Biomechanics

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  Subject Areas on Research

  • A biomechanical comparison of distal clavicle fracture reconstructive techniques. 
  • A biomechanical comparison of initial fixation strength of 3 different methods of anterior cruciate ligament soft tissue graft tibial fixation: resistance to monotonic and cyclic loading. 
  • A biomechanical comparison of suture constructs used for coracoclavicular fixation. 
  • A comment on: the instantaneous center of rotation during human jaw opening and its significance in interpreting the functional meaning of condylar translation (Chen, x., 1998, Am J phys anthropol 106:35-46) 
  • A comparative assessment of alignment angle of the knee by radiographic and physical examination methods. 
  • A comparison of physical characteristics and swing mechanics between golfers with and without a history of low back pain. 
  • A device to study the effects of stretch gradients on cell behavior. 
  • A kinematic and anthropometric study of the upper cervical spine and the occipital condyles. 
  • A literature review of studies evaluating gluteus maximus and gluteus medius activation during rehabilitation exercises. 
  • A model of cortical window healing in the rabbit. 
  • A modern human humerus from the early aurignacian of Vogelherdhöhle (Stetten, Germany). 
  • A new model predicting locomotor cost from limb length via force production. 
  • A partial pelvis of Australopithecus sediba. 
  • A survey on the importance of lumbar coupling biomechanics in physiotherapy practice. 
  • Achilles tendon healing: a correlation between functional and mechanical performance in the rat. 
  • Acoustic radiation force impulse imaging of the mechanical properties of arteries: in vivo and ex vivo results. 
  • Alterations in the mechanical behavior of the human lumbar nucleus pulposus with degeneration and aging. 
  • Analysis of tensile strength of tendon anastomosis. 
  • Anatomy and pathomechanics of shoulder instability. 
  • Antibiotic-loaded cement in total hip replacement: current indications, efficacy, and complications. 
  • Applied biomechanics in articular injuries: perspectives in the basic investigation of articular injuries and clinical application. 
  • Assessment of the importance of glenohumeral peripheral mechanics by practicing physiotherapists. 
  • Augmentation of posterior wall acetabular fracture fixation using calcium-phosphate cement: a biomechanical analysis. 
  • Australopithecus sediba hand demonstrates mosaic evolution of locomotor and manipulative abilities. 
  • Awareness affects the response of human subjects exposed to a single whiplash-like perturbation. 
  • Base plate mechanics of the barnacle Balanus amphitrite (=Amphibalanus amphitrite). 
  • Bioelectrorheological model of the cell. 5. Electrodestruction of cellular membrane in alternating electric field. 
  • Biological basis of bone formation, remodeling, and repair-part III: biomechanical forces. 
  • Biomechanical analysis of silicon microelectrode-induced strain in the brain. 
  • Biomechanical analysis of the pectoralis major tendon and comparison of techniques for tendo-osseous repair. 
  • Biomechanical comparison of figure-of-8 versus cylindrical tibial inlay constructs for arthroscopic posterior cruciate ligament reconstruction. 
  • Biomechanical comparison of screws and plates for hallux valgus opening-wedge and Ludloff osteotomies. 
  • Biomechanical comparison of transosseous and capsular repair of peripheral triangular fibrocartilage tears. 
  • Biomechanical consequences of PCL deficiency in the knee under simulated muscle loads--an in vitro experimental study. 
  • Biomechanics of distance running: a longitudinal study. 
  • Biomechanics of running indicates endothermy in bipedal dinosaurs. 
  • Biomechanics of turtle shells: how whole shells fail in compression. 
  • Biomechanics: deadly strike mechanism of a mantis shrimp. 
  • Blast and ballistic trajectories in combat casualties: a preliminary analysis using a cartesian positioning system with MDCT. 
  • Blast injury research: modeling injury effects of landmines, bullets, and bombs. 
  • Blood flow and oxygen uptake increase with total power during five different knee-extension contraction rates. 
