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7613497 Energy transfer amplification for intrabody devices  
Apparatus for driving current in a power circuit of a medical device inserted into a body of a subject includes a power transmitter, which is adapted to generate, in a vicinity of the body, an...
7606612 System and method to perform parallel imaging  
A system and method to perform parallel MR imaging are disclosed. The system comprises an MR imaging machine and a probe having at least two MR RF reception coils. Each coil of the probe is...
7606611 Method and apparatus for determining the azimuthal orientation of a medical instrument from MR signals  
A medical apparatus, includes a medical instrument with an acquisition unit for a magnetic resonance signal, the acquisition unit exhibiting a non-constant sensitivity profile in the azimuthal...
7605588 RF coil assembly  
The present invention aims to provide an RF coil assembly capable of eliminating the need for connecting and disconnecting an electric path at decoupling portions and is an RF coil assembly...
7602190 External MRI imaging coil assemblies and MRI-guided interventional systems utilizing same  
An MRI imaging coil assembly includes a primary external MRI imaging coil and a secondary external MRI imaging coil positioned proximate to the primary MRI imaging coil. The primary imaging coil...
7598737 Method and control device for determination of the position of a local coil in a magnetic resonance apparatus  
In a method for determination of a position of a local coil on a bed in at least one spatial direction within a magnetic resonance scanner, a signal intensity value is initially, extracted from...
7596402 MRI probe designs for minimally invasive intravascular tracking and imaging applications  
A probe suitable for attachment to, or incorporation in, a medical interventional device, such as a catheter, and which may be employed for tracking, imaging, or both, includes a first material...
7580676 Electromagnetic coil array integrated into flat-panel detector  
Certain embodiments of the present invention provide a flat-panel detector integrated with an electromagnetic coil array. The electromagnetic coil array is positioned inside of the flat-panel...
7545144 Vertical field MRI shoulder coil  
The present invention relates to a design of a radiofrequency (RF) receive coil (also commonly referred to as an imaging coil) for magnetic resonance imaging (MRI) in a vertical field MRI system of...
7526330 Magnetic resonance scanning apparatus  
Magnetic resonance scanning apparatus for imaging parts of a human head includes RF coils configured to receive an RF signal including upper and lower pairs of RF coils; a lower supporting...
7518365 Head coil arrangement with an adjustable neck-engaging portion for use in a magnetic resonance apparatus  
Head coil arrangement for a magnetic resonance apparatus has a housing with a number of coil elements arranged in or on the housing, and the housing has at least one movable and/or moldable housing...
7515951 Assembly, system, and method for optimizing image quality  
An assembly, system, and method particularly adapted for a magnetic resonator apparatus in a magnetic resonance imaging (MRI) scanning system. Provided is a restraining assembly supportable by the...
7486982 Method for providing RF shielding for a nuclear magnetic resonance apparatus  
An apparatus and method for providing RF shielding for performing nuclear magnetic resonance (“NMR”) procedures, comprising a radio-opaque holder in combination with radio-opaque magnet...
7486072 Parallel multiple coil MR scanning method and MRI apparatus with flow compensation in a calibration scan including a calibration of a coil sensitivity of each coil  
The present invention provides an MR scanning method and an MRI apparatus for decreasing the artifacts while improving the signal from within the blood vessels in the parallel imaging. In the...
7474098 Stacked coil array for magnetic resonance experiments  
An array coil for sensing signals in magnetic resonance experiments incorporates the traditional loop-butterfly array elements at spaced positions along an axis of the sample with additional...
7463028 Device for installing a cylindrical gradient coil in a cylindrical magnet of a magnetic resonance system  
A device for installing a gradient coil into a magnet of a magnetic resonance system has a frame with a coil carrier passing through the gradient coil and accommodating the gradient coil. The coil...
7450985 Head restraint system for medical research, diagnosis and operation  
The present invention relates to a head restraint kit for use with a medical head device for immobilizing the head of a patient in medical research, diagnosis and operation. The head restraint kit...
