A new transducer system for direct motor unit force measurement.

abstract：:A dual-indentation creep and stress relaxation methodology was developed and validated for the material characterization of very soft biological tissue within the framework of the biphasic poroviscoelastic (BPVE) constitutive model. Agarose hydrogel, a generic porous medium with mobile fluid, served as a mechanical ti...

journal_title：Journal of biomechanics

authors： Olberding JE,Francis Suh JK

更新日期：2006-01-01 00:00:00

abstract：:Tendon curvature plays a key role in mechanical gain (amplifying the joint excursion relative to fiber length change) during joint motion, but the mechanism remains unresolved. A three-dimensional finite element (FE) model was used to investigate the influence of intramuscular fiber orientation upon the curvature patt...

journal_title：Journal of biomechanics

authors： Kinugasa R,Yamamura N,Sinha S,Takagi S

更新日期：2016-10-03 00:00:00

abstract：:The physical mechanism that drives blood flow in the valveless tubular embryonic heart is still debatable whether it is peristaltic flow or valveless dynamic suction. Previous studies of valveless pumping were concerned with either the role of the excitation parameters or the mechanisms that generate the unidirectiona...

journal_title：Journal of biomechanics

authors： Kozlovsky P,Rosenfeld M,Jaffa AJ,Elad D

更新日期：2015-06-25 00:00:00

abstract：:It has long been thought that intracranial saccular aneurysms enlarge and rupture because of mechanical instabilities. Recent nonlinear analyses suggest, however, that at least certain sub-classes of aneurysms do not exhibit quasi-static limit point instabilities or dynamic instabilities in response to periodic loadin...

journal_title：Journal of biomechanics

authors： David G,Humphrey JD

更新日期：2003-08-01 00:00:00

abstract：:Cervical spine finite element models reported in biomechanical literature usually represent a static morphology. Not considering morphology as a model parameter limits the predictive capabilities for applications in personalized medicine, a growing trend in modern clinical practice. The objective of the study was to i...

journal_title：Journal of biomechanics

authors： John JD,Saravana Kumar G,Yoganandan N

更新日期：2019-03-06 00:00:00

abstract：:It is difficult to define the 'physiological' mechanical properties of bone. Traumatic failures in-vivo are more likely to be orders of magnitude faster than the quasistatic tests usually employed in-vitro. We have reported recently [Hansen, U., Zioupos, P., Simpson, R., Currey, J.D., Hynd, D., 2008. The effect of str...

journal_title：Journal of biomechanics

authors： Zioupos P,Hansen U,Currey JD

更新日期：2008-10-20 00:00:00

abstract：:In this study, a three-dimensional finite element model was used to investigate the changes in tissue composition and mechanical signals within human lumbar intervertebral disc during the degenerative progression. This model was developed based on the cell-activity coupled mechano-electrochemical mixture theory. The d...

journal_title：Journal of biomechanics

authors： Zhu Q,Gao X,Gu W

更新日期：2014-11-28 00:00:00

abstract：:Medical professionals, physical therapists, product designers, and computational models all use cervical spine range of motion reference values. To support these functions, researchers have collected a plethora of data to determine the normal range of motion of the cervical spine of adult subjects. However, little to ...

journal_title：Journal of biomechanics

authors： Lynch-Caris T,Majeske KD,Brelin-Fornari J,Nashi S

更新日期：2008-08-28 00:00:00

abstract：:Whole body vibration (WBV) is a promising tool for counteracting bone loss. Most WBV studies on animals have been performed at acceleration <1g and frequency between 30 and 90Hz. Such WBV conditions trigger bone growth in osteopenia models, but not in healthy animals. In order to test the ability of WBV to promote ost...

journal_title：Journal of biomechanics

authors： Gnyubkin V,Guignandon A,Laroche N,Vanden-Bossche A,Malaval L,Vico L

更新日期：2016-06-14 00:00:00

abstract：:Although biomechanical studies of the normal rat vein wall have been reported (Weizsacker, 1988; Plante, 2002), there are no published studies that have investigated the mechanical effects of thrombus formation on murine venous tissue. In response to the lack of knowledge concerning the mechanical consequences of thro...

journal_title：Journal of biomechanics

authors： McGilvray KC,Sarkar R,Nguyen K,Puttlitz CM

更新日期：2010-11-16 00:00:00

abstract：:Transcatheter aortic valve replacement (TAVR) is an established treatment alternative to surgical valve replacement in high-risk patients with severe symptomatic aortic stenosis. The current guidelines for TAVR are to upsize transcatheter aortic valve (TAV) relative to the native annulus to secure the device and minim...