  • Body dimensions of Japanese and American gymnasts. 
  • Brief communication: Forelimb compliance in arboreal and terrestrial opossums. 
  • Cell mechanics: dissecting the physical responses of cells to force. 
  • Cementation of a polyethylene liner into a metal shell. 
  • Characterization of a consistent radiographic finding in chronic anterior cruciate ligament deficiency: the posteromedial osteophyte. 
  • Collagen gene expression and mechanical properties of intervertebral disc cell-alginate cultures. 
  • Colonic irritation in the rat sensitizes urinary bladder afferents to mechanical and chemical stimuli: an afferent origin of pelvic organ cross-sensitization. 
  • Comparative functional analysis of skull morphology of tree-gouging primates. 
  • Comparative functional morphology of the primate peroneal process. 
  • Comparison of distal humerus fracture fixation: a biomechanical study. 
  • Comparison of native porcine skin and a dermal substitute using tensiometry and digital image speckle correlation. 
  • Comparison of the ACL and ACL graft forces before and after ACL reconstruction: an in-vitro robotic investigation. 
  • Computation and physiology of sensory-motor processing in eye movements. 
  • Control and function of arm swing in human walking and running. 
  • Control of embryonic lung branching morphogenesis by the Rho activator, cytotoxic necrotizing factor 1. 
  • Corneal biomechanical properties and retinal vascular caliber in children. 
  • Coupling behavior of the cervical spine: a systematic review of the literature. 
  • Coupling behavior of the thoracic spine: a systematic review of the literature. 
  • Cruciate ligament force during the wall squat and the one-leg squat. 
  • Cyclic loading alters biomechanical properties and secretion of PGE2 and NO from tendon explants. 
  • Design features of current total ankle replacements: implants and instrumentation. 
  • Designing a biomechanics investigation: choosing the right model. 
  • Detecting solvent-driven transitions of poly(A) to double-stranded conformations by atomic force microscopy. 
  • Determinants of corneal biomechanical properties in an adult Chinese population. 
  • Development of an experimental system for the study of urethral biomechanical function. 
  • Diet and dental topography in pitheciine seed predators. 
  • Differences in plantar loading between flat and normal feet during different athletic tasks. 
  • Differential regulation of myometrial prostaglandin production by changes in length. 
  • Digital flexor sheath: repair and reconstruction of the annular pulleys and membranous sheath. 
  • Dimensionality of measures for severe unilateral ankle arthritis. 
  • Disabling back injuries in nursing personnel. 
  • Distal radioulnar joint instability in distal radius fractures: the role of sigmoid notch and triangular fibrocartilage complex revisited. 
  • Effect of pigmentation on the mechanical and polymerization characteristics of bone cement. 
  • Effects of ankle taping on the motion and loading pattern of the foot for walking subjects. 
  • Effects of concurrent use of an ankle support with a laterally wedged insole for medial knee osteoarthritis. 
  • Effects of immobilization on Achilles tendon healing in a rat model. 
  • Effects of wearing foot orthosis with medial arch support on the fifth metatarsal loading and ankle inversion angle in selected basketball tasks. 
  • Elastic energy storage in the mantis shrimp's fast predatory strike. 
  • Elevated levels of beta-catenin and fibronectin in three-dimensional collagen cultures of Dupuytren's disease cells are regulated by tension in vitro. 
  • Enhancing mechanical properties of tissue-engineered constructs via lysyl oxidase crosslinking activity. 
  • Equilibrium sampling for biomolecules under mechanical tension. 
  • Evaluation of suture techniques for mitral valve replacement. 
  • Evolutionary implications of the unusual walking mechanics of the common marmoset (C. jacchus). 
  • Experimental analysis of temporomandibular joint reaction force in macaques. 
  • Extreme impact and cavitation forces of a biological hammer: strike forces of the peacock mantis shrimp Odontodactylus scyllarus. 
