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7391026 Preparation of a selection of control variables for a dose distribution to be adjusted in a technical appliance  
The invention relates to a planning tool for the interactive selection of control variables (x 1 , y 7 , α 1 , α 2 , α 3 , I 1 , I 2 ) of a radiation therapy plan from a database ( 1 )...
7381961 Multi-small field-of-view detector head SPECT system that scans over 360Å  
A multiheaded camera which is formed with a number of heads on one support structure and a different support structure with other heads. At least one of the heads is movable, so that the patient...
7378660 Computer program, method, and system for hybrid CT attenuation correction  
Embodiments of the present invention provide a computer program, method, and system to facilitate hybrid CT attenuation correction. In one embodiment, the method generally includes acquiring data...
7374337 Releasably interconnected CT and SPECT scanners  
Arrangement for taking a CT scan and a SPECT scan of a patient in a single-pass diagnostic procedure. A SPECT scanner and a CT scanner are included. The SPECT scanner is mounted on a SPECT gantry...
7352840 Micro CT scanners incorporating internal gain charge-coupled devices  
The present invention provides internal gain charge coupled devices (CCD) and CT scanners that incorporate an internal gain CCD. A combined positron emission tomography and CT scanner is also...
7348564 Multi modality imaging methods and apparatus  
A method for correcting emission data from Positron Emission Tomography (PET) or SPECT includes generating a plurality of computed tomography (CT) image data, selecting a portion of the CT image...
7339172 Portable compton gamma-ray detection system  
A Compton scattered gamma-ray detector system. The system comprises a gamma-ray spectrometer and an annular array of individual scintillators. The scintillators are positioned so that they are...
7323688 Nuclear imaging system using rotating scintillation bar detectors with slat collimation and method for imaging using the same  
A gamma camera having a scintillation detector formed of multiple rotating bar detector modules arranged in a ring configuration, with synchronized spin motion of each module. Such a camera can be...
7298876 Method and apparatus for quality assurance and quality control in radiological equipment using automatic analysis tools  
A method and apparatus for providing testing a computer aided diagnosis (CAD)-based system comprising receiving radiological image of a patient acquired using at least one piece of radiological...
7265352 Real-time list mode reconstruction  
In positron emission tomography, a nuclear medicine scanner is utilized to detect γ-ray events resulting from positron annihilation events. Molecules with known behaviors are tagged with...
7263168 X-ray imaging apparatus, collision detecting device, and damper  
A collision detecting device includes a damper which is a hollow member with a fluid sealed into the interior thereof, and is formed, on its side abutted against an object to which it is to be...
7254438 Multimodality medical imaging system and method with intervening patient access area  
The invention comprises a system and method for creating medical images of a subject patient using a plurality of imaging devices, such as tomographic imaging scanners. The system comprises a...
7227149 Method and system for positron emission tomography image reconstruction  
Methods and systems for controlling a positron emission tomography (PET) system are provided. The method includes receiving timing information from a PET system during an imaging scan using the PET...
7205546 Spherical PET mammography scanner  
A PET mammography detector having an ellipsoidal detection surface. The ellipsoidal detection surface comprises at least one scintillation element, and is configured such that a larger portion of...
7197404 Computation of radiating particle and wave distributions using a generalized discrete field constructed from representative ray sets  
The present system and method for simulating particles and waves is useful for calculations involving nuclear and full spectrum radiation transport, quantum particle transport, plasma transport and...
7176466 Multi-dimensional image reconstruction  
Apparatus for radiation based imaging of a non-homogenous target area having distinguishable regions therein, comprises: an imaging unit configured to obtain radiation intensity data from a target...
7145153 Method of obtaining a tomographic image  
A method of obtaining a tomographic image of part of an animal or a part of an animal including a human being or a part of a human being by using radioactive radiation is disclosed. The animal is...
7141792 Radiation detector  
A radiation detector has a main body ( 1 ), and a radiation detection probe ( 2 ) detachably attached to the distal end of the main body ( 1 ). The probe ( 2 ) includes a detection unit ( 3 )...
7136692 Integrated audio visual system for nuclear medicine imaging systems  
A nuclear medicine imaging system including a gantry disposed above a table with a photo detector mounted on the gantry for performing imaging. The table may be fixed beneath the gantry or movable....
7126125 Radiation detection apparatus  
A radiation detection apparatus having a hand-held radiation detection probe with a switch assembly removably mounted thereon is hereinafter disclosed. The switch assembly having first and second...
7102134 Dedicated apparatus and method for Positron Emission Tomography of the prostate  
The present invention is an apparatus for examining a body part. The apparatus comprises a mechanism for immobilizing and compressing the body part. The apparatus also comprises a mechanism for...
7094203 Medical imaging apparatus for detection of gamma rays and reflected ultrasonic waves  
Gamma rays obtained from radioisotope administered to an examinee are detected by a gamma ray information-detecting unit so that a first tomographic image obtained therefrom is formed on a CRT....
7084404 CT detector having a segmented optical coupler and method of manufacturing same  
The present invention is a directed to a CT detector for a CT imaging system that incorporates a segmented optical coupler between a photodiode array and a scintillator array. The segmented optical...
7078702 Imager  
A flexible imager, for imaging a subject illuminated by incident radiation, includes a flexible substrate, a photosensor array disposed on the flexible substrate, and a scintillator. The...
7049599 Radiation detection apparatus  
There is provided a radiation detection apparatus having a hand-held radiation detection probe with a switch assembly removably mounted thereon. The switch assembly having first and second...
