Abstract: A light source apparatus for endoscope includes a light source, a collective lens, a light shielding member which shields at least a part of the light emitted from the light source, and allows light which is not shielded, to be transmitted as transmitted light, an optical fiber on which, the transmitted light transmitted through the light shielding member is incident, a holding member which includes a heat insulating member, and holds at least one of the light source, the collective lens, and the light shielding member by fixing at a respective position thereof, and a heat exhausting member which exhausts heat generated in the light shielding member to an outside of the holding member.

Abstract: An endoscope including: a shaft; a main body arranged at a proximal end of the shaft; an eyepiece arranged at a proximal end of the main body; an eyepiece system tube, in which the eyepiece is arranged; an eyepiece cone arranged at a proximal end of the eyepiece, wherein the eyepiece cone comprises at least two parts; and an electronic component arranged between the at least two parts of the eyepiece cone; wherein the electronic component is connected to an electronic circuit arranged inside the endoscope and outside the eyepiece system tube.

Abstract: An endoscope apparatus includes: a light source apparatus; an image pickup apparatus configured to pick up an image of an object including a region containing hemoglobin irradiated with illumination light and output an image-pickup signal; and a processor. The processor performs predetermined image processing on at least one of a first image and a second image and outputs the one image, the first image being obtained by performing image pickup of the object irradiated with the first light, the second image being obtained by performing image pickup of the object irradiated with the second light, and generates an observation image by using the first and second images obtained as a processing result of the predetermined image processing.

Abstract: An endoscope apparatus includes an endoscope having a lens, an actuator, and an endoscope memory, and a processor having a driving circuit and a processor memory and connected to the endoscope. The processor judges whether there is abnormality or not in at least one of the actuator or the driving circuit by using information on a signal transmitted from the driving circuit to the actuator, first judgement information read from the endoscope memory, and second judgement information read from the processor memory.

Abstract: A connector includes a first port, a second port, a first sealing member and a second sealing member. The first port and the first pipe sleeve portion are connected with each other such that at least a part of the first port and at least a part of the first pipe sleeve portion engage with each other by fitting and overlap with each other, and a first sealing member is positioned between two overlapping portions. The second port and the second pipe sleeve portion are connected with each other such that at least a part of the second port and at least a part of the second pipe sleeve portion engage with each other by fitting and push each other, and a second sealing member is positioned between two pushing portions.

Abstract: An image pickup unit includes a three-dimensional substrate which includes a recess portion and an image pickup module which is installed in the recess portion, and the recess portion includes a first recess portion, a second recess portion which communicates with the first recess portion and which has a wider opening and a shallower depth than the first recess portion, and a third recess portion which is formed by providing a notch from a bottom surface of the second recess portion in a depth direction of the first recess portion.

Abstract: An image pickup unit includes: a three-dimensional wiring board including a recess on a first principal surface, in which a wall surface of the recess has an inclination angle of an upper region that is smaller than an inclination angle of a lower region; a stacked device disposed in the recess, the stacked device including an optical system and an image pickup device; and resin disposed in a gap between the recess and the stacked device.

Abstract: A method for closing a wound in a tubular organ using a suture thread includes: a first step of connecting a first edge portion and a second edge portion with the suture thread; and a second step of connecting a third edge portion and a fourth edge portion with the suture thread. The first step includes passing the suture thread through a first position on a mucosal surface of at least one of the first edge portion and the second edge portion. The second step includes passing the suture thread through a third position on the mucosal surface of at least one of the third edge portion and the fourth edge portion. A shortest distance between the wound and the third position is larger than a shortest distance between the wound and the first position.

Abstract: A fluid perfusion apparatus includes: a suction conduit for suctioning a fluid from inside a living body; a suction source connected to the suction conduit and configured to suction the fluid at a first flow velocity via the suction conduit; a suction control apparatus connected to the suction conduit and configured to control a flow of the fluid suctioned via the suction conduit; and a control circuit configured to control the suction control apparatus. The control circuit performs control for reversing the flow of the fluid suctioned via inside the suction conduit by the suction control apparatus, to generate a backflow, after controlling suction at the first flow velocity by the suction source for a predetermined period of time and to cause the suction control apparatus to perform re-suction at a second flow velocity greater than the first flow velocity after continuing the backflow for the predetermined period of time.

Abstract: An image pickup unit includes: an image pickup member configured to output an image pickup signal; a sensor; a three-dimensional wiring board including a surface on which the image pickup member is mounted and a different surface on which the sensor is mounted; a signal cable electrically connected to the three-dimensional wiring board; a frame member housing the image pickup member, the sensor, the three-dimensional wiring board, and a distal end portion of the signal cable; a first resin sealing the sensor; and a second resin sealing the distal end portion of the signal cable and having a lower elastic modulus than an elastic modulus of the first resin.