  • Failure of viral shells. 
  • Feasibility of vitrification as a storage method for tissue-engineered blood vessels. 
  • Finite element modeling predictions of region-specific cell-matrix mechanics in the meniscus. 
  • Flexion and extension structural properties and strengths for male cervical spine segments. 
  • Flexor tendon tissue engineering: bioreactor cyclic strain increases construct strength. 
  • Flow and high affinity binding affect the elastic modulus of the nucleus, cell body and the stress fibers of endothelial cells. 
  • Force plate for measuring the ground reaction forces in small animal locomotion. 
  • Fracture failure mechanisms in patients with osteogenesis imperfecta. 
  • Frictional contact mechanics methods for soft materials: application to tracking breast cancers. 
  • From articular fracture to posttraumatic arthritis: a black box that needs to be opened. 
  • Function of posterior cruciate ligament bundles during in vivo knee flexion. 
  • Functional and evolutionary significance of the recruitment and firing patterns of the jaw adductors during chewing in Verreaux's sifaka (Propithecus verreauxi). 
  • Gait analysis of patients with resurfacing hip arthroplasty compared with hip osteoarthritis and standard total hip arthroplasty. 
  • Gait initiation in community-dwelling adults with Parkinson disease: comparison with older and younger adults without the disease. 
  • Gait symmetry: a comparison of hip resurfacing and jumbo head total hip arthroplasty patients. 
  • Grasping primate origins. 
  • Hand and body position during locomotor behavior in the aye-aye (Daubentonia madagascariensis). 
  • Hand and foot pressures in the aye-aye (Daubentonia madagascariensis) reveal novel biomechanical trade-offs required for walking on gracile digits. 
  • Head and shoulder posture affect scapular mechanics and muscle activity in overhead tasks. 
  • Heart size-independent analysis of myocardial function in murine pressure overload hypertrophy. 
  • Heel contact as a function of substrate type and speed in primates. 
  • High-resolution probing of cellular force transmission. 
  • Hyperconcavity of the lumbar vertebral endplates in the elite football lineman. 
  • Immediate effects of a knee brace with a constraint to knee extension on knee kinematics and ground reaction forces in a stop-jump task. 
  • Impact of psychosocial factors, pain, and functional limitations on throwing athletes who return to sport following elbow injuries: a case series. 
  • Improved assessment of lumbar vertebral body strength using supine lateral dual-energy x-ray absorptiometry. 
  • In situ ATR-FTIR characterization of primary cement interfaces of the barnacle Balanus amphitrite. 
  • In situ forces of the anterior and posterior cruciate ligaments in high knee flexion: an in vitro investigation. 
  • In vitro comparison of fragmentation efficiency of flexible pneumatic lithotripsy using 2 flexible ureteroscopes. 
  • In vivo assessment of an absorbable and nonabsorbable knotless barbed suture for laparoscopic single-layer enterotomy closure: a clinical and biomechanical comparison against nonbarbed suture. 
  • In vivo elongation of the anterior cruciate ligament and posterior cruciate ligament during knee flexion. 
  • In vivo kinematics of the ACL during weight-bearing knee flexion. 
  • In vivo tibiofemoral contact analysis using 3D MRI-based knee models. 
  • Influence of curvature dynamics on pulsatile coronary artery flow in a realistic bifurcation model. 
  • Integrative biomechanics: a paradigm for clinical applications of fundamental mechanics. 
  • Interaction of signals influencing renin release. 
  • Intrinsic cardiac muscle function, calcium handling and beta -adrenergic responsiveness is impaired in rats with growth hormone deficiency. 
  • Isolated acute hip adductor brevis strain. 
  • Jaw-muscle electromyography during chewing in Belanger's treeshrews (Tupaia belangeri). 
  • Jones fracture fixation: a biomechanical comparison of partially threaded screws versus tapered variable pitch screws. 
  • Kindling model of epilepsy. 
