Are DXA/aBMD and QCT/FEA Stiffness and Strength Estimates Sensitive to Sex and Age?

abstract：:The scarcity of data available on the best approach for pulmonary fetal valve replacement or implantation necessitate an investigation on whether practices using adult transcatheter valves could be translated to fetal applications. The objective of this study is to evaluate the hemodynamic characteristics and the turb...

journal_title：Annals of biomedical engineering

authors： Hatoum H,Gooden S,Heitkemper M,Blum KM,Zakko J,Bocks M,Yi T,Wu YL,Wang Y,Breuer CK,Dasi LP

更新日期：2020-06-01 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：:Hemodynamic parameters play an important role in regulating vascular remodeling in arterio-venous fistula (AVF) maturation. Investigating the changes in hemodynamic parameters during AVF maturation is expected to improve our understanding of fistula failure, but very little data on actual temporal changes in human AVF...

journal_title：Annals of biomedical engineering

authors： Sigovan M,Rayz V,Gasper W,Alley HF,Owens CD,Saloner D

更新日期：2013-04-01 00:00:00

abstract：:Biochemical stimulation was applied in combination with cyclic mechanical strain to engineered vascular constructs made of isolated smooth muscle cells in a three-dimensional (3D) collagen type 1 matrix. Platelet-derived growth factor (PDGF) and transforming growth factor beta (TGF-beta) were added exogenously to the ...

journal_title：Annals of biomedical engineering

authors： Stegemann JP,Nerem RM

更新日期：2003-04-01 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：:Skeletal muscles can be injured by their own contractions. Such contraction-induced injury, often accompanied by delayed onset of muscle soreness, is a leading cause of the loss of mobility in the rapidly increasing population of elderly people. Unlike other types of muscle injuries which hurt almost exclusively those...

journal_title：Annals of biomedical engineering

authors： Givli S

更新日期：2015-02-01 00:00:00

abstract：:The field of percutaneous coronary intervention has witnessed many progressions over the last few decades, more recently with the advancement of fully degradable bioabsorbable stents. Bioabsorbable materials, such as metallic alloys and aliphatic polyesters, have the potential to yield stents which provide temporary s...

journal_title：Annals of biomedical engineering

authors： Boland EL,Shine R,Kelly N,Sweeney CA,McHugh PE

更新日期：2016-02-01 00:00:00

abstract：:Blunt carotid artery injuries occur in 0.3% of blunt injured patients and may lead to devastating neurological consequences. However, arterial mechanics leading to internal layer subfailure have not been quantified. Twenty-two human carotid artery segments and 18 porcine thoracic aorta segments were opened to expose t...

journal_title：Annals of biomedical engineering

authors： Stemper BD,Yoganandan N,Sinson GP,Gennarelli TA,Stineman MR,Pintar FA

更新日期：2007-02-01 00:00:00

abstract：:In this paper, an intelligent proportional-integral-derivative (PID) control method is introduced to the robotic testing system for the biomechanical study of human musculoskeletal joints. For the testing system, the robot is a highly nonlinear and heavily coupled complicated system, and the human spinal specimen also...

journal_title：Annals of biomedical engineering

authors： Tian L

更新日期：2004-06-01 00:00:00

abstract：:Perfusion bioreactors are known to exert shear stresses on cultured cells, leading to cell differentiation and enhanced extracellular matrix deposition on scaffolds. The influence of the scaffold's porous microstructure is investigated for a polycaprolactone (PCL) scaffold with a regular microarchitecture and a silk f...

journal_title：Annals of biomedical engineering

authors： Zermatten E,Vetsch JR,Ruffoni D,Hofmann S,Müller R,Steinfeld A

更新日期：2014-05-01 00:00:00

abstract：:The applicability of a computer model, which relates the transmural mechanical distribution in the left ventricle (LV) to its global function at different loading conditions, was evaluated in patients with normal to near normal LV function undergoing cardiac catheterization. Left ventriculography and measurements of a...

