A rotary joint includes a first part and a second part configured to rotate around a rotation axis against the first part. The first part has a first magnetic core, a sliding brush, and a capacitive data link component. The second part has a second magnetic core for coupling power with the first magnetic core, a sliding track for galvanic coupling with the sliding brush, and a second capacitive data link component to transfer data from and/or to the first capacitive data link component. To weaken magnetic stray fields from the magnetic core, the rotary joint is a disc-type rotary joint, and the sliding track is arranged radially between the second magnetic core and the second capacitive data link component.

Various methods and systems are provided for medical imaging systems. In one example, an imaging system comprises: a C-shaped gantry; an x-ray tube coupled to a first end of the C-shaped gantry; an x-ray detector coupled to a second end of the C-shaped gantry, opposite to the x-ray tube; and a controller with computer readable instructions stored on non-transitory memory that when executed, cause the controller to: identify a reference image; determine a target electrical current based on the reference image; determine a corrected electrical current based on the target electrical current; and transition an electrical current provided to the x-ray tube to the target electrical current by commanding the electrical current to the corrected electrical current while maintaining a constant voltage provided to the x-ray tube.

A radiation imaging system includes a radiation detector configured to capture a radiation image based on emitted radiation, a control apparatus configured to control the radiation detector, a radiation generation apparatus configured to emit the radiation, and a plurality of relay apparatuses configured to connect these apparatuses. In the radiation imaging system, the control apparatus performs maintenance of the relay apparatuses via the radiation detector.

A medical information processing apparatus according to an embodiment includes processing circuitry. The processing circuitry acquires a first index value obtained based on fluid analysis that is performed based on an image including a blood vessel of a subject, the first index value being related to blood flow at each of positions in the blood vessel. The processing circuitry acquires external information including a second index value related to blood flow at each of the positions in the blood vessel. The processing circuitry changes one of an arrangement direction of index values in a first graph and an arrangement direction of index values in a second graph in accordance with the other one of the arrangement directions. The processing circuitry displays the first graph and the second graph on a display unit such that the arrangement directions of the index values match each other.

Systems and methods for digital X-ray imaging are disclosed. An example portable X-ray scanner includes: an X-ray detector configured to generate digital images based on incident X-ray radiation; an X-ray tube configured to output X-ray radiation; a computing device configured to control the X-ray tube, receive the digital images from the X-ray detector, and output the digital images to a display device; a power supply configured to provide power to the X-ray tube, the X-ray detector, and the computing device; and a frame configured to: hold the X-ray detector, the computing device, and the power supply; and hold the X-ray tube such that the X-ray tube directs the X-ray radiation to the X-ray detector.

The radiography apparatus is driven by power supplied from the battery. In the radiography apparatus, a radiation source that emits radiation to a subject, a radiation detector that receives the radiation transmitted through the subject and outputs a radiographic image, and an image processing device that performs image processing on the radiographic image are integrated. A CPU of the image processing device acquires a remaining level of the battery. The CPU performs control to operate both a first processing block that performs a noise suppression process and a visibility improvement process as first image processing and a second processing block that performs a density correction process as second image processing in a case in which the remaining level of the battery is equal to or greater than a threshold value. In contrast, in a case in which the remaining level of the battery is less than the threshold value, the CPU performs control to stop an operation of the first processing block and to operate only the second processing block.

A mobile diagnostic imaging system includes a battery system and charging system. The battery system is located in the rotating portion of the imaging system, and includes one or more battery packs comprising electrochemical cells. Each battery pack includes a control circuit that controls the state of charge of each electrochemical cell, and implements a control scheme that causes the electrochemical cells to have a similar charge state. The battery system communicates with a charging system on the non-rotating portion to terminate charge when one or more of the electrochemical cells reach a full state of charge. The imaging system also includes a docking system that electrically connects the charging system to the battery system during charging and temporarily electrically disconnects the rotating and non-rotating portions during imaging, and a drive mechanism for rotating the rotating portion relative to the non-rotating portion.

A radiation imaging system comprising a radiation imaging apparatus configured to detect radiation emitted from a radiation source, an irradiation control apparatus configured to control the radiation source, a communication control apparatus configured to perform communication between the radiation imaging apparatus and the irradiation control apparatus, and a controller, is provided. The radiation imaging apparatus is configured to communicate with the communication control apparatus in accordance with a setting selected from a plurality of settings by the controller. The controller acquires a communication time for a predetermined communication amount between the radiation imaging apparatus and the communication control apparatus, and switches, in accordance with the communication time, the setting for communication of the radiation imaging apparatus with the communication control apparatus from a currently selected setting to another setting among the plurality of settings.

The present disclosure relates to a charging apparatus for a device that includes a charging port. The charging apparatus may include an accommodating case with an opening at a surface of the accommodating case. The opening may be configured such that the device may be capable of sliding into the accommodating case through the opening. And the charging apparatus may include a charging assembly disposed within the accommodating case. When the device slides into the accommodating case through the opening, if a side of the device with the charging port faces the charging assembly, at least a portion of the charging assembly may be capable of being plugged into the charging port; or if a side of the device without the charging port faces the charging assembly, the charging assembly may be capable of being compressed by the device.

A radiographic imaging system includes an irradiating apparatus, a first clock, a radiographic imaging apparatus, a second clock and a hardware processor. The irradiating apparatus generates radiation. The first clock keeps time and works with the irradiating apparatus. The radiographic imaging apparatus generates image data based on received radiation. The second clock keeps time and works with the radiographic imaging apparatus. The hardware processor (i) obtains a clock value of the first clock at a predetermined time point and a clock value of the second clock at the predetermined time point respectively as first clock information and second clock information, (ii) makes a determination as to whether a specific condition is met based on the obtained first clock information and the obtained second clock information, and (iii) in response to the specific condition being met, performs a specific output.