Three-dimensional scapular kinematics during the throwing motion.

abstract：:Although the lift force (F(L)) on a spinning baseball has been analyzed in previous studies, no study has analyzed such forces over a wide variety of spins. The purpose of this study was to describe the relationship between F(L) and spin for different types of pitches thrown by collegiate pitchers. Four high-speed vid...

journal_title：Journal of applied biomechanics

authors： Nagami T,Higuchi T,Nakata H,Yanai T,Kanosue K

更新日期：2016-04-01 00:00:00

abstract：:Prolonged sitting has been associated with negative health effects. Walking workstations have become increasingly popular in the workplace. There is a lack of research on the biomechanical effect of walking workstations. This study analyzed whether walking while working alters normal gait patterns. A total of 9 partic...

journal_title：Journal of applied biomechanics

authors： Grindle DM,Baker L,Furr M,Puterio T,Knarr B,Higginson J

更新日期：2018-10-01 00:00:00

abstract：:Less than 50% of athletes pass criteria to return to sports (RTS) 6 months after ACL reconstruction (ACLR). Using data on 38 noncopers, we hypothesized that preoperative age, quadriceps strength index (QI), and knee flexion moments (KFM) during gait would predict the ability to pass/fail RTS criteria and that preopera...

journal_title：Journal of applied biomechanics

authors： Hartigan EH,Zeni J Jr,Di Stasi S,Axe MJ,Snyder-Mackler L

更新日期：2012-08-01 00:00:00

abstract：:The purpose of this study was to indicate the effect of fatigue on the underwater right arm stroke motion during the 100-m front crawl. The arm stroke motions of eight male competitive swimmers were captured three-dimensionally at 60 Hz in the positions of 15 m and 65 m from the start. The hand velocity, the arm angul...

journal_title：Journal of applied biomechanics

authors： Suito H,Ikegami Y,Nunome H,Sano S,Shinkai H,Tsujimoto N

更新日期：2008-11-01 00:00:00

abstract：:Multiple sclerosis (MS) causes severe gait problems in relatively young individuals, yet there have been limited studies to quantitatively identify the specific gait parameters that are affected. The purpose of this study was to define any differences in biomechanical gait parameters between patients with MS and healt...

journal_title：Journal of applied biomechanics

authors： Huisinga JM,Schmid KK,Filipi ML,Stergiou N

更新日期：2013-06-01 00:00:00

abstract：:The purpose of this study was to develop and evaluate an alternative method for determining the position of the anterior superior iliac spine (ASIS) during cycling. The approach used in this study employed an instrumented spatial linkage (ISL) system to determine the position of the ASIS in the parasagittal plane. A t...

journal_title：Journal of applied biomechanics

authors： Martin JC,Elmer SJ,Horscroft RD,Brown NA,Schultz BB

更新日期：2007-08-01 00:00:00

abstract：:The purpose of the present study was to examine the effect of chronic ankle instability (CAI) on lower-extremity joint coordination and stiffness during landing. A total of 21 female participants with CAI and 21 pair-matched healthy controls participated in the study. Lower-extremity joint kinematics were collected us...

journal_title：Journal of applied biomechanics

authors： Li Y,Ko J,Walker MA,Brown CN,Simpson KJ

更新日期：2021-01-15 00:00:00

abstract：:The purposes of this study were to compare selected biomechanical variables before and after a long run, and to assess the relationship between weekly running volume and changes in lower limb biomechanics after the run. Twelve trained habitual rearfoot strike male runners ran overground before and after a treadmill lo...

journal_title：Journal of applied biomechanics

authors： Paquette MR,Melcher DA

更新日期：2017-07-01 00:00:00

abstract：:The aim of this study was to assess the effect of physical exercise on postural stability in sighted participants and individuals who are visually impaired, adjusted for potential modulatory effects of physical activity level and body mass index (BMI). The study included 23 participants who were severely visually impa...

journal_title：Journal of applied biomechanics

authors： Sadowska D,Stemplewski R,Szeklicki R

更新日期：2015-10-01 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：: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：: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：: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：: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：: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：:Recent evidence suggests previously concussed athletes are at greater risk for lower-extremity (LE) injuries than are controls. However, little is known regarding the influence of sports-related concussion (SRC) on landing biomechanics that may provide a mechanistic rationale for LE injury risk. The purpose of this in...

journal_title：Journal of applied biomechanics

authors： Avedesian JM,Covassin T,Dufek JS

更新日期：2020-07-31 00:00:00

abstract：:Motion of the femur and pelvis during hip flexion has been examined previously, but principally in the sagittal plane and during nonfunctional activities. In this study we examined femoral elevation in the sagittal plane and pelvic rotation in the sagittal and frontal planes while subjects flexed their hips to ascend ...

