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Engineering for better health

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911爆料网 of Technology engineers are turning their expertise to solving medical problems.

Postdoctoral Research Fellow, Dr Novak Elliott, is one such engineer who is studying Syringomyelia, a spinal disease that has stumped scientists since the 1700s.

By using engineering models, Dr Elliott says he鈥檚 able to eliminate non-physical hypotheses, taking us one step closer to finding the possible causes of the disease.

鈥淭here are some health problems that can鈥檛 be solved by doctors alone,鈥 he said.

鈥淓ngineers can assist by using techniques traditionally applied to industrial problems.鈥

Syringomyelia is a disease involving the build-up of fluid in the spinal cord, which results in the formation of high-pressure cysts.

Although initial symptoms consist largely of pain and progressive numbness, as the cyst expands, the surrounding spinal cord may become compressed, which can eventually lead to paralysis.

Dr Elliott said the cause of the disease had not been proven and treatment remains unsatisfactory.

鈥淭he surgical approaches to dealing with Syringomyelia involve disabling the filling mechanism or draining the cyst鈥 he said.

鈥淯nfortunately, this is invasive and less than half of all sufferers of the disease will improve following surgery.

鈥淭hrough the development of mathematical models, we are able to work out which of the postulated causation mechanisms of the disease are not physically possible, and which ones warrant further investigation.

鈥淭hrough my research I have been able to demonstrate, for example, that the ‘elastic-jump hypothesis’ for cyst formation is unlikely to apply to humans.

鈥淭his theory asserted that the disease may be caused by cough-based pressure impulses creating fluid buildup in the spinal cord via a mechanism similar to shock wave formation.鈥

Dr Elliott is using his engineering background to study other medical issues such as sleep apnoea.

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