  • Kinematics of the knee at high flexion angles: an in vitro investigation. 
  • Knee-loading modality drives molecular transport in mouse femur. 
  • Lateral mass versus hybrid construct for cervical laminectomy and fusion. 
  • Lift and drag performance of odontocete cetacean flippers. 
  • Linkage mechanics and power amplification of the mantis shrimp's strike. 
  • Load tolerance of tibial plateau depressions reinforced with a cluster of K-wires. 
  • Locomotor anatomy and biomechanics of the Dmanisi hominins. 
  • Locomotor mechanics of the slender loris (Loris tardigradus). 
  • Longitudinal variation in muscle protein expression and contraction kinetics of largemouth bass axial muscle. 
  • Lower extremity biomechanics during the landing of a stop-jump task. 
  • MCL injuries of the knee: current concepts review. 
  • Management of medial-sided knee injuries, part 2: posteromedial corner. 
  • Mechanical and biochemical changes in the superficial zone of articular cartilage in canine experimental osteoarthritis. 
  • Mechanical defenses in leaves eaten by Costa Rican howling monkeys (Alouatta palliata). 
  • Mechanical property studies of human gallstones. 
  • Mechanical unfolding intermediates in titin modules. 
  • Mechanics considerations for microporous titanium as an orthopedic implant material. 
  • Mechanisms of basilar skull fracture. 
  • Mechanisms of hyperoxic injury to the pulmonary microcirculation. 
  • Metacarpal head biomechanics: a comparative backscattered electron image analysis of trabecular bone mineral density in Pan troglodytes, Pongo pygmaeus, and Homo sapiens. 
  • Modularity and scaling in fast movements: power amplification in mantis shrimp. 
  • Morphology and mechanics of tongue movement in the African pig-nosed frog Hemisus marmoratum: a muscular hydrostatic model. 
  • Multifunctionality and mechanical origins: ballistic jaw propulsion in trap-jaw ants. 
  • Muscle strain injuries: clinical and basic aspects. 
  • Nanomechanical fingerprints of UV damage to DNA. 
  • Navicular stress fractures. 
  • Neuralgic amyotrophy (Parsonage-Turner syndrome). 
  • Neuromuscular and biomechanical adaptations of patients with isolated deficiency of the posterior cruciate ligament. 
  • New technique for studying reaction forces during primate behaviors on vertical substrates. 
  • New ways to measure intraocular pressure. 
  • New wrinkles in cytokinesis. 
  • Nonequilibrium mechanics of active cytoskeletal networks. 
  • Optimizing a linear algorithm for real-time robotic control using chronic cortical ensemble recordings in monkeys. 
  • Origins of primate locomotion: gait mechanics of the woolly opossum. 
  • Osteoarthritic changes in the biphasic mechanical properties of the chondrocyte pericellular matrix in articular cartilage. 
  • Passive biaxial mechanical properties of the rat bladder wall after spinal cord injury. 
  • Pathophysiologic alterations in shoulder injury. 
  • Patterns of glenohumeral motion loss in patients with chronic rotator cuff tendinopathy and subacromial impingement. 
  • Pendular motion in the brachiation of captive Lagothrix and Ateles. 
  • Phase II jaw movements and masseter muscle activity during chewing in Papio anubis. 
  • Phylogeny, scaling, and the generation of extreme forces in trap-jaw ants. 
  • Plantar loading comparisons between women with a history of second metatarsal stress fractures and normal controls. 
  • Plantar pressure distribution after tibiotalar arthrodesis. 
  • Plastic deformation in pediatric fractures: mechanism and treatment. 
  • Positional effects of the knee and ankle on the ends of acute Achilles tendon ruptures. 
  • Posterior-stabilized versus posterior cruciate ligament-retaining total knee arthroplasty. 
  • Predicting the energy cost of terrestrial locomotion: a test of the LiMb model in humans and quadrupeds. 
