Hemodialysis mainly relies on the “artificial kidney,” which plays a very important role in temporarily or permanently substituting for the kidney to carry out the exchange of waste and discharge of water. Nev...
Authors: An-Jin Shie, Kuei-Hsing Lo, Wen-Tsann Lin, Chi-Wen Juan and Yung-Tsan Jou
Temperature monitoring during high-intensity focused ultrasound (HIFU) therapy on tissue is essential to regulate the degree of thermal coagulation and to achieve the desired treatment outcomes eventually. The...
Authors: Suhyun Park, Ngot Thi Pham, Huu-Toan Huynh and Hyun Wook Kang
Several countries encourage the practice of football for rehabilitation and social inclusion purposes. For visually impaired people, football is purely sound-based, where the ball and the players are constantl...
Authors: Francisco Yandun, Fernando A. Auat Cheein, Daniela Lorca, Omar Acevedo and Cecilia Auat Cheein
Irreversible electroporation (IRE) using direct current (DC) is an effective method for the ablation of cardiac tissue. A major drawback of the use of DC-IRE, however, are two problems: requirement of general ...
Authors: René van Es, Maurits K. Konings, Bastiaan C. Du Pré, Kars Neven, Harry van Wessel, Vincent J. H. M. van Driel, Albert H. Westra, Pieter A. F. Doevendans and Fred H. M. Wittkampf
Human brain models and pharmacological models of brain diseases are in high demand for drug screening because animal models have been found to be less than ideal for fully representing the human brain and are ...
Authors: Ao Fang, Dichen Li, Zhiyan Hao, Ling Wang, Binglei Pan, Lin Gao, Xiaoli Qu and Jiankang He
Patients with end-stage renal disease (ESRD) have failed kidney function, and often must be treated with hemodialysis to extend the patient’s life by artificially removing excess fluid and toxins from the bloo...
Authors: Alexander F. Smith, Bin Zhao, Mingxu You and Juan M. Jiménez
Although the quantitative analysis of electromechanical alternans is important, previous studies have focused on electrical alternans, and there is a lack quantitative analysis of mechanical alternans at the s...
Patients with end-stage heart failure must receive treatment to recover cardiac function, and the current primary therapy, heart transplantation, is plagued by the limited supply of donor hearts. Bioengineered...
Gait impairment is a risk factor for falls in patients with Parkinson’s disease (PD). Gait can be conveniently assessed by electronic walkways, but there is need to select which spatiotemporal gait variables a...
Authors: Ilaria Arcolin, Stefano Corna, Marica Giardini, Andrea Giordano, Antonio Nardone and Marco Godi
Heart rate variability (HRV) has become a useful tool of assessing the function of the heart and of the autonomic nervous system. Over the recent years, there has been interest in heart rate monitoring without...
Authors: Szymon Siecinski, Ewaryst J. Tkacz and Pawel S. Kostka
The accuracy of the surgical amount of extraocular muscle (EOM) is key to the success of strabismus surgery. To establish an accurate eye movement model, it is of great theoretical value and clinical significa...
Authors: Hongmei Guo, Zhipeng Gao, Baoyan Han, Lijun Zhang, Zhaoqiang Tang, Jing Chen, Lili Wang and Weiyi Chen
Diabetic retinopathy (DR) is the leading cause of blindness worldwide, and therefore its early detection is important in order to reduce disease-related eye injuries. DR is diagnosed by inspecting fundus image...
In the past few decades, imaging has been developed to a high level of sophistication. Improvements from one-dimension (1D) to 2D images, and from 2D images to 3D models, have revolutionized the field of imagi...
Authors: Ashish Saxena, Eddie Yin Kwee Ng and Soo Teik Lim
This study was designed to investigate heat accumulation and bone thermal necrosis for various distances between holes and time delays between drillings.
Authors: Seifollah Gholampour and Hossein Haghighi Hassanali Deh
Patellar tendon rupture is a potentially devastating injury. Surgical repair is the primary treatment recommended for the patients with patellar tendon ruptures. Given the tendon properties, the suture techniq...
Authors: Chen-Yo Yen, Yi-Jung Tsai, Chih-Kun Hsiao, Feng-Chen Kao and Yuan-Kun Tu
Segment fusion using interbody cages supplemented with pedicle screw fixation is the most common surgery for the treatment of low back pain. However, there is still much controversy regarding the use of cages ...
Authors: Andrea Calvo-Echenique, José Cegoñino and Amaya Perez del Palomar
Medical datasets, especially medical images, are often imbalanced due to the different incidences of various diseases. To address this problem, many methods have been proposed to synthesize medical images usin...
Authors: Zekuan Yu, Qing Xiang, Jiahao Meng, Caixia Kou, Qiushi Ren and Yanye Lu
The cardiovascular and respiratory systems are functionally related to each other, but the underlying physiologic mechanism of cardiorespiratory coupling (CRC) is unclear. Cardiopulmonary phase synchronization...
We propose a collaborative and secure transmission scheme in order to safely and efficiently transmit medical data and provide telemedicine services, lighten the load on wireless access networks, and improve t...
