MicroPACS: a PC-based small PACS implementation.

abstract：:The accelerometer is used for mechanomyogram (MMG) recordings of muscle contractions. Although the mechanical characteristics of other MMG transducers have been determined with reference to the accelerometer, mechanical aspects of the accelerometer itself, including the weight of the transducer, have not been verified...

journal_title：Medical & biological engineering & computing

authors： Watakabe M,Mita K,Akataki K,Ito K

更新日期：2003-03-01 00:00:00

abstract：:Computational modeling of the brain is crucial for the study of traumatic brain injury. An anatomically accurate model with refined details could provide the most accurate computational results. However, computational models with fine mesh details could take prolonged computation time that impedes the clinical transla...

journal_title：Medical & biological engineering & computing

authors： Lai C,Chen Y,Wang T,Liu J,Wang Q,Du Y,Feng Y

更新日期：2020-11-01 00:00:00

abstract：:There is multiple evidence in the literature that a sub-threshold pre-pulse, delivered immediately prior to an electrical stimulation pulse, can alter the activation threshold of nerve fibers and motor unit recruitment characteristics. So far, previously published works combined monophasic stimuli with sub-threshold d...

journal_title：Medical & biological engineering & computing

authors： Vargas Luna JL,Mayr W,Cortés-Ramirez JA

更新日期：2018-12-01 00:00:00

abstract：:During scoliosis instrumentation surgery, it is difficult for surgeons fully to track vertebral motion in 3D, because only the posterior elements of the spine are exposed. Different intra-operative modelling approaches are evaluated using a registration technique that matches intra-operative measurements with a 3D pre...

journal_title：Medical & biological engineering & computing

authors： Mac-Thiong JM,Aubin CE,Dansereau J,de Guise JA,Brodeur P,Labelle H

更新日期：1999-07-01 00:00:00

abstract：:Photoplethysmography imaging (PPGI) for non-contact monitoring of preterm infants in the neonatal intensive care unit (NICU) is a promising technology, as it could reduce medical adhesive-related skin injuries and associated complications. For practical implementations of PPGI, a region of interest has to be detected ...

journal_title：Medical & biological engineering & computing

authors： Antink CH,Ferreira JCM,Paul M,Lyra S,Heimann K,Karthik S,Joseph J,Jayaraman K,Orlikowsky T,Sivaprakasam M,Leonhardt S

更新日期：2020-12-01 00:00:00

abstract：:A computer-controlled pump for use both in the study of vascular haemodynamics and in the calibration of clinical devices which measure blood flow is designed. The novel design of this pump incorporates two rack-mounted pistons, driven into opposing cylinders by a micro-stepping motor. This approach allows the product...

journal_title：Medical & biological engineering & computing

authors： Holdsworth DW,Rickey DW,Drangova M,Miller DJ,Fenster A

更新日期：1991-11-01 00:00:00

abstract：:Gastrointestinal stimulator implants have recently shown positive results in treating obesity. However, the implantation currently requires an invasive surgical procedure. Endoscopy could be used to place the gastric stimulator in the stomach, hence avoiding the riskier surgery. The implant then needs to go through th...

journal_title：Medical & biological engineering & computing

authors： Lonys L,Vanhoestenberghe A,Julémont N,Godet S,Delplancke MP,Mathys P,Nonclercq A

更新日期：2015-04-01 00:00:00

abstract：:Recent studies were investigated that report spontaneous oscillations of cerebral perfusion in the very low-frequency range (0.01-0.04 Hz), emphasising details of spectral estimation. The effects of different spectral estimation procedures were compared, using simulated and clinical data. It was shown that data detren...

journal_title：Medical & biological engineering & computing

authors： Müller T,Reinhard M,Oehm E,Hetzel A,Timmer J

更新日期：2003-01-01 00:00:00

abstract：:Significant efforts were invested during the last decade to accelerate PET list-mode reconstructions, notably with GPU devices. However, the computation time per event is still relatively long, and the list-mode efficiency on the GPU is well below the histogram-mode efficiency. Since list-mode data are not arranged in...

journal_title：Medical & biological engineering & computing

authors： Nassiri MA,Carrier JF,Després P

更新日期：2015-09-01 00:00:00

abstract：:In cell-based research, the process of visually monitoring cells generates large image datasets that need to be evaluated for quantifiable information in order to track the effectiveness of treatments in vitro. With the traditional, end-point assay-based approach being error-prone, and existing computational approache...