  • Prenatal exposure to ethanol decreases the sensitivity of the adult rat hippocampus to N-methyl-D-aspartate. 
  • Proximal junctional kyphosis and proximal junctional failure. 
  • Quadriceps tendon rupture: a biomechanical comparison of transosseous equivalent double-row suture anchor versus transosseous tunnel repair. 
  • Quantifying cellular traction forces in three dimensions. 
  • Rapid healing of femoral defects in rats with low dose sustained BMP2 expression from PEGDA hydrogel microspheres. 
  • Reaction path potential for complex systems derived from combined ab initio quantum mechanical and molecular mechanical calculations. 
  • Regulation of beta-adrenergic receptors by steroid hormones. 
  • Repeatability of lower extremity kinetics and kinematics for standardized and self-selected running speeds. 
  • Replacement of intervertebral discs in chimpanzees by silicone-dacron implants: a preliminary report. 
  • Retention of adaptive control over varying intervals: prevention of slip- induced backward balance loss during gait. 
  • Ritualized fighting and biological armor: the impact mechanics of the mantis shrimp's telson. 
  • Role of biomechanics and muscle activation strategy in the production of endpoint force patterns in the cat hindlimb. 
  • Role of the prehensile tail during ateline locomotion: experimental and osteological evidence. 
  • Sensing heart stress. 
  • Shaken baby syndrome: a flawed biomechanical analysis. 
  • Shortcuts in arthroscopic knot tying: do they affect knot and loop security? 
  • Solid and liquid behavior of red cell membrane. 
  • Stair ascending and descending in hip resurfacing and large head total hip arthroplasty patients. 
  • Strike mechanics of an ambush predator: the spearing mantis shrimp. 
  • Symphyseal fusion and jaw-adductor muscle force: an EMG study. 
  • Synthesis, characterization, and cyclic stress-influenced degradation of a poly(ethylene glycol)-based poly(beta-amino ester). 
  • Technical note: out-of-plane angular correction based on a trigonometric function for use in two-dimensional kinematic studies. 
  • Temporalis function in anthropoids and strepsirrhines: an EMG study. 
  • Tensile failure properties of the perinatal, neonatal, and pediatric cadaveric cervical spine. 
  • Tensile mechanical properties of the perinatal and pediatric PMHS osteoligamentous cervical spine. 
  • Test-retest reliability and descriptive statistics of geometric measurements based on plantar pressure measurements in a healthy population during gait. 
  • The 6 degrees of freedom kinematics of the knee after anterior cruciate ligament deficiency: an in vivo imaging analysis. 
  • The Laetoli footprints and early hominin locomotor kinematics. 
  • The acoustic mechanics of stick slip friction in the California spiny lobster (Panulirus interruptus). 
  • The constructal-law physics of why swimmers must spread their fingers and toes. 
  • The coupled motion of the femur and patella during in vivo weightbearing knee flexion. 
  • The development of posttraumatic arthritis after articular fracture. 
  • The effect of anterior cruciate ligament deficiency on the in vivo elongation of the medial and lateral collateral ligaments. 
  • The effect of footwear on preoperative gait mechanics in a group of total ankle replacement patients. 
  • The effect of indomethacin on Achilles tendon healing in rabbits. 
  • The effect of posterior knee capsulotomy on posterior tibial translation during posterior cruciate ligament tibial inlay reconstruction. 
  • The effect of tibiofemoral joint kinematics on patellofemoral contact pressures under simulated muscle loads. 
  • The effect of total hip arthroplasty surgical approach on postoperative gait mechanics. 
  • The effects of feedback with and without strength training on lower extremity biomechanics. 
  • The effects of the Ilizarov distraction technique on bone and muscle in a canine model: a preliminary report. 
  • The energetic cost of climbing in primates. 
  • The feeding biomechanics and dietary ecology of Australopithecus africanus. 
  • The foot and ankle of Australopithecus sediba. 
