Biomechanics

Human movement science

Should I stop running if my knee hurts?

The most common site for pain in recreational runners is the knee. For some, especially older runners, the pain can be a symptom of osteoarthritis. But does running worsen knee pain and osteoarthritis? goodluz/Shutterstock Ewa M Roos, … READ MORE

Humans have salamander-like ability to regrow cartilage in joints

The process could be harnessed as a treatment for osteoarthritis. “We believe that an understanding of this ‘salamander-like’ regenerative capacity in humans, and the critically missing components of this regulatory circuit, … READ MORE

Pectus carinatum patients report high satisfaction with bracing

In a study of patient experiences and satisfaction with dynamic compression bracing to treat pectus carinatum, researchers found that the bracing was effective in achieving correction in compliant patients and that patients reported … READ MORE

Patient-reported efficacy of the UCSF custom Pectus carinatum orthosis

Chrysta Irolla MS MSPO CPO is a recipient of the 2021 Howard R. Thranhardt Award Irolla will present Treatment Parameters for the UCSF Pectus Carinatum Orthosis: A Pilot Study. More information about the 2021 National Assembly is … READ MORE

UCSF Pectus carinatum orthosis: A pilot study

Originally presented in 1996, in memory of O&P education pioneer Howard R. Thranhardt, the annual Thranhardt Awards have become synonymous with exceptional educational information and the highest caliber research advancing the … READ MORE

SFU researchers working to improve quality of life for seniors in long-term care

The team looked at how to better protect older adults from hip fractures caused by falls. Hip protectors were worn in over 70 per cent of falls, and halved the risk for hip fracture. Injury Prevention and Mobility Laboratory IPML, … READ MORE

Physical activity of older people requires tailored monitoring

The ability to move about may deteriorate when ageing, a phenomenon which needs to be considered when assessing physical activity in older people. A study on active ageing at the University of Jyväskylä examined movement that … READ MORE

Kids’ physical activity before age 5 matters so much because of the developing brain

Both when planning family activities and choosing a child care provider, parents should be mindful of how much physical activity their children are getting. Family Influence. 2020 ParticipACTION Report Card on Physical Activity for … READ MORE

Pectus carinatum: The other deformational molding orthosis

There are two predominant types of congenital chest wall deformities. Pectus excavatum, also described as “cave chest” or “funnel chest,” is the most common with a prevalence of roughly 1 in 400 children. The … READ MORE

Specialized sports chairs and the people who use them

Wheelchair court sports are a blast. And modern sports chairs are built to be faster and more agile than ever, making them even more fun to use and very exciting to watch in action. Arizona athlete Tim Surry uses a Top End Pro … READ MORE

Putting the spring-cam back into stroke patients steps

A research group has developed a new, lightweight and motor-less device that can be easily attached to an ankle support device – otherwise known as an ankle foot orthosis (AFO). The new device will aid stroke patients in their … READ MORE

Suffering from bad knees, some look for alternatives to surgery

The burning in his kneecaps was what Richard Bedard noticed first. Then came the tenderness and pain. Sitting for 10 hours a day as a financial editor in Hong Kong was agonizing. So was walking short distances or just standing in the … READ MORE

AFO breakthrough helps children with Cerebral palsy walk and play

Children with Cerebral Palsy have more energy to play and be physically active for longer, thanks to specially designed orthotics. AFOs for kids with cerebral palsy improve stability. Pinterest photo Staffordshire University 9 June … READ MORE

New wheelchair design: a hand gear for better ergonomics

Using biomedical modelling, researchers at TU Wien have developed a completely new type of wheelchair; specially designed handles make the drive more efficient and ergonomic. The crank levers change length throughout each revolution, … READ MORE

University of Barcelona researchers describe a new anatomic structure in the ankle

This ligament complex would explain chronic pain after an ankle sprain. The superior fascicle of the anterior talofibular ligament (1) is an intra-articular non-isometric structure, that is, it relaxes when the foot is on dorsal … READ MORE