journal_title：Annals of biomedical engineering

authors： Abboud L,Beyar R,Battler A,Rat M,Cohen A,Sideman S

更新日期：1990-01-01 00:00:00

abstract：:Image registration and motion estimation play central roles in many fields, including RADAR, SONAR, light microscopy, and medical imaging. Because of its central significance, estimator accuracy, precision, and computational cost are of critical importance. We have previously presented a highly accurate, spline-based ...

journal_title：Annals of biomedical engineering

authors： Viola F,Coe RL,Owen K,Guenther DA,Walker WF

更新日期：2008-12-01 00:00:00

abstract：:A kinetic model based on first principles, for β(2)-microglobulin, is presented to obtain precise parameter estimates for individual patient. To reduce the model complexity, the number of model parameters was reduced using a priori identifiability analysis. The model validity was confirmed with the clinical data of te...

journal_title：Annals of biomedical engineering

authors： Maheshwari V,Samavedham L,Rangaiah GP

更新日期：2011-12-01 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：:Examining students' learning styles can yield information useful to the design of learning activities, courses, and curricula. A variety of measures have been used to characterize learning styles, but the literature contains little information specific to biomedical engineering (BMEN) students. We, therefore, utilized...

journal_title：Annals of biomedical engineering

authors： Dee KC,Nauman EA,Livesay GA,Rice J

更新日期：2002-09-01 00:00:00

abstract：:In the field of fluid flow within the human body, focus has been placed on the transportation of blood in the systemic circulation since the discovery of that system; but, other fluids and fluid flow phenomena pervade the body. Some of the most fascinating fluid flow phenomena within the human body involve fluids othe...

journal_title：Annals of biomedical engineering

authors： Zamir M,Moore JE Jr,Fujioka H,Gaver DP 3rd

更新日期：2010-03-01 00:00:00

abstract：:Naphthalene is a toxicant with unusual species and tissue specificity that has been the subject of in vitro studies. We describe a preliminary physiologically based pharmacokinetic (PBPK) model for naphthalene constructed solely from in vitro data for comparison to animal data without the use of adjustable parameters....

journal_title：Annals of biomedical engineering

authors： Sweeney LM,Shuler ML,Quick DJ,Babish JG

更新日期：1996-03-01 00:00:00

abstract：:The multiphoton fluorescence recovery after photobleaching (MP-FRAP) technique has been developed to measure the three-dimensional (3D) solute diffusion within biological systems. However, current 3D MP-FRAP models are based on isotropic diffusion and spatial domain analysis. The 3D anisotropic diffusion and frequency...

journal_title：Annals of biomedical engineering

authors： Shi C,Cisewski SE,Bell PD,Yao H

更新日期：2014-03-01 00:00:00

abstract：:The objective of this work is to develop understanding of the local fluid dynamic mechanisms that underpin gas exchange in high-frequency oscillatory ventilation (HFOV). The flow field during HFOV was investigated experimentally using particle image velocimetry in idealized and realistic models of a single bifurcation...

journal_title：Annals of biomedical engineering

authors： Heraty KB,Laffey JG,Quinlan NJ

更新日期：2008-11-01 00:00:00

abstract：:Rupture of abdominal aortic aneurysm (AAA) is associated with high mortality rates. Risk of rupture is multi-factorial involving AAA geometric configuration, vessel tortuosity, and the presence of intraluminal pathology. Fluid structure interaction (FSI) simulations were conducted in patient based computed tomography ...

journal_title：Annals of biomedical engineering

authors： Xenos M,Labropoulos N,Rambhia S,Alemu Y,Einav S,Tassiopoulos A,Sakalihasan N,Bluestein D

更新日期：2015-01-01 00:00:00

abstract：:The unique resource constraints, urgency, and virulence of the coronavirus disease 2019 pandemic has sparked immense innovation in the development of barrier devices to protect healthcare providers from infectious airborne particles generated by patients during airway management interventions. Of the existing devices,...

