Method and apparatus for multi-dimensional parallel MR imaging
First Claim
Patent Images
1. An RF coil assembly comprising:
- a first set of RF coils configured to acquire accelerated MR data in a first direction and a second direction, wherein the first direction is orthogonal to the second direction;
a second set of RF coils configured to acquire accelerated MR data in a third direction that is orthogonal to the first and second directions; and
a single unitary former configured to support thereon the first set of RF coils and the second sets of RF coils.
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Abstract
The present invention is directed to a method and apparatus of multi-directional acceleration for parallel imaging. An RF coil assembly is constructed to have a plurality of RF coils arranged in axial and tangential direction for image data acquisition with acceleration in at least two dimensions.
46 Citations
19 Claims
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1. An RF coil assembly comprising:
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a first set of RF coils configured to acquire accelerated MR data in a first direction and a second direction, wherein the first direction is orthogonal to the second direction; a second set of RF coils configured to acquire accelerated MR data in a third direction that is orthogonal to the first and second directions; and a single unitary former configured to support thereon the first set of RF coils and the second sets of RF coils. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An MR imaging apparatus comprising:
a plurality of gradient coils positioned about a bore of a magnet to impress a polarizing magnetic field and an RF transceiver system and an RF switch controlled by a pulse module to transmit RF signals to an RF coil assembly configured to acquire MR images, the RF coil comprising; a former having a wall defining an interior volume configured to receive an object to be imaged therein; and a set of RF coils attached to the wall of the former circumferentially around the interior volume and configured to acquire accelerated MR imaging data of the object along each of three orthogonal axes. - View Dependent Claims (11, 12, 13, 14)
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15. A method of parallel imaging comprising the steps of:
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defining an imaging volume; acquiring MR data by sampling the imaging volume with simultaneous acceleration with a phased coil array configured to acquire accelerated MR imaging data of an object along each of three orthogonal axes and attached to a single unitary former; and reconstructing an image from the MR data. - View Dependent Claims (16, 17, 18, 19)
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Specification