive research in the area of non-destructive testing and led to the development of new …

Predictions of the elastic modulus of trabecular bone in the femoral head and the intertrochanter: a solitary wave-based approach

S Yoon, A Schiffer, IG Jang, S Lee, TY Kim - Biomechanics and Modeling …, 2021 - Springer
This paper deals with the numerical prediction of the elastic modulus of trabecular bone in
the femoral head (FH) and the intertrochanteric (IT) region via site-specific bone quality …

Image resolution enhancement for healthy weight-bearing bones based on topology optimization

JJ Kim, IG Jang - Journal of biomechanics, 2016 - Elsevier
Although high-resolution skeletal images are essential for accurate bone strength
assessment, the current high-resolution imaging modalities have critical problems that …

Computational study of estimating 3D trabecular bone microstructure for the volume of interest from CT scan data

JJ Kim, J Nam, IG Jang - International Journal for Numerical …, 2018 - Wiley Online Library
Inspired by the self‐optimizing capabilities of bone, a new concept of bone microstructure
reconstruction has been recently introduced by using 2D synthetic skeletal images. As a …

Quantitative load dependency analysis of local trabecular bone microstructure to understand the spatial characteristics in the synthetic proximal femur

J Kim, BJ Chun, JJ Kim - Biology, 2023 - mdpi.com
Simple Summary This research aims to quantitatively analyze the trabecular bone
microstructure in the synthetic proximal femur based on the region of interest (ROI) to better …

The relationship between concave angle of vertebral endplate and lumbar intervertebral disc degeneration

X He, A Liang, W Gao, Y Peng, L Zhang, G Liang… - Spine, 2012 - journals.lww.com
Study Design. A retrospective study of magnetic resonance imaging of the lower lumbar
spine. Objective. To describe the characteristics of the concave angle of vertebral endplate …

Coil layout optimization for maximizing the power transfer efficiency of wireless power transfer systems with multiple transmitter coils

SB Lee, IG Jang - IEEE Journal of Emerging and Selected …, 2019 - ieeexplore.ieee.org
This paper proposes a new gradient-based coil layout optimization method that can
determine the optimal receiver coils to maximize the power transfer efficiency of a …