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Large Scale Population Assessment of Physical Activity Using Wrist Worn Accelerometers: The UK Biobank Study Open
BACKGROUND: Physical activity has not been objectively measured in prospective cohorts with sufficiently large numbers to reliably detect associations with multiple health outcomes. Technological advances now make this possible. We describ…
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A Novel, Open Access Method to Assess Sleep Duration Using a Wrist-Worn Accelerometer Open
Wrist-worn accelerometers are increasingly being used for the assessment of physical activity in population studies, but little is known about their value for sleep assessment. We developed a novel method of assessing sleep duration using …
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Kinesiology of the Musculoskeletal System : Foundations for Rehabilitation Open
Section I: Essential Topics of Kinesiology 1. Getting Started 2. Basic Structure and Function of Human Joints 3. Muscle: The Ultimate Force Generator in the Body 4. Biomechanical Principles Appendix I: Trigonometry Review and Additional Bi…
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Accuracy in Wrist-Worn, Sensor-Based Measurements of Heart Rate and Energy Expenditure in a Diverse Cohort Open
The ability to measure physical activity through wrist-worn devices provides an opportunity for cardiovascular medicine. However, the accuracy of commercial devices is largely unknown. The aim of this work is to assess the accuracy of seve…
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Deep neural network improves fracture detection by clinicians Open
Significance Historically, computer-assisted detection (CAD) in radiology has failed to achieve improvements in diagnostic accuracy, decreasing clinician sensitivity and leading to unnecessary further diagnostic tests. With the advent of d…
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Complex Human Activity Recognition Using Smartphone and Wrist-Worn Motion Sensors Open
The position of on-body motion sensors plays an important role in human activity recognition. Most often, mobile phone sensors at the trouser pocket or an equivalent position are used for this purpose. However, this position is not suitabl…
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Accuracy of Wrist-Worn Heart Rate Monitors Open
Accuracy of Wrist-Worn Heart Rate MonitorsWrist-worn fitness and heart rate (HR) monitors are popular. 1,2 While the accuracy of chest strap, electrode-based HR monitors has been confirmed, 3,4 the accuracy of wrist-worn, optically based H…
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Range of Motion Requirements for Upper-Limb Activities of Daily Living Open
OBJECTIVE. We quantified the range of motion (ROM) required for eight upper-extremity activities of daily living (ADLs) in healthy participants. METHOD. Fifteen right-handed participants completed several bimanual and unilateral basic ADLs…
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Wear Compliance and Activity in Children Wearing Wrist- and Hip-Mounted Accelerometers Open
In children, accelerometer wrist placement promotes superior compliance than the hip. Raw accelerations were significantly higher for GAwrist compared with those for AGhip possibly because of placement location and technical differences be…
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Carpal Tunnel Syndrome: A Review of Literature Open
Carpal tunnel syndrome (CTS) is a common medical condition that remains one of the most frequently reported forms of median nerve compression. CTS occurs when the median nerve is squeezed or compressed as it travels through the wrist. The …
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How accurate are the wrist-based heart rate monitors during walking and running activities? Are they accurate enough? Open
Background Heart rate (HR) monitors are valuable devices for fitness-orientated individuals. There has been a vast influx of optical sensing blood flow monitors claiming to provide accurate HR during physical activities. These monitors are…
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Association of Joint Inflammation With Pain Sensitization in Knee Osteoarthritis: The Multicenter Osteoarthritis Study Open
Objective Pain sensitization is associated with pain severity in knee osteoarthritis (OA), but its cause in humans is not well understood. We examined whether inflammation, assessed as synovitis and effusion on magnetic resonance imaging (…
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Sensors and Functionalities of Non-Invasive Wrist-Wearable Devices: A Review Open
Wearable devices have recently received considerable interest due to their great promise for a plethora of applications. Increased research efforts are oriented towards a non-invasive monitoring of human health as well as activity paramete…
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Scoring ultrasound synovitis in rheumatoid arthritis: a EULAR-OMERACT ultrasound taskforce-Part 2: reliability and application to multiple joints of a standardised consensus-based scoring system Open
Objectives To test the reliability of new ultrasound (US) definitions and quantification of synovial hypertrophy (SH) and power Doppler (PD) signal, separately and in combination, in a range of joints in patients with rheumatoid arthritis …
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Epidemiology, classification, treatment and mortality of distal radius fractures in adults: an observational study of 23,394 fractures from the national Swedish fracture register Open
Background Distal radius fractures are the most common of all fractures. Optimal treatment is still debated. Previous studies report substantial changes in treatment trends in recent decades. Few nation-wide studies on distal radius fractu…
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The Minimum Clinically Important Difference of the Patient-rated Wrist Evaluation Score for Patients With Distal Radius Fractures Open
We recommend using an improvement on the PRWE of more than 11.5 points as the smallest clinically relevant difference when evaluating the effects of treatments and when performing sample-size calculations on studies of distal radius fractu…
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Progressive recruitment of contralesional cortico‐reticulospinal pathways drives motor impairment post stroke Open
Key points Activation of the shoulder abductor muscles in the arm opposite a unilateral brain injury causes involuntary increases in elbow, wrist and finger flexion in the same arm, a phenomenon referred to as the flexion synergy. It has b…
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Accuracy and Acceptability of Wrist-Wearable Activity-Tracking Devices: Systematic Review of the Literature Open
Background Numerous wrist-wearable devices to measure physical activity are currently available, but there is a need to unify the evidence on how they compare in terms of acceptability and accuracy. Objective The aim of this study is to pe…
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Convolutional Neural Networks for Automated Fracture Detection and Localization on Wrist Radiographs Open
The ability of an object detection CNN to detect and localize radius and ulna fractures on wrist radiographs with high sensitivity and specificity was demonstrated.© RSNA, 2019.
