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Abstract #1223

Twstr: A Resonant, Matched MRI Coil without any Discrete Components

Julian Adolfo Maravilla1, Ana Claudia Arias1, and Michael Lustig1
1EECS, University of California, Berkeley, Berkeley, CA, United States

Synopsis

Keywords: RF Arrays & Systems, RF Arrays & Systems, Implantable Coils, Flexible Coils

Motivation: Component-less MRI coils have the potential to increase the strength and flexibility of array elements making them suitable for implantables, multi-modal imaging, and body conformal applications.

Goal(s): As a result, this work strives to demonstrate a resonant, matched MRI coil without the use of discrete components.

Approach: A Twstr coil is composed of a single Twisted-Pair wire manipulated by twisting and cutting such that the coil presents a match at its resonant frequency.

Results: Twstr coils have a high quality factor, similar SNR performance in a Rx-Only configuration, and outstanding TRx capabilities when compared to a standard loop coil.

Impact: Twstr coils are component-less, flexible MRI coils made from a single piece of Twisted-Pair wire. Such coils eliminate the need for discrete components on a coil providing a viable solution for implantable and multi-modal imaging coils without compromising performance.

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