Lumbar flexion and extension
Reliability of three landmarking methods for dual inclinometry measurements of lumbar flexion and extension
... Despite the mentioned sources of error, this study has shown dual inclinometry to be a reliable tool for meas- uring lumbar flexion and extension. Although validity was not tested, dual inclinometry ...
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New physical examination tests for lumbar spondylolisthesis and instability: low midline sill sign and interspinous gap change during lumbar flexion extension motion
... space above or below that level to compare the changes in gap of the two spaces (Figure 2C). The test is considered positive if the examiner determines that the width of an interspinous space abruptly becomes narrow ...
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Age and gender related neuromuscular changes in trunk flexion-extension
... higher lumbar flexion compared to the older ...of flexion-extension range of motion of the spinal segments ...of lumbar range of motion and the associated stiffness in- duced loss of ...
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Spasm and flexion relaxation phenomenon response to large lifting load during the performance of a trunk flexion extension exercise
... B. Flexion – relaxation response to static lumbar flexion in males and ...I. Flexion relaxation during : implications for torque production by muscle activity and tissue strain at the ...
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Influence of static lumbar flexion on the trunk muscles' response to sudden arm movements
... Viscoelastic Creep Stretching Procedure Subjects warmed up the spine with moderate trunk flex- ion and extension movements prior to the start of the for- ward flexion stretch. Subjects were then placed in a ...
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The effect of repetitive flexion and extension fatigue loading on the young porcine lumbar spine, a feasibility study of MRI and histological analyses
... Pig spine is a well-established experimental model for lumbar pathologies. The material did not display any secondary findings or diseases. The study protocol was chosen to resemble normal every day behavior in ...
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Changes in the flexion relaxation response induced by lumbar muscle fatigue
... the study subjects prior to the experimental trials. The sub- jects stood with their arms by their side and were required to bend forward as far as possible during a 5-s movement period (flexion phase). Then, they ...
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Elbow flexion and extension identification using surface electromyography signals
... The ULMT, is performed using 7 3D VICON cameras and Nexus software. The system has a sampling frequency of 200 Hz. The subjects were equipped with 30 retro-reflective markers, positioned all over the upper limb kinematic ...
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Changes in flexion-relaxation phenomenon and lumbo-pelvic kinematics following lumbar disc replacement surgery
... the flexion-extension task, reflecting the need for add- itional muscular contraction to counteract the increased flexion moment generated by the ...the extension and the FRP phases at ...in ...
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BIOMECHANICS OF BACK EXTENSION TORQUE PRODUCTION ABOUT THE LUMBAR SPINE
... the lumbar disc centres (figure 5 of study V) and that the maximal possible area of the pressurised column is approximately 200 cm 2 (figure ...back extension torque would equal 15 ...in ...
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Change in lumbar lordosis during prone lying knee flexion test in subjects with and without low back pain
... compensatory lumbar extension motion during active PLKF test may be due to instability in lumbar-pelvic region and also, excessive flexibility of movement of the lumbar spine in the direction ...
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Lumbar Flexion Test Fixture User Manual
... The Lumbar Flexion Test Fixture uses mechanical gauges; it does not use a data acquisition system. Test Set-Up Procedure 1. Notice: Insure that the two people performing the set-up are fully checked out on ...
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The Classification of Elbow Extension and Flexion: A feature selection investigation
... All Features Selected Features k-NN 0.857 0.886 CONCLUSION This study presents a classification technique for elbow movements which are extension and flexion. The primary objective is to determine which ...
Review of Surgical Management of Flexion Distraction Injury of the Dorso-lumbar Spine
... axial and sagittal forces, the unprotected pedicle screw will routinely fail in this environment. Oda and Panjabi demonstrated that a combination of distraction and hyperextension maneuvers returned a ...
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Failure Tolerance of the Human Lumbar Spine in Combined. Compression and Flexion Loading
... the lumbar spine can be subjected to axial compression followed by combined compression-flexion ...loading. Lumbar spine failure tolerance in combined compression-flexion has not been widely ...
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Preparation is not everything : on the effects of preparation time in the flexion extension task
... the Flexion- Extension task differs from effector selection tasks in terms of underlying ...the Flexion-Extension task, as well as the Discrete Sequence Production task in which effector ...
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Design of iris mechanism for flexion and extension training in hand rehabilitation
... Rehabilitation therapy is the process to reduce the impairments and disabilities of upper or lower limb that are caused by accidents or stroke. This paper presents the design and development of a new hand rehabilitation ...
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Cervical spine reposition errors after cervical flexion and extension
... For data acquisition subjects were seated in a chair with hips, knees and ankles at 90°. Shoulders, elbows and waists were fixed by straps (Fig. 1). Subjects were instructed to sit in their normal upright head and neck ...
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Inertial sensor based knee flexion/extension angle estimation
... Abstract A new method for estimating knee joint flexion/extension angles from segment acceleration and angular velocity data is described. The approach uses a combination of Kalman filters and biomechanical ...
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Measurement of wrist flexion and extension torques in different forearm positions
... wrist flexion, and the ECRB for the wrist ...wrist flexion in forearm supination ...wrist extension when the forearm pronated ...wrist extension torque was highest in the pronation ...
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