Abstract: A living tissue sampling method includes inserting an endoscope inserted into a guide sheath into a body cavity of a subject, checking three-dimensional image information of a body cavity path against distal end position data of the endoscope, bringing distal ends of the endoscope and the guide sheath close to a focused region, removing the endoscope from the guide sheath while keeping the guide sheath stationed inside the body cavity, inserting a biopsy instrument into the guide sheath, and sampling living tissue of the focused region by the biopsy instrument.

Abstract: A treatment instrument includes a rotating body and a housing. The rotating body includes a connecting portion including: a supported portion having a cylindrical outer peripheral surface, and an engaged portion that is adjacent to the supported surface. The housing includes a supporting portion that is configured to support the supported portion of the rotating body, the supporting portion being rotatable around a predetermined rotation axis; and an engaging portion that is configured to generate a frictional force larger than a frictional force between the supporting portion and the supported portion by coming into contact with the engaged portion.

Abstract: An image pickup apparatus of the present invention includes a first member including an illumination optical element and an observation optical element, an image pickup device, and a second member including a signal wire and an illumination member. The first member includes a first layer substrate including an illumination window and an observation window and a second layer substrate including a first illumination element and an observation lens, the second member includes a third layer substrate including a second illumination element and an opening in which the image pickup device is disposed and a fourth layer substrate including a third illumination element and a signal wire, the first member and the second member are stacked in order of the first layer substrate, the second layer substrate, the third layer substrate, and the fourth layer substrate and integrally bonded, and the first illumination element is a light emitting element.

Abstract: An image pickup unit includes a first optical device including a lens and a spacer arranged around the lens and having a circular inner circumference, the spacer having a thickness continuously decreasing outward, an adhesive layer disposed on an adhesive surface of the spacer of the first optical device, a second optical device adhered to the first optical device by the adhesive layer, and an imager receiving light condensed by an optical system including the first optical device and the second optical device.

Abstract: An imaging device includes a camera unit and a control unit. The camera unit includes an image sensor. The control unit includes a voltage measurement circuit and a voltage adjustment circuit. A first power source voltage is transferred from the control unit to the camera unit by a power source line and is input to the camera unit as a second power source voltage. A video signal or the second power source voltage is output to a video signal line. The voltage measurement circuit is configured to measure a voltage value of the second power source voltage. The voltage adjustment circuit is configured to adjust a value of the first power source voltage based on the value of the second power source voltage.

Abstract: An endoscope includes an insertion section, a channel, a raising base and a sterilizing device. The insertion section includes a distal end portion, and the distal end portion includes a recess. The channel is disposed in the insertion section, the channel communicating with the recess and the channel configured to receive a treatment instrument. The raising base is disposed in the recess, the raising base configured to guide the treatment instrument to protrude from the recess. The sterilizing device is disposed in the distal end portion, the sterilizing device configured to sterilize one or more of the channel and the recess and the raising base.

Abstract: A reconditioning apparatus for an endoscope including a controller configured to: supply an interior of the endoscope with a fluid at a predefined pressure; supply one or more channels of the endoscope and an exterior of the endoscope with a rinsing liquid to carry out a reconditioning process using the rinsing liquid; concurrently with the supplying of the rinsing liquid, determine a temperature and a pressure in the interior of the endoscope during the reconditioning process; and when the determined pressure decreases lower than a predetermined pressure: identify the endoscope as not defective, when the decrease in the determined pressure is preceded by a corresponding decrease in the determined temperature, and identify the endoscope as defective, when the decrease in the determined pressure is not preceded by a corresponding decrease in the determined temperature.

Abstract: An imaging device includes a camera unit and a control unit. A first power source voltage is transferred from the control unit to the camera unit by a power source line and is input into the camera unit as a second power source voltage. The camera unit is configured to output a video signal, a reference signal having a reference voltage, and a voltage signal in accordance with the second power source voltage to a video signal line. The control unit is configured to measure a voltage value of each of the reference signal and the voltage signal. The control unit is configured to calculate a control value of the first power source voltage by using the measured voltage value.

Abstract: An energy treatment system and a output control method thereof according to embodiments of the present invention perform treatment by energy supply in which ultrasonic energy and high frequency energy are combined, stop or suppress discharge by reducing the output of high frequency energy within a set period when a state in which discharge is likely to occur during treatment is detected, and change the output of ultrasonic energy. In addition, in order for a user to continue treatment without feeling uncomfortable and to ensure incision performance, each output is controlled so that the set period is as short as possible or is supplemented, and also, the set period expires, and control is performed so as to reduce the possibility of discharge even at the time of returning.