journal_title：Journal of biomechanics

authors： Abbasi M,Azadani AN

更新日期：2015-10-15 00:00:00

abstract：:The use of cadavers for orthopaedic biomechanics research is well established, but presents difficulties to researchers in terms of cost, biosafety, availability, and ease of use. High fidelity composite models of human bone have been developed for use in biomechanical studies. While several studies have utilized comp...

journal_title：Journal of biomechanics

authors： Girardi BL,Attia T,Backstein D,Safir O,Willett TL,Kuzyk PR

更新日期：2016-02-29 00:00:00

abstract：:The deformation of red blood cells in microvessels was investigated numerically for various vessel diameters, hematocrits, and shear rates. We simulated blood flow in circular channels with diameters ranging from 9 to 50 μm, hematocrits from 20% to 45%, and shear rates from 20 to 150 s(-1) using a particle-based model...

journal_title：Journal of biomechanics

authors： Alizadehrad D,Imai Y,Nakaaki K,Ishikawa T,Yamaguchi T

更新日期：2012-10-11 00:00:00

abstract：:This study presents an anatomically customizable fixation technique for biomechanical spine experiments using a 3D printed clamping system. The aim of this study is to evaluate the feasibility and compare the fixation rigidity of the novel technique to PMMA potting with and without screw augmentation. For this purpose...

journal_title：Journal of biomechanics

authors： Cornaz F,Fasser MR,Spirig JM,Snedeker JG,Farshad M,Widmer J

更新日期：2020-01-02 00:00:00

abstract：:An aortic aneurysm is defined as a balloon-shaped bulging of all three histologic components of the aortic vessel walls (intima, media and adventitia). This dilation results from vessel weakening owing to remodeling, i.e. due to cystic degeneration of the Tunica media (Marfan), progression of atherosclerosis or presen...

journal_title：Journal of biomechanics

authors： Gülan U,Calen C,Duru F,Holzner M

更新日期：2018-07-25 00:00:00

abstract：:We evaluated whether the use of cartilage thickness measurement would improve the ability of the arthroscopic indentation technique to estimate the intrinsic stiffness of articular cartilage. First, cartilage thickness and ultrasound reflection from the surface of bovine humeral head were registered in situ using a hi...

journal_title：Journal of biomechanics

authors： Töyräs J,Lyyra-Laitinen T,Niinimäki M,Lindgren R,Nieminen MT,Kiviranta I,Jurvelin JS

更新日期：2001-02-01 00:00:00

abstract：:In this study the investigations made on about 50 trunk tissue densities are described. They were performed on ten cadavers of both sexes within 24 h of the moment of death. They were 20-40 yr old. The weight of each tissue was measured on a laboratory scale and the volume by placing the tissue in a pycnometer filled ...

journal_title：Journal of biomechanics

authors： Erdmann WS,Gos T

更新日期：1990-01-01 00:00:00

abstract：:Magnetic resonance imaging (MRI) could potentially be used to non-invasively predict the strength of an ACL graft after ACL reconstruction. We hypothesized that the volume and T2 relaxation parameters of the ACL graft measured with MRI will predict the graft structural properties and anteroposterior (AP) laxity of the...

journal_title：Journal of biomechanics

authors： Fleming BC,Vajapeyam S,Connolly SA,Magarian EM,Murray MM

更新日期：2011-11-10 00:00:00

abstract：:Distal biceps tendon ruptures have been reported to be associated with narrowing of the proximal radioulnar space. There have been no studies that three-dimensionally measured the distance between the bicipital tuberosity and the proximal ulna during active motion. The purpose of this study was to three-dimensionally ...

journal_title：Journal of biomechanics

authors： Matsuki K,Sugaya H,Takahashi N,Tokai M,Ueda Y,Hoshika S,Hamada H,Banks SA

更新日期：2020-12-02 00:00:00

abstract：:Bone strains resulting from physical activity are thought to be a primary driver of bone adaptation, but cannot be directly noninvasively measured. Because bone adapts nonuniformly, physical activity may make an important independent structural contribution to bone strength that is independent of bone mass and density...

