Association between contraction-induced increases in elbow flexor muscle thickness and distal biceps brachii tendon moment arm depends on the muscle thickness measurement site.

abstract：:Patients with hip osteoarthritis (OA) have difficulty with mediolateral postural control. Since the symptom of hip OA includes joint pain, which mostly occurs upon initial movement, patients with hip OA might have disabling problems with movement initiation. This study aimed to identify the movement strategy during th...

journal_title：Journal of applied biomechanics

authors： Tateuchi H,Ichihashi N,Shinya M,Oda S

更新日期：2011-02-01 00:00:00

abstract：:In functional principal component analysis (fPCA) a threshold is chosen to define the number of retained principal components, which corresponds to the amount of preserved information. A variety of thresholds have been used in previous studies and the chosen threshold is often not evaluated. The aim of this study is t...

journal_title：Journal of applied biomechanics

authors： Richter C,McGuinness K,O'Connor NE,Moran K

更新日期：2014-12-01 00:00:00

abstract：:To judge a person's maximum trunk extension performance as either age-appropriate or deconditioned is challenging. The current study aimed at determining age and anthropometrically adjusted maximum voluntary contraction (MVC) of back extensors considering the number and recovery time between trials. Thirty-one younger...

journal_title：Journal of applied biomechanics

authors： Kurz E,Anders C,Walther M,Schenk P,Scholle HC

更新日期：2014-12-01 00:00:00

abstract：:Understanding upper limb strength requirements for daily tasks is imperative for early detection of strength loss that may progress to disability due to age or rotator cuff tear. We quantified shoulder strength requirements for 5 upper limb tasks performed by 3 groups: uninjured young adults and older adults, and olde...

journal_title：Journal of applied biomechanics

authors： Santago AC 2nd,Vidt ME,Li X,Tuohy CJ,Poehling GG,Freehill MT,Saul KR

更新日期：2017-12-01 00:00:00

abstract：:This preliminary study aimed to quantify the magnitude of the peak shoulder distraction force during the bowling action of female cricket fast bowlers. An eight camera Vicon motion analysis system operating at 120 Hz recorded the fast bowling actions of 18 Australian female fast bowlers. A three segment inverse soluti...

journal_title：Journal of applied biomechanics

authors： Stuelcken MC,Ferdinands RE,Ginn KA,Sinclair PJ

更新日期：2010-08-01 00:00:00

abstract：:When studying pathological gait it is important to correctly identify primary gait anomalies originating from damage to the central nervous and musculoskeletal system and separate them from compensatory changes of gait pattern, which is often challenging due to the lack of knowledge related to biomechanics of patholog...

journal_title：Journal of applied biomechanics

authors： Olensek A,Matjacic Z,Bajd T

更新日期：2005-11-01 00:00:00

abstract：:Maintenance of healthy bone mineral density (BMD) is important for preventing fractures in older adults. Strains experienced by bone in vivo stimulate remodeling processes, which can increase or decrease BMD. However, there has been little study of age differences in bone strains. This study examined the relative cont...

journal_title：Journal of applied biomechanics

authors： Anderson DE,Madigan ML

更新日期：2013-10-01 00:00:00

abstract：:The purpose of this study was to explore movement variability of throwing arm and ball release parameters during the water polo shot and to compare variability between successful (hit) and unsuccessful (miss) outcomes. Seven injury free, subelite, females completed 10 trials of the 5 m water polo penalty shot. Intrain...

journal_title：Journal of applied biomechanics

authors： Taylor PG,Landeo R,Coogan J

更新日期：2014-06-01 00:00:00

abstract：:The purpose of this investigation was to assess the effects of stance width and foot rotation angle on three-dimensional knee joint moments during bodyweight squat performance. Twenty-eight participants performed 8 repetitions in 4 conditions differing in stance or foot rotation positions. Knee joint moment waveforms ...

journal_title：Journal of applied biomechanics

authors： Almosnino S,Kingston D,Graham RB

更新日期：2013-02-01 00:00:00

abstract：:One potential ACL injury situation is due to contact with another person or object during the flight phase, thereby causing the person to land improperly. Conversely, athletes often have flight-phase collisions but do land safely. Therefore, to better understand ACL injury causation and methods by which people typical...