First glimpse of body’s steering wheel joint sparks hope

For the first time, scientists have found a way to reveal the mechanics of the human body’s ‘steering wheel’ – the subtalar joint. Figure 1.5. Illustration of the inversion/eversion and plantar flexion/dorsiflexion movements. … READ MORE

Software recreates complex movements for medical, rehabilitation, and basic research

An open-source movement simulator that has already helped solve problems in medicine, paleontology, and animal locomotion has been expanded and improved, according to a new publication in the open-access journal PLOS Computational … READ MORE

UBC Okanagan research shows strength training is effective

Physical exercise may not be top of mind for older adults during the COVID-19 outbreak. But according to one UBC Okanagan researcher, strength training can be an effective way to stay healthy while at home. Jennifer Jakobi, professor … READ MORE

Keep your bones strong at every age

Falling may be painful, especially if the landing is less than graceful. Even a few steps out the front door can carry with them the risk of falling. After fifty years. Amsterdam, Netherlands 28 September 2016 Wikimedia Commons CC0 … READ MORE

Foot rotation during gait in patients with knee OA

Rotating the foot in or out during gait is associated with significant decreases in frontal plane knee load during early or late stance, respectively, and can be effective for reducing pain and potentially slowing the progression of … READ MORE

New studies refute claims of fall prevention with AFO bracing

In 2011, a new custom ankle foot orthotic (AFO) brace, herein referred to as the Moore Balance Brace, was introduced to the podiatric community. From the outset, the Moore Balance Brace was marketed and promoted to prevent falls in … READ MORE

Strenuous exercise is safe for people at high risk of knee OA

People at high risk for knee osteoarthritis (OA) may be reluctant to participate in strenuous physical activities such as jogging, cycling, singles tennis, and skiing. But a new study from Northwestern Medicine, published in JAMA … READ MORE

Walking slower and pausing for rest may enable older adults to maintain outdoor mobility

When functional ability declines, changing the way of walking by, for instance, walking slower, pausing for rest or using walking aids, can facilitate older adults’ outdoor mobility. These were the findings of a study conducted at … READ MORE

Study dispels myth of exercise damage in the treatment of osteoarthritis of the knee

“The belief that exercise is harmful for cartilage is based on misinformation and the current discord between evidence and persistent beliefs highlights the need for better education.” – Dr Alessio Bricca Knee … READ MORE

Meniscal damage predicts development of accelerated knee osteoarthritis

Study data published in Arthritis Rheumatology suggest that destabilizing meniscal tears, large bone marrow lesions, and cartilage loss may predict the development of accelerated knee osteoarthritis (OA). Emily Pond, Rheumatology … READ MORE

CP patients wear AFOs less than prescribed

An open-access study, published in Rehabilitation Research and Practice, investigated the wear time of commonly used AFOs in children with cerebral palsy (CP). Shoes for Orthotics, AFOs, DAFOs. CHASA support groups The O&P EDGE … READ MORE

AFO effects on gastrocnemius underscore heterogeneity of CP

Variations call for adjustable devices. We can hopefully create devices in the future that adapt, learn, and grow with each individual. – Katherine Steele PhD Cascade DAFO By Greg Gargiulo, Lower Extremity Review November 2016 … READ MORE

Orthotics in Cerebral Palsy – Physiopedia

Surestep birthday party. Physiopedia UK November 6, 2019 An orthosis by definition, is “an externally applied device used to modify the structural and functional characteristics of the neuromuscular and skeletal system.” … READ MORE

Power training helps children with CP meet mobility goals

A power-training program aimed at improving the function of children with cerebral palsy helped them meet mobility goals, a Dutch study reported. Daniel Ferreira is representing Canada at the World Bench Only Powerlifting Competition … READ MORE

The hazard of misunderstanding knee OA

What we understand about our illness has implications for how we go about addressing it. Physical Activity and Population Health BJSM Blog Series. British Journal of Sports Medicine Pauline Norris, Otago Daily Times 18 March 2019 How … READ MORE

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