journal_title：Medical & biological engineering & computing

authors： Mbiki S,McClendon J,Alexander-Bryant A,Gilmore J

更新日期：2020-07-01 00:00:00

abstract：:During dialysis the ion concentrations in many body fluids change significantly. The influence of these changes on the accuracy of volume measurements with bioimpedance spectroscopy is investigated by the following procedure: Plasma ion concentrations and impedance spectra (5-500 kHz) are measured during six standard ...

journal_title：Medical & biological engineering & computing

authors： Scharfetter H,Wirnsberger GH,Holzer H,Hutten H

更新日期：1997-03-01 00:00:00

abstract：:During the study of velocities in the human ascending aorta it became necessary to establish a method for two-dimensional velocity profiles from discrete velocity data obtained from different heartbeats and with different techniques. A descriptive geometrical model was therefore developed and expanded to 16 elements e...

journal_title：Medical & biological engineering & computing

authors： Segadal L

更新日期：1991-09-01 00:00:00

abstract：:An algorithm for determining the frequency and propagation time of the gastric slow wave has been designed for integration into a demand gastric pacing system. The algorithm analyses the serosal activity in both the time and frequency domains, and the results are compared to produce a conclusion only when the values a...

journal_title：Medical & biological engineering & computing

authors： Gray MB,Williams RD,Chen JD

更新日期：2000-01-01 00:00:00

abstract：:The mastering of pulmonary auscultation requires complex acoustic skills. Computer-assisted learning tools (CALTs) have potential to enhance the learning of these skills; however, few have been developed for this purpose and do not integrate all the required features. Thus, this study aimed to assess the usability of ...

journal_title：Medical & biological engineering & computing

authors： Machado A,Oliveira A,Jácome C,Pereira M,Moreira J,Rodrigues J,Aparício J,Jesus LMT,Marques A

更新日期：2018-04-01 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：:Magnetoenterography (MENG) is a new, non-invasive technique that measures gastrointestinal magnetic signals near the body surface. This study was undertaken to evaluate the temporal and spatial characteristics of the magnetic signals generated by gastric and duodenal slow wave activity. The gastrointestinal magnetic f...

journal_title：Medical & biological engineering & computing

authors： Turnbull GK,Ritcey SP,Stroink G,Brandts B,van Leeuwen P

更新日期：1999-09-01 00:00:00

abstract：:In a computerised ultrasound image guidance for automated prostatectomy system, it is necessary to identify a smooth, continuous contour for the prostate (boundary) from the ultrasound image. The radial bas-relief (RBR) method, which has been reported previously, can extract a skeletonised image from an ultrasound ima...

journal_title：Medical & biological engineering & computing

authors： Kwoh CK,Teo MY,Ng WS,Tan SN,Jones LM

更新日期：1998-11-01 00:00:00

abstract：:Uniaxial stress-strain data were obtained from in vitro experiments on 20 porcine livers for compressions, elongations and cycles of compression and then elongation. There were about 70 cylindrical samples, with diameter 7mm and varying height (4-11 mm). The combined compression and elongation test provide a unified f...

journal_title：Medical & biological engineering & computing

authors： Chui C,Kobayashi E,Chen X,Hisada T,Sakuma I

更新日期：2004-11-01 00:00:00

abstract：:A technique is proposed that allows automatic decomposition of electromyographic (EMG) signals into their constituent motor unit action potential trains (MUAPTs). A specific iterative algorithm with a classification method using fuzzy-logic techniques was developed. The proposed classification method takes into accoun...

journal_title：Medical & biological engineering & computing

authors： Chauvet E,Fokapu O,Hogrel JY,Gamet D,Duchêne J

更新日期：2003-11-01 00:00:00

abstract：:The first in vivo evaluation of a pO2 sensor constructed with a novel copolymer is described. The performance of the sensor is assessed under dynamic conditions in vitro and in vivo. This sensor is more stable and reliable than the control sensor with a heparin-treated polyethylene membrane. ...

journal_title：Medical & biological engineering & computing

authors： Zhang S,Wright G,Kingston MA,Rolfe P

更新日期：1996-07-01 00:00:00

abstract：:The heart rate variability (HRV) is an indicator of the subject homeostasis alterations. For a healthy individual, the HRV shows a nonlinear behavior, thus requiring a nonlinear approach to provide additional information about HRV dynamics. In this work, the nonlinear techniques, central tendency measure (CTM) and sec...