Abstract: A phototherapy assistance method for assisting phototherapy applied to an affected area using a photo-responsive medical agent. The phototherapy assistance method including obtaining blood flow related information regarding blood flow of the affected area, generating progression degree related information regarding progression degree of the phototherapy in the affected area by associating the blood flow related information with the progression degree, and indicating the progression degree related information.

Abstract: Provided is phototherapy progress measuring method for measuring a progress of a phototherapy of an affected portion by employing a fluorescent agent. The method includes: detecting a first fluorescence intensity, which is an intensity of fluorescence generated in the affected portion as a result of radiating therapeutic light beam onto the affected portion; and calculating, by employing the first fluorescence intensity and reference data, progress information representing the progress of the phototherapy of the affected portion. The reference data are determined on the basis of a fluorescence intensity associated with the fluorescent agent that is in the affected portion and that is not involved in the phototherapy.

Abstract: An endoscope includes a tube including a cable, an operation section connected to the tube, and a connector unit that connects the tube and the operation section. The operation section inserts the cable. The connector unit is movable between a first state and a second state to change a separation distance between a distal end of the tube and the operation section.

Abstract: An image pickup unit includes a stacked device in a substantially rectangular parallelepiped shape including an external electrode, and a three-dimensional wiring board including a bonding electrode and an alignment mark on a bottom surface of a recess on a first principal surface and a projection, on a side surface, projecting in a first direction parallel to a wall surface of the recess, in which the external electrode of the stacked device that is disposed in the recess is bonded to the bonding electrode, and on the bottom surface, an area of a region in which a first region where the bonding electrode is virtually moved in the first direction and the alignment mark are superposed on each other is less than 50% of an area of the alignment mark.

Abstract: A resin composition for a medical device to be subjected to gas low-temperature sterilization includes a resin and an ion exchanger.

Abstract: An endoscope system includes a light source that irradiates a predetermined first and second narrowband light; an imaging sensor that captures an image of return light of the first narrowband light and the second narrowband light from the subject, and generates an image signal of the image; and a processor being configured to identify a first color of a first portion and a second color of a second portion based on a difference of an optical density with respect to hemoglobin in the image signal in every frame of the image, the first portion corresponding to a bleeding area, and the second portion corresponding to an area other than the bleeding area within the subject, and correct the first color and the second color based on the identified first and second color while maintaining a color difference between the identified first and second color in a predetermined range.

Abstract: A reusable rotating ultrasound capsule for mounting to a distal end of a catheter. An exemplary device includes a motor compartment having a proximal face and a distal end. A sensor compartment includes a cap that seals with the motor compartment. A motor located within the motor compartment includes a drive component and a shaft rotatably coupled to the drive component and extending distally from the motor compartment into the sensor compartment. The shaft includes an ultrasound transducer. A plurality of electrical contacts are mounted on the proximal face. At least two of the electrical contacts are electrically coupled to the motor. A rotational electrical coupler includes a rotational component mechanically coupled to the shaft and electrically coupled to the ultrasound transducer and a stationary component mechanically coupled to the motor compartment and electrically coupled to one or more of the plurality of electrical contacts.

Abstract: A learning data generating apparatus receives first training data, first correct answer information, and second training data, inputs the first and second training data into a neural network to thereby cause the neural network to output first and second array groups each constituted of a plurality of arrays, identifies a first array from the first array group based on the first correct answer information, the first array being an array corresponding to the recognition target, and compares the first array and each of the plurality of arrays constituting the second array group, to create second correct answer information corresponding to the second training data.

Abstract: An ultrasound endoscope includes: an ultrasound transducer including a piezoelectric element that includes a plurality of grooves with a groove filling material filled in the plurality of grooves, the groove filling material including the following (1) to (3): (1) an epoxy resin; (2) at least one filler selected from the group consisting of diamond, aluminum oxide, silicon oxide, silicon carbide, boron carbide, iron oxide (III), chromium oxide (III), and cubic boron nitride; and (3) an aliphatic diol diglycidyl ether.

Abstract: An endoscope system includes an insertion portion receiving a first force from an enteric canal and applying a second force, which is a reaction, to the enteric canal, a detection device detecting a position of the insertion portion, and a processor. The processor calculates a position of a point of application, a direction, and a magnitude of the first force, performs an arithmetic operation of a shape/position of the insertion portion based on an output from the detection device, determines a reaction position at which the second force is received, based on position information of the insertion portion and on position information of the point of application of the first force, sets two fixed points where the enteric canal is fixed, and calculates information of a third force and a fourth force directed toward the two fixed points from the reaction position with respect to the second force.