  • The functional adaptations of primate molar teeth. 
  • The gaits of primates: center of mass mechanics in walking, cantering and galloping ring-tailed lemurs, Lemur catta. 
  • The human cervical spine in tension: effects of frame and fixation compliance on structural responses. 
  • The human gluteus maximus and its role in running. 
  • The impact of standing regional cervical sagittal alignment on outcomes in posterior cervical fusion surgery. 
  • The impact response of motorcycle helmets at different impact severities 
  • The in vivo kinematics of the anteromedial and posterolateral bundles of the anterior cruciate ligament during weightbearing knee flexion. 
  • The influence of reduced friction on head injury metrics in helmeted head impacts. 
  • The influence of seatback characteristics on cervical injury risk in severe rear impacts. 
  • The kindling model of epilepsy: a critical review. 
  • The lower limb and mechanics of walking in Australopithecus sediba. 
  • The mechanical and morphological properties of 6 year-old cranial bone. 
  • The relationship between biomechanical variables and driving performance during the golf swing. 
  • The repeatability of scapular rotations across three planes of humeral elevation. 
  • The restoration of elbow flexion with intercostal nerve transfers. 
  • The role of the cytoskeleton in the viscoelastic properties of human articular chondrocytes. 
  • The role of upper torso and pelvis rotation in driving performance during the golf swing. 
  • The spectrum of MR imaging in athletic pubalgia. 
  • The study of wall deformation and flow distribution with transmural pressure by three-dimensional model of thoracic aorta wall. 
  • The tubercles on humpback whales' flippers: application of bio-inspired technology. 
  • The upper limb of Australopithecus sediba. 
  • The vertebral column of Australopithecus sediba. 
  • Theoretical study of the effect of ball properties on impact force in soccer heading. 
  • Three-dimensional ankle kinematics and kinetics during running in women. 
  • Three-dimensional arm movements at constant equi-affine speed. 
  • Three-dimensional, automated, real-time video system for tracking limb motion in brain-machine interface studies. 
  • Titanium with aligned, elongated pores for orthopedic tissue engineering applications. 
  • Total ankle replacement: why, when and how? 
  • Towards a naturalistic brain-machine interface: hybrid torque and position control allows generalization to novel dynamics. 
  • Trabecular bone in the bird knee responds with high sensitivity to changes in load orientation. 
  • Understanding hind limb weight support in chimpanzees with implications for the evolution of primate locomotion. 
  • Understanding the adaptive value of diagonal-sequence gaits in primates: a comment on Shapiro and Raichlen, 2005. 
  • Unifying constructal theory for scale effects in running, swimming and flying. 
  • Use of concordance correlation coefficient in objective and subjective assessment of limb function. 
  • Use of the CABS methodology to assess biomechanical stress in commercial crab fishermen. 
  • Validation of a video-based motion analysis technique in 3-D dynamic scapular kinematic measurements. 
  • Validation of two-dimensional kinematic analysis of walk and sit-to-stand motions in dogs. 
  • Viscoelastic properties of chondrocytes from normal and osteoarthritic human cartilage. 
  • Viscoelastic response of a model endothelial glycocalyx. 
  • Volar collapse after dorsal plating of comminuted distal radius fractures. 
  • Waddling and toddling: the biomechanical effects of an immature gait. 
  • Would revision arthroplasty be facilitated by extracorporeal shock wave lithotripsy? An evaluation including whole bone strength in dogs. 
  • [Finite Element Analysis (FEA) for the structure capacity of proximal femur during falling--(II). The effects of falling configuration and load locations on the structural capacity of the proximal femur]. 
  • [Finite element analysis (FEA) for the structure capacity of proximal femur during falling--(I) FEA model and the failure criteria for the bone]. 
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  Keywords of People

  • Heckelman, Lauren, Student, Biomedical Engineering
  • Reynaga, Crystal, Postdoctoral Associate, Biology