Infrared thermography fails to visualize stimulation-induced meridian-like structures: comment by Rixin Chen and Zhimai Lv and reply from Gerhard Litscher.

abstract：PURPOSE: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 the quality of medical treatment such as surgery. METHODS:First, the transmission technology based on o...

journal_title：Biomedical engineering online

authors： Chen W,Chen Z,Cui F

更新日期：2019-05-20 00:00:00

abstract：BACKGROUND:Non-contact tonometers based on the method using air puff and Scheimpflug's fast camera are one of the latest devices allowing the measurement of intraocular pressure and additional biomechanical parameters of the cornea. Biomechanical features significantly affect changes in intraocular pressure values, as ...

journal_title：Biomedical engineering online

authors： Jędzierowska M,Koprowski R

更新日期：2019-02-13 00:00:00

abstract：BACKGROUND:The emergence and development of robot assistant interventional vascular surgery technologies have benefited many patients with cardiovascular or cerebrovascular diseases. Due to the absence of effective training measures, these new advanced technologies have not been fully utilized and only few experienced ...

journal_title：Biomedical engineering online

authors： Ye X,Zhang J,Li P,Wang T,Guo S

更新日期：2016-04-06 00:00:00

abstract：BACKGROUND:In the last years, several methods and devices have been proposed to record the human mandibular movements, since they provide quantitative parameters that support the diagnosis and treatment of temporomandibular disorders. The techniques currently employed suffer from a number of drawbacks including high pr...

journal_title：Biomedical engineering online

authors： Furtado DA,Pereira AA,Andrade Ade O,Bellomo DP Jr,da Silva MR

更新日期：2013-02-22 00:00:00

abstract：BACKGROUND:The pupillary light reflex characterizes the direct and consensual response of the eye to the perceived brightness of a stimulus. It has been used as indicator of both neurological and optic nerve pathologies. As with other eye reflexes, this reflex constitutes an almost instantaneous movement and is linked ...

journal_title：Biomedical engineering online

authors： Espinosa J,Roig AB,Pérez J,Mas D

更新日期：2015-03-13 00:00:00

abstract：BACKGROUND:Nonnegative matrix factorization (NMF) has been used in blind fluorescence unmixing for multispectral in-vivo fluorescence imaging, which decomposes a mixed source data into a set of constituent fluorescence spectra and corresponding concentrations. However, most classical NMF algorithms have ill convergence...

journal_title：Biomedical engineering online

authors： Huang S,Zhao Y,Qin B

更新日期：2015-12-15 00:00:00

abstract：BACKGROUND: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 properties following glutaraldehyde fixation of mitral valve chordae. METHODS:To investigate the im...

journal_title：Biomedical engineering online

authors： Constable M,Burton HE,Lawless BM,Gramigna V,Buchan KG,Espino DM

更新日期：2018-07-13 00:00:00

abstract：BACKGROUND:Gait analysis and research have been developed to obtain characteristics of movement patterns of people while walking. However, traditional measuring systems present different drawbacks that reduce their use and application. Among those drawbacks one can find: high price, low sampling frequency and limiting ...

journal_title：Biomedical engineering online

authors： Martínez-Solís F,Claudio-Sánchez A,Rodríguez-Lelis JM,Vergara-Limon S,Olivares-Peregrino V,Vargas-Treviño M

更新日期：2014-03-31 00:00:00

abstract：BACKGROUND:Voice disorders affect patients profoundly, and acoustic tools can potentially measure voice function objectively. Disordered sustained vowels exhibit wide-ranging phenomena, from nearly periodic to highly complex, aperiodic vibrations, and increased "breathiness". Modelling and surrogate data studies have s...

journal_title：Biomedical engineering online

authors： Little MA,McSharry PE,Roberts SJ,Costello DA,Moroz IM

更新日期：2007-06-26 00:00:00

abstract：BACKGROUND:Nonnegative matrix factorization (NMF) has been successfully used for electroencephalography (EEG) spectral analysis. Since NMF was proposed in the 1990s, many adaptive algorithms have been developed. However, the performance of their use in EEG data analysis has not been fully compared. Here, we provide a c...