7450984 Local coil arrangement for a magnetic resonance system  
A local coil arrangement for a magnetic resonance system has an antenna arrangement that is arranged in a retainer structure. The retainer structure has a waistband and a perineum element. A person...
7450983 Automated brain MRI and CT prescriptions in Talairach space  
Brain Magnetic Resonance Imaging (MRI), Computerized Tomotography (CT), or other diagnostic modalities may employ a three-step procedure during initial (“scout”) cranial pre-scans that corrects...
7439742 Magnetic resonance RF transmission array  
In a magnetic resonance system and an operating method therefor, a number of independently operable radio frequency signal generator modules are provided or respectively connected to radio...
7423496 Resonator with adjustable capacitance for medical device  
Systems and methods for a resonator with an adjustable capacitance for a medical device. In one embodiment, a resonator system includes a resonator device with an LC resonator circuit that has an...
7423429 Apparatus and associated method that integrate the modalities of diagnosis and therapy to treat, in principle, pathologies generically identified as Cancer and HIV/AIDS  
Diagnostic and Therapy apparatus and methods use non-ionizing radiations which are based on integration of nuclear magnetic resonance and radiation manipulation. Quantitative diagnostics integrate...
7417435 Method for generating a homogeneous magnetization in a spatial examination volume of a magnetic resonance installation  
In a method and magnetic resonance apparatus wherein a homogenous magnetization is generated in a spatial examination volume of the apparatus during examination of a subject, individual resonator...
7394256 Wrist coil for magnetic resonance imaging  
Two halves of a separable wrist coil provide a coil volume closely conforming to a patient's hand yet separable for insertion and removal of the hand. The halves are hinged allowing easy one-handed...
7391213 Three axis angle invariant RF coil assembly and method and system employing same  
A radio frequency coil assembly for use in a magnetic resonance system comprises a set of conductors for detecting magnetic resonance signals in three orthogonal planes and capacitors for...
7388377 Method for reducing the coupling between excitation and receive coils of a nuclear quadrupole resonance detection system  
This invention relates to a method for improving the performance of a nuclear quadrupole resonance detection system by reducing the coupling between one or more excitation coils that provide a...
7386338 Bilateral imaging apparatus  
An assembly of RF coils for bilateral imaging of a first and a second breast of the same person is disclosed. The assembly includes a first pair of coils having a first coil juxtaposed and...
7382130 Irradiation coil and magnetic resonance imaging apparatus comprising the same  
A planar irradiating coil including a first ring conductor, a second ring conductor having a smaller diameter than that of the first ring conductor, and a plurality of first line conductors that...
7375527 Cavity resonator for MR systems  
A magnetic resonance apparatus in embodiments of the invention may include one or more of the following features: (a) a coil having at least two sections, (b) the at least two sections having a...
7333849 Vertical field neurovascular array coil  
A vertical field MRI RF coil array for neurovascular imaging includes a head section having a solenoid coil element and a quadrature coil element; a neck section having a solenoid coil element and...
7328055 Patient support apparatus  
The present invention provides a patient support apparatus for use during a medical procedure. The patient support apparatus is configured to receive and support a body of a patient on a base...
7279898 MRI RF surface coil with reduced sensitivity in proximity of conductors  
The invention relates to a radio-frequent (RF) coil system ( 17, 17′ ) for use in a magnetic resonance imaging (MRI) system. The RF coil system comprises at least one main coil ( 35 ) for...
7266406 Magnetic resonance apparatus  
In a magnetic resonance apparatus, the transmission coil for generating the radiofrequency excitation field is stationarily arranged. The geometry of the transmission coil is permanently...
7259562 RF coil for a highly uniform B1 amplitude for high field MRI  
An array coil to achieve more uniform RF excitation for high field magnetic resonance imaging. In the preferred embodiment, the array coil has a plurality of transmit-composite elements distributed...
