A61B6/037

SYSTEMS AND METHODS FOR IMMEDIATE IMAGE QUALITY FEEDBACK

An apparatus (1) for providing image quality feedback during a medical imaging examination includes at least one electronic processor (20) programmed to: receive a live video feed (17) of a display (6) of an imaging device controller (4) of an imaging device (2) performing the medical imaging examination; extract a preview image (12) from the live video feed; perform an image analysis (38) on the extracted preview image to determine whether the extracted preview image satisfies an alert criterion; and output an alert (30) when the extracted preview image satisfies the alert criterion as determined by the image analysis.

METHOD FOR MOVING A PATIENT COUCH

The method includes: providing a body value of a patient; setting an operating parameter of a drive chain via a control unit configured to control the drive chain as a function of the body value in such a manner that a speed value of the patient couch is increased and a rocking of the patient couch during the movement of the patient couch is at least partially suppressed; and moving the patient couch via the drive chain in accordance with the increased speed value to perform the medical imaging.

IMAGE ALIGNMENT APPARATUS, METHOD, AND PROGRAM
20230027544 · 2023-01-26 · ·

An image alignment apparatus includes at least one processor, and the processor derives, for each of first and second three-dimensional images each including a plurality of tomographic images and a common structure, first and second three-dimensional coordinate information that define an end part of the structure in a direction intersecting the tomographic image. The processor aligns the first three-dimensional image and the second three-dimensional image by using the first and second three-dimensional coordinate information to align the common structure included in each of the first three-dimensional image and the second three-dimensional image at least in the direction intersecting the tomographic image.

DIFFUSIVITY CONTRAST AGENTS FOR MEDICAL IMAGING
20230022136 · 2023-01-26 ·

A method for medical imaging using a diffusivity contrast agent is provided. The method includes obtaining the diffusivity contrast agent having specific diffusivity, wherein the diffusivity contrast agent is configured to pass a biological barrier of a subject; administering to the subject a detectable dose of the diffusivity contrast agent for at least one medical imaging modality, where the medical imaging modality includes one or more of MRI, PET, SPECT, CT, x-ray, optical imaging and ultrasound; acquiring one or more post-contrast images for a region of interest after the administration of the diffusivity contrast agent, wherein said post-contrast images include changes in diffusivity of the region of interest compared to one or more images acquired without said diffusivity contrast agent; and characterizing a transport of the diffusivity contrast agent in the region of interest based on the changes in diffusivity of the region of interest.

COOLING CHANNEL WITH NON-METALLIC HEAT SINK FOR A DIAGNOSTIC MEDICAL IMAGING APPARATUS
20230225679 · 2023-07-20 ·

A cooling channel in a gantry of a medical imaging apparatus transfers heat away from the radiation detector and detector electronics, while limiting influence on magnetic fields generated within the gantry, when incorporated in a magnetic resonance imaging (MRI) system. The cooling channel includes a non-electrically conducting, non-metallic housing in conductive thermal communication with the detector electronics and the radiation detector. A cooling conduit in the housing circulates coolant fluid. A unitary, non-electrically conductive, non-metallic heat sink in the housing is in direct conductive, thermal communication with the housing and the cooling conduit. A solid, thermally conductive layer is interposed between and affixed to opposing, spaced exterior surfaces of the conduit and the heat sink

METHODS, DEVICES, AND SYSTEMS FOR DYNAMIC FLUOROSCOPY OF C-SHAPED ARM DEVICES

The present disclosure provides a method and system for a dynamic fluoroscopy of a C-shaped arm device. The method comprises: photographing a subject during a photography cycle, obtaining, during the photography cycle, first fluoroscopic data of a radiation source irradiating the subject at a first energy, and obtaining second fluoroscopic data of the radiation source irradiating the subject at a second energy different from the first energy (210); photographing the subject in multiple successive photography cycles (220); and displaying a dynamic image of the subject based on the first fluoroscopic data and the second fluoroscopic data obtained in each of the multiple successive photography cycles (230).

Granzyme B directed imaging and therapy

Provided herein are compounds useful for imaging granzyme B. An exemplary compound provided herein is useful as a radiotracer for position emission tomography (PET) and/or single photon emission tomography (SPECT) imaging. Methods of imaging granzyme B, combination therapies, and kits comprising the granzyme B imaging agents are also provided.

Method and system for rule based display of sets of images
11701064 · 2023-07-18 · ·

The invention provides, in some aspects, a system for implementing a rule derived basis to display image sets. In various embodiments of the invention, the selection of the images to be displayed, the layout of the images, as well as the rendering parameters and styles can be determined using a rule derived basis. In an embodiment of the present invention, the user is presented with images displayed based on their preferences without having to first manually adjust parameters.

Low-dose x-ray imaging system

A back illuminated sensor 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 an 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 is converted into light and then focused and collected at a photocathode layer without passing through the wiring layer of the back illuminated sensor.

System and method for imaging by gamma radiation detection
11703605 · 2023-07-18 · ·

A system and method for imaging by gamma radiation detection having at least one processing unit analyzing at least one signal provided by at least one set of detection modules mounted on a frame and including, on the one hand, at least one module of Compton camera type having a field of view directed towards a volume delimited by the frame and, on the other hand, at least one pair of coincidence detection PET modules, diametrically opposite to each other on the frame and defining an imaging axis, the processing unit analyzing the signal derived from the Compton-type module to determine the intersection of the imaging axis with the field of view and to determine the optimal orientations and/or locations of the various detection modules on the frame so that the imaging axis passes through the source of the gamma radiation in the object to be imaged.