Abstract: A vibration transmitter includes: a first rod including a fitting hole extending along the longitudinal axis thereof; and a second rod attached to a distal end portion of the first rod by a fitting portion fitted into the fitting hole in a state where a compressed surface pressure is received from the inner surface of fitting hole. The first rod includes: a first region in which the fitting portion is fitted into the fitting hole; and a second region positioned proximal of the first region. In the first region of the first rod, a crystal grain diameter is larger than that in the second region of the first rod.

Abstract: A guide wire gripping device is provided that includes: a sheath; an advanceable and retractable part extending along the longitudinal axis of the sheath; an operation control that moves the advanceable and retractable part along the longitudinal axis; a grasping portion having a contact surface having a peripheral edge surrounded by a distal end, a proximal end, and a pair of side ends; and a support part connected to the advanceable and retractable part and fixed to one of the pair of side ends.

Abstract: A lesion resection method includes a marking step of forming a three-dimensional marking in peripheral tissues of a lesion; a grasping step of grasping the lesion by a grasping forceps; a retracing step of pulling the marking to a hand side of a staple ejection position of a stapler by pulling the grasping forceps grasping the lesion; a ligating step of ejecting a staple from the stapler to ligate the peripheral tissues of the lesion; and a resecting step of resecting the lesion.

Abstract: An insertion portion of an endoscope including a distal end portion including: an exterior surface, a first channel including a first opening on the exterior surface, and a second channel including a second opening on the exterior surface and a third opening on the first channel. An elongated object is inserted into the first channel. A rigid portion is provided at a distal end of the first elongated object. The rigid portion including: an outer peripheral surface, and a first surface recessed from the outer peripheral surface of the rigid portion. Wherein both of the outer peripheral surface and the first surface are exposed within the third opening.

Abstract: An insertion instrument comprises an insertion portion including a bending portion provided at a distal end side of the insertion portion, a first wire provided in the insertion portion, and an operation portion provided at a proximal end side of the insertion portion. The operation portion includes a bending operation unit. The bending operation unit includes a lever having a central shaft defining a central axis, a rotor coupled to the lever, a wire attachment surface to which the first wire is attached. An inner surface of the operation portion includes a receiver body and a restriction body. The receiver body supports the rotor for rotation about the central axis and for movement of the lever from a neutral position to an inclined position, where, in the inclined position, the central shaft is inclined relative to the central shaft in the neutral position. Movement of the lever from the neutral position to the inclined position pulls the first wire to bend the bending portion.

Abstract: A first examination identification unit identifies examination data including predetermined diagnosis data from among multiple pieces of examination data held in a recorder. A second examination identification unit identifies respective pieces of examination data of multiple examinations performed on a same patient after an examination date included in the examination data identified by the first examination identification unit from among the multiple pieces of examination data held in the recorder. An information acquisition unit acquires, based on multiple pieces of examination data identified by the first examination identification unit and the second examination identification unit, a period from the examination date included in the examination data identified by the first examination identification unit until the complete cure of the patient and the number of examinations performed until the complete cure of the patient.

Abstract: A surgical system including a surgical instrument having a shaft, an image sensor positioned at a distal end of the shaft, the image sensor being configured to capture images of a target object of a living object, and a control grip is arranged at a proximal end of the shaft. The surgical system further including a monitor for displaying the images and a controller configured to display a virtual target object model image of the target object on the monitor. Where the control grip is configured to position the virtual target object model image displayed on the monitor at a determined position and rotate the virtual target object model image displayed on the monitor at the determined position.

Abstract: An insertion support system includes a state acquisition apparatus configured to acquire first information. The first information includes at least one of: a plurality of pieces of position information related to a plurality of positions of an insertion section to be inserted into an insertion target body; and a plurality of pieces of direction vector information in a longitudinal axis direction of the insertion section. The insertion support system also includes a support information calculator configured to calculate second information related to a rotation quantity of the insertion section based on the first information, and an output section configured to output the second information.