journal_title：Biomedical engineering online

authors： Hu G,Zhou T,Luo S,Mahini R,Xu J,Chang Y,Cong F

更新日期：2020-07-31 00:00:00

abstract：:A large number of incommensurable metrics are currently used to report the performance of brain-computer interfaces (BCI) used for augmentative and alterative communication (AAC). The lack of standard metrics precludes the comparison of different BCI-based AAC systems, hindering rapid growth and development of this te...

journal_title：Biomedical engineering online

authors： Thompson DE,Blain-Moraes S,Huggins JE

更新日期：2013-05-16 00:00:00

abstract：BACKGROUND:The main problem of tremor is the damage caused to the quality of the life of patients, especially those at more advanced ages. There is not a consensus yet about the origins of this disorder, but it can be examined in the correlations between the biological signs of aging and the tremor characteristics. ME...

journal_title：Biomedical engineering online

authors： Mansur PH,Cury LK,Leite JO,Pereira AA,Penha-Silva N,Andrade AO

更新日期：2010-06-22 00:00:00

abstract：BACKGROUND:EMG-to-force estimation based on muscle models, for voluntary contraction has many applications in human motion analysis. The so-called Hill model is recognized as a standard model for this practical use. However, it is a phenomenological model whereby muscle activation, force-length and force-velocity prope...

journal_title：Biomedical engineering online

authors： Hayashibe M,Guiraud D

更新日期：2013-09-04 00:00:00

abstract：BACKGROUND:Mechanobiological studies allow the characterization of cell response to mechanical stresses. Cells need to be supported by a material with properties similar to the physiological environment. Silicone elastomers have been used to produce various in vitro scaffolds of different geometries for endothelial cel...

journal_title：Biomedical engineering online

authors： Campeau MA,Lortie A,Tremblay P,Béliveau MO,Dubé D,Langelier È,Rouleau L

更新日期：2017-07-14 00:00:00

abstract：:Current clinically accepted technologies for cancer treatment still have limitations which lead to the exploration of new therapeutic methods. Since the past few decades, the hyperthermia treatment has attracted the attention of investigators owing to its strong biological rationales in applying hyperthermia as a canc...

journal_title：Biomedical engineering online

authors： Suriyanto,Ng EY,Kumar SD

更新日期：2017-03-23 00:00:00

abstract：BACKGROUND:The anterior cruciate ligament (ACL) plays an important role in stabilizing translation and rotation of the tibia relative to the femur. ACL injury alters knee kinematics and usually links to the alternation of gait patterns. The aim of this study is to develop a new method to distinguish between gait patter...

journal_title：Biomedical engineering online

authors： Wu W,Zeng W,Ma L,Yuan C,Zhang Y

更新日期：2018-11-01 00:00:00

abstract：BACKGROUND:Understanding the mechanical properties of the iris can help to have an insight into the eye diseases with abnormalities of the iris morphology. Material parameters of the iris were simply calculated relying on the ex vivo experiment. However, the mechanical response of the iris in vivo is different from tha...

journal_title：Biomedical engineering online

authors： Zhang K,Qian X,Mei X,Liu Z

更新日期：2014-05-30 00:00:00

abstract：BACKGROUND:In this paper we present a novel scene retargeting technique to reduce the visual scene while maintaining the size of the key features. The algorithm is scalable to implementation onto portable devices, and thus, has potential for augmented reality systems to provide visual support for those with tunnel visi...

journal_title：Biomedical engineering online

authors： Al-Atabany WI,Tong T,Degenaar PA

更新日期：2010-09-16 00:00:00

abstract：BACKGROUND:Maximum Intensity Projections (MIP) of neuronal dendritic trees obtained from confocal microscopy are frequently used to study the relationship between tree morphology and mechanosensory function in the model organism C. elegans. Extracting dendritic trees from noisy images remains however a strenuous proces...

journal_title：Biomedical engineering online

authors： Greenblum A,Sznitman R,Fua P,Arratia PE,Oren M,Podbilewicz B,Sznitman J

更新日期：2014-06-12 00:00:00

abstract：BACKGROUND:Endovascular intervention using a stent is a mainstream treatment for cerebral aneurysms. To assess the effect of intervention strategies on aneurysm hemodynamics, we have developed a fast virtual stenting (FVS) technique to simulate stent deployment in patient-specific aneurysms. However, quantitative valid...

journal_title：Biomedical engineering online

authors： Zhang Q,Meng Z,Zhang Y,Yao K,Liu J,Zhang Y,Jing L,Yang X,Paliwal N,Meng H,Wang S

