A61B6/4417

System and method for positron emission tomography

A method and system for using in a Positron Emission Tomography (PET) system. The PET system comprises at least one processor and a storage. The PET system comprises an acquisition module and a processing module. The acquisition module is configured to acquire a PET data set corresponding to a target object. The acquisition module comprises a first light sensor array, a second light sensor array, and a scintillator array. The processing module is configured to determine a three-dimensional position of an incidence photon based on the PET data set. The first number of light sensors in the first light sensor array and the second number of light sensors of the second light sensor array is less than the number of scintillator of the scintillator array.

SIMULATION PHANTOM
20220362578 · 2022-11-17 ·

Provided is a simulation phantom including a simulated target volume and a simulated normal tissue encasing the simulated target volume, wherein the simulated target volume and a portion of the simulated normal tissue abutting the simulated target volume have a first characteristic to enable the simulation phantom to be imaged on a first imaging device, and the simulated target volume and the portion of the simulated normal tissue abutting the simulated target volume further have a second characteristic to enable the simulation phantom to be imaged on a second imaging device different from the first imaging device.

TOMOGRAPHIC IMAGING WITH MOTION DETECTION SYSTEM
20220358676 · 2022-11-10 ·

A tomographic imaging system comprises a support carrying an image data acquisition system and defining a reference coordinate frame. A scan plan control sets the image-data acquisition system to acquire image-data from a selected imaging zone in the reference coordinate system. A motion detection system to detect movement and includes (i) a dynamic camera system to receive dynamic image information registered in the image coordinate frame of the dynamic camera system, (ii) an arithmetic unit configured to transform the selected imaging zone from the reference coordinate frame to the image coordinate-frame and a (iii) motion analyser to derive motion information from the registered dynamic image information in the transformed selected imaging zone. In the event of motion detected by the motion analyser in or near the imaging zone, the detected motion may be employed for motion correction.

IMAGING SYSTEM USING X-RAY FLUORESCENCE
20220354444 · 2022-11-10 ·

Disclosed herein is a system, comprising: a radiation source configured to cause emission of characteristic X-rays of a chemical element in a portion of a human body by generating and directing radiation to the portion; a first image sensor configured to capture a set of images of the portion using the characteristic X-rays; and a second image sensor configured to capture a set of tomograms using the radiation that has transmitted through the portion.

Blood flow function examination apparatus and X-ray diagnostic apparatus
11490871 · 2022-11-08 · ·

According to one embodiment, there is provided an X-ray diagnostic apparatus which comprises an X-ray generation unit configured to irradiate an object with X-rays; an X-ray detection unit configured to detect X-rays applied by the X-ray generation unit and transmitted through the object; an image generation unit configured to generate an X-ray image based on X-rays detected by the X-ray detection unit; a recording unit configured to record pressure data acquired by using a pressure sensor provided on a guide wire; a measurement position setting unit configured to set a measurement position for a pressure by the pressure sensor using the X-ray image; and a display unit configured to display the X-ray image almost in real time and superimpose and display the measurement position set by the measurement position setting unit.

IMAGING MEMBER, CONTROL DEVICE, MEDICAL IMAGING SYSTEM, IMAGING METHOD, CONTROL METHOD, AND CONTROL PROGRAM

An imaging member including: a pressing member that presses a breast of a subject; and an ultrasonography member that has a first surface on which an acoustic matching member having fluidity is provided, and is provided such that a second surface on a side opposite to the first surface is provided on a surface of the pressing member, which is on a side opposite to a surface that comes into contact with the breast, via a coupling material having lower fluidity than the acoustic matching member.

MULTI-MODAL MEDICAL IMAGE REGISTRATION AND ASSOCIATED DEVICES, SYSTEMS, AND METHODS
20230100078 · 2023-03-30 ·

Multi-modal medical image registration and associated devices, systems, and methods are provided. For example, a method of medical imaging can include: receiving a first image of a patients anatomy in a first imaging modality; receiving a second image of the patients anatomy in a second, different imaging modality; determining a first pose of the first image relative to a reference coordinate system of the patients anatomy; determining a second pose of the second image relative to the reference coordinate system; determining co-registration data between the first image and the second image based on the first pose and the second pose; and outputting, to a display, the first image co-registered with the second image based on the co-registration data.

METHODS AND SYSTEMS FOR HIGH PERFORMANCE AND VERSATILE MOLECULAR IMAGING
20230030008 · 2023-02-02 ·

Improved imaging devices and methods. A portable SPECT imaging device may co-register with imaging modalities such as ultrasound. Gamma camera panels including gamma camera sensors may be connected to a mechanical arm. A coded aperture mask may be placed in front of a gamma-ray photon sensor and used to construct a high-resolution three-dimensional map of radioisotope distributions inside a patient, which can be generated by scanning the patient from a reduced range of directions around the patient and with radiation sensors placed in close proximity to this patient. Increased imaging sensitivity and resolution is provided. The SPECT imaging device can be used to guide medical interventions, such as biopsies and ablation therapies, and can also be used to guide surgeries.

Biometric information measuring device

The present invention provides a biometric information measuring device with which a diagnostic imaging result and a biomagnetism measurement result can be superimposed simply and with satisfactory accuracy, and which is easy to handle. This biometric information measuring device (1) is provided with: a biomagnetism detecting unit (2) capable of detecting biomagnetism of a subject (S); and a radiation detecting unit (3) capable of acquiring an image corresponding to irradiated radiation, as digital image data, by means of the supply of a power source. The radiation detecting unit (3) is disposed between a measuring region of the subject (S) and the biomagnetism detecting unit (2). Further, it is preferable to provide a control unit (6) capable of performing control such that the power source is not supplied to the radiation detecting unit (3) while the biomagnetism detecting unit (2) is detecting biomagnetism.

Radiation systems for radiation treatment and imaging

A radiation system is provided. The radiation system may include a bore accommodating an object, a rotary ring, a first radiation source and a second radiation source mounted on the rotary ring and a processor. The first radiation source may be configured to emit a first cone beam toward a first region of the object. The second radiation source may be configured to emit a second beam toward a second region of the object, the second region including at least a part of the first region. The processor may be configured to obtain a treatment plan of the object, the treatment plan including parameters associated with radiation segments. The processor may be further configured to control an emission of the first cone beam and/or the second beam based on the parameters associated with the radiation segments to perform a treatment and a 3-D imaging simultaneously.