{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,21]],"date-time":"2026-09-21T16:33:22Z","timestamp":1790008402072,"version":"4.0.1"},"reference-count":37,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2016,11,17]],"date-time":"2016-11-17T00:00:00Z","timestamp":1479340800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Magnetic Resonance in Med"],"published-print":{"date-parts":[[2017,10]]},"abstract":"<jats:sec><jats:title>Purpose<\/jats:title><jats:p>Increased signal\u2010to\u2010noise ratio and blood oxygenation level\u2010dependent sensitivity at 7 Tesla (T) have the potential to enable high\u2010resolution imaging of the human cervical spinal cord and brainstem. We propose a new two\u2010panel radiofrequency coil design for these regions to fully exploit the advantages of ultra\u2010high field.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A two\u2010panel array, containing four transmit\/receive and 18 receive\u2010only elements fully encircling the head and neck, was constructed following simulations demonstrating the \n<jats:inline-graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"graphic\/mrm26538-math-0501.png\" xlink:title=\"urn:x-wiley:07403194:media:mrm26538:mrm26538-math-0501\"\/> and specific absorption rate (SAR) benefits of two\u2010panel over one\u2010panel arrays. This array was compared with a previously reported posterior\u2010only array and tested for safety using a phantom. Its anatomical, functional, and diffusion MRI performance was demonstrated in vivo.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The two\u2010panel array produced more uniform \n<jats:inline-graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"graphic\/mrm26538-math-0502.png\" xlink:title=\"urn:x-wiley:07403194:media:mrm26538:mrm26538-math-0502\"\/> across the brainstem and cervical spinal cord without compromising SAR, and achieved 70% greater receive sensitivity than the posterior\u2010only array. The two\u2010panel design enabled acceleration of R\u2009=\u20092\u2009\u00d7\u20092 in two dimensions or R\u2009=\u20093 in a single dimension. High quality in vivo anatomical, functional, and diffusion images of the human cervical spinal cord and brainstem were acquired.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>We have designed and constructed a wrap\u2010around coil array with excellent performance for cervical spinal cord and brainstem MRI at 7T, which enables simultaneous human cervical spinal cord and brainstem functional MRI. 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