E-Newsletter, Excellence In Testing - WESTPAK
 
Sponsored by Westpak Inc.
 
HEADLINES
 
Next-Generation Heart Valve Regenerates into Heart-Like Tissue
 
Package Testing Webinar: ASTM vs. ISTA
 
Laser Printing With Nanoparticles Holds Promise for Medical Research
 
Accelerated Aging Time (AAT) Calculator
 
Process Invented to Make Sustainable Rubber and Plastics
 
Whitepaper: Why Shipping Tests Don't Work
 
UV Light Sensor for Wearable Devices in IoT Era
 
HALT and HASS Testing Service
 
 
SPONSOR MESSAGE
 
Package Testing Webinar: ASTM vs. ISTA
WESTPAK’s ISO 17025-accredited test laboratory presents "ASTM vs. ISTA for Package Testing — Which Is Better?" as a
free webinar with live Q&A on June 14, or later as On-Demand. A comparison between the ISTA 1-3 Series protocol vs. the correlating ASTM standard is made. Includes actual situations where medical device teams were challenged with specifying test protocols for their products.
 
Watch Webinar »
 
 
 
 
Next-Generation Heart Valve Regenerates into Heart-Like Tissue
Wyss Institute developed a nanofiber fabrication technique to manufacture heart valves with regenerative potential. The valve-shaped nanofiber network mimics native valve extracellular matrix (ECM) properties. A rotating nozzle extrudes an ECM solution into nanofibers that wrap themselves around heart valve-shaped mandrels — like a fast cotton candy machine.
 
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    SPONSOR MESSAGE
     
 
Accelerated Aging Time (AAT) Calculator
One of the most called-upon and useful tools in WESTPAK's tool kit is the Accelerated Aging Time Calculator. The formula is based on Arrhenius' equation and employed to determine the Accelerated Aging Time (AAT) for any Accelerated Aging Temperature (AAT). It's a useful tool to perform what-if scenarios on test alternatives at various AATs. WESTPAK has dedicated accelerated aging chambers set at +50°C, +55°C, and +60°C.
 
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Laser Printing With Nanoparticles Holds Promise for Medical Research
Electronic devices that not only can be implanted in the human body but also completely dissolve on their own – known as bioresorbable electronics – are regarded as one of medical technology’s next frontiers. A study suggests that a laser printing technique using nanoparticles could help unlock a more cost-effective approach to building sturdier, safer components.
 
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Whitepaper: Why Shipping Tests Don't Work
"Shipping tests" or "trial shipments" are often used to see if a product or protective package will survive the distribution environment without damage. While one "shipping test" would be statistically insignificant, conducting 30+ shipments as trial might be impractical and costly. WESTPAK's brief paper investigates the reasons and recommends a more feasible approach: conduct testing in a controlled, repeatable, laboratory environment.
 
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Process Invented to Make Sustainable Rubber and Plastics
Synthetic rubber and plastics used for manufacturing tires, toys, and myriad other products are produced from butadiene, a molecule traditionally made from petroleum or natural gas. But those humanmade materials could get a lot greener soon, thanks to scientists who have invented a process to make butadiene from renewable sources.
 
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HALT and HASS Testing Service
Highly Accelerated Life Testing (HALT) and Highly Accelerated Stress Screening (HASS) are valuable reliability techniques. A HALT/HASS machine is a specialized environmental chamber with the ability to combine temperature and random vibration inputs simultaneously which in turn provides relatively fast test results. WESTPAK's chamber has been used in studies to improve product robustness, useful lifespan, and component screening.
 
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UV Light Sensor for Wearable Devices in IoT Era
Measurement of UV light using a smartphone or wearable device could be of great benefit to the healthcare and aesthetic medicine communities in their attempts to prevent sunburns and skin blemishes. To that end, mass production technology for silicon-based UV light sensors, suitable for smartphones and wearable devices in the IoT era, has been developed.
 
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