Abstract: A distal end member of an insertion apparatus includes: a base; a recessed portion which is recessed on a surface of the base; an opening forming surface formed on a surface of the base so as to surround a periphery of an opening of the recessed portion; and a lid member with a plate shape including a contact surface which is larger than the opening of the recessed portion and is brought into contact with the opening forming surface, the lid member closing the opening of the recessed portion by bringing the contact surface into contact with the opening forming surface. The lid member is formed so as to expose at least a portion of a side surface of the lid member disposed adjacently to the contact surface of the lid member to an outer surface of the base.

Abstract: The endoscope system includes: a laser diode for an endoscope that emits illumination light whose amount can be controlled; an image pickup device that outputs an image pickup signal of an image obtained by receiving reflected light of the illumination light; a photodiode that receives a part of the illumination light of the laser diode; a thermistor that detects a temperature of the laser diode; a thermistor that detects a temperature of the photodiode; a detection light amount temperature correction circuit that corrects an amount of light received by the photodiode based on the temperature of the photodiode; and a laser diode control circuit that controls driving of the laser diode so that an amount of the illumination light becomes a set value based on a corrected amount of received light corrected by the detection light amount temperature correction circuit and the temperature of the laser diode.

Abstract: A surgical tool including a housing having a proximal end and a distal end, a yoke disposed within the housing between the proximal end and the distal end, a handle pivotally coupled to the housing, and a pivot assembly coupling the yoke to the housing. The pivot assembly includes a first link having a first end and a second end. The first end of the first link is rotatably coupled to the housing and the second end of the first link rotatably coupled to a second link at a first end of the second link. The second link has a second end rotatably coupled to the yoke. The handle is coupled to the pivot assembly such that movement of the handle causes movement of the yoke.

Abstract: An image acquisition apparatus includes an optical system including a lens and forming a subject image; an image acquisition device having an image acquisition surface on which the subject image is formed and acquiring a plurality of images; a shifting mechanism causing the device and system to relatively shift in a direction parallel to the surface; and a processor configured to: calculate a movement amount of the subject image on the surface; calculate a relative shift amount of the device and system on the basis of the calculated movement amount; and cause the device and system to relatively shift, between acquisitions of the plurality of images, by the calculated shift amount. The device acquires a plurality of pre-images before acquiring the plurality of images, and the processor is configured to calculate the movement amount of the subject image from a movement amount of the subject between the plurality of pre-images.

Abstract: An image display system includes a first processor disposed in a first system and a second processor disposed in a second system. The first processor is configured to transmit two or more first images to the second system and receive two or more second images from the second system. The first processor is configured to transmit, to the second system, first identification information added to a second image displayed on a monitor when a release signal has been received. The second processor is configured to acquire a temporary image to which the same second identification information is added as the first identification information among two or more temporary images stored on a buffer.

Abstract: An overtube for an endoscope includes: a tube body having a main lumen through which the endoscope is inserted and an air-supply lumen through which gas flows; a fixing balloon provided on an outer peripheral surface of a distal end of the tube body, expandable outward from the outer peripheral surface and contractible toward the outer peripheral surface; an air supply device configured to send the gas to the air-supply lumen; and an airtight valve unit having a tubular portion communicating with the main lumen at a rear end of the tube body, the airtight valve unit closing the gap between the endoscope inserted through the tubular portion into the main lumen and an inner peripheral surface of the tubular portion.

Abstract: An endoscope operation support apparatus (2000) acquires a shape data sequence (50) representing a temporal change of shape data of an endoscope scope (40). The endoscope operation support apparatus (2000) determines an insertion method used for insertion of the endoscope scope (40) using the shape data sequence (50). The endoscope operation support apparatus (2000) outputs insertion method information (20) regarding the determined insertion method.

Abstract: An electrode for a high-frequency medical device in which a coating film is formed on at least a part of a surface of a treatment section of the medical device, wherein the coating film includes a silicone resin, and at least one type of filler having conductivity. Particles of the fillers are fusion-bonded to each other to form a conductive path, and/or a particle of the filler and an electrode substrate disposed on a surface of the treatment section are fusion-bonded to form a conductive path.

