Abstract: The ultrasonic probe for a shoulder joint includes a curved extending section curved to a probe main body toward a first intersecting direction intersecting a longitudinal axis. The curved extending section includes a first curved outer surface facing the first intersecting direction, a second curved outer surface facing a second intersecting direction opposite of the first intersecting direction, a third curved outer surface facing a first width direction perpendicular to the first and second intersecting directions, and a fourth curved outer surface facing a second width direction opposite of the first width direction. A cutting surface on the second curved outer surface is different from a cutting surface on each of the third curved outer surface and the fourth curved outer surface in extending pattern of the grooves.
Abstract: In the biopsy system according to one embodiment, the needle tube of the treatment tool has the minor axis of the flattened portion and the bending plane of the bending portion parallel to each other. Accordingly, the needle tube is easily bent in the bending direction of the bending portion, and even in an endoscope that has few bendable directions and is bendable, for example, in only two directions (e.g., up and down), the bending operation of the bending portion is not easily hindered. As a result, even after the treatment tool for endoscopes is inserted into the endoscope, the bending portion can be easily bent with a predetermined bending amount, and a procedure can be easily performed.
Abstract: An image processing device includes a processor including hardware, the processor being configured to calculate comparison result information through a comparison process performed on the results of a census transform process performed on a first image and the results of the census transform process performed on a second image, set weight information, calculate a cost using the comparison result information and the weight information, calculate the amount of disparity using the cost, set a first weight having as low degree of contribution to the cost on a neighboring pixel which is determined to be affected by noise to a large extent among a plurality of neighboring pixels, and set a second weight having a high degree of contribution to the cost on a neighboring pixel which is determined to be affected by noise to a small extent among the plurality of neighboring pixels.
Abstract: This method for detecting a target particle comprises (a) preparing a solution containing a target particle, a luminescent probe that binds to the target particle and a particle for separation and recovery, or containing the target particle bound to the luminescent probe, the luminescent probe and the particle for separation and recovery, and forming a complex composed of the target particle, the luminescent probe and the particle for separation and recovery in the solution, (b) recovering the particle for separation and recovery from the solution by solid-liquid separation treatment after the (a) and preparing a sample solution containing the particle for separation and recovery, and (c) calculating the number of the complex present in the sample solution according to a scanning molecule counting method, wherein the particles for separation and recovery bind to a complex composed of the target particles and the luminescent probe.
Abstract: A cell evaluation method includes: a labeling step of labeling at least some of cells constituting a cell clump with a chemical substance; an image-capturing step of acquiring a plurality of slice images of the labeled cells, for at least part of the cell clump; an evaluating step of evaluating the characteristics of the cells on the basis of the plurality of slice images; a 3D-image creating step of creating a 3D image of at least part of the cell clump by subjecting the plurality of slice images to image processing; a center-of-gravity determining step of determining, from the 3D image, a center-of-gravity position of the cell clump; and an organizing step of organizing evaluation results obtained in the evaluating step, with respect to the distance from the center-of-gravity position.
Abstract: An ultrasonic treatment device includes a connecting unit. The connecting unit including a first engagement portion which engages with a first screw portion and a second engagement portion which engages with a second screw portion, the connecting unit connecting a probe and a vibration generating unit to transmit the ultrasonic vibrations to the probe by rotation relative to the vibration generating unit and a treatment unit in a first direction around a longitudinal axis, and disconnecting the probe and the vibration generating unit from each other by rotation in a second direction opposite to the first direction.
Abstract: A fluorescence observation apparatus including a light source that radiates illumination light and excitation light; a return-light-image generating portion and a fluorescence-image generating portion that generate a return-light image and a fluorescence image, respectively; a fluorescence detecting portion that detects a fluorescence region in the fluorescence image; a return-light-image adjusting portion that adjusts gradation values of the return-light image; a superimposed-image generating portion that generates a superimposed image by using the return-light image, in which the gradation values have been adjusted, and the fluorescence image; and a coefficient setting portion that sets, in the case in which the fluorescence region is detected, a degree-of-reduction of the gradation values, so that the gradation values of the return-light image are decreased as compared with the case in which the fluorescence region is not detected.
Abstract: Provided is an image display device including: a light source part (200) for emitting coherent light; and a plurality of phase shift elements (301) arranged in two-dimensional directions, the device further including a phase shift part (300) for scanning the wavefront of the coherent light from the light source part (200) in two-dimensional directions, in which light is scanned in the two-dimensional directions by a phased array to thereby allow an observer to observe an image.
Abstract: A microscope is a microscope that switches an observation method between the bright-field observation and the fluorescence observation. The microscope includes an objective that irradiates a sample with excitation light and converts fluorescence from the sample into a parallel light flux, a beam splitter that splits fluorescence and excitation light from each other, and a collective lens that is arranged in such a manner that it is freely set in and removed from an optical path between the beam splitter and the objective, that has a positive power, and that is set in the optical path for fluorescence observation and is removed from the optical path for bright-field observation.
