Do Head Injury Biomechanics Predict Concussion Clinical Recovery in College American Football Players?

abstract：:Traumatic falls are a prevalent and costly threat to elderly adults. Accurate risk assessment is necessary for reducing incidence of falls. The objective of this study was to test the feasibility of a balance impairment detection model using tasks of sample categorization and falls risk estimation. Model design includ...

journal_title：Annals of biomedical engineering

authors： Hahn ME,Chou LS

更新日期：2005-06-01 00:00:00

abstract：:Intracellular calcium oscillation caused by receptor activator of nuclear factor kappa-B ligand has been demonstrated to promote the differentiation of osteoclasts. Osteoclasts are recruited on the surface of trabeculae, and are exposed to fluid flow caused by the deformation of the bone matrix. However, the roles of ...

journal_title：Annals of biomedical engineering

authors： Li P,Hu M,Sun S,Zhang Y,Gao Y,Long M,Huo B,Zhang D

更新日期：2012-09-01 00:00:00

abstract：:Recent studies have demonstrated the ability of magnetic resonance imaging (MRI) to provide anatomically realistic boundary conditions for computational fluid dynamics (CFD) simulations of arterial hemodynamics. To date, however, little is known about the overall reproducibility of such image-based CFD techniques. Tow...

journal_title：Annals of biomedical engineering

authors： Thomas JB,Milner JS,Rutt BK,Steinman DA

更新日期：2003-02-01 00:00:00

abstract：:The compression of blood vessels by surrounding tissue is an important problem in hemodynamics, most prominently in studies relating to the heart. In this study we consider a long tube of elliptic cross section as an idealization of the geometry of a compressed blood vessel. An exact solution of the governing equation...

journal_title：Annals of biomedical engineering

authors： Haslam M,Zamir M

更新日期：1998-09-01 00:00:00

abstract：:The local dilation of the infrarenal abdominal aorta, termed an abdominal aortic aneurysm (AAA), is often times asymptomatic and may eventually result in rupture-an event associated with a significant mortality rate. The estimation of in-vivo stresses within AAAs has been proposed as a useful tool to predict the likel...

journal_title：Annals of biomedical engineering

authors： Vande Geest JP,Schmidt DE,Sacks MS,Vorp DA

更新日期：2008-06-01 00:00:00

abstract：:This study investigated the effect of mechanical strain on solute diffusion in human TMJ discs (mean cadaver age 77.8) using the electrical conductivity method. The electrical conductivity, as well as small ion diffusivity, of male and female TMJ discs was determined under three compressive strains. In the male group,...

journal_title：Annals of biomedical engineering

authors： Wright GJ,Kuo J,Shi C,Bacro TR,Slate EH,Yao H

更新日期：2013-11-01 00:00:00

abstract：:An intelligent multichannel stimulator (IMS) has been designed and built for use in a cardiac research environment. The device is capable of measuring and responding to cardiac electrophysiological phenomena in real time with carefully timed and placed electrical stimuli. The system consists of 16 channels of sense/st...

journal_title：Annals of biomedical engineering

authors： Johnson PL,Newton JC,Rollins DL,Knisley SB,Ideker RE,Smith WM

更新日期：2002-02-01 00:00:00

abstract：:Normalized maximal ventricular power (nPWRmax) is an index of cardiac function which measures the innate blood pumping ability, or contractility, of the left ventricle (LV), and its noninvasive assessment could prove useful in a variety of patients. nPWRmax is defined as the maximum instantaneous product of LV pressur...

journal_title：Annals of biomedical engineering

authors： Setser RM,Sayre K,Flacke S,Chia J,Lunn K,Lorenz CH

更新日期：2001-11-01 00:00:00

abstract：:Diabetic retinopathy is the leading cause of blindness in working age individuals in the United States. Breakdown of the blood-retinal barrier is one of the earliest events in the progression of diabetic retinopathy. Ideally, therapeutic measures would be directed at this early stage, but there are few sensitive, quan...

journal_title：Annals of biomedical engineering

authors： Russ PK,Gaylord GM,Haselton FR

更新日期：2001-08-01 00:00:00

abstract：:The long held assumption that sustained drug elution from stent coatings over weeks to months is imperative for clinical efficacy has limited the choice for stent coating materials. We developed and evaluated an omega-3 fatty acid (O3FA) based stent coating that is 85% absorbed and elutes 97% of its Sirolimus analog (...

journal_title：Annals of biomedical engineering

authors： Artzi N,Tzafriri AR,Faucher KM,Moodie G,Albergo T,Conroy S,Corbeil S,Martakos P,Virmani R,Edelman ER