journal_title：Medical & biological engineering & computing

authors： dos Santos L,Barroso JJ,Macau EE,de Godoy MF

更新日期：2015-11-01 00:00:00

abstract：:In this study, we present finite element analysis models to calculate the increase in intrathoracic volume of pectus excavatum patients after the Nuss procedure. One virtue of our approach is that the measurement of the intrathoracic volume has no time difference and is not affected by postoperative pain, which cannot...

journal_title：Medical & biological engineering & computing

authors： Chang PY,Hsu ZY,Lai JY,Wang CJ,Ching YT

更新日期：2010-02-01 00:00:00

abstract：:A new method of stimulation of the lower extremities was devised that automatically adjusts the stimulation conditions at any angle of the knee joint. An M-wave is considered to indicate the stimulation conditions, because it is the waveform that results from direct stimulation to the axon of the alpha motor neuron. T...

journal_title：Medical & biological engineering & computing

authors： Tanabe S,Muraoka Y,Tomita Y

更新日期：2004-01-01 00:00:00

abstract：:The effectiveness of electrochemotherapy, a local treatment using electric pulses to increase the uptake of chemotherapeutic drug, includes several antitumor mechanisms. In addition to the cytotoxic action of chemotherapeutic drug, treatment outcome also depends on antitumor immune response. In order to assess the con...

journal_title：Medical & biological engineering & computing

authors： Forjanič T,Miklavčič D

更新日期：2017-07-01 00:00:00

abstract：:A mathematical model has been developed to facilitate indirect measurements of difficult to measure variables of the human energy metabolism on a daily basis. The model performs recursive system identification of the parameters of the metabolic model of the human energy metabolism using the law of conservation of ener...

journal_title：Medical & biological engineering & computing

authors： Őri ZP

更新日期：2017-05-01 00:00:00

abstract：:Parkinson's disease (PD) is a neurodegenerative disease of the central nervous system that results from the degeneration of dopaminergic neurons in the substantia nigra. Abnormal gait begins in the early stage and becomes severe as the disease progresses; therefore, the assessment of gait becomes an important issue in...

journal_title：Medical & biological engineering & computing

authors： Lin SH,Chen SW,Lo YC,Lai HY,Yang CH,Chen SY,Chang YJ,Chen CH,Huang WT,Jaw FS,Chen YY,Tsang S,Liao LD

更新日期：2016-03-01 00:00:00

abstract：:A technique to obtain the spacing distribution of macro- and microstructures of hypercholestrolemic liver, lymphoidlucosed liver, rhinosporidium of man and ethmoidal tumour of bovine is presented. The method uses signal processing of spatially averaged spectra of ultrasonic backscattering from tissues in the frequency...

journal_title：Medical & biological engineering & computing

authors： Swarnamani S,Singh M

更新日期：1990-11-01 00:00:00

abstract：:Global field synchronization (GFS) quantifies the synchronization level of brain oscillations. The GFS method has been introduced to measure functional synchronization of EEG data in the frequency domain. GFS also detects phase interactions between EEG signals acquired from all of the electrodes. If a considerable amo...

journal_title：Medical & biological engineering & computing

authors： Özçoban MA,Tan O,Aydin S,Akan A

更新日期：2018-02-01 00:00:00

abstract：:The energy storage capacity of the human foot as a passive structure depends on both its geometry and elastic properties. The present study examines theoretically the relationship between the energy stored in the longitudinal arch and the inclination of the calcaneus, when a vertical load is applied. A simple two-dime...

journal_title：Medical & biological engineering & computing

authors： Simkin A,Leichter I

更新日期：1990-03-01 00:00:00

abstract：:Selective internal radiation therapy (SIRT) using Yttrium-90 loaded glass microspheres injected in the hepatic artery is an emerging, minimally invasive therapy of liver cancer. A personalized intervention can lead to high concentration dose in the tumor, while sparing the surrounding parenchyma. We propose a computat...

journal_title：Medical & biological engineering & computing

authors： Simoncini C,Jurczuk K,Reska D,Esneault S,Nunes JC,Bellanger JJ,Saint-Jalmes H,Rolland Y,Eliat PA,Bézy-Wendling J,Kretowski M

更新日期：2018-03-01 00:00:00