Mastication is one of the most fundamental functions for the conservation of life. The demand for devices for evaluating stomatognathic function, for instance, recording mandibular movements or masticatory mus...
Authors: Emi Moriuchi, Ryo Hamanaka, Yoshiyuki Koga, Ayumi Fujishita, Tomoko Yoshimi, Go Yasuda, Haruka Kohara and Noriaki Yoshida
Biomechanical and clinical parameters contribute very closely to functional evaluations of the knee joint. To better understand knee osteoarthritis joint function, the association between a set of knee biomech...
Authors: Fatima Bensalma, Neila Mezghani, Youssef Ouakrim, Alexandre Fuentes, Manon Choinière, Nathalie J. Bureau, Madelaine Durand and Nicola Hagemeister
Ankle joint function in a paretic limb has a fundamental impact on mobility. Return of joint function is a measure of early poststroke physical rehabilitation. This study aims to assess the suitability of usin...
Authors: Ewa Chlebuś, Agnieszka Wareńczak, Margaret Miedzyblocki and Przemysław Lisiński
In clinical diagnostics, combination of different imaging techniques is applied to assess spatial configuration of the abdominal aortic aneurysm (AAA) and deformation of its wall. As deformation of aneurysm wa...
Authors: Andrzej Polanczyk, Michal Podgorski, Maciej Polanczyk, Aleksandra Piechota-Polanczyk, Ludomir Stefanczyk and Michal Strzelecki
Head movement interferences are a common problem during prolonged dynamic brain electrical impedance tomography (EIT) clinical monitoring. Head movement interferences mainly originate from body movements of pa...
Authors: Ge Zhang, Weichen Li, Hang Ma, Xuechao Liu, Meng Dai, Canhua Xu, Haoting Li, Xiuzhen Dong, Xingwang Sun and Feng Fu
Stress deprivation (SD) has frequently been used as a model to study tendinopathy. Most of these studies have investigated either short-term (early tendinopathy) or long-term SD (advanced tendinopathy), while ...
Authors: Leila Jafari, Martin Savard, Fernand Gobeil and Eve Langelier
Inertial Measurement Unit (IMU)-based wearable sensors have found common use to track arm activity in daily life. However, classifying a high number of arm motions with single IMU-based systems still remains a...
Irrigation is considered to be a critical part of root canal treatment. However, little is known about the effect of needle movement on the irrigation process. Therefore, this study aimed to investigate the in...
Authors: Shanshan Hu, Lunliang Duan, Qianbing Wan and Jian Wang
Avoidance to look others in the eye is a characteristic symptom of Autism Spectrum Disorders (ASD), and it has been hypothesised that quantitative monitoring of gaze patterns could be useful to objectively eva...
Authors: Maximilian A. R. Strobl, Florian Lipsmeier, Liliana R. Demenescu, Christian Gossens, Michael Lindemann and Maarten De Vos
Blood flow condition may have influence upon the hydraulic conductivity of venous graft (Lp,vein) in an arterial bypass, then affecting the accumulation of low-density lipoproteins (LDLs) within the graft wall. T...
Authors: Zhenze Wang, Ming Liu, Xiao Liu, Anqiang Sun, Yubo Fan and Xiaoyan Deng
Although use of a dynamic hip screw (DHS) for stable intertrochanteric hip fracture fixation has been successfully applied in fracture healing for more than 20 years, DHS fixation on unstable intertrochanteric...
Authors: Hsu-Fu Wu, Chih-Han Chang, Gwo-Jaw Wang, Kuo-An Lai and Chung-Hwan Chen
Short-lag spatial coherence (SLSC) imaging, a newly proposed ultrasound imaging scheme, can offer a higher lesion detectability than conventional B-mode imaging. It requires a high focusing quality which can b...
Authors: Yanxing Qi, Yuanyuan Wang, Jinhua Yu and Yi Guo
In the context of monitoring dogs, usually, accelerometers have been used to measure the dog’s movement activity. Here, we study another application of the accelerometers (and gyroscopes)—seismocardiography (S...
Authors: Olli Lahdenoja, Tero Hurnanen, Matti Kaisti, Juho Koskinen, Jarno Tuominen, Matti Vähä-Heikkilä, Laura Parikka, Maria Wiberg, Tero Koivisto and Mikko Pänkäälä
Vitreoretinal surgeries require precise, dexterous, and steady instruments for operation in delicate parts of the eye. Robotics has presented solutions for many vitreoretinal surgical problems, but, in a few o...
Authors: Muhammad Umar Farooq, Binxiang Xu and Seong Young Ko
Analyze the mechanics of Finochietto-style retractors, including the responses of thoracic tissues during thoracotomy, with an emphasis on tissue trauma and means for its reduction.
Authors: Guillaume Chanoit, Charles A. Pell, Gil Bolotin, Gregory D. Buckner, Jeffrey P. Williams and Hugh C. Crenshaw
The usability of dexterous hand prostheses is still hampered by the lack of natural and effective control strategies. A decoding strategy based on the processing of descending efferent neural signals recorded ...