Abstract: A system and method are provided for using artificial intelligence for patent valuation. The method includes obtaining a master list of patent classification codes used by a patent office. The method also includes, for each patent issued by the patent office: obtaining a respective set of patent classification codes assigned to the respective patent and forming a respective training vector. Each element in the respective training vector is a categorical variable that specifies whether a patent classification code is included in the respective set of classification codes. The system receives a respective user-specified value metric for each patent. The method also includes training a machine learning model according to a training data table that includes the training vectors. The machine learning model is configured to predict value metrics for patents according to their corresponding patent classification codes.

Abstract: An authentication method for endoscope includes acquiring a first identification information stored in a first memory of the endoscope, acquiring a second identification information stored in a second memory of the endoscope, comparing the acquired first identification information with the acquired second identification information, and based on a result of the comparing, performing a first processing or a second processing.

Abstract: An image pickup apparatus for endoscope includes a resin member in which an outer dimension of a third main surface is equal to an outer dimension of a second main surface, an image pickup member having a light receiving surface smaller than the second main surface, and having a first external electrode on a back surface covered by the resin member, a fan-out wiring provided to extend between an inside and an outside of an extension space, the extension space being an extension of the image pickup member in an optical axis direction, a first through wiring penetrating through the resin member, and provided in the inside of the extension space, a first bonding electrode connected with the external electrode through the first through wiring and the fan-out wiring and forming the fan-out wiring provided on the third main surface, and an electric cable bonded to the first bonding electrode.

Abstract: An ablation system includes: an endoscope; an ablation treatment tool; an overtube; a first operation member that is provided at a base end portion of the overtube; and a second operation member that is attachable to and detachable from an intermediate position in a longitudinal direction of an insertion portion of the endoscope. The overtube has a balloon that is configured to fix the overtube to the gastro-intestinal tract; the insertion portion and the ablation treatment tool can be integrally moved in the overtube in the longitudinal direction; and the first and second operation members each have a finger holder that holds at least one finger of one hand. The first operation member is distinct from the overtube, and is attachable to and detachable from an outer circumferential surface of the overtube, at an arbitrary position in the longitudinal direction of the overtube.

Abstract: A booster apparatus includes a voltage conversion control circuit configured to generate second power supply voltage, based on the ground voltage, first power supply voltage, and a driving clock signal. The voltage conversion control circuit includes: a booster circuit configured to generate the second power supply voltage based on an input booster clock signal; a clock buffer configured to generate the booster clock signal and output the generated booster clock signal to the booster circuit; and a voltage comparator that includes: a first voltage generation circuit configured to generate a first signal with a first voltage level; a second voltage generation circuit configured to generate a second signal with a second voltage level; and a comparator configured to compare the first voltage level and the second voltage level and control input of the driving clock signal to be supplied to the clock buffer based on a comparison result.

Abstract: An endoscopic image processing apparatus includes an image acquiring unit, a region-of-interest detection unit, a detection cessation determination unit, a display determination unit, and a display output unit. The detection cessation determination unit determines whether a detection of a region of interest in the region-of-interest detection unit has ceased. The display determination unit performs a display propriety determination as a determination of whether to display assisting information on a display unit, when a cessation determination is acquired in the detection cessation determination unit. The assisting information is information for assisting the region of interest, the detection of which has ceased, to be restored on a screen of a display unit.

Abstract: An endoscope system includes: an illumination portion that includes a light source and that is configured to radiate an illumination light beam having a spatially nonuniform intensity distribution onto an imaging subject; a first imager and a second imager disposed at positions that are different from each other and configured to respectively acquire a first illumination image and a second illumination image of the imaging subject being illuminated with the illumination light beam; and at least one processor configured to: create a first deep-layer image and a first surface-layer image from the first illumination image and create a second deep-layer image and a second surface-layer image from the second illumination image; and create a combined deep-layer image by combining the first deep-layer image and the second deep-layer image on the basis of pixel values of the first and second surface-layer images.

Abstract: A stent includes a first tubular unit that has a cylindrical tubular shape and a mesh circumferential surface; and a second tubular unit that has a cylindrical tubular shape and a mesh circumferential surface, and is connected to the first tubular unit in a longitudinal axis direction of the stent. The first tubular unit has a first-first direction bent portion which is bent to be convex toward the first direction side that is one side of the longitudinal axis direction, the second tubular unit has a second-second direction bent portion which is bent to be convex toward the second direction side that is the other side of the longitudinal axis direction, and the first-first direction bent portion and the second-second direction bent portion form a first connecting portion that is connected so as to be relatively movable.

