An atlas-based multimodal registration method for 2D images with discrepancy structures.

abstract：:A system composed of a functional continuous magnetic stimulator (FCMS) and a saddle-type coil has been developed for non-invasive treatment of urinary incontinence, especially stress incontinence and urge incontinence. The FCMS conditions were as follows: 2 kW maximum electrical power consumption, 800 V maximum capac...

journal_title：Medical & biological engineering & computing

authors： Ishikawa N,Suda S,Sasaki T,Yamanishi T,Hosaka H,Yasuda K,Ito H

更新日期：1998-11-01 00:00:00

abstract：:The fast hybrid operator splitting (HOS) and stable uniformization (UNI) methods have been proposed to save computation cost and enhance stability for Markov chain model in cardiac cell simulations. Moreover, Chen-Chen-Luo's quadratic adaptive algorithm (CCL) combined with HOS or UNI was used to improve the tradeoff b...

journal_title：Medical & biological engineering & computing

authors： Chen XJ,Luo CH,Chen MH

更新日期：2020-09-01 00:00:00

abstract：:A new algorithm to resolve superimposed motor unit action potentials (MUAPs) is described, which uses a reduced search space and is based on the peel off approach. Knowledge specific to the problem domain, such as temporal relationships between and within motor unit action potential trains and MUAP energy information,...

journal_title：Medical & biological engineering & computing

authors： Etawil H,Stashuk D

更新日期：1996-01-01 00:00:00

abstract：:The development of computer technology now allows the quick and efficient automatic fluorescence microscopy generation of a large number of images of proteins in specific subcellular compartments using fluorescence microscopy. Digital image processing and pattern recognition technology can easily classify these images...

journal_title：Medical & biological engineering & computing

authors： Zhang X,Zhao SG

更新日期：2019-06-01 00:00:00

abstract：:Therapeutic hypothermia is a treatment method to reduce brain injuries after stroke, especially for cerebral ischemia. This study investigates in the temperature distribution of the head within selective brain cooling (SBC). Anatomically accurate geometries based on CT images of head and neck regions are used to devel...

journal_title：Medical & biological engineering & computing

authors： Yin L,Jiang H,Zhao W,Li H

更新日期：2019-06-01 00:00:00

abstract：:Sperm morphology, as an indicator of fertility, is a critical tool in semen analysis. In this study, a smartphone-based hybrid system that fully automates the sperm morphological analysis is introduced with the aim of eliminating unwanted human factors. Proposed hybrid system consists of two progressive steps: automat...

journal_title：Medical & biological engineering & computing

authors： Ilhan HO,Sigirci IO,Serbes G,Aydin N

更新日期：2020-05-01 00:00:00

abstract：: ...

journal_title：Medical & biological engineering & computing

authors： Khaleelur Rahiman PF,Jayanthi VS,Jayanthi AN

更新日期：2019-03-01 00:00:00

abstract：:The development of an active implantable device for measuring electrocardiogram (ECG) is presented. The study is a part of a project which aims at developing implantable ECG instrumentation with wireless data and power transfer ( http://www.ele.tut.fi/tule ). The developed implant presented here has all the measuremen...

journal_title：Medical & biological engineering & computing

authors： Riistama J,Väisänen J,Heinisuo S,Harjunpää H,Arra S,Kokko K,Mäntylä M,Kaihilahti J,Heino P,Kellomäki M,Vainio O,Vanhala J,Lekkala J,Hyttinen J

更新日期：2007-12-01 00:00:00

abstract：:When the microvascular blood perfusion in human skin is measured by photoplethysmography (PPG), infra-red light (800-960 nm) is normally used as the light source. The PPG signal, which consists of a pulsatile (AC) and a slowly fluctuating (DC) component, was studied at different optical wavelengths utilising optical f...

journal_title：Medical & biological engineering & computing

authors： Lindberg LG,Oberg PA

更新日期：1991-01-01 00:00:00

abstract：:Determination of the adequacy of dialysis is a routine but crucial procedure in patient evaluation. The total dialysis dose, expressed as Kt/V, has been widely recognised to be a major determinant of morbidity and mortality in haemodialysed patients. Many different factors influence the correct determination of Kt/V, ...