journal_title：Journal of biomechanics

authors： Bhatia VA,Edwards WB,Troy KL

更新日期：2014-08-22 00:00:00

abstract：:Flow stagnation and residence time (RT) are important features of diseased arterial flows that influence biochemical transport processes and thrombosis. RT calculation methods are classified into Eulerian and Lagrangian approaches where several measures have been proposed to quantify RT. Each of these methods has a di...

journal_title：Journal of biomechanics

authors： Reza MMS,Arzani A

更新日期：2019-05-09 00:00:00

abstract：:Implants of microporous β-tricalcium phosphate (β-TCP) were developed for primarily stable supply of bone defects. A consistent stability over the healing period should be retained in sheep. β-TCP cylindrical shaped implants, with 7 mm diameter, 25 mm length, medium pore diameter 5 μm and 40% porosity were developed. ...

journal_title：Journal of biomechanics

authors： Mayr HO,Suedkamp NP,Hammer T,Hein W,Hube R,Roth PV,Bernstein A

更新日期：2015-04-13 00:00:00

abstract：:Simple models are widely used to understand the mechanics of human walking. The optimization-based minimal biped model and spring-loaded-inverted-pendulum (SLIP) model are two popular models that can achieve human-like walking patterns. However, ground reaction forces (GRF) from these two models still deviate from exp...

journal_title：Journal of biomechanics

authors： Li T,Li Q,Liu T

更新日期：2019-06-11 00:00:00

abstract：:Accurate measurement of six-degrees-of-freedom in-vivo kinematics of the total hip arthroplasty (THA) is essential in gaining insights into in-vivo THA performance. The objective of this study was to validate a novel dual fluoroscopy imaging system (DFIS) for determination of the THA kinematics using both in-vitro and...

journal_title：Journal of biomechanics

authors： Tsai TY,Li JS,Wang S,Lin H,Malchau H,Li G,Rubash H,Kwon YM

更新日期：2013-04-26 00:00:00

abstract：:Response surface methodology is used to establish robust and user-friendly predictive equations that relate responses of a complex detailed trunk finite element biomechanical model to its input variables during sagittal symmetric static lifting activities. Four input variables (thorax flexion angle, lumbar/pelvis rati...

journal_title：Journal of biomechanics

authors： Arjmand N,Plamondon A,Shirazi-Adl A,Larivière C,Parnianpour M

更新日期：2011-01-04 00:00:00

abstract：:The successful development of early-stage cartilage and meniscus repair interventions in the knee requires biomechanical and biotribological understanding of the design of the therapeutic interventions and their tribological function in the natural joint. The aim of this study was to develop and validate a porcine kne...

journal_title：Journal of biomechanics

authors： Liu A,Jennings LM,Ingham E,Fisher J

更新日期：2015-09-18 00:00:00

abstract：:We studied the mechanical and anatomical anisotropy of the canine diaphragmatic central tendon (CT). Dumb-bell-shaped strips with effective dimensions of 10 x 2 mm (length x width) were cut from different regions of the canine diaphragmatic CT in two different orientations relative to the direction of neighboring musc...

journal_title：Journal of biomechanics

authors： Chuong CJ,Sacks MS,Johnson RL Jr,Reynolds R

更新日期：1991-01-01 00:00:00

abstract：:Osteoarthritis (OA) is typically diagnosed in humans in its final stage when joint movement becomes painful. Clinical information about the onset and the mechanisms triggering the degenerative responses are virtually non-existent. However, research on animal models of experimental OA shows that joint adaptations assoc...

journal_title：Journal of biomechanics

authors： Hasler EM,Herzog W,Leonard TR,Stano A,Nguyen H

更新日期：1998-03-01 00:00:00

abstract：:The geometry of a typical adult human carotid bifurcation, complete with the sinus, was established from a study of a large number of angiograms. A rigid model was constructed from glass and investigations were performed under steady flow conditions using flow visualization techniques over a range of upstream Reynolds...

journal_title：Journal of biomechanics

authors： Bharadvaj BK,Mabon RF,Giddens DP

更新日期：1982-01-01 00:00:00

abstract：:To test the hypothesis that stress deprivation induces over-expression of cytokines in the patellar tendon, 40 rats were divided into the following two groups. In the stress-shielded group, we slackened the patellar tendon in the right knee by drawing the patella toward the tibial tubercle with flexible wires. In the ...

journal_title：Journal of biomechanics

authors： Uchida H,Tohyama H,Nagashima K,Ohba Y,Matsumoto H,Toyama Y,Yasuda K

更新日期：2005-04-01 00:00:00