Daisuke Nagao has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
Abstract: Provided is a medical support system that supports medical practice by a doctor. The medical support system includes: a control unit; a recognition unit that recognizes an operative field environment; and a machine learning model that estimates an operation performed by the medical support system on the basis of a recognition result of the recognition unit. The control unit outputs determination basis information regarding the operation estimated by the machine learning model to an information presentation unit. The control unit further includes a calculation unit that calculates reliability regarding an estimation result of the machine learning model, and outputs the reliability to the information presentation unit.
June 10, 2021
September 7, 2023
KENJI SUZUKI, YOHEI KURODA, DAISUKE NAGAO, KANA MATSUURA
Abstract: An image generation device includes an imaging unit configured to convert data representing an expression level for each microRNA type into image-rendition data serving as data representing a matrix of two dimensions or more, a classification unit configured to perform classification of the image-rendition data, and a contribution-presentation-image generation unit configured to generate a contribution-presentation image representing a contribution of a specific part of the image-rendition data to the classification.
Abstract: An image forming system includes an image forming unit configured to form a print image to be printed on a recording medium, based on a raster image and print setting information, a printing unit configured to print an image on the recording medium based on the print image, an image reading unit configured to read the image printed on the recording medium to obtain a read image, and a determination unit configured to determine whether there is an error in the image printed on the recording medium, based on the read image and the raster image. In a case where there is a predetermined difference between the raster image and the read image and the predetermined difference is based on the print setting information, the determination unit does not determine that there is an error in the printed image.
Abstract: A positive electrode active material precursor for a lithium secondary battery containing at least Ni, in which S/D50 that is a ratio of a BET specific surface area S to a 50% cumulative volume particle size D50 is 2×10 to 20×106 m/g, and, in powder X-ray diffraction measurement using a CuK? ray, A/B that is a ratio of an integrated intensity A of a diffraction peak within a range of 2?=37.5±1° to an integrated intensity B of a diffraction peak within a range of 2?=62.8±1° is more than 0.80 and 1.33 or less.
Abstract: Systems and methods can comprise or involve predicting future movement information for a medical articulating arm using a learned model generated based on learned previous movement information from a prior non-autonomous trajectory of the medical articulating arm performed in response to operator input and using current movement information for the medical articulating arm, generating control signaling to autonomously control movement of the medical articulating arm in accordance with the predicted future movement information for the medical articulating arm, and autonomously controlling the movement of the medical articulating arm in accordance with the predicted future movement information for the medical articulating arm based on the generated control signaling.
Abstract: The present invention relates to a lithium metal composite oxide represented by the composition formula (I), the lithium metal composite oxide satisfies requirements (1) to (3): (1) a ratio (I1/I2) of an integral intensity I1 of a diffraction peak in a range of 2?= 36.7 ± 1° with respect to an integral intensity I2 of a diffraction peak in a range of 2?= 64.9 ± 1° in a powder X-ray diffraction measurement for the lithium metal composite oxide using Cu—K? ray is 2.0 or more; (2) a BET specific surface area is 0.7 m2/g or less; and (3) a 10% cumulative volume particle size D10 is 5 µm or more.
Abstract: The present invention relates to a lithium composite metal oxide which satisfies the requirements (1) and (2) described below. Requirement (1): The ratio of the half width A of the diffraction peak within the range of 2?=64.5±1° to the half width B of the diffraction peak within the range of 2?=44.4±1°, namely A/B is from 1.39 to 1.75 (inclusive) in powder X-ray diffractometry using a Cu—K? ray. Requirement (2): The ratio of the volume-based 90% cumulative particle size (D90) to the volume-based 10% cumulative particle size (D10), namely D90/D10 is 3 or more.
Abstract: There is provided an endoscope including a main body including a coupler to which a cable is attached, a tubular section having a tubular form, a reflector having a reflection surface that reflects light introduced from the coupler to inside of the main body and introduces the light to inside of the tubular section, a first optical system that transmits the light introduced by the reflector to the inside of the tubular section to a front-end portion of the tubular section and irradiates a subject with the light from the front-end portion, and a second optical system that transmits reflected light of the subject from the front-end portion of the tubular section to the main body side. The coupler is provided to be rotatable in the main body around a central axis of the tubular section with respect to another portion. The cable is coupled to a light source.
Abstract: A medical supporting arm according to the present disclosure includes a supporting arm and a calculation unit. The supporting arm supports an oblique-viewing endoscope. The calculation unit calculates a rotation angle of the oblique-viewing endoscope around an axis in a longitudinal direction, and an insertion amount of the oblique-viewing endoscope into a human body on the basis of a first expression that defines coordinates of a subject in a coordinate system in which an insertion opening allowing the oblique-viewing endo scope to be inserted into the human body serves as an origin, and a second expression that defines the coordinates of the subject positioned in an optical axis direction of an objective lens disposed at a distal end of the oblique-viewing endoscope in a coordinate system in which the distal end of the oblique-viewing endoscope serves as an origin.
Abstract: A medical support arm includes: a support arm that supports an endoscope; an arm control unit that is configured to cause the support arm to perform a plurality of different interference avoidance operations for avoiding an interference between the endoscope and a surgical tool while maintaining a state in which an objective lens of the endoscope is directed to an observation target; and a determination unit that determines a combination of operation amounts of the plurality of interference avoidance operations.
