Abstract: An image generating method is provided. The method includes performing a rearrangement process and an interpolation process on fan beam projection data, the fan beam projection data acquired by a scan that includes rotating a radiation source and a detector having a plurality of detecting elements arranged in a channel direction, wherein the interpolation process generates equally-spaced parallel beam projection data in which channel-direction intervals are equal therebetween, and wherein the interpolation process is performed with respect to a plurality of view directions. The method further includes performing a back-projection process on the equally-spaced parallel beam projection data to thereby reconstruct an image, wherein the channel-direction intervals between the equally-spaced parallel beam projection data are smaller than a reference interval obtained by dividing an interval between the detecting elements in the channel direction by a projection enlargement rate.

Abstract: A communication method is provided. The communication method includes generating a pseudo background sound signal based on a gradient pulse control signal, performing a computation of subtracting the pseudo background sound signal from an acoustic signal having a sound signal and a background sound signal including a gradient coil drive sound signal, the acoustic signal obtained by an input device configured to receive the voice of a subject, and outputting sound based on a result of the computation, wherein a parameter of generating the pseudo background sound signal is controlled to reduce the difference resulting from the subtraction.

Abstract: An ultrasound diagnostic apparatus is provided. The ultrasound diagnostic apparatus includes a fluid position detection unit configured to detect a position of fluid in a subject, a biopsy needle position detection unit configured to detect a position of a biopsy needle to be inserted into the subject, a distance calculation unit configured to calculate a distance between the fluid and the biopsy needle, based on the detected position of the fluid and the detected position of the biopsy needle, and a notice unit configured to generate a warning when the distance calculated by the distance calculation unit is smaller than a predetermined threshold value.

Abstract: A radiation tomography system is provided. The radiation tomography system includes a radiation source configured to rotate around a subject and apply radiation to the subject, a plurality of radiation detecting elements disposed opposite the radiation source, a plurality of collimator plates partitioning the radiation detecting elements in a channel direction, the collimator plates erected such that plate surfaces of each of the plurality of collimator plates extend along a direction of radiation from the radiation source, and an aperture-width changing unit configured to change a width of each aperture formed by the plurality of collimator plates by moving a plurality of radiation absorbing members along respective end sides of the collimator plates close to the radiation source, the plurality of radiation absorbing members moveable between a first position at which the end sides are covered and a second position at which the end sides are exposed.

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.

Abstract: Embodiments of the present invention relate to the technical field of automatic testing of a graphical user interface in the technical field of software testing. Embodiments of the invention provide a method for automatically generating a test script for a graphical user interface. This method comprises defining information of each component in a tested graphical user interface, writing a test case file, and generating a file of combined values of components, and adding an operation type to each component in each file of combined values. The method further comprises determining a sequence of operations in each of the files of combined values, and generating a test script. This method reduces the tester's workload when manually programming test scripts and facilitates maintenance of test scripts.

Abstract: An image generating method is provided. The method includes performing a rearrangement process and an interpolation process on fan beam projection data, the fan beam projection data acquired by a scan that includes rotating a radiation source and a detector having a plurality of detecting elements arranged in a channel direction, wherein the interpolation process generates equally-spaced parallel beam projection data in which channel-direction intervals are equal therebetween, and wherein the interpolation process is performed with respect to a plurality of view directions. The method further includes performing a back-projection process on the equally-spaced parallel beam projection data to thereby reconstruct an image, wherein the channel-direction intervals between the equally-spaced parallel beam projection data are smaller than a reference interval obtained by dividing an interval between the detecting elements in the channel direction by a projection enlargement rate.

Abstract: A detector module configured to be included in an array of a plurality of detector modules that form a radiation detector is provided. The detector module includes a light emitting element configured to emit fluorescence upon receiving radiation, a light receiving element configured to convert the fluorescence into an electrical signal, and at least one support member located on a side opposite from said light emitting element, said at least one support member configured to support a light shielding member which covers a gap formed between adjacent detector modules in the array.

Abstract: Embodiments of the present invention relate to a ceramic rotary valve for an anesthetic vaporizer, the valve body of the rotary valve comprising a ceramic material. Embodiments of the present invention also provide an anesthetic vaporizer comprising the ceramic rotary valve and an anesthesia machine comprising the anesthetic vaporizer. Furthermore, embodiments of the present invention also provide a method of utilizing an anesthetic vaporizer comprising a ceramic rotary valve to control anesthetics concentration output by the anesthetic vaporizer.