journal_title：Journal of applied biomechanics

authors： Bohannon RW,Smutnick J

更新日期：2010-08-01 00:00:00

abstract：:Virtual reality (VR) paradigms have proved to be a valid method to challenge and perturb balance. There is little consensus in the literature on the best protocol design to perturb balance and induce postural sway. Current VR interventions still lack a well-defined standardized metric to generate a virtual environment...

journal_title：Journal of applied biomechanics

authors： Sandri Heidner G,Rider PM,Mizelle JC,O'Connell CM,Murray NP,Domire ZJ

更新日期：2020-05-11 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 goal of this pilot study was to characterize the effects of gait training on the capacity of muscles to produce body accelerations and relate these changes to mobility improvements seen in children with cerebral palsy (CP). Five children (14 years ± 3 y; GMFCS I-II) with spastic diplegic CP participated in a 6-wee...

journal_title：Journal of applied biomechanics

authors： Hegarty AK,Kurz MJ,Stuberg W,Silverman AK

更新日期：2016-10-01 00:00:00

abstract：:Glide efficiency, the ability of a body to minimize deceleration over the glide, can change with variations in the body's size and shape. The purpose of this study was to investigate the relationships between glide efficiency and the size and shape characteristics of swimmers. Eight male and eight female swimmers perf...

journal_title：Journal of applied biomechanics

authors： Naemi R,Psycharakis SG,McCabe C,Connaboy C,Sanders RH

更新日期：2012-08-01 00:00:00

abstract：:In running, foot contact patterns (rear-, mid-, or forefoot contact) influence impact intensity and initial ankle and foot kinematics. The aim of the study was to compare impact intensity and its spatial distribution under the foot between different foot contact patterns. Forty-nine subjects ran at 3.2 m·s-1 over a le...

journal_title：Journal of applied biomechanics

authors： Breine B,Malcolm P,Segers V,Gerlo J,Derie R,Pataky T,Frederick EC,De Clercq D

更新日期：2017-12-01 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：:The purpose of the present work was to study swimmers' efficiency during the underwater phase of the grab start. Eight high-level swimmers participated in this study. They performed two types of start: a regular grab start (with underwater leg propulsion after the glide) and a grab start with no underwater movement (s...

journal_title：Journal of applied biomechanics

authors： Elipot M,Dietrich G,Hellard P,Houel N

更新日期：2010-11-01 00:00:00

abstract：:Weak hip muscle strength and excessive hip motion during running have been suggested as potential risk factors for developing patellofemoral pain syndrome (PFPS) in females, but not males. There is conflicting evidence on the relationship between hip strength and hip kinematics, which may be partly due to sex differen...

journal_title：Journal of applied biomechanics

authors： Hannigan JJ,Osternig LR,Chou LS

更新日期：2018-02-01 00:00:00

abstract：:The purpose of the study was to investigate the foot posture, ankle muscle strength, range of motion (ROM), and plantar sensation differences among normal weight, overweight, and obese individuals. One hundred and twenty-three individuals (42 normal weight, 40 overweight, and 41 obese) aged between 18 and 50 years par...

journal_title：Journal of applied biomechanics

authors： Unver B,Selici K,Akbas E,Erdem EU

更新日期：2020-12-26 00:00:00

abstract：:This study examined lower extremity joint moments during walk and turn with different turn angles and pivot feet. Seven young adults (age 21+/-1.3 yrs) were asked to walk at a self-selected speed (1.35+/-0.15 m/s) and to turn to the right using right (spin turn) and left (step turn) pivot feet at turn angles of 0 degr...

journal_title：Journal of applied biomechanics

authors： Xu D,Chow JW,Wang YT

更新日期：2006-02-01 00:00:00

abstract：:As the modern workplace is dominated by submaximal repetitive tasks, knowledge of the effect of task location is important to ensure workers are unexposed to potentially injurious demands imposed by repetitive work in awkward or sustained postures. The purpose of this investigation was to develop a three-dimensional s...

journal_title：Journal of applied biomechanics

authors： McDonald AC,Brenneman EC,Cudlip AC,Dickerson CR

更新日期：2014-02-01 00:00:00

abstract：:The aim of this systematic review was to evaluate the impact of bilaterally symmetrical backpack systems borne on the posterior trunk on walking biomechanics, as backpacks represent the most prevalent method of load carriage in the military and civilian population. A search of electronic databases was performed for st...

journal_title：Journal of applied biomechanics

authors： Liew B,Morris S,Netto K

更新日期：2016-12-01 00:00:00

abstract：:The goal of this research was to analyze the effects of fatigue on the shock waves generated by foot strike. Twenty-two subjects were instrumented with an externally attached, lightweight accelerometer placed over the tibial tuberosity. The subjects ran on a treadmill for 30 min at a speed near their anaerobic thresho...

journal_title：Journal of applied biomechanics

authors： Verbitsky O,Mizrahi J,Voloshin A,Treiger J,Isakov E

更新日期：1998-08-01 00:00:00