Abstract: An endoscope includes: an imaging controller configured to drive in a first operation mode for operating an imager in accordance with an input first clock signal or in a second operation mode for operating the imager in accordance with an input second clock signal different from the first clock signal; a switch configured to output, to the imaging controller, a switching signal for switching the previously set second operation mode to be driven by the imaging controller to the first operation mode; and a first generator configured to generate a first enable signal causing the switch to output the switching signal based on the first clock signal when the first clock signal is input from an external processing device, and output the generated first enable signal to the switch.

Abstract: An ultrasound transducer includes: a flexible board configured to receive and output an electrical signal through a signal line; a plurality of piezoelectric devices that are electrically connected to the board and are aligned in a row, each piezoelectric device being configured to transmit and receive an ultrasound wave; a plurality of leads extending the signal line and protruding from an end portion of the board, each lead being electrically connected to the piezoelectric device in a curved manner; and a plurality of sheets that are arranged to prevent the leads from being in contact with each other, each sheet being provided on the lead and having an insulation property.

Abstract: A distal end portion of an endoscope includes: a moving mechanism configured to change a protruding direction of a treatment instrument; a base made of metal and including a supporting portion configured to rotationally support the moving mechanism; a cover member made of resin, the cover member being fitted to the base so as to cover the moving mechanism and including an opening portion formed at a position at which the moving mechanism is placed; an electronic component disposed in the cover member; and a wiring pattern electrically connected to the electronic component, the wiring pattern being provided in the cover member.

Abstract: A method of operating a connector unit of an endoscope system, the method including engaging a first engagement portion of a first connector with a second engagement portion of a second connector to electrically connect a first wire to a third wire via a second wire, electrically disconnecting the first wire and the second wire, and detaching the first engagement portion from the second engagement portion. The first connector includes the first wire electrically connected to the second wire. The second connector includes the third wire.

Abstract: An image pickup unit includes: an image sensor; a physical quantity detection sensor; and a holding member that is provided with a wiring connection member to which a cable is connected, in which a distal end of the stress detection sensor is provided between the physical quantity detection sensor and the wiring connection member.

Abstract: An image pickup unit includes: a three-dimensional wiring board having a recess; a stacked device including multiple optical elements and an image pickup device housed in the recess; and sealing resin filling a gap between the recess and the stacked device, in which the multiple optical elements include a composite element having a first optical member and a second optical member disposed on the first optical member, the second optical member has an elastic modulus smaller than an elastic modulus of the first optical member and an elastic modulus of the image pickup device, and larger than or equal to an elastic modulus of the sealing resin, and the sealing resin has a thermal expansion coefficient larger than a thermal expansion coefficient of the first optical member and a thermal expansion coefficient of the image pickup device, and smaller than a thermal expansion coefficient of the second optical member.

Abstract: An image pickup unit includes: an image pickup device; a flat circuit board; a three-dimensional circuit board; plural electronic components; and plural cables, in which the three-dimensional circuit board includes: a first surface; a second surface; a third surface; a fourth surface; a fifth surface; and a sixth surface, in which on one of the first surface to the sixth surface, a recessed portion is formed and a connection terminal portion is formed in an inner surface of the recessed portion, one of the plural electronic components or the plural cables is mounted on or connected to the connection terminal portion, the recessed portion is formed, in a site where the first surface and the sixth surface cross each other, from the second surface toward the third surface, the recessed portion having a wall surface parallel to the second surface, and one of the electronic components is mounted.

Abstract: An image pickup module includes a first case including an image sensor and one or more of first connectors, and a second case including a power source and one or more of second connectors. A first one of the first connectors is electrically connected to a first one of the second connectors to form a power supply connection between the image sensor and the power source. A second one of the first connectors is electrically connected to a second one of the second connectors to form a ground connection between the image sensor and the power source.

Abstract: An image processing apparatus is provided with a processor. The processor is configured to receive a moving image acquired by an endoscope; classify a scene of the moving image; and determine observation coverage of the moving image using a determination method corresponding to the classified scene.

Abstract: A detection unit has a function of detecting the end of an operation check mode for checking the operation of a medical device and detecting the start of a use mode for using the medical device. A record processing unit records information indicating that the medical device has been used once in a recording unit when the detection unit detects the end of the operation check mode and the start of the use mode.

Abstract: An electrode instrument and a resectoscope, wherein a cross section of the at least one electrode carrier is locally enlarged between the distal end of the electrode carrier and a guide element.

Abstract: An information processing system includes a storage device configured to store therein information of a trained model, and a processor. The processor performs a detection process based on the information of the trained model, and outputs position information detected in the detection process, the detection process being a process that detects the position information about an object from a detection image. The trained model is trained based on training data in which an object in a training image is added with multiple annotations, and is trained to output position information about the object in the training image based on an overlapping relationship of the multiple annotations.