Abstract: A transmission/reception circuit for an ultrasonic probe having an ultrasonic transducer is provided. The transmission/reception circuit includes a first drive pulse generation unit configured to generate a first drive pulse for driving the ultrasonic transducer, a switch configured to turn on and off output of a second drive pulse for driving the ultrasonic transducer to the ultrasonic transducer, the second drive pulse supplied from an ultrasonic image display apparatus body connected to the ultrasonic probe, and a delay unit configured to add a delay time to an echo signal of an ultrasonic wave received by the ultrasonic transducer.

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 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: An ultrasound diagnostic apparatus is provided. The ultrasound diagnostic apparatus includes a fluid position detection unit configured to detect a position of fluid in a subject, a biopsy needle position detection unit configured to detect a position of a biopsy needle to be inserted into the subject, a distance calculation unit configured to calculate a distance between the fluid and the biopsy needle, based on the detected position of the fluid and the detected position of the biopsy needle, and a notice unit configured to generate a warning when the distance calculated by the distance calculation unit is smaller than a predetermined threshold value.

Abstract: A method for ultrasound volume image data processing comprising acquiring ultrasound volume image data in a scan volume in which a line-like object is located, locating a position of the line-like object based on the ultrasound volume image data, defining a slab boundary box surrounding the line-like object based on the position of the line-like object, and rendering a region surrounded by the slab boundary box.

Abstract: An ultrasonic diagnosis apparatus is provided. The ultrasonic diagnosis apparatus includes a measuring unit configured to perform a measurement on an instructed part in at least one measurement ultrasonic image, a storing unit configured to store the at least one measurement ultrasonic image on which the measurement is performed, a statistical processing unit configured to perform a statistical process on results of measurements performed a plurality of times on the same object in the same subject by the measuring unit, and an image display control unit configured to read a display ultrasonic image stored in the storing unit and display the display ultrasonic image together with a statistical value obtained by the statistical processing unit.

Abstract: A radiation tomography system is provided. The radiation tomography system includes a radiation source configured to rotate around a subject and apply radiation to the subject, a plurality of radiation detecting elements disposed opposite the radiation source, a plurality of collimator plates partitioning the radiation detecting elements in a channel direction, the collimator plates erected such that plate surfaces of each of the plurality of collimator plates extend along a direction of radiation from the radiation source, and an aperture-width changing unit configured to change a width of each aperture formed by the plurality of collimator plates by moving a plurality of radiation absorbing members along respective end sides of the collimator plates close to the radiation source, the plurality of radiation absorbing members moveable between a first position at which the end sides are covered and a second position at which the end sides are exposed.

Abstract: A communication method is provided. The communication method includes generating a pseudo background sound signal based on a gradient pulse control signal, performing a computation of subtracting the pseudo background sound signal from an acoustic signal having a sound signal and a background sound signal including a gradient coil drive sound signal, the acoustic signal obtained by an input device configured to receive the voice of a subject, and outputting sound based on a result of the computation, wherein a parameter of generating the pseudo background sound signal is controlled to reduce the difference resulting from the subtraction.

Abstract: An ultrasonic diagnostic device is provided. The ultrasonic diagnostic device includes an ultrasonic probe configured to send and receive ultrasonic waves to and from a test subject, a sensor provided in the ultrasonic probe and configured to detect a dynamic state of the ultrasonic probe, a dynamic analysis section configured to analyze the dynamic state of the ultrasonic probe based on a detection signal of the sensor, and a control section configured to perform a control operation of the ultrasonic diagnostic device corresponding to the dynamic state of the ultrasonic probe as identified from the analysis by the dynamic analysis section.

Abstract: An ultrasonic probe is provided. The ultrasonic probe includes a reflection layer between an ultrasonic transducer and a backing layer, the reflection layer configured to reflect an ultrasonic wave transmitted from the ultrasonic transducer, wherein the backing layer includes a backing material, and wherein a thermally-conductive layer of material having a thermal conductivity higher than that of the backing material is formed over a surface of the backing layer.