Abstract: The disclosed technology is directed to a puncture needle access system for introducing guide wire into an interior of a tubular organ. The puncture needle access system includes an endoscope having an insertion portion. An endoscopic puncture needle is configured to be engaged with the insertion portion and includes an elongated tubular sheath having a lumen that extends in a longitudinal direction through the elongated tubular sheath. A tubular needle tube is inserted movably in the longitudinal direction into the lumen of the elongated tubular sheath. The tubular needle tube includes an inclined cutting-edge face formed at a distal end. The elongated tubular sheath includes an inclined surface oriented toward a distal end of the sheath so that the inclined surface comes closer to the elongated tubular sheath. The distal end of the sheath is located on a proximal end side of the sheath relative to a distal end of the inclined surface.

Abstract: An assist device includes: a processor configured to generate a fluorescence image based on an imaging signal that is generated by capturing an image of fluorescence caused by excitation light that is applied to a living tissue, calculate a fluorescence intensity based on the fluorescence image, based on the fluorescence intensity, estimate a placement period during which a medical tool is placed in a lumen, and output placement period information on the placement period and an observation image obtained by capturing an image of the living tissue.

Abstract: A conduit cleaning tool includes a long shaft. The shaft includes a linear first part and a second part arranged on a proximal end side with respect to the first part. The second part includes a plurality of bent portions bent to a corrugated shape in a predetermined direction with respect to a longitudinal direction N, and the plurality of bent portions are configured to rub an inner surface of the conduit.

Abstract: An electrosurgical generator for supplying power, including an inverter for high voltage, which is led to an output to the connector of an electrosurgical instrument, a measurement system with at least one measurement monitor for a physical parameter at the output or at the electrosurgical instrument, and an operation controller which controls the inverter on the basis of at least one predefined operating sequence. The measurement monitor for the physical parameter is switchable between a plurality of different configurations which differ in the measurement range. The operation controller interacts with the measurement system so one of the different configurations of the measurement monitor is switched in each case, under control by the operating sequence. By switching the configuration, the suitable measurement range is always set during operation.

Abstract: A deflection prism assembly for an endoscope having a lateral viewing direction. The deflection prism assembly including: a prism holder; and a deflection prism which is received in the prism holder. The deflection prism is formed of a glass. The prism holder includes a reception component and an adjustment component, where the reception component is formed of a ceramic and the adjustment component is formed of a metal. The deflection prism is attached to the reception component and the adjustment component provides a stop for the deflection prism in an axial direction.

Abstract: An ultrasound observation apparatus includes: a B-mode image generation unit; a region selection information input unit; a region-of-interest setting unit configured to set a region of interest of an ultrasound image to be subjected to processing suitable for an operation mode selected, in accordance with the input, from a plurality of operation modes for detecting a selected one of a plurality of pieces of characteristic biological information, by calculation using a region-of-interest setting method previously associated with the operation mode, based on a desired region selected in the region selection information; and a mode image composition unit configured to generate a mode composite image in which an operation mode image presented in two dimensions additional information obtained by performing processing suitable for the operation mode selected in accordance with the input on the region of interest is superimposed on a B-mode image generated by the B-mode image generation unit.

Abstract: A braider includes: a plurality of cylindrical bobbins around which flat foil yarns are wound so as not to be inverted; a plurality of carriers to which the bobbins are rotatably attached, the plurality of carriers being configured to feed out the flat foil yarns from the bobbins; a core material supply mechanism configured to supply a core material to be placed inside the outer conductor; a waveguide take-out mechanism configured to take out the flexible waveguide after the outer conductor is formed; and a carrier movement determination mechanism configured to determine movement of the carriers so that there are always three or more cross points formed by the individual flat foil yarns with other ones of the flat foil yarns in an enlarged portion before the flat foil yarns form a braided shape.

Abstract: A training data generation method includes: obtaining output information related to an electrical characteristic value in an energy treatment tool when ultrasound energy is being applied from the energy treatment tool to a body tissue; obtaining photography data that contains a photograph taken of a state in which the ultrasound energy is being applied to the body tissue; obtaining a label from the photography data; and adding the label to the output information to generate the training data.

Abstract: An objective optical system includes a predetermined lens disposed near the pupil of the objective optical system. The predetermined lens has a first refractive region including an optical axis and a second refractive region located outside the first refractive region. The refractive power of the second refractive region is greater than the refractive power of the first refractive region. A light beam reaching an image plane includes a first light beam and a second light beam. The first light beam is a light beam transmitted through the first refractive region and includes at least one of a beam of white light and a beam of near-infrared light. The second light beam is a light beam transmitted through the second refractive region and includes only the beam of near-infrared light. A predetermined conditional expression (1) is satisfied.

