A61B6/4216

Multimodal system for obtaining senological images by means of X-ray and MBI techniques
11109824 · 2021-09-07 · ·

The present invention relates to a multimodal system for obtaining senological images by means of X-ray and MBI techniques. Said multimodal system comprises: a supporting plane (1) for the breast, a gamma ray detector (2A) for obtaining at least a molecular image, a detection module (10) comprising inside said gamma ray detector (2A), where said gamma ray detector (2A) is arranged on a first plane, parallel to said supporting plane, as well as: at least one between an X-ray detector (4) for obtaining at least an X-ray image and a scintigraphic collimator (2B); said scintigraphic collimator (2B), when in use, being coupled with said gamma ray detector (2A) and forming with said gamma ray detector (2A) a first gamma camera (2); a compartment (3) configured for receiving one at time said X-ray detector (4) or said scintigraphic collimator (2B), where said compartment (3) is arranged between said supporting plane (1) and said gamma ray detector (2A) on a second plane, parallel to said supporting plane (1), different from said first plane.

PROTON IMAGING SYSTEM FOR OPTIMIZATION OF PROTON THERAPY
20210236072 · 2021-08-05 · ·

A medical imaging system includes a first tracking detector and a second tracking detector. The tracking detectors are spaced to allow for an object to be present between the first tracking detector and the second tracking detector. The system also includes a residual range detector adjacent the first tracking detector. The residual range detector includes: (1) a scintillator material having a first surface at least partially covered with an anti-reflection material and a second surface facing the first tracking detector and (2) at least one photon detector coupled to the scintillator material at a third surface of the scintillator material different than the first surface and opposite the second surface.

Radiation sensing thermoplastic composite panels

A storage phosphor panel can include an extruded inorganic storage phosphor layer including a thermoplastic polymer and an inorganic storage phosphor material, where the extruded inorganic storage phosphor panel has an image quality comparable to that of a traditional solvent coated inorganic storage phosphor screen. Further disclosed are certain exemplary method and/or apparatus embodiments that can provide inorganic storage phosphor panels including reduced noise. Further disclosed are certain exemplary method and/or apparatus embodiments that can include inorganic storage phosphor layer including at least one polymer, an inorganic storage phosphor material, and a copper phthalocyanine based blue dye.

Anti-scatter grid for radiation detector

An anti-scatter grid, a detector with such an anti-scatter grid and a radiation imaging system including such a detector with an anti-scatter grid are provided. The anti-scatter grid includes at least one grid wall. The parameters of the grid wall may be adjusted to arrive a uniform scatter-to-primary ratio. The parameters of the grid wall comprise thickness, height, shape, or position of the grid wall, or width of interspace between two grid walls. The detector includes the anti-scatter grid, at least one photosensor, and at least one scintillator. The radiation system includes a radiation generator, a radiation detector with the anti-scatter grid, and a processor.

SYSTEM AND METHOD FOR PROVIDING IMAGING PARAMETERS
20210282729 · 2021-09-16 ·

A system having an X-ray imaging device for capturing an X-ray image on an imaging film, and a device for reading out the imaging film. The imaging film includes a data carrier, and the X-ray imaging device and/or readout device comprises includes a data device that has a write/read device for writing, on the data carrier, imaging parameters relating to the X-ray image capture and for reading information that is stored on the data carrier, the write/read device being configured to transmit the read information to the readout device such that the imaging parameters in force when capturing the X-ray image are available to the readout device for an imaging film readout. A method for providing information for a readout device is also provided.

LOW-DOSE X-RAY IMAGING SYSTEM
20210177364 · 2021-06-17 ·

A back illuminated sensor preferably is included as a collector component of a detector for use in intraoral and extraoral 2D and 3D dental radiography, digital tomosynthesis, photon-counting computed tomography, positron emission tomography (PET) and single-photon emission computed tomography (SPECT). The disclosed imaging method includes one or more intraoral or extraoral emitters for emitting a low-dose gamma ray or x-ray beam through a dental examination area; and one or more intraoral or extraoral detectors for receiving the beam, each detector including a back illuminated sensor. Within the detector, the beam preferably is converted into light and then focused and collected at a photocathode layer without passing through the wiring layer of the back illuminated sensor.

Simultaneous multi-axes imaging apparatus and method of use thereof
11026647 · 2021-06-08 ·

The invention comprises a method and apparatus for imaging a tumor with X-rays while, simultaneously or alternatingly, treating or imaging the tumor with positively charged particles. An X-ray imaging system, such as one or two sets of a cone beam X-ray source coupled to an X-ray detector, is rotatable about a first axis and a patient. The X-ray imaging system is positioned off axis a path of charged particles delivered through an exit port of a nozzle system from a synchrotron and does not block a path of the positively charged particles from the exit nozzle to the patient or an imaging path from the patient to a scintillation detector. Fiducial indicators are used to confirm an unobstructed path of the positively charged particles in a treatment room comprising many movable elements, such as the X-ray imaging system and a patient positioning system/couch.

Dual-layer detector for soft tissue motion tracking

An imaging apparatus includes a first X-ray detector that includes: a low energy scintillator operable to convert an incident X-ray spectrum into a first set of light photons; a first light imaging sensor operable to generate a set of low energy image signals from the first set of light photons, wherein a first exit radiation is a remainder portion of the first incident radiation after the X-ray spectrum passes through the low energy scintillator and the first light imaging sensor; an energy-separation filter operable to absorb or reflect at least a portion of the energy of the first exit X-ray spectrum and convert the first exit X-ray spectrum into a second exit X-ray spectrum; a second X-ray detector that includes: a high energy scintillator operable to convert the second exit X-ray spectrum into a second set of light photons; a second light imaging sensor operable to generate a set of high energy image signals from the second set of light photons; and a processor configured to: generate a high-energy image that is based on the set of high energy image signals and a low-energy image that is based on the set of low energy image signals; and perform a comparison of the high-energy image from the low-energy image to generate a soft tissue image.

Methods for x-ray imaging of a subject using multiple-energy decomposition
11844640 · 2023-12-19 · ·

Methods for quantitatively separating x-ray images of a subject having three or more component materials into component images using spectral imaging or multiple-energy imaging with 2D radiographic hardware implemented with scatter removal methods. The multiple-energy system may be extended by implementing DRC multiple energy decomposition and K-edge subtraction imaging methods.

RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM
20210132240 · 2021-05-06 ·

A radiation imaging apparatus including: a first scintillator layer configured to convert a radiation (R) which has entered the first scintillator layer into light; a second scintillator layer configured to convert a radiation transmitted through the first scintillator layer into light; a fiber optic plate (FOP) provided between the first scintillator layer and the second scintillator layer; and an imaging portion configured to convert the light generated in the first scintillator layer and the light generated in the second scintillator layer into an electric signal.