Bernd Grimm
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View article: Validity of a wireless instrumented insole (WalkinSense system) for measuring gait metrics
Validity of a wireless instrumented insole (WalkinSense system) for measuring gait metrics Open
Purpose Gait analysis has become a valuable tool in assessing abnormal gait patterns and quantifying improvements resulting from interventions, particularly in the rehabilitation of orthopaedic patients. Wearables can measure gait metrics …
View article: Towards a comprehensive digital wearable tracking system of the patient recovery journey after extremity trauma: a narrative review
Towards a comprehensive digital wearable tracking system of the patient recovery journey after extremity trauma: a narrative review Open
Enabling our patients to recover back to their pre-injury state or beyond is at the core of every treatment in orthopedic trauma surgery. Current methods of assessing functional recovery after extremity trauma largely focus on individual s…
View article: Digital twin systems for musculoskeletal applications: A current concepts review
Digital twin systems for musculoskeletal applications: A current concepts review Open
Digital twin (DT) systems, which involve creating virtual replicas of physical objects or systems, have the potential to transform healthcare by offering personalised and predictive models that grant deeper insight into a patient's conditi…
View article: Wearable Sensors in Other Medical Domains with Application Potential for Orthopedic Trauma Surgery—A Narrative Review
Wearable Sensors in Other Medical Domains with Application Potential for Orthopedic Trauma Surgery—A Narrative Review Open
The use of wearable technology is steadily increasing. In orthopedic trauma surgery, where the musculoskeletal system is directly affected, focus has been directed towards assessing aspects of physical functioning, activity behavior, and m…
View article: Selecting the best compositions of a wheelchair basketball team: a data-driven approach
Selecting the best compositions of a wheelchair basketball team: a data-driven approach Open
Wheelchair basketball, regulated by the International Wheelchair Basketball Federation, is a sport designed for individuals with physical disabilities. This paper presents a data-driven tool that effectively determines optimal team line-up…
View article: 1st EFORT European Consensus “Medical & Scientific Research Requirements for the Clinical Introduction of Artificial Joint Arthroplasty Devices”: Background, Delphi Methodology & Consensus process
1st EFORT European Consensus “Medical & Scientific Research Requirements for the Clinical Introduction of Artificial Joint Arthroplasty Devices”: Background, Delphi Methodology & Consensus process Open
The objectives of the 1st EFORT European Consensus on ‘Medical and Scientific Research Requirements for the Clinical Introduction of Artificial Joint Arthroplasty Devices’ were foremost to focus on patient safety by establishing performanc…
View article: Best practice in digital orthopaedics
Best practice in digital orthopaedics Open
Digitization in orthopaedics and traumatology is an enormously fast-evolving field with numerous players and stakeholders. It will be of utmost importance that the different groups of technologists, users, patients, and actors in the healt…
View article: “Bring Your Own Device”—A New Approach to Wearable Outcome Assessment in Trauma
“Bring Your Own Device”—A New Approach to Wearable Outcome Assessment in Trauma Open
Background and Objectives: Outcome data from wearable devices are increasingly used in both research and clinics. Traditionally, a dedicated device is chosen for a given study or clinical application to collect outcome data as soon as the …
View article: Continuous Shoulder Activity Tracking after Open Reduction and Internal Fixation of Proximal Humerus Fractures
Continuous Shoulder Activity Tracking after Open Reduction and Internal Fixation of Proximal Humerus Fractures Open
Postoperative shoulder activity after proximal humerus fracture treatment could influence the outcomes of osteosynthesis and may depend on the rehabilitation protocol. This multi-centric prospective study aimed at evaluating the feasibilit…
View article: Disability and physical activity in people with chronic disease receiving physiotherapy. A prospective cohort study
Disability and physical activity in people with chronic disease receiving physiotherapy. A prospective cohort study Open
Chronic disease affects patients' disability and participation in activities of daily living. Longitudinal information on disability and physical activity is generally scarce in patients with chronic disease. The current study aimed to inv…
View article: Use of Wearable Technology to Measure Activity in Orthopaedic Trauma Patients: A Systematic Review
Use of Wearable Technology to Measure Activity in Orthopaedic Trauma Patients: A Systematic Review Open
View article: Wearable technology in orthopedic trauma surgery – An AO trauma survey and review of current and future applications
Wearable technology in orthopedic trauma surgery – An AO trauma survey and review of current and future applications Open
The use of wearable sensors to track activity is increasing. Therefore, a survey among AO Trauma members was conducted to provide an overview of their current utilization and determine future needs and directions. A cross sectional expert …
View article: Prosthetic hip-associated cobalt toxicity: a systematic review of case series and case reports
Prosthetic hip-associated cobalt toxicity: a systematic review of case series and case reports Open
Prosthetic hip-associated cobalt toxicity (PHACT) is caused by elevated blood cobalt concentrations after hip arthroplasty. The aim of this study is to determine which symptoms are reported most frequently and in what type of bearing. We a…
