Irreversible electroporation (IRE) therapy relies on pulsed electric fields to non-thermally ablate cancerous tissue. Methods for evaluating IRE ablation in situ are critical to assessing treatment outcome. An...
Authors: Yajun Zhao, Hongmei Liu, Suyashree P. Bhonsle, Yilin Wang, Rafael V. Davalos and Chenguo Yao
Fundus fluorescein angiography (FFA) imaging is a standard diagnostic tool for many retinal diseases such as age-related macular degeneration and diabetic retinopathy. High-resolution FFA images facilitate the...
Authors: Zhe Jiang, Zekuan Yu, Shouxin Feng, Zhiyu Huang, Yahui Peng, Jianxin Guo, Qiushi Ren and Yanye Lu
Adults with sedentary lifestyles seem to face a higher risk of falling in their later years. Several causes, such as impairment of strength, coordination, and cognitive function, influence worsening health con...
The new field of neuro-prosthetics focuses on the design and implementation of neural prostheses to restore some of the lost neural functions. The electrode-tissue contacts remain one of the major obstacles of...
Authors: H. H. Draz, S. R. I. Gabran, Mohamed Basha, Hassan Mostafa, Mohamed F. Abu-Elyazeed and Amal Zaki
There is considerable evidence that a person’s gait is affected by cognitive load. Research in this field has implications for understanding the relationship between motor control and neurological conditions i...
Authors: Pritika Dasgupta, Jessie VanSwearingen and Ervin Sejdic
Evidence shows that the implementation of information and communication technologies (ICT) enabled services supporting integrated dementia care represents an opportunity that faces multi-pronged challenges. Fi...
Authors: Sara Marceglia, Michael Rigby, Albert Alonso, Debbie Keeling, Lutz Kubitschke and Giuseppe Pozzi
The non-invasive nature of near-infrared spectroscopy (NIRS) makes it a widely accepted method for blood oxygenation measurement in various parts of the human body. One of the main challenges in this method li...
Authors: Masudur R. Siddiquee, J. Sebastian Marquez, Roozbeh Atri, Rodrigo Ramon, Robin Perry Mayrand and Ou Bai
The use of information and communication technologies for health (eHealth) delivered via mobile-based or digitally enhanced solutions (mHealth) have rapidly evolved. When used together across various mobile ap...
Piezo-resistive pressure sensors are widely used for measuring pulse waves of the radial artery. Pulse sensors are generally fabricated with a cover layer because pressure sensors without a cover layer are fra...
Authors: Min-Ho Jun, Young Ju Jeon, Jung-Hee Cho and Young-Min Kim
Superiority of noninvasive tripolar concentric ring electrodes over conventional disc electrodes in accuracy of surface Laplacian estimation has been demonstrated in a range of electrophysiological measurement...
Several different lying positions, such as lying on the left side, supine, lying on the right side and prone position, existed when healthy people fell asleep. This article explored the influence of lying posi...
Authors: Hongze Pan, Zhi Xu, Hong Yan, Yue Gao, Zhanghuang Chen, Jinzhong Song and Yu Zhang
The geometry of the vessels is easy to assess in novel 3D studies. It has significant influence on flow patterns and this way the evolution of vascular pathologies such as aneurysms and atherosclerosis. It is ...
Authors: Jarosław Żyłkowski, Grzegorz Rosiak and Dominik Spinczyk
Magnetic resonance (MR) images are usually limited by low spatial resolution, which leads to errors in post-processing procedures. Recently, learning-based super-resolution methods, such as sparse coding and s...
Authors: Chang Liu, Xi Wu, Xi Yu, YuanYan Tang, Jian Zhang and JiLiu Zhou
As the most common examination tool in medical practice, chest radiography has important clinical value in the diagnosis of disease. Thus, the automatic detection of chest disease based on chest radiography ha...
Authors: Chunli Qin, Demin Yao, Yonghong Shi and Zhijian Song
Patients with uremia have high cardiovascular disease morbidity and mortality despite having normal left ventricular ejection fraction (LVEF). Longitudinal strain (LS) can be associated with subtle changes in ...
Authors: Yuqin Ma, Bo Zhang, Yuzhen Zhang, Yun Dong and Ruiqing Zhang
Electroencephalogram-based brain–computer interfaces (BCIs) represent novel human machine interactive technology that allows people to communicate and interact with the external world without relying on their ...