更新日期：2016-02-01 00:00:00

abstract：:We propose a multiphysical mathematical model by fully coupling lipid deposition, monocytes/macrophages recruitment and angiogenesis to investigate the pathophysiological responses of an atherosclerotic plaque to the dynamic changes in the microenvironment. The time evolutions of cellular (endothelial cells, macrophag...

journal_title：Annals of biomedical engineering

authors： Guo M,Cai Y,He C,Li Z

更新日期：2019-02-01 00:00:00

abstract：:This article presents a computer-aided detection system for capsule endoscopy (CE) images using contourlet-based color textural features to recognize tumors in the digestive tract. As tumor exhibits rich information in color texture, a novel color texture feature based on contourlet transform is proposed to describe c...

journal_title：Annals of biomedical engineering

authors： Li B,Meng MQ

更新日期：2011-12-01 00:00:00

abstract：:3D bioprinting technology is a promising approach for corneal stromal tissue regeneration. In this study, gelatin methacrylate (GelMA) mixed with corneal stromal cells was used as a bioink. The visible light-based stereolithography (SLA) 3D bioprinting method was utilized to print the anatomically similar dome-shaped ...

journal_title：Annals of biomedical engineering

authors： Mahdavi SS,Abdekhodaie MJ,Kumar H,Mashayekhan S,Baradaran-Rafii A,Kim K

更新日期：2020-07-01 00:00:00

abstract：:Förster resonance energy transfer (FRET) technology has been widely used in biological and biomedical research and is a very powerful tool in elucidating protein interactions in many cellular processes. Ubiquitination and SUMOylation are multi-step cascade reactions, involving multiple enzymes and protein-protein inte...

journal_title：Annals of biomedical engineering

authors： Song Y,Madahar V,Liao J

更新日期：2011-04-01 00:00:00

abstract：:Disease and injury perturb the balance of processes associated with inflammation and tissue remodeling, resulting in positive feedback loops, exacerbation of disease and compromised tissue repair. Conversely, under homeostatic healthy conditions, these processes are tightly regulated through the expansion and/or recru...

journal_title：Annals of biomedical engineering

authors： Glowacki AJ,Gottardi R,Yoshizawa S,Cavalla F,Garlet GP,Sfeir C,Little SR

更新日期：2015-03-01 00:00:00

abstract：:Proper replacement or repair of damaged tendons or ligaments requires functionally engineered tissue that mimics their native mechanical properties. While tendon structure-function relationships are generally assumed, there exists little quantitative evidence of the roles of distinct tendon components in tendon functi...

journal_title：Annals of biomedical engineering

authors： Robinson PS,Lin TW,Jawad AF,Iozzo RV,Soslowsky LJ

更新日期：2004-07-01 00:00:00

abstract：:The nose is the front line defender of the respiratory system. Unsteady simulations in three-dimensional models have been developed to study transport patterns in the human nose and its overall air-conditioning capacity. The results suggested that the healthy nose can efficiently provide about 90% of the heat and the ...

journal_title：Annals of biomedical engineering

authors： Naftali S,Rosenfeld M,Wolf M,Elad D

更新日期：2005-04-01 00:00:00

abstract：:Extraction of the cardiac surfaces of interest from multi-detector computed tomographic (MDCT) data is a pre-requisite step for cardiac analysis, as well as for image guidance procedures. Most of the existing methods need manual corrections, which is time-consuming. We present a fully automatic segmentation technique ...

journal_title：Annals of biomedical engineering

authors： Antunes S,Esposito A,Palmisano A,Colantoni C,Cerutti S,Rizzo G

更新日期：2016-05-01 00:00:00

abstract：:This study proposes magnetic resonance (MR)-measurement-integrated (MR-MI) simulation, in which the difference between the computed velocity field and the phase-contrast MRI measurement data is fed back to the numerical simulation. The computational accuracy and the fundamental characteristics, such as steady characte...

journal_title：Annals of biomedical engineering

authors： Funamoto K,Suzuki Y,Hayase T,Kosugi T,Isoda H

更新日期：2009-06-01 00:00:00

abstract：:In this paper, we present the application of a semi-global inverse method for determining material parameters of biological tissues. The approach is based on the successive response surface method, and is illustrated by fitting constitutive parameters to two nonlinear anisotropic constitutive equations, one for aortic...