7045802 Method and apparatus for coincidence imaging digital triggering  
A method for operating a coincidence imaging system is provided. The method includes receiving samples from a detector output and determining an intersection of a first line corresponding to a...
6985556 Proximity detector and radiography system  
Certain embodiments of the present invention provide a proximity detector having a simple configuration and an imaging system including the proximity detector. In an embodiment, a proximity...
6984826 Radiation detection apparatus  
A radiation detection apparatus having a hand-held radiation detection probe with a switch assembly removably mounted thereon is hereinafter disclosed. The switch assembly having first and second...
6980681 Methods and apparatus for helical reconstruction for multislice CT scan  
One embodiment of the present invention is a method for imaging an object with a computed tomographic (CT) imaging system that includes steps of helically scanning the object with a multi-slice CT...
6967331 Method of imaging by spect  
The invention relates to a method of imaging a target organ in a patient by SPECT, by using a gamma camera having a gamma detector, and by computer reconstructing the distribution of the...
6921909 Pixellated micro-columnar films scintillator  
A method of fabricating an apparatus for an enhanced imaging sensor consisting of pixellated micro columnar scintillation film material for x-ray imaging comprising a scintillation substrate and a...
6906328 Gamma camera workflow automation  
A method ( 200 ) for setting up and performing a medical imaging session of a subject using a gamma camera ( 12, 52 ) includes selecting ( 208 ) an imaging procedure on an input terminal ( 72 ). A...
6858159 Titanium-doped hafnium oxide scintillator and method of making the same  
Hafnium oxide HfO 2 scintillator compositions are doped with titanium oxide and at least an oxide of a metal selected from the group consisting of Be, Mg, and Li. The scintillator compositions can...
6852980 On-line DOI rebinning for LSO PET/SPECT spatial resolution  
A method and apparatus for on-line DOI rebinning for LSO PET/SPECT to improve spatial resolution, for use in a hybrid Positron Emission Tomography (PET)/Single Photon Emission Computed Tomography...
6835935 System and method for calibrating and tuning a gamma camera  
A gamma camera having a system for performing a quality control procedure with minimal to no intervention from a user of the camera. In one aspect, the gamma camera includes a relatively weak...
6830387 Modular thermal security camera system  
According to an embodiment of the present invention, a system includes a camera housing, a first pair of tracks formed on an outside of, and along a length of, the camera housing, a second pair of...
6804325 Method for position emission mammography image reconstruction  
An image reconstruction method comprising accepting coincidence datat from either a data file or in real time from a pair of detector heads, culling event data that is outside a desired energy...
6774371 Method and apparatus for a multi-planar imaging system  
The invention comprises a system and method for multi-planar imaging using a plurality of detectors coupled to an ECDAS. Each of the plurality of detectors is independently positionable and...
6774370 Positron imaging device  
A first detector group 1 and a second detector group 2 , disposed opposite to each other and detecting gamma ray pairs resulting from electron-positron pair annihilation, are each constituted by...
6762411 Reconfigure lock for dual detector gamma camera  
The present invention discloses a reconfigure lock for dual detector gamma camera that works with a triple race bearing. The outer race is stationary, it serves as part of the supporting frame. A...
6740882 Dedicated apparatus and method for emission mammography  
The present invention is an apparatus for examining a body part. The apparatus comprises a mechanism for immobilizing and compressing the body part. The apparatus also comprises a mechanism for...
6727502 Calibration technique for coincidence imaging systems  
An imaging method using a plurality of radiation detectors ( 12 ) is disclosed. A plurality of coincidence radiation events are measured ( 60 ) associated with a point radiation source ( 18 )....
6724007 Radiation image read-out method and apparatus  
Stimulating rays are linearly irradiated onto an area of a stimulable phosphor sheet, and light emitted by the sheet is detected with a CCD line sensor comprising photoelectric converting sections...
6723993 Event localization and fall-off correction by distance-dependent weighting  
A nuclear camera system includes a detector ( 12 ) for receiving radiation from a subject ( 14 ) in an exam region ( 16 ). The detector ( 12 ) includes a scintillation crystal ( 20 ) that converts...
6713766 Gamma camera with capability of modifying study during exam  
A gamma camera is provided in which the study protocol can be modified after the study has commenced and while event data is being acquired. In such a camera, study parameters such as the duration...
6710349 Edge resolved dual scintillator gamma ray detection system and method  
A detector includes a first position sensitive radiation detector having a first radiation sensitive area and a second radiation insensitive area. The detector further includes a first scintillator...
6694172 Fault-tolerant detector for gamma ray imaging  
A nuclear imaging apparatus includes a radiation detector comprising an array ( 18 ) of solid state detector elements ( 22 ) responsive to incident gamma radiation by emitting a current spike. A...
6680750 Device and method for collecting and encoding signals coming from photodetectors  
A device for collection, digital encoding, and processing of signals from plural photo-detectors in a camera. The device includes plural digital encoding units, each digital encoding unit in the...
6670614 Volume cone beam acquisition on a nuclear spect system using a digital flat panel  
A diagnostic imaging system includes a rotating gantry ( 16; 216 ) which defines a subject receiving aperture ( 18; 218 ). A rotatable source of high energy penetrating radiation ( 20; 220 ) and a...
6639220 Data reducer for a scintillation camera  
A method of reducing data in a scintillation camera having a plurality of photomultiplier tubes arranged in rows and columns. The method comprises steps of (a) summing output signals from the...
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