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Hip and Wrist Accelerometer Algorithms for Free-Living Behavior Classification Open
Our results demonstrate the superior performance of our PA-type classification algorithm, particularly in comparison with traditional cut points. Although the hip algorithm performed better, additional compliance achieved with wrist device…
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Design of a Lightweight Soft Robotic Arm Using Pneumatic Artificial Muscles and Inflatable Sleeves Open
As robots begin to interact with humans and operate in human environments, safety becomes a major concern. Conventional robots, although reliable and consistent, can cause injury to anyone within its range of motion. Soft robotics, wherein…
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Artificial intelligence detection of distal radius fractures: a comparison between the convolutional neural network and professional assessments Open
Background and purpose — Artificial intelligence has rapidly become a powerful method in image analysis with the use of convolutional neural networks (CNNs). We assessed the ability of a CNN, with a fast object detection algorithm previous…
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Intensity Thresholds on Raw Acceleration Data: Euclidean Norm Minus One (ENMO) and Mean Amplitude Deviation (MAD) Approaches Open
Researchers can utilise these robust monitor-specific hip and wrist ENMO and MAD thresholds, in order to accurately separate sedentary behaviours from common motion-based light-intensity physical activities. However, caution should be take…
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Accuracy of Wrist-Worn Activity Monitors During Common Daily Physical Activities and Types of Structured Exercise: Evaluation Study Open
Two common wrist-worn devices (Fitbit Charge 2 and Garmin vívosmart HR+) show good HR accuracy, with a small negative bias, and reasonable EE estimates during low to moderate-intensity exercise and during a variety of common daily activiti…
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Covid-19: Moderna vaccine is nearly 95% effective, trial involving high risk and elderly people shows Open
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Rewiring the primary somatosensory cortex in carpal tunnel syndrome with acupuncture Open
Carpal tunnel syndrome is the most common entrapment neuropathy, affecting the median nerve at the wrist. Acupuncture is a minimally-invasive and conservative therapeutic option, and while rooted in a complex practice ritual, acupuncture o…
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Number of Days Required to Estimate Habitual Activity Using Wrist-Worn GENEActiv Accelerometer: A Cross-Sectional Study Open
These findings provide knowledge into the behavioural variability in weekly activity patterns of middle-aged adults. Since Sunday differed from all other days in the week this suggests that day of the week cannot be overlooked in the desig…
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Robust simultaneous myoelectric control of multiple degrees of freedom in wrist-hand prostheses by real-time neuromusculoskeletal modeling Open
The development and translation of man-machine interfaces that account for an individual's neuromusculoskeletal system creates unprecedented opportunities to understand how disrupted neuro-mechanical processes can be restored or replaced v…
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Multisensory bionic limb to achieve prosthesis embodiment and reduce distorted phantom limb perceptions Open
International audience
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Heart Rate Tracking using Wrist-Type Photoplethysmographic (PPG) Signals during Physical Exercise with Simultaneous Accelerometry Open
This paper considers the problem of casual heart rate tracking during\nintensive physical exercise using simultaneous 2 channel photoplethysmographic\n(PPG) and 3 dimensional (3D) acceleration signals recorded from wrist. This is\na challe…