Manufacturing Industry

Carbon-fiber composite needle replaces stainless steel for MRI.(MPMD)(magnetic resonance imaging)(Brief article)

Advanced Materials & Processes, April, 2007

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A process to manufacture puncture needle made of carbon-fiber-reinforced plastic has reportedly been developed by Fraunhofer-Gesellschaft, Germany. Up to eight thousand individual carbon fibers are treated in a miniaturized pultrusion process: The fibers are soaked in a thermosetting plastic, which is then heated until it sets.

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At the same time, high pressure is applied to press the fibers together and into the correct shape. Both processes must take place simultaneously without hindering each other. To incorporate a working channel into the needles, the engineers place hollow glass ...

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Manufacturing Industry

Carbon-fiber composite needle replaces stainless steel for MRI.(MPMD)(magnetic resonance imaging)(Brief article)

Advanced Materials & Processes, April, 2007

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