journal_title：Annals of biomedical engineering

authors： Einstein DR,Freed AD,Stander N,Fata B,Vesely I

更新日期：2005-12-01 00:00:00

abstract：:Changes in fetal magnetocardiographic (fMCG) signals are indicators for fetal body movement. We propose a novel approach to reliably extract fetal body movements based on the field strength of the fMCG signal independent of its frequency. After attenuating the maternal MCG, we use a Hilbert transform approach to ident...

journal_title：Annals of biomedical engineering

authors： Govindan RB,Vairavan S,Ulusar UD,Wilson JD,McKelvey SS,Preissl H,Eswaran H

更新日期：2011-03-01 00:00:00

abstract：:Simulations are useful to study the heart's ability to generate flow and the interaction between contractility and loading conditions. The left ventricular pressure-volume (PV) relation has been shown to be nonlinear, but it is unknown whether a linear model is accurate enough for simulations. Six models were fitted t...

journal_title：Annals of biomedical engineering

authors： Lankhaar JW,Rövekamp FA,Steendijk P,Faes TJ,Westerhof BE,Kind T,Vonk-Noordegraaf A,Westerhof N

更新日期：2009-09-01 00:00:00

abstract：:Validation is a critical step in finite element model (FEM) development. This study focuses on the validation of the Global Human Body Models Consortium full body average male occupant FEM in five localized loading regimes-a chest impact, a shoulder impact, a thoracoabdominal impact, an abdominal impact, and a pelvic ...

journal_title：Annals of biomedical engineering

authors： Vavalle NA,Davis ML,Stitzel JD,Gayzik FS

更新日期：2015-09-01 00:00:00

abstract：:The current paradigm in tissue engineering is that "full regeneration" or "total replacement" of normal tissue is required in order to restore joint function. However, there is considerable evidence that suggests that targets other than "normality" may actually be required for tissue substitutes. Sometimes "less than ...

journal_title：Annals of biomedical engineering

authors： Frank CB,Shrive NG,Boorman RS,Lo IK,Hart DA

更新日期：2004-03-01 00:00:00

abstract：:Cochlear implantation consists in electrically stimulating the auditory nerve by inserting an electrode array inside the cochlea, a bony structure of the inner ear. In the absence of any visual feedback, the insertion results in many cases of damages of the internal structures. This paper presents a feasibility study ...

journal_title：Annals of biomedical engineering

authors： Lavenir L,Zemiti N,Akkari M,Subsol G,Venail F,Poignet P

更新日期：2020-10-30 00:00:00

abstract：:Poor vascular homeostasis drives many clinical disorders including diabetes, arthritis, atherosclerosis, and peripheral artery disease. Local tissue ischemia resultant of insufficient blood flow is a potent stimulus for recruitment of endothelial progenitor cells (EPCs). This mobilization and homing is a multi-step pr...

journal_title：Annals of biomedical engineering

authors： Williams PA,Silva EA

更新日期：2015-10-01 00:00:00

abstract：:This paper presents the bispectral analysis of the ontogeny of the hippocampal EEG recorded from the dentate gyrus and CA1, the primary sites that generate theta (theta) rhythm. The hippocampal EEG was collected during the vigilance state of rapid eye movement (REM) sleep of freely moving rats at 15, 30 and 90 days of...

journal_title：Annals of biomedical engineering

authors： Ning T,Bronzino JD

更新日期：1998-07-01 00:00:00

abstract：:A numerical single path model of respiratory gas exchange with distributed alveolar gas sources was used to estimate the anatomical changes in small peripheral airways such as occur in chronic obstructive pulmonary diseases (COPD). A previous sensitivity analysis of the single path model showed that decreasing total a...

journal_title：Annals of biomedical engineering

authors： Schwardt JD,Neufeld GR,Baumgardner JE,Scherer PW

更新日期：1994-05-01 00:00:00

abstract：:The pulmonary microvasculature offers a heterogeneous barrier to the motion of large solutes as they pass between blood and lymph. While this barrier has been approximated by a few discrete pathways or by statistical ensembles of many pathways, these descriptions only partly capture the structural and functional prope...

journal_title：Annals of biomedical engineering

authors： McNamee JE

更新日期：1990-01-01 00:00:00

abstract：:Congenital heart disease is the leading cause of infant death in the United States with over 36,000 newborns affected each year. Despite this growing problem there are few mechanical circulatory support devices designed specifically for pediatric and neonate patients. Previous research has been done investigating pedi...

journal_title：Annals of biomedical engineering

authors： Good BC,Deutsch S,Manning KB

更新日期：2016-04-01 00:00:00