General Electric Company

Ge Precision Healthcare LLC

Leland Stanford Junior University

Fraser John Laing Robb

Victor Taracila

Robert Steven Stormont

Jana Michelle Vincent

Aleksey Zemskov

Louis Jay Vannatta

Taylan Dalveren

Mark Giancola

Ceara Delmore Stack

Yun-Jeong Stickle

Clyve Konrad Rosales Follante

Vijayanand Alagappan

Dan Kenrick Spence

Thomas Grafendorfer

Miguel Angel Navarro, Ii

Emily Rose Long

Peter B Roemer

Brian A Hargreaves

Dashen Chu

Scott Allen Lindsay

Kolman Juhasz

Ramesh Venkatesan

Balint Franko

Bruce L Daniel

Paul David Calderon

Limin Feng

Ravi Jaiswal

Nabeel M Malik

Shuying Huang

David Louis Seamon Anderson

Eduardo De Leon

Andrea Nicole Sajewski

Ghazi Mustafa

Gustavo Andres Chacon Rojas

Robert Clinton Rainey

Ravi Shankar Jaiswal

Youqing Zhang

Victoria Poli Zemskov

Meghan Blanks

Barbara Ann Sammut

Peter Asuzu

Anderson Nnewihe

Luke Charles Smith

Hilary Shuo Qin

An RF receiving coil assembly for an MRI system includes a flexible enclosure. The radio frequency receiving coil assembly also includes a radio frequency coil disposed within the flexible enclosure. The radio frequency coil includes a plurality of flexible coil elements having a bare malleable or stretchable conductor. The plurality of flexible coil elements includes a first set of flexible coil elements and a second set of flexible coil elements. At least one flexible coil element of the first set of flexible coil elements overlaps with at least one flexible coil element of the second set of flexible coil elements without respective bare malleable or stretchable conductors directly contacting each other.

Adaptive image receive coil layered and dual-sided

A radio frequency (RF) multistage receiving coil assembly for a magnetic resonance imaging (MRI) system is provided. The RF multistage receiving coil assembly includes a plurality of RF coils, wherein each RF coil of the plurality of RF coils includes a plurality of flexible loops having a malleable conductor. The RF multistage receiving coil also includes a plurality of flexible enclosures, wherein a respective RF coil of the plurality of RF coils is disposed within a respective flexible enclosure of the plurality of flexible enclosures. The RF multistage receiving coil assembly is configured to be adjusted and disposed about an extremity of a subject to enable functional imaging of the extremity with the MRI system.

Adjustable multistage coil for functional imaging of limb

A current cable trap includes a first body half having a first end and a second end and a second body half having a third end and a fourth end. The first body half and the second body half are configured to be snapped together about a cable to form a toroid body. The current cable trap includes a first wire and a second wire wrapped around the first body half and the second body half, respectively. The current cable trap includes a first printed circuit board and a second printed board disposed within a first receptacle and a second receptacle, respectively, when the first body half and the second body half are snapped together. The first printed circuit board and the second printed circuit board each provide electrical connection points with wire ends of both the first wire and the second wire.

Split toroid configuration for a current cable trap

An MRI system includes an MRI scanner having a bore and a table configured to move a subject to be imaged into and out of the bore. The MRI system includes a flexible RF receiving coil array integrated within the bore and electronically coupled directly to the MRI scanner, wherein the flexible RF receiving coil array remains in the bore regardless of a position of the table, and the flexible RF receiving coil array is located underneath the table when the table is located within the bore. The MRI system includes an automated mechanism configured to automatically move the flexible RF receiving coil array from underneath the table on a first side of the subject, to pull the flexible RF receiving coil array over the subject from the first side to a second side of the subject, and to fasten the flexible RF receiving coil on the second side.

Flexible in bore receiving coil array for a magnetic resonance imaging system

A wireless coil adaptor includes a first plug connector configured to be inserted within a receptacle connector of an MRI system, the receptacle connector being configured for receiving a second plug connector of a wired radio frequency (RF) coil. The wireless coil adaptor also includes a wireless communication module configured to wirelessly communicate with a wireless RF coil.

Wireless coil adaptor for a magnetic resonance imaging system

A preamplifier arrangement for an MRI system includes a preamplifier coupled to a loop of a multi-channel coil array of the MRI system, wherein the preamplifier and the loop are subject to potentially form an unstable system with oscillation at one or more peak frequencies. The preamplifier arrangement also includes an impedance matching network disposed between and coupled to the preamplifier and the loop. The impedance matching network is configured to generate a high blocking impedance. The preamplifier arrangement further includes an input network disposed between and coupled to the preamplifier and the loop. The input network is configured to provide an input to suppress gain at the one or more peak frequencies.