7254435 Method and magnetic resonance apparatus for calibrating coil sensitivities  
In a method and magnetic resonance imaging apparatus wherein magnetic resonance signals are simultaneously received from an examination subject by multiple reception coils, a single, uninterrupted...
7253622 High field head coil for dual-mode operation in magnetic resonance imaging  
Embodiments of the subject invention can utilize a single coil structure for dual-mode operation. In a specific embodiment, a single coil structure can be used as a volume coil in the transmitting...
7253621 Method and system to dynamically configure transmit receive coils to calibrate a magnetic resonance imaging system  
Magnetic Resonance Imaging (MRI) systems including a coil system and methods for controlling the coil system are described. A described system includes a coil system for MRI. The coil system...
7251521 Motion sensing MRI local coil  
A motion sensing MRI coil allows correction of motion-induced image artifacts by the MRI machine or on a machine independent basis using correction circuitry associated with the coil.
7230428 Magnetic resonance imaging apparatus and high-frequency coil unit used in the same  
A magnetic resonance imaging apparatus imaging a subject on the basis of a magnetic resonance signal radiated from the subject in a static magnetic field, includes a radio frequency coil which...
7227361 RF coil and magnetic resonance imaging apparatus  
A magnetic resonance imaging apparatus acquires magnetic resonance signals by the PI method using an RF coil unit having basic coils serving as surface coils which are arrayed with at least two...
7221974 Uneven-counter-rotational coil based MRI RF coil array  
A MRI RF coil array is formed from a first coil having a null B 1 point and a quasi-one-peak sensitivity profile, and a second coil oriented with respect to the first coil to reduce coupling.
7197353 Sensitivity encoding MRI acquisition method  
A sensitivity encoding method (SENSE) is used to acquire an MR image having a reduced field of view. The number of aliased replicates caused by surrounding object boundaries is calculated for each...
7177671 RF coil, RF signal transmitter receiver, RF signal receiver, and magnetic resonance imaging system for the inferior abdomen  
For the purpose of providing an RF coil that enables satisfactory imaging of the prostate, the RF coil is composed of a first saddle coil and a second saddle coil. The first saddle coil has two...
7171254 RF coil embedded with homogeneity enhancing material  
The present invention provides a system and method of improved homogeneity whereby at least a portion of an RF coil is filled with homogeneity enhancing material. Disposing the homogeneity...
7133713 Integrated multi-rail imaging system  
The imaging system can comprise a plurality of elongated rails, a scanhead assembly, and a small animal mount assembly. The scanhead assembly is selectively mounted onto a first rail and is...
7119541 Multiply-tuned volume resonator for magnetic resonance imaging and spectroscopy  
A multiply-tuned volume resonator comprises a generally cylindrical birdcage comprising a pair of end rings and generally parallel column elements bridging the end rings at generally equal...
7109713 RF coil and magnetic resonance imaging apparatus  
A magnetic resonance imaging apparatus acquires magnetic resonance signals by the PI method using an RF coil unit having basic coils serving as surface coils which are arrayed with at least two...
7106062 Method and system for reducing coupling in magnetic resonance RF coil arrays  
A magnetic resonance imaging (MRI) device and a method of imaging a volume of interest is provided. According to one aspect of the present technique, the MRI device includes an attachment portion...
7096057 Method and apparatus for intracorporeal medical imaging using a self-tuned coil  
Disclosed herein is an RF probe for use with a medical imaging apparatus, the probe comprising an intracorporeal self-tuned resonator coil for receiving a signal indicative of an image of an...
7069067 Method for operating a magnetic resonance apparatus and magnetic resonance apparatus for implementing the method  
A method is provided for operating a magnetic resonance apparatus comprising a magnetic stimulation device, the method comprising bearing a region of a central nervous system of a living...
Matches 1 - 50 out of 295 1 2 3 4 5 6 >