A61B6/4411

MEASUREMENT AND DATA COMMUNICATION DEVICE FOR AN INTRAORAL DENTAL RADIOLOGY SYSTEM
20220346745 · 2022-11-03 · ·

The present invention relates to a measurement and data communication device (10) for use in or with an intraoral dental radiology system (100) comprising: an x-ray data management unit (20) having a first communication means (21) for retrieving at least x-ray exposure data, and a processing means (22) for processing at least the retrieved data; an intraoral x-ray generation unit 30) having an x-ray source (31) for exposing at least part of a patient jaw with x-rays; and an intraoral x-ray acquisition unit (40) having a first x-ray sensor (41) for acquiring x-ray image data of at least part of the patient jaw; said device (10) characterized by comprising: a measurement unit (11) for measuring features related to the x-rays used for exposing at least part of the patient, wherein the measurement unit (11) is arranged between the x-ray source (31) and the patient; and a second communication means (12) for transmitting the x-ray exposure data which includes the measured features to the x-ray data management unit (20).

APPARATUS AND METHOD OF ASSEMBLY OF MODULE FOR A CT DETECTOR
20220338825 · 2022-10-27 ·

A fixture for fabricating a detector mini-module includes a lower block having a Y-datum lower block upper surface, an X-datum lower block surface, and a Z-datum lower block surface orthogonal to both the Y-datum lower and X-datum block surface surfaces. A mount block for a detector is positionable and in contact with the X-datum lower block surface, the Y-datum lower block upper surface, and the Z-datum lower block surface. An intermediate block is positionable on the lower block having an aperture passing through an upper surface and having an X-datum intermediate block surface and a Z-datum intermediate block surface. When a mount block for the detector mini-module is positioned on the lower block, the mount block is biased having an X-axis mount block planar surface aligned with the X-datum lower block surface, and biased having a Z-axis mount block planar surface aligned with the Z-datum lower block surface.

Imaging with curved compression elements

A curved compression element, such as a breast compression paddle, and imaging systems and methods for use with curved compression elements. A system may include a radiation source, a detector, and a curved compression element. Operations are performed that include receiving image data from the detector; accessing a correction map for the at least one compression paddle; correcting the image data based on the correction map to generate a corrected image data; and generating an image of the breast based on the corrected image data. The breast compression element generally has no sharp edges, but rather has smooth edges and transitions between surfaces. The breast compression paddle also includes a flexible material that spans a portion of a curved bottom surface of the breast compression paddle to define a gap. The flexible material may be a thin-film material such as a shrink wrap.

Systems and methods for a stationary CT imaging system

Various methods and systems are provided for stationary CT imaging. In one embodiment, a method for an imaging system includes activating an emitter of a plurality of emitters of a stationary distributed x-ray source unit to emit an x-ray beam toward an object within an imaging volume, where the x-ray source unit does not rotate around the imaging volume, receiving the x-ray beam at a subset of detector elements of a plurality of detector elements of one or more detector arrays, sampling the plurality of detector elements to generate a total transmission profile, an attenuation profile, and a scatter measurement, generating a scatter-corrected attenuation profile by entering the total transmission profile, the attenuation profile, and the scatter measurement as inputs to a model, and reconstructing one or more images from the scatter-corrected attenuation profile.

DEVICE FOR USE IN DYNAMIC RADIOLOGICAL IMAGE ACQUISITION

A device for use with a four-dimensional radiological imaging modality includes: a base structure and a table slidably mounted with respect to one another. The base structure is at one end provided with a platform at an angle relative to the table, and a counteracting structure is arranged to apply to the table a load exerting force in a direction towards the one end provided with the platform from the opposite end of the base structure or vice versa.

DIRECTIONAL GAMMA DETECTOR
20230161056 · 2023-05-25 ·

Described is a directional gamma detector including a detection probe and a handgrip, wherein the detection probe includes: a supporting rod and a detection head coupled or integrated with a first end of the supporting rod. The detection head includes a plurality of detection elements distinct from each other for simultaneously detecting gamma rays directed in different directions and including at least one scintillation crystal and a corresponding first electronic conversion circuitry. Each detection element is associated with a respective collimator. The handgrip is equipped internally with a second electronic circuitry for converting the signals. The detection probe, and in particular a second end of the supporting rod, is reversibly connectable to the handgrip by a mechanical connector equipped with electrical contacts for transferring the signals from the first electronic conversion circuitry to the second electronic conversion circuitry.

PET/MRI insert system

The present disclosure relates to an insert system for performing positron emission tomography (PET) imaging. The insert system can be reversibly installed to an existing system, such that PET functionality can be introduced into the existing system without the need to significantly modify the existing system. The present disclosure also relates to a multi-modality imaging system capable for conducting both PET imaging and magnetic resonance imaging (MRI). The PET and MRI imaging can be performed simultaneously or sequentially, while the performance of neither imaging modality is compromised for the operation of the other imaging modality.

X RAY IMAGE PROCESSING METHOD
20220313194 · 2022-10-06 · ·

Provided is an X ray image processing method including the following. One of computing modules stored in an X ray device is activated, in which the one of the computing modules corresponds to a measurement area. The measurement area corresponding to the one of the computing modules is measured by an image measurement module, and a measurement signal is produced. The measurement signal is transmitted to a computing unit by the image measurement module. A measurement image is computed by the computing unit according to the measurement signal, and is stored in a first storage unit in the X ray device. The one of the computing modules is written to the computing unit. The measurement image is transmitted to the computing unit by the first storage unit. The measurement image is analyzed by the computing unit using the one of the computing modules, and an analysis image is generated.

MEDICAL ANALYSIS APPARATUS
20230143589 · 2023-05-11 ·

A medical apparatus includes a control unit including at least a first control module; a support device for a patient; a machine for allowing a diagnosis having an X-ray source, an X-ray detector, a supporting frame, supporting the source and detector, and a base frame supporting the supporting frame. The first control module is electrically coupled to the detector to receive a signal relating to the X-rays detected and processes the signal to derive an image. The support device includes a portion that can be inclined between non-operating and operating positions. The supporting frame can be inclined, with respect to the base frame, by rotation about an axis of inclination, between first and second operating positions to allow a diagnostic examination in the first or second operating positions. A coupling device between the support device and the base frame provides a removable coupling therebetween.

SYSTEMS FOR X-RAY IMAGING
20230144883 · 2023-05-11 ·

Various systems are provided for medical imaging systems. In one example, an assembly for a C-arm comprises: a casing including a first extension housing a first component, a second extension housing a second component, and a clearance formed between the first extension and the second extension; and a collimator seated within the clearance, with an outlet end of the collimator substantially aligned with a terminating end of the first extension and a terminating end of the second extension. An x-ray tube insert may be aligned with the collimator and configured to emit x-ray radiation between the first component and the second component.