Abstract: An endoscope system includes a valve configured to keep an internal space of an endoscope airtight, an air pump configured to open and close the valve by applying a negative pressure and a positive pressure, a pressure sensor configured to detect a pressure at a time of the negative pressure and the positive pressure being applied, and a control section configured to receive a detection signal from the pressure sensor, and perform drive control of the air pump.

Abstract: An ultrasound endoscope includes: an insertion portion; an ultrasound functional unit including an ultrasound transducer; an endoscope functional unit that at least includes an imaging optical system; and a balloon locking portion configured to connect the ultrasound functional unit and the endoscope functional unit, the balloon locking portion having a groove shape that can lock a balloon. A first plane passes, in a direction of a longitudinal axis of the insertion portion, through a first end portion of the ultrasound transducer near the endoscope functional unit, the first plane being perpendicular to the longitudinal axis of the insertion portion, and the first plane is positioned closer to a proximal end than a second plane passing through a second end portion of the balloon locking portion near the ultrasound functional unit, the second plane being perpendicular to the longitudinal axis of the insertion portion.

Abstract: A reception device includes a wireless communicator, a memory, and one or more processors. The processors identify a retransmission candidate of image data on the basis of a sequence number recorded on the memory. The processors calculate an upper limit retransmission number on the basis of a physical rate and a communication rate recorded on the memory. The processors set an allowable retransmission number that is less than or equal to the upper limit retransmission number. The processors transmit a retransmission request for requesting retransmission of as many of the retransmission candidates as the allowable retransmission number to the transmission device in a blanking period by using the wireless communicator when the number of the retransmission candidates identified through the identification processing exceeds the allowable retransmission number.

Abstract: A plug comprising: a plurality of pins or a plurality of sockets; a body portion housing the plurality of pins or the plurality of sockets and the body portion extending parallel to a longitudinal axis of the plurality of pins or the plurality of sockets; a connection section connected to the body portion and extending from the body portion at an obtuse angle; and a cord connected to an end of the connection section; wherein the body portion and the connection section are connected at a joint and the joint includes a sub-flush radius on an underside of the joint.

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 comprises an insertion portion including a distal end portion having a longitudinal axis. The distal end portion includes an inner surface forming a recess, a first channel extending in a first direction and configured to receive a treatment instrument, the first channel including a first opening disposed at the inner surface of the recess, a raising base disposed in the recess and configured to direct a distal end of the treatment instrument received in the first channel, and a second channel including a second opening disposed at the inner surface, the second channel configured to discharge a first liquid to inside of the recess via the second opening.

Abstract: An energy control device supplies power to an ultrasonic treatment instrument including an end effector performing treatment using ultrasonic vibration generated by an ultrasonic transducer. The energy control device includes an energy source configured to output the power to the ultrasonic transducer, and an integrated circuit. The integrated circuit is configured to: acquire a resonance frequency of a vibration system including the ultrasonic transducer; calculate an initial feature value relating to the resonance frequency after a start of an output of the power; set a threshold based on the initial feature value; and perform causing the energy source to stop or reduce the output of the power to the ultrasonic transducer based on a relationship between the resonance frequency and the threshold, or notifying the relationship between the resonance frequency and the threshold.

Abstract: A treatment system can include a treatment instrument with an operation input element that has a magnet; and a sensor that detects a parameter that changes with a movement of the magnet together with the operation input element based on an operation of the operation input element. The treatment system can also include a control apparatus that can control the supply of electrical energy to the treatment instrument for operation of the treatment instrument. The control apparatus includes a processor that can determine a relationship between a change in a distance between the sensor and the magnet and a change in the parameter, and to set, based on the relationship, a threshold for switching between an ON state and an OFF state of the supply of the electrical energy to the treatment instrument.

Abstract: The invention relates to an industrial testing device communicating with a data center located in a remote computer network, such as the cloud. Disclosed is a method of registering the device to the cloud and specifying the geographical location of the data center. The method includes selecting a data center from a list of available data centers based on regulations specific to a device type of the industrial testing device. Features are configured for communication between the device and the selected data center.

Abstract: An implant and a handheld medical device using which the implant may be removed particularly easily and without traumatizing the patient. This is achieved in that a proximal end of an implant has a coupling part having a ferromagnetic element, the implant being able to be withdrawn from the urethra via this coupling part.

