Abstract: A chiller-less cooling system for cooling an interventional detector comprising a detector housing. The detector housing comprising a detector tray to which the detector is attached, a lift frame on which a driving mechanism is installed to lift up/down the detector housing, a connecting arm to connect the detector tray and the lift frame, and a cover. The cooling system comprising a heat pipes connecting the detector tray and the lift frame so as to reduce a thermal resistance between the detector tray and the lift frame and transfer more heat from the detector, an external heat sink connected with the heat pipe for reducing a thermal resistance between the lift frame and an ambient environment, and a high heat transfer coefficient device embedded into the detector tray for collecting heat leading to the heat pipe, obtaining a uniform temperature distribution, and reducing a thermal resistance of the detector tray.

Abstract: A method and system for automatically determining a localizer in a scout image. The method comprises obtaining a 3D model best matched to an object to be scanned and projecting a localizer in the best matched 3D model onto a scout image of the object to be scanned to obtain an optimal localizer. The system comprises an obtaining device for obtaining a 3D model best matched to an object to be scanned and a determining device for projecting a localizer in the best matched 3D model onto a scout image of the object to be scanned to obtain an optimal localizer.

Abstract: A cart for use with an ultrasonic imaging apparatus, comprising: a supporting part, a cart body and a bottom part; said cart body is connected to the supporting part and the bottom part; said supporting part is provided with an interface thereon for supporting and connecting the ultrasonic imaging apparatus; said cart body is an elevator structure provided with a power cable therein for supplying power to the ultrasonic imaging apparatus; the lower portion of the supporting part and the upper portion of the bottom part are both provided with a power socket; said power cable is a coiled cord structure, and its two ends are connected to the two power sockets; a stretchable elastic component having elastic recovery is provided inside the coiled cord structure of the power cable.

Abstract: A CT collimator comprising: a first gate and a second gate arranged in parallel on a slide rail, the first gate being fixed to a support rack of the CT collimator via elastic members; an electromagnet system arranged on one of the first gate and the second gate; and a metal plate arranged on the other side of the one of the first gate and the second gate relative to the electromagnet system, one end of the metal plate being fixed on the other of the first gate and the second gate and the other end of the metal plate extending to below the electromagnet system, wherein the electromagnet system is configured to engage the first gate and the second gate via the metal plate when the electromagnet system is triggered.

Abstract: An embodiment of the present invention discloses a LED lamp as well as a X-Ray device and a collimator comprising the LED lamp. The LED lamp comprises a single LED chip serving as the light-emitting member of the LED lamp for emitting light beams; and a convex lens mounted in front of the LED chip for converging the light beams emitted from the LED chip. Embodiments of the invention can save power, reduce cost, and facilitate mass production and assembly.

Abstract: A wall stand comprising a column, a detector box, a support arm configured to support the detector box, a rotary shaft mounted on the support arm, a rotary bracket attached to the detector box, wherein the rotary bracket is rotatable around the rotary shaft, and a drive mechanism configured to move the detector box on a plane supported by the rotary bracket in a direction perpendicular to an axial direction of the rotary shaft.

Abstract: A medical image display apparatus for displaying medical images of a biological tissue includes a physical quantity calculator that calculates a first physical quantity related to elasticity of the biological tissue, and a display image control unit that displays a first elastic image having a display form corresponding to the first physical quantity calculated by the physical quantity calculator and a second elastic image having a display form corresponding to a second physical quantity related to elasticity of the biological tissue calculated by other another medical image display apparatus as the medical images. The display image control unit displays images in which portions having a same elasticity in the biological tissue in a same display form as the first and second elastic images.

Abstract: An ultrasonic diagnostic device is provided. The ultrasonic diagnostic device includes an ultrasonic probe configured to acquire an echo signal by transmitting and receiving ultrasonic waves to and from a test object, a probe identification part configured to identify information about a position and orientation of the ultrasonic probe, a biopsy needle identification part configured to identify information about a position and orientation of a biopsy needle to be inserted into the test object, and a control part which controls at least one of two processes based on positional relations between the ultrasonic probe and the biopsy needle, the positional relations identified by the information from the probe identification part and the information from the biopsy needle identification part, wherein one of the two processes is the transmission and reception of the ultrasonic waves, and the other of the two processes is data processing based on the echo signal.

