1
Kamal Vij, Eddy B Boskamp: Opposed loop-pair quadrature NMR coil. Medical Advances, Quarles & Brady, December 6, 1994: US05370118 (58 worldwide citation)

A quadrature local coil includes two coil sets placed on opposite sides of the patient, each coil set having a single loop and a split loop so as to be sensitive to quadrature components of a flux field substantially centered between the coil sets. Signals are developed from the loops in a manner to ...


2
Kamal Vij: Open quadrature whole volume imaging NMR surface coil array including three figure-8 shaped surface coils. W L Gore & Associates, Victor M Genco Jr, October 28, 1997: US05682098 (40 worldwide citation)

A whole volume quadrature coil is provided which has one side and two ends thereof open for easy patient access. The coil is comprised entirely of figure eight shaped coils.


3
Kamal Vij: Magnetic resonance imaging coil arrays with separable imaging coil elements. December 24, 2002: US06498489 (28 worldwide citation)

An apparatus for assembling a magnetic resonance imaging (MRI) coil array using separable imaging coil elements and a cable holder for connecting the imaging coil elements to the MRI scanner. Each imaging coil element has a plug shaped connector, which is used for separably connecting to a mating re ...


4
Kamal Vij: NMR local coil for foot imaging. Medical Advances, Quarles & Brady, January 11, 1994: US05277183 (23 worldwide citation)

A radio frequency coil for receiving NMR signals in the imaging of a human foot includes a bird cage structure of longitudinally separated loops joined by longitudinal segments. Some of the segments include transverse portions which define an appendant volume for receiving the toes of the foot when ...


5
Volker Gronauer, Arne Reykowski, Kamal Vij, Peter Friedl, Helmut Seigerschmidt: Electromagnetic body coil with vacuum cushions. Gore Enterprise Holdings, W L Gore & Associates, Allan M Wheatcraft, August 31, 1999: US05945827 (22 worldwide citation)

Electromagnetic body coil for magnetic resonance tomographic measurements, whereby the body coil has a three-dimensional coil shape and is assembled from at least two partial coils which are capable of being brought into a state of detachable plug-in connection with one another by means of an electr ...


6
Kimble L Jenkins, Peter Piferi, Kamal Vij, Daniele Ghidoli, Jesse Flores: MRI-guided devices and MRI-guided interventional systems that can track and generate dynamic visualizations of the devices in near real time. MRI Interventions, Myers Bigel Sibley & Sajovec P A, February 5, 2013: US08369930 (16 worldwide citation)

An MRI-compatible catheter includes an elongated flexible shaft having opposite distal and proximal end portions. A handle is attached to the proximal end portion and includes an actuator in communication with the shaft distal end portion that is configured to articulate the shaft distal end portion ...


7
Kamal Vij: Intrabody MRI stacked flat loop antennas and related systems. MRI Interventions, Myers Bigel Sibley & Sajovec P A, November 27, 2012: US08320990 (14 worldwide citation)

Elongate intrabody MRI-antenna probes include opposing distal and proximal portions. The distal portion includes at least one multi-turn conductor arranged as a stack of substantially flat loops, each with a substantially rectangular elongate shape. A flat loop can reside on each of a plurality of a ...


8
Kimble L Jenkins, Peter Piferi, Kamal Vij: MRI-guided devices and MRI-guided interventional systems that can track and generate dynamic visualizations of the devices in near real time. MRI Interventions, Myers Bigel Sibley & Sajovec P A, March 12, 2013: US08396532 (13 worldwide citation)

An MRI-guided medical device includes an elongated sheath, an elongated dilator, and an elongated needle. The sheath has a distal end, an opposite proximal end, and a central lumen extending between the proximal and distal ends. The sheath comprises MRI-compatible material and includes a tracking me ...


9
Jon T DeVries, Erzhen Gao, Ingmar Viohl, Greig Scott, Kamal Vij, Joseph R Flicek: Coil decoupling in magnetic resonance imaging. m2m Imaging Corporation, Driggs Hogg Daugherty & Del Zoppo Co LPA, October 11, 2011: US08035382 (4 worldwide citation)

A radio frequency coil array (50) includes at least first (501) and second (502) receive coils. A flux pipe (52) includes electrically connected first (2521) and second (2522) loop coils. The first (2521) and second (2522) loop coils are coupled to the respective first and second receive coils. The ...


10
Jon T DeVries, Erzhen Gao, Ingmar Viohl, Greig Scott, Kamal Vij, Joseph R Flicek: Bandwidth expansion in magnetic resonance. m2m Imaging, Anthony M Del Zoppo III, Driggs Hogg Daugherty & Del Zoppo Co A, August 24, 2010: US07782059 (3 worldwide citation)

A magnetic resonance imaging system includes a primary magnet and a secondary magnet operable to produce magnetic fields within a sample being imaged. The MRI system further includes at least one RF coil that is operable to receive electromagnetic frequencies from the sample. The RF coil is formed f ...