journal_title：Annals of biomedical engineering

authors： Maloney LM,Yang AH,Princi RA,Eichert AJ,Hébert DR,Kupec TV,Mertz AE,Vasyltsiv R,Vijaya Kumar TM,Walker GJ,Peralta EJ,Hoffman JL,Yin W,Page CR

更新日期：2020-10-01 00:00:00

abstract：:Most non-invasive blood pressure measurements are based on either the auscultatory or the oscillometric technique. In this study, we performed an extensive analysis of the signals, i.e., responses of a microphone implanted in the cuff and pressure changes in the cuff, which can be recorded during such measurements. We...

journal_title：Annals of biomedical engineering

authors： Jazbinsek V,Luznik J,Mieke S,Trontelj Z

更新日期：2010-03-01 00:00:00

abstract：:Concussion tolerance and head impact exposure are highly variable among football players. Recent findings highlight that head impact data analyses need to be performed at the subject level. In this paper, we describe a method of characterizing concussion risk between individuals using a new survival analysis technique...

journal_title：Annals of biomedical engineering

authors： Rowson S,Campolettano ET,Duma SM,Stemper B,Shah A,Harezlak J,Riggen L,Mihalik JP,Brooks A,Cameron KL,Svoboda SJ,Houston MN,McAllister T,Broglio S,McCrea M

更新日期：2020-11-01 00:00:00

abstract：:Uncomplicated acute type B aortic dissections are usually treated medically, but they can become acutely complicated by rapid expansion, rupture and malperfusion syndromes and in the longer term by chronic dilatation and aortic aneurysm formation. The objective of this study is to use computational fluid dynamics reco...

journal_title：Annals of biomedical engineering

authors： Cheng Z,Wood NB,Gibbs RG,Xu XY

更新日期：2015-01-01 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：:Effects of hyperthermia on transport of low-density lipoprotein (LDL) through a stenosed arterial wall are analyzed comprehensively in the present work. The realistic and pertinent aspects of an arterial wall is represented by a multi-layer model, with a proper representation of the thickened intima region due to the ...

journal_title：Annals of biomedical engineering

authors： Iasiello M,Vafai K,Andreozzi A,Bianco N,Tavakkoli F

更新日期：2015-07-01 00:00:00

abstract：:Rod photoreceptors express a unique type of noninactivating potassium channels, Kx channels, which play an important role in setting the dark potential and participate in shaping the light response. Biophysical studies of Kx channels are limited. For example, the effects of a conventional blocker of potassium channels...

journal_title：Annals of biomedical engineering

authors： Liu XD,Kourennyi DE

更新日期：2004-10-01 00:00:00

abstract：:Overexpressed receptors, characteristic of many cancers, have been targeted by various researchers to achieve a more specific treatment for cancer. A common approach is to use the natural ligand for the overexpressed receptor as a cancer-targeting agent which can deliver a chemically or genetically conjugated toxic mo...

journal_title：Annals of biomedical engineering

authors： Yoon DJ,Liu CT,Quinlan DS,Nafisi PM,Kamei DT

更新日期：2011-04-01 00:00:00

abstract：:The function of a chamber depends on its hydrodynamic properties: isometric pressures it can exert in the operating range of distensions, compliances in the operating range of distensions, and wall-displacement resistances in the operating range of distensions. Wall-displacement resistance is the departure of pressure...

journal_title：Annals of biomedical engineering

authors： Regen DM

更新日期：1988-01-01 00:00:00

abstract：:Although diagnostic testing with auditory evoked potentials (EPs) has become routine, quantitative measurements of signal and noise are still lacking. In this study, current signal, power, noise power, and signal-to-noise ratio (SNR) estimation formulas are reviewed and applied to auditory brainstem response averaging...

journal_title：Annals of biomedical engineering

authors： Ozdamar O,Delgado RE

更新日期：1996-11-01 00:00:00