Abstract: An ultrasonic transducer drive circuit for driving an ultrasonic transducer by outputting pulses including a positive pulse and a negative pulse to an output line is provided. The ultrasonic transducer includes a positive voltage supply circuit, a negative voltage supply circuit, a current-inflow-type ground clamp circuit configured to operate when voltage in the output line is positive voltage, and a current-outflow-type ground clamp circuit configured to operate when voltage in the output line is negative voltage, wherein the current-inflow-type ground clamp circuit is configured to enter an operation state at a time of generating the negative pulse in a state where the voltage in the output line is positive voltage, and the current-outflow-type ground clamp circuit is configured to enter an operation state at a time of generating the positive pulse in a state where the voltage in the output line is negative voltage.

Abstract: A cross arm for X-ray equipment. The cross arm comprises a guide on the cross arm, a tube on the guide, and a linkage device, wherein the tube is configured to move along the guide when the cross arm rotates.

Abstract: A gravity balance device for a cross arm of X-ray equipment, the gravity balance device is mounted within the cross arm for maintaining gravity balance of the cross arm, the gravity balance device comprises a counter weight module, configured to move along in a direction opposite to a moving direction of a tube of the X-ray equipment.

Abstract: A display device configured to display an endoscopic image obtained by an endoscope for observing an object is provided. The display device includes a projecting unit configured to project coordinate axes set to the object onto the endoscopic image, and a display unit configured to display thereon the endoscopic image and the coordinate axes projected onto the endoscopic image.

Abstract: A method for implementing a switching between a body coil and a head coil in a nuclear magnetic resonance imaging system comprising the body coil, the head coil and a power amplifier component, wherein the power amplifier component comprises sets of power amplifiers, each set of power amplifiers comprising channels of power amplifiers combined by a Wilkinson circuit, a combiner configured to combine signals from the sets of power amplifiers and to connect the sets of power amplifiers to the body coil, a first switching device comprising a first terminal configured to be grounded, a second switching device connected in series in a resistor branch of the Wilkinson circuit, and a ¼ wavelength transformation transmission line located between the second switching device and the head coil, the method comprising connecting the power amplifier component to the body coil or the head coil by setting states of both switching devices.

Abstract: A magnetic resonance apparatus for performing a scan for generating a first magnetic resonance signal from an imaged part including a moving part is provided. The magnetic resonance apparatus includes a coil having a plurality of channels configured to receive the first magnetic resonance signal, a channel selecting unit configured to select a first channel disposed near an end of the moving part from the plurality of channels, and a generating unit configured to generate a biological signal including motion information indicating a movement of the imaged part in the scan, based on the first magnetic resonance signal received by the first channel.

Abstract: A locking mechanism for probe connector that is connected to a shaft of the probe connector, includes a door and a drive assembly for releasing or locking the probe connector by opening and closing of the door.

Abstract: A reception circuit disposed within an ultrasound probe is provided. The reception circuit includes, at least one amplifying unit configured to amplify echo signals received by ultrasound transducers, and at least one delay unit connected to the amplifying unit and including a first circuit and a second circuit each configured to apply a delay time to an output from the amplifying unit, wherein the first and second circuits each have a plurality of capacitor banks. Each capacitor bank includes two or more capacitors each configured to write therein a signal amplified by the amplifying unit, wherein the two or more capacitors are different from one another in capacitance, write switches configured to write an output current into the first and second capacitors of the two or more capacitors, and read switches configured to read the output written into the first and second capacitors.

Abstract: A system for wireless detector application in a medical system is provided. The system includes at least three host wire adapters configured to receive beacon messages broadcast periodically by a wireless detector, and obtain information about the wireless detector based on the received beacon messages. The system further includes a controller configured to receive information about the wireless detector from the at least three host wire adapters, and determine a position of the wireless detector based on the received information.

Abstract: An ultrasound diagnostic apparatus includes: an ultrasound probe that performs ultrasound transmission/reception in Doppler mode and ultrasound transmission/reception in other mode than Doppler mode; and a Doppler processing unit that performs quadrature detection on an echo signal generated from the ultrasound transmission/reception for Doppler mode and then generates a Doppler spectrum signal. The Doppler processing unit includes a signal estimation unit that performs an extrapolation process to estimate missing part of the Doppler spectrum signal resulting from the ultrasound transmission/reception for other mode.

Abstract: Embodiments of the present invention relate to the technical field of RF circuits, and in particular, to a balun. In an embodiment of the present invention, a balun is provided which comprises at least two coaxial cables, each of which is wound into at least one loop, and the inner and outer conductors of one end of all coaxial cables are connected respectively to each other and the inner and outer conductors of the other end are also connected to each other. The novel balun according to the embodiments of the present invention has a small size but a large power capacity and low cost, and can be used in a magnetic field environment.