journal_title：Journal of applied biomechanics

authors： Yom JP,Simpson KJ,Arnett SW,Brown CN

更新日期：2014-10-01 00:00:00

abstract：:The objective of this study was to investigate the validity of power measurement techniques utilizing various kinematic and kinetic devices during the jump squat (JS), squat (S) and power clean (PC). Ten Division I male athletes were assessed for power output across various intensities: 0, 12, 27, 42, 56, 71, and 85% ...

journal_title：Journal of applied biomechanics

authors： Cormie P,McBride JM,McCaulley GO

更新日期：2007-05-01 00:00:00

abstract：:The use of foot orthoses has been evaluated during a variety of functional activities. Twelve college-aged active females wore two types of foot orthoses and performed a vertical jump to determine the biomechanical effect of the orthoses on lower extremity transverse plane movement during landing. Data collection incl...

journal_title：Journal of applied biomechanics

authors： Jenkins WL,Williams DS,Durland A,Adams B,O'Brien K

更新日期：2009-11-01 00:00:00

abstract：:The purpose of this study was to evaluate whether agonist muscle fatigue changed the coactivation time and the co-contraction magnitude of the agonist and antagonist muscle, and if the agonist muscle fatigue produced bias (constant error: CE) and inconsistency (variable error: VE) of the force. Subjects are 10 healthy...

journal_title：Journal of applied biomechanics

authors： Huang YM,Chang YJ,Hsu MJ,Chen CL,Fang CY,Wong AM

更新日期：2009-11-01 00:00:00

abstract：:This study aimed to determine whether subject-specific individual muscle models for the ankle plantar flexors could be obtained from single joint isometric and isovelocity maximum torque measurements in combination with a model of plantar flexion. Maximum plantar flexion torque measurements were taken on one subject a...

journal_title：Journal of applied biomechanics

authors： Conceição F,King MA,Yeadon MR,Lewis MG,Forrester SE

更新日期：2012-12-01 00:00:00

abstract：:Two optimization techniques, static optimization (SO) and computed muscle control (CMC), are often used in OpenSim to estimate the muscle activations and forces responsible for movement. Although differences between SO and CMC muscle function have been reported, the accuracy of each technique and the combined effect o...

journal_title：Journal of applied biomechanics

authors： Roelker SA,Caruthers EJ,Hall RK,Pelz NC,Chaudhari AMW,Siston RA

更新日期：2020-07-14 00:00:00

abstract：:Between-limb deficits in vertical ground reaction force (vGRF) production continue to remain years after anterior cruciate ligament rehabilitation, resulting in altered dynamic stability. However, the challenge is in identifying ways to assess this between-limb stability. This study implemented second-order autoregres...

journal_title：Journal of applied biomechanics

authors： Morgan KD

更新日期：2019-10-18 00:00:00

abstract：:Elbow varus torque is a primary factor in the risk of elbow injury during pitching. To examine the effects of shoulder abduction and lateral trunk tilt angles on elbow varus torque, we conducted simulation and regression analyses on 33 college baseball pitchers. Motion data were used for computer simulations in which ...

journal_title：Journal of applied biomechanics

authors： Matsuo T,Fleisig GS

更新日期：2006-05-01 00:00:00

abstract：:The purpose of this study was to investigate age-related differences in muscle power during a surrogate task of trip recovery. Participants included 10 healthy young men (19-23 years old) and 10 healthy older men (65-83). The task involved releasing participants from a forward-leaning posture. After release, participa...

journal_title：Journal of applied biomechanics

authors： Madigan ML

更新日期：2006-08-01 00:00:00

abstract：:Use of a shank shell has been shown to estimate tibial transverse rotations better than skin-mounted markers. However, the day-to-day reliability of the transverse tibial rotations using an individually molded shank shell has not been previously investigated. This study examined the between-tests and trials reliabilit...

journal_title：Journal of applied biomechanics

authors： Levinger P,Gilleard W,Coleman C

更新日期：2005-05-01 00:00:00

abstract：:Altered scapular movement in subacromial pain syndrome has been demonstrated using discrete data reduction approach. However, this approach does not consider the data collinearity and variability, and scapular translations are poorly investigated in symptomatic individuals. The purpose of this study was to investigate...

journal_title：Journal of applied biomechanics

authors： Rossi DM,Resende RA,Hotta GH,da Fonseca ST,de Oliveira AS

更新日期：2020-02-25 00:00:00

abstract：:Researchers conduct gait analyses utilizing both overground and treadmill modes of running. Previous studies comparing these modes analyzed discrete variables. Recently, techniques involving quantitative pattern analysis have assessed kinematic curve similarity in gait. Therefore, the purpose of this study was to comp...