Authors: Jingsheng Tang, Yadong Liu, Dewen Hu and ZongTan Zhou
Collagen-based scaffolds provide a promising option for the treatment of bone defects. One of the key parameters of such scaffolds consists of porosity, including pore size. However, to date, no agreement has ...
Authors: Martin Bartoš, Tomáš Suchý and René Foltán
The eigenspace generalized sidelobe canceller (EGSC) beamformer combined with a signal-to-noise ratio (SNR) dependent coherence factor (CF) is suggested for coherent plane wave compounding (PW) imaging. Conven...
Authors: Aácio José Zimbico, Diogo Watchel Granado, Fabio Kurt Schneider, Joaquim Miguel Maia, Amauri Amorin Assef, Nivaldo Schiefler Jr. and Eduardo Tavares Costa
To improve accuracy of IOLMaster (Carl Zeiss, Jena, Germany) in corneal power measurement after myopic excimer corneal refractive surgery (MECRS) using multivariate polynomial analysis (MPA).
Authors: Michele Lanza, Robert Koprowski and Mario Bifani Sconocchia
For the functional control of prosthetic hand, it is insufficient to obtain only the motion pattern information. As far as practicality is concerned, the control of the prosthetic hand force is indispensable. ...
Authors: Chuanjiang Li, Jian Ren, Huaiqi Huang, Bin Wang, Yanfei Zhu and Huosheng Hu
There are two major challenges in automated heart sound analysis: segmentation and classification. An efficient segmentation is capable of providing valuable diagnostic information of patients. In addition, it...
For practical straight-line scanning in photoacoustic imaging (PAI), serious artifacts caused by missing data will occur. Traditional total variation (TV)-based algorithms fail to obtain satisfactory results, ...
The area of application of electronic stethoscopes in medical diagnostics covers the scope of usability of the acoustic stethoscopes, from which they have evolved and which they could potentially replace. Howe...
One of the most promising applications for electroencephalogram (EEG)-based brain computer interface is for stroke rehabilitation. Implemented as a standalone motor imagery (MI) training system or as part of a...
Authors: Arpa Suwannarat, Setha Pan-ngum and Pasin Israsena
Wound healing of retinal pigment epithelium (RPE) is a complex process that may take place in common age-related macular degeneration eye disease. The purpose of this study was to evaluate whether wounding and...
Authors: Amna E. Abu Khamidakh, Alejandra Rodriguez-Martinez, Kai Kaarniranta, Anne Kallioniemi, Heli Skottman, Jari Hyttinen and Kati Juuti-Uusitalo
The number and variety of eHealth services for adults and older adults who use hearing aids (HAs) are growing rapidly. This area holds promise to increase cost-efficiency, enable better access to care, and imp...
Authors: Alessia Paglialonga, Annette Cleveland Nielsen, Elisabeth Ingo, Caitlin Barr and Ariane Laplante-Lévesque
Herein, an algorithm that can be used in wearable health monitoring devices to estimate metabolic equivalents (METs) based on physical activity intensity data, particularly for certain activities in daily life...
We study the estimation of breathing frequency (BF) derived from wearable single-channel ECG signal in the context of mobile daily life activities. Although respiration effects on heart rate variability and EC...
Authors: Iman Alikhani, Kai Noponen, Arto Hautala, Rahel Ammann and Tapio Seppänen
Assisted gait with forearm crutches is frequently performed during the recovery of musculoskeletal injuries of the lower limb. The amount of body weight applied to the crutch or crutches depends on the patholo...
Authors: Carmen Ridao-Fernández, Gema Chamorro-Moriana and Joaquín Ojeda
An osteon consists of a multi-layered bone matrix and interstitial fluid flow in the lacunar–canalicular system. Loading-induced interstitial fluid flow in the lacunar–canalicular system is critical for osteoc...
Authors: Yaogeng Chen, Wenshuai Wang, Shenghu Ding, Xu Wang, Qun Chen and Xing Li
Early and automatic detection of pulmonary nodules from CT lung screening is the prerequisite for precise management of lung cancer. However, a large number of false positives appear in order to increase the s...
In ultrasound plane wave imaging (PWI), image details are often blurred by the off-axis artefacts resulting from high sidelobe. Recently plane wave compounding (PWC) is proposed as a promising technique for th...
Authors: Wei Guo, Yuanyuan Wang, Guoqing Wu and Jinhua Yu
Mitral valve failure can require repair or replacement. Replacement bioprosthetic valves are treated with glutaraldehyde prior to implantation. The aim of this study was to determine the changes in mechanical ...