View article: Only limited correlations between patient-reported outcomes and objectively monitored physical activity 10-years after THA
Only limited correlations between patient-reported outcomes and objectively monitored physical activity 10-years after THA Open
In orthopaedics, patient reported outcomes (PROMs) are designed to quantify changes in pain and to assess physical function, most often after joint arthroplasty. However, PROMs have some disadvantages, most important is their subjective na…
View article: EntropyHub: An open-source toolkit for entropic time series analysis
EntropyHub: An open-source toolkit for entropic time series analysis Open
An increasing number of studies across many research fields from biomedical engineering to finance are employing measures of entropy to quantify the regularity, variability or randomness of time series and image data. Entropy, as it relate…
View article: Finding NEEMO: towards organizing smart digital solutions in orthopaedic trauma surgery
Finding NEEMO: towards organizing smart digital solutions in orthopaedic trauma surgery Open
There are many digital solutions which assist the orthopaedic trauma surgeon. This already broad field is rapidly expanding, making a complete overview of the existing solutions difficult. The AO Foundation has established a task force to …
View article: Patients with hip resurfacing arthroplasty are not physically more active than those with a stemmed total hip
Patients with hip resurfacing arthroplasty are not physically more active than those with a stemmed total hip Open
Background and purpose - Hip resurfacing arthroplasty (HRA) was designed for the highly active patient because of the various theoretical advantages compared with stemmed total hip arthroplasty (THA), but has shown high failure rates. Phys…
View article: Quality, but not quantity of physical activity is associated with metal ion concentrations in unilateral hip resurfacing
Quality, but not quantity of physical activity is associated with metal ion concentrations in unilateral hip resurfacing Open
Little is known about the influence of physical activity (PA) on metal ion concentrations in subjects with metal‐on‐metal hip arthroplasty. Implant wear is thought to be a function of use and thus of patient activity levels. It is hypothes…
View article: Self-reported systemic complaints in patients with metal-on-metal hip arthroplasty
Self-reported systemic complaints in patients with metal-on-metal hip arthroplasty Open
View article: Daily activity and functional performance in people with chronic disease: A cross-sectional study
Daily activity and functional performance in people with chronic disease: A cross-sectional study Open
The aim of this study was to describe the physical activity profiles, in patients with stroke, Parkinson’s disease, multiple sclerosis and rheumatoid arthritis and to investigate the association between physical activity and functional per…
View article: The association of leg length and offset reconstruction after total hip arthroplasty with clinical outcomes
The association of leg length and offset reconstruction after total hip arthroplasty with clinical outcomes Open
View article: Method to collect ground truth data for walking speed in real-world environments: description and validation
Method to collect ground truth data for walking speed in real-world environments: description and validation Open
Background. Physical activity (PA) is increasingly being recognized as a major factor related to the development or prevention of many diseases, as an intervention to cure or delay disease and for patient assessment in diagnostics, as a cl…
View article: Method to collect ground truth data for walking speed in real-world environments: description and validation
Method to collect ground truth data for walking speed in real-world environments: description and validation Open
Background. Physical activity (PA) is increasingly being recognized as a major factor related to the development or prevention of many diseases, as an intervention to cure or delay disease and for patient assessment in diagnostics, as a cl…
View article: Replication Data for: Method to collect ground truth data for walking speed in real-world environments.
Replication Data for: Method to collect ground truth data for walking speed in real-world environments. Open
Raw acceleration data collected from a novel method to collect ground truth data for walking speed in real-world environment and the programme code in R to derive wheel speed from the acceleration data. Supplement to a PeerJ manuscript sub…
View article: Assessing Gait in Parkinson’s Disease Using Wearable Motion Sensors: A Systematic Review
Assessing Gait in Parkinson’s Disease Using Wearable Motion Sensors: A Systematic Review Open
Parkinson’s disease (PD) is a progressive neurodegenerative disorder. Gait impairments are common among people with PD. Wearable sensor systems can be used for gait analysis by providing spatio-temporal parameters useful to investigate the…
View article: peerj-reviewing-35209-v0.pdf
peerj-reviewing-35209-v0.pdf Open
Manuscript as submitted to PeerJ, under review, pre-print
View article: Table 3, Speed validation.tab
Table 3, Speed validation.tab Open
Numeric data (xls Format) pertaining to Table 3
View article: figure_6.tab
figure_6.tab Open
Raw 3D accelerometer sampled at 100Hz data pertaining to Figure 6
View article: figure_7_bottom.tab
figure_7_bottom.tab Open
Raw 3D accelerometer sampled at 100Hz data pertaining to Figure 7 of PeerJ manuscript, bottom part of figure
View article: Table 1.tab
Table 1.tab Open
Numeric data (xls Format) pertaining to Table 1