Tuesday, October 14, 2014

Medical Electronics: Challenges for Designers

Hospitals are built to save lives. But are the equipments efficient enough to save lives with minimal loses or close to zero fatality? Making medical equipments perform to its optimum potential poses various challenges for the designers.

Founded in 1994, Astrodyne is a global developer and manufacturer of power conversion solutions that protect and enhance peoples’ lives, with a focus on advanced Medical, Military, Aerospace, and Industrial applications worldwide. Our products are found in some of the most demanding situations – from life-saving heart assist devices, to missile systems, to ruggedized satellite communication systems, to sensitive test and analytical systems. Our headquarters are in Mansfield, MA.

Astrodyne specializes in AC/DC power supplies, AC/DC adapters, DC/DC Converters, Hi Reliability Power Converters, LED Drivers, Linear Transformers, Medical Power Supplies, COTS Power Supplies, Ultra Low Leakage Power Supplies, Medical Isolation Transformers. 



The constant monitoring of patients from the time they step into a hospital, the desire to reduce healthcare spending around the world, an aging population that requires increased levels of supervision and medical intervention, the capacity to deal with baby boomers — these are the most important factors that are driving the medical electronics industry today. Recently, we conducted a forum among industry experts from a variety of manufacturers to discuss issues and challenges the medical electronic industry faces.

Electronic Products: I’d like to focus on miniaturization, which I believe is the most significant trend that is influencing the design of medical devices that would be everywhere from imaging all the way through patient monitoring, through smart drug delivery systems to implantable electronics. What challenges and issues do designers face today and what is your perspective on how these issues can affect the design and part selection process?

 
Peter Resca (Director of Engineering, Astrodyne): I think from the power supply side certainly on the portability and on battery operated, untethered as mentioned, we certainly see low power consumption as being an important driver there. On the other side, and at times it’s the battery charging side. What we see from customers is one of two things:

One, they either take the power external and incorporate an external adapter. We’ve seen more of that in the medical arena. Or on the internal side, what we’ve seen is a lot of — and this sort of echoes what Todd said about systems engineering — getting involved with the customers earlier so that the power supply can provide the EMC support and meet the EMC regulations which maybe in the past have been carried by an external filter or an additional filter and also the isolation barrier which in the past maybe was carried by an external transformer, further reducing the overall footprint.


To learn more about Medical Electronics, click on the link below:
http://www.eeweb.com/company-blog/astrodyne/medical-electronics-challenges-for-designers

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