System and method for stabilizing surface coil

An RF receiving coil assembly for a magnetic resonance imaging system includes a flexible enclosure. The RF coil assembly also includes an RF coil enclosed within the flexible enclosure. The RF coil includes a plurality of loops, each loop of the plurality of loops having a same perimeter.

RF receiver coil with equal perimeter loops

Various systems and methods are provided for radio frequency coil assemblies for a magnetic resonance imaging system. In one example, a method comprises: flowing air through a plurality of airflow passages formed in a radio frequency (RF) coil assembly for a magnetic resonance imaging (MRI) system; and receiving magnetic resonance (MR) signals from an RF coil array of the RF coil assembly, wherein the RF coil array comprises a plurality of RF coil elements, each RF coil element having a loop portion which comprises two distributed capacitance wire conductors encapsulated and separated by a dielectric material.

Systems and methods for an abdominal radio frequency coil for MR imaging

Various methods and systems are provided for a flexible, lightweight, and low-cost radio frequency (RF) trap for use in a magnetic resonance imaging (MRI) system. In one example, a radio frequency (RF) trap assembly for use in a magnetic resonance imaging (MRI) system is provided, comprising a twinax wire assembly having a plurality of looped portions, each ones of the plurality of looped portions tangentially in contact with a shielded cable, and at least one support structure for substantially maintaining the shape of the plurality of looped portions, the support structure surrounding a portion of the shielded cable, wherein the twinax wire assembly is tuned to a frequency suitable for increasing the impedance of the shielded cable.

Systems and methods for toroidal twinax cable trap

Various methods and systems are provided for a flexible, lightweight, and lowcost radio frequency (RF) coil of a magnetic resonance imaging (MRI) system. In one example, a RF coil assembly for an MRI system includes a distributed capacitance loop portion comprising at least three distributed capacitance conductor wires encapsulated and separated by a dielectric material, a coupling electronics portion including a preamplifier, and a coil-interfacing cable extending between the coupling electronics portion and an interfacing connector of the RF coil assembly.

Systems for a radio frequency coil for MR imaging

Various systems are provided for neck radio frequency (RF) coil assemblies for a magnetic resonance imaging (MRI) system. In one example, a neck RF coil assembly includes a central RF coil array including a first plurality of RF coils configured to cover a neck of a subject to be imaged, an upper RF coil array including a second plurality of RF coils extending upward from the central RF coil array and configured to cover a lower head region of the subject, and a lower RF coil array including a third plurality of RF coils extending downward from the central RF coil array and configured to cover an upper shoulder region of the subject, wherein each RF coil of the first, second, and third pluralities of RF coils comprises a loop portion comprising two distributed capacitance wire conductors encapsulated and separated by a dielectric material.

Systems and methods for a neck radio frequency coil for MR imaging

Various methods and systems are provided for radio frequency (RF) coils for magnetic resonance imaging (MRI). In one embodiment, a radio frequency coil assembly for a magnetic resonance imaging system includes: a flexible spine; and at least two RF coil sections each coupled to the flexible spine and movable relative to each other, each RF coil section comprising at least one flexible RF coil, each RF coil including a loop portion comprising a coupling electronics portion and at least two parallel, distributed capacitance wire conductors encapsulated and separated by a dielectric material.

Method and systems for a radio frequency coil assembly

Various methods and systems are provided for radio frequency (RF) coils for magnetic resonance imaging (MRI). In one embodiment, an RF coil assembly for an MRI system includes a posterior end including a first set of flexible RF coils; an anterior end including a second set of flexible RF coils; a central section extending between the posterior end and anterior end, wherein the posterior end and the anterior end are bendable to the central section. Each flexible RF coil of the first set and second set of flexible RF coils includes a loop portion comprising a coupling electronics portion and at least two parallel, distributed capacitance wire conductors encapsulated and separated by a dielectric material.

Various methods and systems are provided for a flexible, lightweight, and low-cost radio frequency (RF) coil of a magnetic resonance imaging (MRI) system. In one example, a RF coil assembly for an MRI system includes a distributed capacitance loop portion comprising two parallel conductor wires encapsulated and separated by a dielectric material, the two parallel conductor wires maintained separate by the dielectric material along an entire length of the loop portion between terminating ends thereof, a coupling electronics portion including a pre-amplifier, and a coil-interfacing cable extending between the coupling electronics portion and an interfacing connector of the RF coil assembly.

Various methods and systems are provided for a current trap. In one example, the current trap has a spiral core made of a nonconductive material, a coiled wire having a plurality of turns wound around the spiral core, and one or more tuning capacitors physically attached to the spiral core and electrically connected to the coiled wire to form a resonance circuitry with the coiled wire.

Methods and systems for a floating cable trap

Growing community of inventors

Aurora, OH, United States of America

Fraser John Laing Robb