journal_title：Journal of applied biomechanics

authors： Fellin RE,Manal K,Davis IS

更新日期：2010-11-01 00:00:00

abstract：:This study aimed to examine the effects of knee position on the reliability and production of peak force (PF) and rate of force development (RFD) characteristics during an isometric squat. Fourteen resistance-trained females performed isometric squats at 90, 120, and 150° knee angles (corresponding to parallel, half, ...

journal_title：Journal of applied biomechanics

authors： Palmer TB,Pineda JG,Durham RM

更新日期：2018-04-01 00:00:00

abstract：:The purpose of this study was to determine whether a lateral wedge insole reduces the external knee adduction moment during slope walking. Twenty young, healthy subjects participated in this study. Subjects walked up and down a slope using 2 different insoles: a control flat insole and a 7° lateral wedge insole. A thr...

journal_title：Journal of applied biomechanics

authors： Uto Y,Maeda T,Kiyama R,Kawada M,Tokunaga K,Ohwatashi A,Fukudome K,Ohshige T,Yoshimoto Y,Yone K

更新日期：2015-12-01 00:00:00

abstract：:Anterior cruciate ligament (ACL) injury is one of the most common knee injuries among adolescent athletes. Majority of the ACL injuries occur due to pivoting, sudden deceleration, and direction change without contact with any player. Preventive interventions can reduce risks of the ACL injury, thus developing a clinic...

journal_title：Journal of applied biomechanics

authors： Eltoukhy M,Kuenze C,Oh J,Apanovitch E,Butler L,Signorile JF

更新日期：2019-02-01 00:00:00

abstract：:We have developed a 2-D analytical biomechanical model for monoarticular open kinetic-chain exercises with lever selectorized equipment, and different relative placement between the joint center of rotation (J) and the center of rotation (C) of the resistance input lever ("off-center" exercises). All the relevant geom...

journal_title：Journal of applied biomechanics

authors： Biscarini A

更新日期：2010-02-01 00:00:00

abstract：:This study aimed to investigate the effects of varying midsole hardness on center of pressure (COP) and perceived stability during basketball-specific tasks, as well as the correlation between COP and perception measurements. A total of 20 male basketball players performed 45° cutting and layup while wearing basketbal...

journal_title：Journal of applied biomechanics

authors： Leong HF,Lam WK,Ng WX,Kong PW

更新日期：2018-08-01 00:00:00

abstract：:This study aimed to compare the between-session reliability of the load-velocity relationship between (1) linear versus polynomial regression models, (2) concentric-only versus eccentric-concentric bench press variants, as well as (3) the within-participants versus the between-participants variability of the velocity ...

journal_title：Journal of applied biomechanics

authors： Pestaña-Melero FL,Haff GG,Rojas FJ,Pérez-Castilla A,García-Ramos A

更新日期：2018-06-01 00:00:00

abstract：:The measurement of active drag in swimming is a biomechanical challenge. This research compared two systems: (i) measuring active drag (MAD) and (ii) assisted towing method (ATM). Nine intermediate-level swimmers (19.7 ± 4.4 years) completed front crawl trials with both systems during one session. The mean (95% confid...

journal_title：Journal of applied biomechanics

authors： Formosa DP,Toussaint HM,Mason BR,Burkett B

更新日期：2012-12-01 00:00:00

abstract：:In animal models, hundreds of repetitions of upper extremity (UE) task practice promote neural adaptation and functional gain. Recently, we demonstrated improved UE function following a similar intervention for people after stroke. In this secondary analysis, computerized measures of UE task performance were used to i...

journal_title：Journal of applied biomechanics

authors： DeJong SL,Birkenmeier RL,Lang CE

更新日期：2012-07-01 00:00:00

abstract：:Girls' lacrosse participation and head injury rates have increased within the past decade. In response, optional headgear was implemented following the recently developed ASTM International (ASTM) lacrosse headgear performance standards. It remains unknown how lacrosse headgear responds to blunt impacts after use. Our...

journal_title：Journal of applied biomechanics

authors： Kelshaw PM,Gould TE,Jesunathadas M,Cortes N,Caswell A,Edwards ED,Caswell SV

更新日期：2019-08-01 00:00:00