journal_title：Medical & biological engineering & computing

authors： Fernández EA,Valtuille R,Willshaw P,Perazzo CA

更新日期：2003-07-01 00:00:00

abstract：:The study focuses on the problems of dimensionality reduction by means of principal component analysis (PCA) in the context of single-trial EEG data classification (i.e. discriminating between imagined left- and right-hand movement). The principal components with the highest variance, however, do not necessarily carry...

journal_title：Medical & biological engineering & computing

authors： Lugger K,Flotzinger D,Schlögl A,Pregenzer M,Pfurtscheller G

更新日期：1998-05-01 00:00:00

abstract：:Cardiac resynchronization therapy (CRT) with biventricular pacing (BV) is an established therapy for heart failure (HF) patients with inter- and intraventricular conduction delay. The aim of this pilot study was to test the feasibility of both transesophageal measurement of left ventricular (LV) electrical delay and t...

journal_title：Medical & biological engineering & computing

authors： Heinke M,Ismer B,Kühnert H,Figulla HR

更新日期：2011-08-01 00:00:00

abstract：:The aim of the study is to establish the validity of the use of the electrical impedance technique for estimating local oedema in extremities through comparison with computed-tomography (CT) analysis. Eight healthy women (group 1) and nine women with unilateral leg oedema following chronic lymphatic obstruction (group...

journal_title：Medical & biological engineering & computing

authors： Watanabe R,Kotoura H,Morishita Y

更新日期：1998-01-01 00:00:00

abstract：:An automatic power-generating system (AGS) which converts kinetic energy into electric energy for quartz watches was tested as a power source for implantable cardiac pacemakers. An automatic power-generating mechanism and a capacitor (0.33 F) were removed from a quartz watch (SEIKO) and encapsulated in a polyvinyl cas...

journal_title：Medical & biological engineering & computing

authors： Goto H,Sugiura T,Harada Y,Kazui T

更新日期：1999-05-01 00:00:00

abstract：:We present a new, automatic, correlation-based method for measuring the duration of motor unit action potentials (MUAPs). The method seeks to replicate the way an expert elctromyographer uses his or her eyes, calculating the start and end of the MUAP waveform on the basis of the degree of similarity of non-excluded di...

journal_title：Medical & biological engineering & computing

authors： Rodríguez Carreño I,Malanda A,Gila Useros L,Gurtubay IG,Navallas J,Rodríguez-Falces J

更新日期：2020-03-01 00:00:00

abstract：:To evaluate the possibility of respiratory-volume measurement using photoplethysmography (PPG), PPG signals from 16 normal volunteers are collected, and the respiratory-induced intensity variations (RIIV) are digitally extracted. The RIIV signals are studied while respiratory volume is varied. Furthermore, respiratory...

journal_title：Medical & biological engineering & computing

authors： Johansson A,Oberg PA

更新日期：1999-01-01 00:00:00

abstract：:Stiffness of the arterial wall and atherosclerotic plaque components is a determinant of the stress field within plaques, which has been suggested to be an indicator of plaque vulnerability. The diversity and inhomogeneous structure of atherosclerotic lesions complicate the characterization of plaque components. In th...

journal_title：Medical & biological engineering & computing

authors： Rezvani-Sharif A,Tafazzoli-Shadpour M,Avolio A

更新日期：2019-03-01 00:00:00

abstract：:The propagation of waves in the arteries is generally described using Fourier analysis in terms of periodic wavetrains formed by the superposition of a mean value and sinusoidal waves at the fundamental frequency (defined by the heart rate) and its harmonics. There is, however, an alternative way to describe waves in ...

journal_title：Medical & biological engineering & computing

authors： Wang JJ,Shrive NG,Parker KH,Tyberg JV

更新日期：2009-02-01 00:00:00

abstract：:The purpose of this study is to verify the applicability of a sixth-order model to the mechanomyogram (MMG) system of the parallel-fibered muscle, which was identified from the MMG of the pennation muscle. The median nerve was stimulated, and an MMG and torque of the abductor pollicis brevis muscle were measured. The ...

journal_title：Medical & biological engineering & computing

authors： Uchiyama T,Sakai H

更新日期：2013-12-01 00:00:00

abstract：:Musculoskeletal models have been developed to estimate internal loading on the human skeleton, which cannot directly be measured in vivo, from external measurements like kinematics and external forces. Such models of the shoulder and upper extremity have been used for a variety of purposes, ranging from understanding ...