Authors: Francesco M. Petrini, Alberto Mazzoni, Jacopo Rigosa, Federica Giambattistelli, Giuseppe Granata, Beatrice Barra, Alessandra Pampaloni, Eugenio Guglielmelli, Loredana Zollo, Marco Capogrosso, Silvestro Micera and Stanisa Raspopovic
Distraction osteogenesis (DO) is a novel technique widely used in human body reconstruction. DO has got a significant role in maxillofacial reconstruction applications (MRA); through this method, bone defects ...
Corneal biomechanical properties are important for the diagnosis of corneal diseases, individualized design and prognosis of corneal surgery. Clinical available devices such as Ocular Response Analyzer (ORA) a...
Authors: Xiao Qin, Lei Tian, Haixia Zhang, Xinyan Chen and Lin Li
The physiological processes and mechanisms of an arterial system are complex and subtle. Physics-based models have been proven to be a very useful tool to simulate actual physiological behavior of the arteries...
Authors: Shuran Zhou, Lisheng Xu, Liling Hao, Hanguang Xiao, Yang Yao, Lin Qi and Yudong Yao
Aged people all over the world are prone to fall down accidentally and be injured with fracture, such as the rib fracture. To protect the elderly, the safety vest has been developed to protect them from being ...
Authors: Jing Li, Duanduan Chen, Xiaoying Tang and Hanjun Li
Biodegradable stents display insufficient scaffold performance due to their poor Young’s Modulus. In addition, the corresponding biodegradable materials harbor weakened structures during degradation processes....
Authors: Kun Peng, Xinyang Cui, Aike Qiao and Yongliang Mu
Operative procedures for unstable pelvic ring fractures remain controversially discussed. Minimally invasive treatment options for pelvic ring fractures have several benefits for the patient. But they can also...
Authors: Christopher A. Becker, Christian Kammerlander, Adrian Cavalcanti Kußmaul, Matthias Woiczinski, Christoph Thorwächter, Christian Zeckey, Fabian Sommer, Christoph Linhart, Simon Weidert, Eduardo M. Suero, Wolfgang Böcker and Axel Greiner
For individuals affected by Type 1 diabetes (T1D), a chronic disease in which the pancreas does not produce any insulin, maintaining the blood glucose (BG) concentration as much as possible within the safety r...
Authors: Martina Vettoretti and Andrea Facchinetti
The clinical applications of transcranial focused ultrasound continue to expand and include ablation as well as drug delivery applications in the brain, where treatments are typically guided by MRI. Although M...
Authors: Pavlos Anastasiadis, Ali Mohammadabadi, Meyer J. Fishman, Jesse A. Smith, Ben A. Nguyen, David S. Hersh and Victor Frenkel
Geometric parameters have been proposed for prediction of cerebral aneurysm rupture risk. Predicting the rupture risk for incidentally detected unruptured aneurysms could help clinicians in their treatment dec...
Authors: Leonid Goubergrits, Florian Hellmeier, Jan Bruening, Andreas Spuler, Hans-Christian Hege, Samuel Voss, Gábor Janiga, Sylvia Saalfeld, Oliver Beuing and Philipp Berg
The aim of this study was to document more appropriate electrode location of a four-electrode-based electrical impedance technology in the monitoring of bladder filling, and to characterize the relationship be...
Authors: Yaning Li, Yinglin Peng, Xin Yang, Shipei Lu, Jinwu Gao, Chengguang Lin and Rihui Li
Bone tissue displays a hierarchical organization. Mechanical environments influence bone mass and structure. This study aimed to explore the effects of different mechanical stimuli on growing bone properties a...
Authors: Juan Fang, Jiazi Gao, He Gong, Tianlong Zhang, Rui Zhang and Bangchao Zhan
After the publication of the original article work [1], it was highlighted that the circuit information and the A/D converter used for acquiring sEMG signal were not correctly reported in the Methods section. ...
Authors: Baohua Hu, Xiufeng Zhang, Jingsong Mu, Ming Wu and Yong Wang
Citation:BioMedical Engineering OnLine
2019
18:32
Published on: 20 March 2019
The
original article was published in BioMedical Engineering OnLine
2018
17:27
Entropy analysis has been attracting increasing attentions in the recent two or three decades. It assesses complexity, or irregularity, of time-series which is extraordinarily relevant to physiology and diseas...
Most current algorithms for automatic glaucoma assessment using fundus images rely on handcrafted features based on segmentation, which are affected by the performance of the chosen segmentation method and the...
Authors: Andres Diaz-Pinto, Sandra Morales, Valery Naranjo, Thomas Köhler, Jose M. Mossi and Amparo Navea
The analysis of abdominal sounds can help to diagnose gastro-intestinal diseases. Sounds originating from the stomach and the intestine, the so-called bowel sounds, occur in various forms. They are described a...
Authors: Konstanze Kölle, Muhammad Faisal Aftab, Leif Erik Andersson, Anders Lyngvi Fougner and Øyvind Stavdahl