Abstract: A lithium composite metal oxide powder contains at least Li, Ni, an element X and an element M. The element X is at least one element selected from the group consisting of Co, Mn, Fe, Cu, Ti, Mg, Al, W, Mo, Nb, Zn, Sn, Zr, Ga and V. The element M is at least one element selected from the group consisting of B, Si, S and P. A ratio M/(Ni+X) which indicates the amount of the element M relative to the total amount of Ni and the element X exceeds 0 mol % but is not more than 5 mol %. The lithium composite metal oxide powder contains core particles and a coating substance. The coating substance contains a compound produced by reaction of the element M and lithium. A weight reduction percentage 1 when a thermogravimetric measurement is conducted under specific measurement conditions 1 is not more than 0.15 wt %.
Abstract: A medical arm system including: an arm unit that supports a medical instrument, and adapts a position and posture of the medical instrument with respect to a point of action on the medical instrument; and a control unit that controls an operation of the arm unit to adapt the position and the posture of the medical instrument with respect to the point of action and, one or more acquisition units configured to acquire environment information of a space surrounding the point of action, wherein the control unit is configured to generate or to update mapping information mapping the space surrounding the point of action on a basis of the environment information acquired by the one or more acquisition units and arm state information representing the position and the posture of the medical instrument with respect to the point of action according to a state of the arm unit.
Abstract: To accurately predict a sensor value even in the case where external force is received. A control apparatus according to the present disclosure includes a prediction section that, in an actuator including a torque sensor that detects torque generated at a driving shaft, and an encoder that detects a rotational angle of the driving shaft, predicts a detection value of the encoder on a basis of a detection value of the torque sensor, or predict the detection value of the torque sensor on a basis of the detection value of the encoder, and a trouble determination section that compares a prediction value predicted by the prediction section with an actually measured value of the torque sensor or the encoder to perform trouble determination on the torque sensor or the encoder.
Abstract: Provided is an image processing device including: an image processing unit that generates image data for output from a captured image of an inside of a body cavity of a patient photographed by an endoscope. The image processing unit generates the image data in a manner that, when a lens barrel of the endoscope is moved in an optical axis direction of an objective lens during photographing, a display range in the captured image that is a range expressed in a display image displayed on a display device does not change, during the movement and after the movement, from a display range before the movement.
Abstract: The present invention relates to a lithium composite metal oxide which satisfies the requirements (1) and (2) described below. Requirement (1): The ratio of the half width A of the diffraction peak within the range of 2?=64.5±1° to the half width B of the diffraction peak within the range of 2?=44.4±1°, namely A/B is from 1.39 to 1.75 (inclusive) in powder X-ray diffractometry using a Cu-K? ray. Requirement (2): The ratio of the volume-based 90% cumulative particle size (D90) to the volume-based 10% cumulative particle size (D10), namely D90/D10 is 3 or more.
Abstract: A positive electrode active material precursor for a lithium secondary battery, in which the following requirements (1) and (2) are satisfied. Requirement (1): In powder X-ray diffraction measurement using a CuK? ray, ?/? that is a ratio of an integrated intensity ? of a peak present within a range of a diffraction angle 2?=19.2±1° to an integrated intensity ? of a peak present within a range of a diffraction angle 2?=33.5±1° is 3.0 or more and 5.8 or less. Requirement (2): A 10% cumulative volume particle size D10 obtained from particle size distribution measurement is 2 ?m or less.
Abstract: To provide magnetic composite particles which can be separated from a sample solution in a short period of time using magnetism, and furthermore, have an excellent dispersion stability in the sample solution, which are magnetic composite particles in which an outer shell is formed on surfaces of core particles containing an inorganic oxide or a polymer, wherein the outer shell comprises magnetic nanoparticles and a silicon compound, the value of the volume average particle diameter (dTEM) of the magnetic composite particles measured by a transmission electron microscope is 30 nm or more to 210 nm or less, and the value of (dDLS)/(dTEM) which is the ratio of the value of the particle diameter (dDLS) of the particles measured by a dynamic light scattering method and the value of the volume average particle diameter (dTEM) is 2.0 or less.
Abstract: A control device includes a control unit adapted to control an articulated medical arm configured to hold a medical instrument, where the medical instrument includes a predetermined point thereon, the control unit being adapted to control the articulated medical arm in response to a spatial relationship between the predetermined point of the medical instrument and a virtual boundary set in real space and including a target opening.
Abstract: An object information obtaining apparatus includes an irradiation unit configured to irradiate the object with measurement light, a probe configured to receive an acoustic wave propagating from the object, a driving unit configured to move the irradiation unit so that a relative position of the irradiation unit with respect to the object is changed, an image capturing unit configured to capture an image of the object and a control unit. The control unit is configured to control a display unit in such a manner that an irradiation position of the measurement light is displayed on the image captured by the image capturing unit.
Abstract: An object of the present disclosure is to provide a method for producing a core-shell porous silica particle with an increased thickness of the shell. The object is met by a method for producing a core-shell porous silica particle, the method including the following steps: (a) preparing; (b) forming a shell precursor; (c) forming a shell; (d) preparing; (e) forming a shell precursor; and (f) forming a shell; wherein the steps (d) through (f) are further repeated one to three times, in which case the step of forming a shell described in step (d) refers to step (f).