更新日期：2016-12-28 00:00:00

abstract：BACKGROUND:Image quality assessment method of photoacoustic tomography has not been completely standardized yet. Due to the combined nature of photonic signal generation and ultrasonic signal transmission in biological tissue, neither optical nor ultrasonic traditional methods can be used without modification. An optic...

journal_title：Biomedical engineering online

authors： Kim DH,Shin DH,Ryu SH,Song CG

更新日期：2012-07-13 00:00:00

abstract：BACKGROUND AND AIMS:People with internet addiction (IA) suffer from mental, physical, social, and occupational problems. IA includes psychological and physiological syndromes, and among the syndromes, emotion was suggested important mental and physiological expressions of IA. However, few physiologically emotional char...

journal_title：Biomedical engineering online

authors： Hsieh DL,Hsiao TC

更新日期：2016-07-04 00:00:00

abstract：BACKGROUND:Quantizing the Breast Imaging Reporting and Data System (BI-RADS) criteria into different categories with the single ultrasound modality has always been a challenge. To achieve this, we proposed a two-stage grading system to automatically evaluate breast tumors from ultrasound images into five categories bas...

journal_title：Biomedical engineering online

authors： Huang Y,Han L,Dou H,Luo H,Yuan Z,Liu Q,Zhang J,Yin G

更新日期：2019-01-24 00:00:00

abstract：BACKGROUND:Areas with high frequency activity within the atrium are thought to be 'drivers' of the rhythm in patients with atrial fibrillation (AF) and ablation of these areas seems to be an effective therapy in eliminating DF gradient and restoring sinus rhythm. Clinical groups have applied the traditional FFT-based a...

journal_title：Biomedical engineering online

authors： Salinet JL,Masca N,Stafford PJ,Ng GA,Schlindwein FS

更新日期：2016-03-08 00:00:00

abstract：BACKGROUND:Approximately one-third of the human lifespan is spent sleeping. To diagnose sleep problems, all-night polysomnographic (PSG) recordings including electroencephalograms (EEGs), electrooculograms (EOGs) and electromyograms (EMGs), are usually acquired from the patient and scored by a well-trained expert accor...

journal_title：Biomedical engineering online

authors： Pan ST,Kuo CE,Zeng JH,Liang SF

更新日期：2012-08-21 00:00:00

abstract：BACKGROUND:Colonoscopy plays an important role in the clinical screening and management of colorectal cancer. The traditional 'see one, do one, teach one' training style for such invasive procedure is resource intensive and ineffective. Given that colonoscopy is difficult, and time-consuming to master, the use of virtu...

journal_title：Biomedical engineering online

authors： Wen T,Medveczky D,Wu J,Wu J

更新日期：2018-01-25 00:00:00

abstract：BACKGROUND:Surface electromyographic (S-EMG) signal processing has been emerging in the past few years due to its non-invasive assessment of muscle function and structure and because of the fast growing rate of digital technology which brings about new solutions and applications. Factors such as sampling rate, quantiza...

journal_title：Biomedical engineering online

authors： Trabuco MH,Costa MV,Nascimento FA

更新日期：2014-02-27 00:00:00

abstract：BACKGROUND:In spite of numerous non-invasive examinations the "gold clinical standard" of cardiac output measurements is the invasive pulmonary artery catheterization by means of the Swan-Ganz catheter and the application of the thermodilution method to estimate the blood flow. The results obtained by means of thermodi...

journal_title：Biomedical engineering online

authors： Gawlikowski M,Pustelny T

更新日期：2012-05-20 00:00:00

abstract：BACKGROUND:Extracting features from the colonoscopic images is essential for getting the features, which characterizes the properties of the colon. The features are employed in the computer-assisted diagnosis of colonoscopic images to assist the physician in detecting the colon status. METHODS:Endoscopic images contai...

journal_title：Biomedical engineering online

authors： Tjoa MP,Krishnan SM

更新日期：2003-04-08 00:00:00

abstract：BACKGROUND:This work deals with copyright protection of digital images, an issue that needs protection of intellectual property rights. It is an important issue with a large number of medical images interchanged on the Internet every day. So, it is a challenging task to ensure the integrity of received images as well a...

journal_title：Biomedical engineering online

authors： Aherrahrou N,Tairi H

更新日期：2015-11-25 00:00:00