P

Inventor

SOUZA STEVEN P

US20 patents

Patents

20 patents
US5577502ANov 26, 1996

Imaging of interventional devices during medical procedures

GEN ELECTRIC461 citations99
US5419325AMay 30, 1995

Magnetic resonance (MR) angiography using a faraday catheter

GEN ELECTRIC272 citations99
US5353795AOct 11, 1994

Tracking system to monitor the position of a device using multiplexed magnetic resonance detection

GEN ELECTRIC305 citations99
US5318025AJun 7, 1994

Tracking system to monitor the position and orientation of a device using multiplexed magnetic resonance detection

GEN ELECTRIC595 citations99
US5307808AMay 3, 1994

Tracking system and pulse sequences to monitor the position of a device using magnetic resonance

GEN ELECTRIC266 citations99
US5271400ADec 21, 1993

Tracking system to monitor the position and orientation of a device using magnetic resonance detection of a sample contained within the device

GEN ELECTRIC454 citations99
US5211165AMay 18, 1993

Tracking system to follow the position and orientation of a device with radiofrequency field gradients

GEN ELECTRIC999 citations99
US5447156ASep 5, 1995

Magnetic resonance (MR) active invasive devices for the generation of selective MR angiograms

GEN ELECTRIC141 citations98
US5204625AApr 20, 1993

Segmentation of stationary and vascular surfaces in magnetic resonance imaging

GEN ELECTRIC140 citations97
US5617859AApr 8, 1997

Apparatus and methods for magnetic resonance (MR) imaging of cavities using fluids polarized at low temperatures

GEN ELECTRIC87 citations96
US5226113AJul 6, 1993

Method and apparatus for volumetric projection rendering using reverse ray casting

GEN ELECTRIC83 citations96
US4972836ANov 27, 1990

Motion detector for high-resolution magnetic resonance imaging

GEN ELECTRIC60 citations94
US4918386AApr 17, 1990

Method for simultaneously obtaining three-dimensional NMR angiograms and stationary tissue NMR images

GEN ELECTRIC23 citations93
US4800889AJan 31, 1989

Rapid-scan NMR angiography

GEN ELECTRIC32 citations93
US5626137AMay 6, 1997

Apparatus and methods for magnetic resonance (MR) angiography using fluids polarized at low temperatures

GEN ELECTRIC38 citations92
US5233299AAug 3, 1993

Projection methods for producing two-dimensional images from three-dimensional data

GEN ELECTRIC36 citations92
US5525906AJun 11, 1996

Detection and elimination of wide bandwidth noise in MRI signals

GEN ELECTRIC31 citations91
US5611340AMar 18, 1997

Apparatus and methods for magnetic resonance (MR) angiography using hydrogen polarized at low temperatures

GEN ELECTRIC15 citations74
US5603320AFeb 18, 1997

Magnetic resonance (MR) angiography using an integrated polarizing and imaging magnet

GEN ELECTRIC13 citations74
US5201312AApr 13, 1993

Antennae for high-resolution magnetic resonance imaging of the eye

GEN ELECTRIC18 citations72