A Prosthesis With Sensory Capability – Todd Kuiken On Future Robotic Arm

Prosthesis development has taken big strides recently. Research has shown that targeted reinnervation enhance the capabilities of prosthetic arms  to allow the amputee to “feel” temperature, texture, etc.

Todd Kuiken is the doctor/engineer behind the concept.

Here is a video where he talks about future of the prosthetic arm

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Quite an interesting presentation with demo

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Robots To Help Elderly and Disabled People Dress – A Breakthrough By NAIST

There is a robot that is there to help elderly and disabled people dress. The world’s first robot system has been created by the Nara Institute of Science and Technology (NAIST) in Japan

Robot To Help Eldelry and Disables

The Robot Is Claimed To Adapt To Individual in Minutes,

The system comes from the collaboration of Barrett Technology‘s robotic WAM arms and NAIST‘s advanced computer intelligence. The robot will potentially help older people or those disabled with maintaining a level of personal independence. [Read more...]

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FDA Approves Adaptive Neurostimulation Device – Medtronic AdaptiveStim with RestoreSensor

US FDA has approved a novel neurostimulation device with motion sensor technology for the treatment of chronic back and/or leg pain.

The device is called AdaptiveStim With RestoreSensor and built by Medtronic. It uses an implantable pacemaker-like device to interrupt pain signals, transforming them into a tingling sensation instead of pain.

The manufacturer says in a press release [Read more...]

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Orthopedicans Reluctant To Provide Health Care To Children With Fracture

A new research California has suggested that orthopedic surgeons are less likely to accept children with fracture for treatment than a decade ago.

The study has been published online on Oct 13 in Journal of Pediatrics was conducted by Sabatini and colleagues.

For study, 50 randomly selected orthopedic practices were contacted twice with an identical scenario to request an appointment for a fictitious child with an arm fracture. Once it was told that the child had private insurance and once with Medicaid,the government-run health insurance program.

Access to appointments on the basis of insurance was compared with rates 10 years earlier. [Read more...]

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Platelet Rich Plasma Augumentation Does Not Hasten Healing Of Small and Medium Rotator Cuff Tears

A new study  published in does not support the use of platelet rich plasma augmentation for arthroscopic rotator cuff repair. This randomized controlled trial conducted by Roberto Castricinia and colleagues, and has been published online in American Journal of Sports Medicine.

Growth factor augmentation has been proposed to boost the healing the rotator cuff after its reinsertion on the humerus and researchers wanted to assess the efficacy and safety of growth factor augmentation during rotator cuff repair. [Read more...]

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Alendronate Does Not Reduce Fractures in Pediatric Osteogenesis Imperfecta

Oral bisphosphonate alendronate does noot reduce the incidence of fractures in children with osteogenesis imperfecta. This has been suggested by findings findings published November 24th online in The Journal of Clinical Endocrinology & Metabolism.

With an objective  to study the efficacy and safety of daily oral alendronate  in children with osteogenesis imperfecta, Dr Ward et al conducted a multicenter, double-blind, randomized, placebo-controlled study.

The study included 139 children between  4–19 years of age having  with type I, III, or IV osteogenesis imperfecta. [Read more...]

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Zoledronic Acid Increases Survival In Addition To Prevention Of Skeletal Events In Multiple Myeloma

A study by Prof Gareth J Morgan et al reports that  first line treatment with zoledronic acid not only prevents skeletal events but also has antimyeloma effects. The study has been published in Lancet, December issue.

Zoledronic acid is a drug  that belongs to bisphosphonates group. Bisphosphonates have been used to reduce the risk of skeletal events in patients with malignant bone disease. The present study was a randomized controlled trial between zoledroninc acid and colodronic acid, another bisphosphonate.

In the study, patients of age 18 years or older with newly diagnosed multiple myeloma were enrolled from 120 centres in the UK. Computer-generated randomisation sequence was used to allocate patients equally, via an automated telephone service, to receive 4 mg zoledronic acid as an infusion every 3–4 weeks or 1600 mg oral clodronic acid daily. [Read more...]

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Smoking Causes Greater Risk For Rheumatoid Arthrits

Cigarette smoking is linked to a greater risk for rheumatoid arthritis  in African Americans, according to the results of a study reported in the December issue of Arthritis & Rheumatism.

The study cohort consisted of 605 African American patients with rheumatoid arthritis and 255 healthy control participants to evaluate the associations of cigarette smoking with rheumatoid arthritis in African Americans and to examine the effect of the HLA-DRB1 shared epitope  on this association

An epitope, also known as antigenic determinant, is the part of an antigen that is recognized by the immune system, specifically by antibodies, B cells, or T cells

Participants were evaluated  to determine associations of smoking with RA and additive and multiplicative shared epitope  smoking interactions. [Read more...]

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Nutrient Rich Diet May Reduce Risk Of Low Trauma Fracture

A diet containing dense quantities of nutrients [High in vegetables, fruit and whole grains] may reduce the risk for low-trauma fracture, especially in older women. This has been suggested by the  results of a retrospective cohort study reported online November 10 in the American Journal of Clinical Nutrition.

The study composed of randomly selected, population-based cohort enrolled in the Canadian Multicentre Osteoporosis Study, the investigators aimed to determine the association between dietary patterns and incident fracture and to evaluate whether body mass index (BMI), BMD, or falls affected this relationship.

In second year of the study (1997-1999), they used self-administered food frequency questionnaires to evaluate dietary patterns.

The main study endpoint was low-trauma fracture occurring before the 10th annual follow-up in 2005 to 2007.

Two dietary patterns were observed

  • Nutrient dense, which emphasized intake of fruit, vegetables, and whole grains
  • Energy dense, which had higher intake of soft drinks, potato chips, French fries, meats, and desserts.

Nutrient Dense Pattern was associated with lower rate of fractures occuring as a result of low trauma. These associations were independent of BMI, BMD, falls, and demographic factors.

No associations with fracture were identified for the energy-dense pattern.

Limitations of this study acknowledged by the study authors include

  • Lack of assessment of possible intermediate factors such as weight or BMD change
  • Limited scope and specified portion size of the food frequency questionnaire
  • Underrepresentation of ethnic minorities
  • Possible residual confounding.

The Canadian Multicentre Osteoporosis Study was funded by the Canadian Institutes of Health Research, Merck-Frosst Canada Ltd, Eli Lilly Canada Inc, Novartis Pharmaceuticals Inc, The Alliance for Better Bone Health, Sanofi-Aventis, Procter & Gamble Pharmaceuticals Canada Inc, The Dairy Farmers of Canada, and The Arthritis Society.

Am J Clin Nutr. Published online November 10, 2010.

Note:

It is time to drop that cola and throw those chips. Healthy eating habits can be cutivated and go long way in protecting our body from the sickness. The new study in fact emphasizes the importance of fruits, vegetables and wholegrains.

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Drugs For Rheumatoid Arthritis Less Effective In Obese Patients

A small study has suggested that obese adults with rheumatoid arthritis may be less likely than thinner people to respond to some of the newer medications for the disease.

The study included 89 patients who were put on infiximab and it was found that found obese patients improved less than leaner ones.

The study has been published in online November 8th in Arthritis & Rheumatism,

It is not clear why does this occur but  adipocytokines — inflammation-promoting proteins produced by fat tissue  are thought to play a role.

This may send an alert to the physicians that TNF blockers might be relatively less effective in obese people.

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