Authors: M. Constable, H. E. Burton, B. M. Lawless, V. Gramigna, K. G. Buchan and D. M. Espino
To research the possibility of designing customized 3D printing fingerboard to apply to the limb rehabilitation of cerebral stroke patients as well as the prevention and treatment of finger spasm, through 3D p...
Authors: Kai Wang, Yiting Shi, Wen He, Jing Yuan, Yuan Li, Xiaolin Pan and Cuilian Zhao
Rehabilitation robots can provide intensive physical training after stroke. However, variations of the rehabilitation effects in translation from well-controlled research studies to clinical services have not ...
Authors: Yanhuan Huang, Will Poyan Lai, Qiuyang Qian, Xiaoling Hu, Eric W. C. Tam and Yongping Zheng
Deep brain stimulation (DBS) has shown wide clinical applications for treating various disorders of central nervous system. High frequency stimulation (HFS) of pulses with a constant intensity and a constant f...
Authors: Ziyan Cai, Zhouyan Feng, Hanhan Hu, Na Hu and Xuefeng Wei
Accurate nuclei detection and segmentation in histological images is essential for many clinical purposes. While manual annotations are time-consuming and operator-dependent, full automated segmentation remain...
Minocycline has been widely used in central nervous system disease. However, the effect of minocycline on the repairing of nerve fibers around dental implants had not been previously investigated. The aim of t...
Authors: Lan A, Wenzhou Xu, Jinghui Zhao, Chunyan Li, Manlin Qi, Xue Li, Lin Wang and Yanmin Zhou
In this paper we aimed to investigate the neovascularization and biodegradation of the silk fibroin in vivo using multiple modes ultrasound, including two-dimensional, three-dimensional and contrast-enhanced u...
Authors: Shouqiang Li, Dandan Yu, Huan Ji, Baocun Zhao, Lili Ji and Xiaoping Leng
The inverse problem in electrophysiology consists of the accurate estimation of the intracardiac electrical sources from a reduced set of electrodes at short distances and from outside the heart. This estimati...
Authors: Raúl Caulier-Cisterna, Sergio Muñoz-Romero, Margarita Sanromán-Junquera, Arcadi García-Alberola and José Luis Rojo-Álvarez
The crossed limbs stent graft technique is regularly employed to treat abdominal aortic aneurysm patients with unfavorable aneurysm necks or widely splayed common iliac arteries. This article numerically evalu...
To reduce the risk of patient damage and complications during the cardiopulmonary resuscitation (CPR) process in emergency situations, it is necessary to monitor the status of the patient and the quality of CP...
Authors: Seong Wook Choi, Do Yeon Lee and Kyoung Won Nam
Point of care ultrasonography has been the focus of extensive research over the past few decades. Miniaturised, wireless systems have been envisaged for new application areas, such as capsule endoscopy, implan...
Authors: Graham Peyton, Martyn G. Boutelle and Emmanuel M. Drakakis
Thyroid imaging reporting and data system (TIRADS) is the assessment of a risk stratification of thyroid nodules, usually using a score. However, there is no consensus as to the version of TIRADS for reporting...
Authors: Yan Zhuang, Cheng Li, Zhan Hua, Ke Chen and Jiang Li Lin
Non-invasive continuous blood pressure monitors are of great interest to the medical community due to their value in hypertension
management. Recently, studies have shown the potential of pulse pressure as a ...
Authors: Joonnyong Lee, JangJay Sohn, Jonghyun Park, SeungMan Yang, Saram Lee and Hee Chan Kim
The efficiency of gene electrotransfer, an electroporation-based method for delivery of pDNA into target tissues, depends on several processes. The method relies on application of electric pulses with appropri...
Although studies on the relation between arrhythmias and the action potential duration (APD) have been carried out, most of them are based only on electrophysiological factors of the heart and lack experiments...
To investigate the effect of additional semiautomatic intermittent pneumatic compression device (IPCD) in the prevention of deep vein thrombosis (DVT) of lower extremity in these patients undergoing major orth...
Authors: Dapeng Wang, Fuqin Bao, Qiang Li, Yugang Teng and Jianjun Li
In diffusion-weighted magnetic resonance imaging (DWI) using single-shot echo planar imaging (ss-EPI), both reduced field-of-view (FOV) excitation and sensitivity encoding (SENSE) alone can increase in-plane r...
Authors: Jisu Hu, Ming Li, Yakang Dai, Chen Geng, Baotong Tong, Zhiyong Zhou, Xue Liang, Wen Yang and Bing Zhang
