Quadriceps News and Research

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Aging associated with decreased muscle quality regardless of physical activity, shows study

Elite runners do not experience the muscle weakening associated with aging as non-athletes do. A new study published in American Journal of Physiology—Cell Physiology examines if their superb fitness is because their muscles have not aged.

23 Dec 2015

New study compares outcomes from two postoperative pain control methods in knee replacement patients

A new study published today in The Journal of the American Osteopathic Association compared outcomes from two types of postoperative pain control methods in a group of patients who had both of their knees replaced.

1 Dec 2015

Endurance training affects how the brain and muscles communicate with each other

Using endurance training or strength and resistance training not only prepares an athlete for different types of sports, they can also change the way the brain and muscles communicate with each other.

21 Sep 2015

Researchers create method to watch activity of motor neurons in real time

When you're taking a walk around the block, your body is mostly on autopilot--you don't have to consciously think about alternating which leg you step with or which muscles it takes to lift a foot and put it back down. That's thanks to a set of cells in your spinal cord that help translate messages between your brain and your motor neurons, which control muscles.

3 Sep 2015

CyMedica Orthopedics secures CE Mark for QB1 Muscle Activation System

CyMedica Orthopedics, Inc. today announced that it has received a CE (Conformité Européenne) Mark for its QB1 Muscle Activation System. The product received its FDA 510(k) clearance in April 2015, and has since enjoyed a tremendous reception from orthopedic surgeons and knee patients across the United States.

11 Aug 2015

CyMedica Orthopedics closes $11.5 million Series A financing

CyMedica Orthopedics, Inc. announced today that it has closed an extension to its Series A financing. The Series A financing was led by investors Research Corporation Technologies, Inc., a Tucson-based venture capital firm, and California Technology Ventures, LLC, a Pasadena-based venture capital fund. The financing also included participation from existing investor Aphelion Capital (Mill Valley, CA) and the founding group of investors.

16 Jun 2015

Study shows autophagic defects are linked to sarcopenia

Sarcopenia is the aging-related loss of skeletal muscle mass and strength. Preventing sarcopenia is important for maintaining a high quality of life (QOL) in the aged population.

9 Jun 2015

Vitamin E helps build strong muscles

Body builders have it right: vitamin E does help build strong muscles, and scientists appear to have figured out one important way it does it.

19 May 2015

CyMedica QB1 System now commercially available for treatment of quadriceps muscle atrophy

Scottsdale-based CyMedica Orthopedics, Inc. announced the commercial launch of the CyMedica QB1 System for the treatment of quadriceps muscle atrophy at the Arthroscopy Association of North American Arthroscopic Society for Sports Medicine annual meeting in Los Angeles last week.

29 Apr 2015

Peripheral muscles weakened in PAH patients

Patients with pulmonary arterial hypertension have peripheral muscle weakness that is independent of impairments in their respiratory muscles, research shows.

16 Jan 2015

Growth hormone boosts muscle development in Prader-Willi syndrome

Randomised trial findings show a positive effect of growth hormone therapy on muscle thickness in infants with Prader-Willi syndrome.

22 Dec 2014

Extreme environment medicine: an interview with Dr Kevin Fong, University College London

The understanding of how long-duration space flight affects the human body has come on quite considerably in recent years, and in large part, we owe that to programs of research that have taken place aboard the International Space Station and the Mir Space Station.

8 Sep 2014

Low levels of testosterone decline physical function in elderly men

Elderly men with low levels of testosterone or other sex hormones have twice the likelihood of having declining physical function over two years' time compared with their peers who have the highest hormone levels, a new study from Australia finds.

23 Jun 2014

Survivors of critical illness experience significant skeletal muscle weakness

Zudin A. Puthucheary, M.R.C.P., of University College London, England, and colleagues conducted a study to characterize and evaluate the time course and pathophysiology of acute muscle loss in critical illness.

10 Oct 2013

Dunking in tub of ice water post-exercise decreases strength, soreness

Dunking in a tub of ice water after exercise - a surprisingly popular post-workout regimen used by athletes to reduce inflammation and speed recovery - is time consuming and bone-achingly painful. New research from the University of New Hampshire finds that it may not be effective, either.

20 Aug 2013

‘Sensory’ block promise for postop knee pain

Using adductor canal block rather than femoral nerve block for analgesia after knee surgery could minimize muscle weakness and risk for falls, a study in Anesthesiology suggests.

19 Dec 2012

New ultrasound technique can help determine severity of muscle loss in critically ill patients

Researchers have identified a new technique that can help determine the severity of muscle loss in critically ill patients. The breakthrough could lead to new research to help prevent muscle-wasting and new therapeutic interventions to help treat critically ill patients.

3 Sep 2012

Patellar length affects tendon contact after posterior-stabilized TKA

In patients undergoing posterior-stabilized total knee arthroplasty, patellar ligament length has the greatest effect on the extent of tendo-femoral contact, say US researchers who have developed a model to aid clinical decision-making.

3 Aug 2012

Structured exercise programmes benefit lung transplant patients

Lung transplant patients who took part in a three-month structured exercise program when they were discharged from hospital improved their health-related quality of life and reduced their risk of cardiovascular problems.

22 Jun 2012

Women more likely to have different set of sports injuries than men

With the predominance of male athletes featured on television and covered in the media year-round, most Americans are familiar with some of the most common injuries sustained by men in various sports. As the 2012 Summer Games approaches, female athletes will have additional opportunities to be featured, but are their potential injury risks the same as their male counterparts?

15 May 2012