Abstract: An image processing device includes a processor, and the processor acquires a captured image that has been captured using an image sensor, the image sensor including a multi-band color filter array in which color filters that respectively correspond to four or more bands are arranged in an array, generates a low-noise reference image subjected to a noise reduction process as a reference image that is used for an interpolation process that is performed on pixel values of the captured image, and performs the interpolation process on a band basis based on the generated low-noise reference image to generate an interpolated image in which pixel values of missing pixels are interpolated.
Abstract: A light source apparatus includes an optical illumination unit that converts optical characteristics of primary light emitted from a light source unit and emits secondary light different from the primary light; and an adapter unit that outwardly emits illumination light generated based on the secondary light emitted from the optical illumination unit and that is attachable to/detachable from the optical illumination unit. A radiation angle control member converts a traveling direction of the secondary light so that the secondary light allowed to emit from a light conversion member toward the radiation angle control member in the secondary light allowed to emit from the light conversion member travels toward the adapter unit through the secondary light emit portion.
Abstract: A display device includes an image pickup device, a stroboscope, and a stroboscopic image prediction creation unit. The stroboscope applies stroboscopic light to a subject together with the photography by the image pickup device. The stroboscopic image prediction creation unit acquires distance distribution information showing the distribution of distance information relative to the subject of the photography of the subject together with the application of stroboscopic light, and predict in advance, on the basis of the distance distribution information, a stroboscopic image for the photography of the subject together with the application of the stroboscopic light.
Abstract: An imaging apparatus includes: an image comparing unit that compares a shot image shot by a photographer with a sample image selected by the photographer; an operation comparing unit that compares an operation performed when the shot image was shot with an operation performed when the sample image was shot; and an advising unit that gives the photographer advice on an image shooting method to make the shot image close to the sample image according to comparison results provided by the image comparing unit and the operation comparing unit.
Abstract: An image processing apparatus performs image processing on image data obtained by using an imaging element comprising a plurality of pixels which comprise a first pixel and a second pixel, wherein two different types of exposure times are applied between the first pixel and the second pixel. A blur amount estimation unit estimates an image blur amount. An exposure time difference calculation unit calculates an exposure time difference. A mixing ratio calculation unit determines a first ratio using a light amount detected by the first pixel to be a target and a second ratio using a light amount detected by the second pixel positioned around the first pixel based on the exposure time difference and the image blur amount. A correction unit corrects the image data based on the image blur amount, the exposure time difference, the first ratio, and the second ratio.
Abstract: An image capturing apparatus includes an optical system, an image capturing unit, a posture detection unit, and a control unit. The optical system forms an image of a light beam from an object. The image capturing unit obtains image data corresponding to the light beam by the optical system. The posture detection unit detects a posture of the image capturing apparatus. The control unit determines based on the posture whether the image capturing apparatus is in a mode to perform shooting in a state in which an optical axis of the optical system faces a zenith or in a mode to perform shooting in a state in which the optical axis of the optical system faces a photographer side. The control unit changes control in a shooting operation using the image capturing unit in accordance with a result of the determination.
Abstract: Image pickup apparatus includes imaging control circuit, keystone correction circuit, and composite circuit. Imaging control circuit acquires plurality of first images corresponding to subject image formed on imaging plane by image pickup optical system by causing imaging element to execute exposure plurality of times in accordance with imaging instruction. Keystone correction circuit corrects keystone distortion occurring in each first image due to change of attitude of body, by keystone correction based on tilt angle corresponding to each first image, and the optical characteristic, thereby generating plurality second images. Composite circuit generates third image by compositing second images.
Abstract: A moving device includes an elastic tube, a sectional shape of which is elastically deformable according to an internal pressure given by fluid, a slider unit capable of moving forward and backward in a longitudinal direction of the elastic tube according to a change in the sectional shape of the elastic tube, a brake provided in the slider unit and configured to be deformed in a direction perpendicular to the longitudinal direction of the elastic tube to be capable of coming into sliding contact with a target object, and a fluid adjusting section configured to supply air to or discharge air from the elastic tube respectively via first and second fluid supply pipes that respectively communicate with insides on a distal end side and a proximal end side of the elastic tube.
August 25, 2017
December 7, 2017
OLYMPUS CORPORATION, NPO INTERNATIONAL RESCUE SYSTEM INSTITUTE, TOHOKU UNIVERSITY
Abstract: A manipulator includes: an operating unit, and a bending assembly that is bent by operation of the operating unit, wherein: the bending assembly includes: a first link member having a first arc portion, a second link member having a second arc portion, an intermediate link member that includes a first intermediate arc portion and a second intermediate arc portion in opposition to the first intermediate arc portion, and is mounted between the first link member and the second link member.
Abstract: Example embodiments of the present invention relate to a manipulation support apparatus. The apparatus may include a processor and memory storing instructions that when executed on the processor cause the processor to perform the operation of acquiring detection data from a sensor provided in an inserted object which is inserted into a subject body. The detection data may be associated with a state of the inserted object. The apparatus then may decide setting information based on at least one of inserted object information and the user information. The apparatus then may generate support information for a manipulation of the inserted object based on the detection data and the setting information.