journal_title：Medical & biological engineering & computing

authors： Bolsterlee B,Veeger DH,Chadwick EK

更新日期：2013-09-01 00:00:00

abstract：:Dislocation is a serious potential complication of total hip replacement. Previous studies have proposed a newly developed total hip structure that meets the required oscillation angle of 120°, for which the chamfer on the acetabular liner rim was designed to enable the neck to impinge on the chamfer over a large area...

journal_title：Medical & biological engineering & computing

authors： Chi WM,Lin CC,Ho YJ,Lin HC,Chen JH

更新日期：2018-01-01 00:00:00

abstract：:The scapholunate ligament stabilizes the scaphoid and lunate of the proximal row in the wrist which allows for proper force transmission with the radius and ulna. Damage to this structure degenerates into arthritis and disability. Controversy exists over the best technique to restore function and reduce pain. A three-...

journal_title：Medical & biological engineering & computing

authors： Wayne JS,Tremols EJ

更新日期：2019-07-01 00:00:00

abstract：:Detailed finite element (FE) models are used as promising tools to investigate traumatic brain injuries, although their accuracy is strongly dependent on the characterization of the mechanical behaviors of the different anatomic structures in the brain. In some cases, when the FE models require finer spatial resolutio...

journal_title：Medical & biological engineering & computing

authors： Pan C,Chen F,Zhou J,Li X,Zhao F,Zhang X

更新日期：2019-03-01 00:00:00

abstract：:Currently, simulations of the induced currents in the brain produced by transcranial magnetic stimulation (TMS) are used to elucidate the regions reached by stimuli. However, models commonly found in the literature are too general and neglect imperfections in the windings. Aiming to predict the stimulation sites in pa...

journal_title：Medical & biological engineering & computing

authors： Mancino AV,Milano FE,Bertuzzi FM,Yampolsky CG,Ritacco LE,Risk MR

更新日期：2020-07-01 00:00:00

abstract：:Haematocrit and temperature effects on resistivity are investigated using the electrical impedance method. Measurements are made extensively for pig's blood. The experimental set-up basically involves four ring electrodes being placed around a wooden probe that is subsequently immersed into a syringe containing pig's ...

journal_title：Medical & biological engineering & computing

authors： Tjin SC,Xie T,Lam YZ

更新日期：1998-07-01 00:00:00

abstract：:The regulation of cerebral blood flow (CBF) following changes in arterial blood pressure (ABP) and end-tidal pCO2 (EtCO2) are of clinical interest in assessing cerebrovascular reserve capacity. Linear finite-impulse-response modelling is applied to ABP, EtCO2 and CBF velocity (CBFV, from transcranial Doppler measureme...

journal_title：Medical & biological engineering & computing

authors： Simpson DM,Panerai RB,Evans DH,Garnham J,Naylor AR,Bell PR

更新日期：2000-09-01 00:00:00

abstract：:This review is a commentary on recent, altered perspectives about biomedical engineering and its role in medicine. It is argued that, rather than being a peripheral specialty, medical engineering and engineering principles in general have a direct application to biochemical medicine and cell biology. A brief descripti...

journal_title：Medical & biological engineering & computing

authors： Vadgama P

更新日期：1992-07-01 00:00:00

abstract：:In acute experiments the sciatic nerve of the rat is electrically stimulated to induce fatigue in the medial Gastrocnemius muscle. Fatigue tests are carried out using intermittent stimulation of different compartments (sequential) or a single compartment (synchronous) of the sciatic nerve. The activation of different ...

journal_title：Medical & biological engineering & computing

authors： Thomsen M,Veltink PH

更新日期：1997-05-01 00:00:00

abstract：:The passive and active properties of the cochlear outer hair cell are studied. The outer hair cell is currently considered the major candidate for the active component of mammalian hearing. Understanding of its properties may explain the amplification and sharp frequency selectivity of the ear. To analyse the cell beh...

journal_title：Medical & biological engineering & computing

authors： Spector AA,Brownell WE,Popel AS

更新日期：1999-03-01 00:00:00

abstract：:Spinal pattern generators (SPGs), which are neural networks without a central input from the brain may be responsible for controlling locomotion. In this study, we used neural oscillators to examine the rhythmic patterns generated at the ankle during walking. Seven healthy male subjects were requested to walk at their...

journal_title：Medical & biological engineering & computing

authors： Chong SY,Wagner H,Wulf A

更新日期：2012-09-01 00:00:00