Abstract: An endoscope system includes an endoscope, a moving device that moves the endoscope, a storage unit, and a processor. The storage unit stores first position information and first rotation angle information, which defines a rotation angle of an endoscope image of a first region, on the first region in a subject and second position information and second rotation angle information, which defines a rotation angle of an endoscope image of a second region, on the second region in the subject. The processor calculates third rotation angle information on a third region in the subject based on the first and second position information, the first and second rotation angle information, and third position information on the third region. If the third region includes the current imaging region, the processor rotates the endoscope image based on the third rotation angle information and outputs the rotated endoscope image to the display device.

Abstract: A medical system includes an endoscope that captures an image including an object, a moving device that includes a robot arm and that moves the endoscope in a body, and a controller that controls the moving device on the basis of the position of the object. The controller is configured to control the moving device in a first control mode in which the endoscope is caused to follow the object at a first speed and a second control mode in which the endoscope is caused to follow the object at a second speed lower than the first speed. The controller controls the moving device in the first control mode when the object is located outside a predetermined three-dimensional region set in a field of view of the endoscope. The controller controls the moving device in the second control mode when the object is located in the predetermined three-dimensional region.

Abstract: The disclosed technology is directed to a treatment instrument having a vibration generating device and a handle for operation. The vibration generating device comprises a housing and a generator including a transducer disposed within the housing. The transducer generates vibration by using electric energy and a first electric contact disposed on the housing. A connector is rotatable about a predetermined rotational axis with respect to the housing of the generator. A coupler is disposed in the connector and having a second electric contact rotatable about the predetermined rotational axis with respect to the first electric contact in a state in which an electric connection of the second electric contact to the first electric contact is maintained. The connector further includes a conductive member forming a part of an electric path of a current that flows based on an operating input at an operating member provided on the handle.

Abstract: A medical lighting device, a system for fluorescence image guided surgery and a method to manufacture a medical lighting device are provided. The medical lighting device includes a device body and light guiding optics. The light guiding optics comprise optical fibers and a first ring-shaped mirror encircling the device body. A segment of each optical fiber passes through the first ring-shaped mirror while being guided towards the distal end. After passing through the first ring-shaped mirror, a light guiding element redirects one or more of excitation light and white light ack towards the first ring-shaped mirror. The first ring-shaped mirror reflects the one or more of the emitted excitation light and the white light towards the area to be illuminated by the one or more of the excitation light and the white light.

Abstract: The image pickup unit includes an image pickup device, a substrate, a movable lens drive member, a flexible substrate and a movable lens drive cable, and an image pickup cable. The flexible substrate, the movable lens drive cable, and the image pickup cable are disposed on the substrate.

Abstract: A relay adapter includes a first connector configured to connect to a processor supplying a first power. The relay adapter includes a second connector configured to connect to an insertion instrument operable using a second power. The relay adapter includes a power circuit coupled to the first connector to receive the first power. The power circuit is configured to convert the first power into the second power The power circuit is coupled to the second connector for delivering the second power to the second connector. The relay adapter includes a switching circuit coupled to the power circuit. When the second connector is not connected to the insertion instrument, the switching circuit prevents the power circuit from delivering the second power to the second connector.

Abstract: An ultrasound observation system includes a processor includes hardware. The processor is configured to: receive an echo signal based on ultrasound scanning of a scan region of a subject; set first regions in the scan region, each one of the first regions including second regions; calculate frequency spectra in the respective second regions based on an analysis of the echo signal; calculate a plurality of pieces of feature data based on the frequency spectra; calculate a statistical value of the plurality of pieces of feature data in the first regions; set filters for the respective first regions based on the statistical value; perform a filtering process with the filters on the echo signal to calculate a second echo signal; and generate ultrasound image data based on an amplitude of the second echo signal, frequency curves of the filters differing from each other depending on the statistical value.

Abstract: A controller controls an image that is captured by an image sensor of an endoscope and is displayed on the display screen of a display device. The controller includes a processor. The processor acquires a first image that is an image captured by the image sensor, detects a first angle of a surgical instrument, and generates a second image rotated with respect to the first image on the basis of the first angle and a predetermined target angle. The first angle is an angle formed by the surgical instrument in the first image with respect to a predetermined reference line that is set with respect to a plane of the first image. A second angle formed by the surgical instrument in the second image with respect to the predetermined reference line is equal to the predetermined target angle.

Abstract: A part of an item container for a medical device includes a bulging-shape portion for storing an item for a medical device, a flange, a protruding-shape portion, and a concave portion provided in contact with the bulging-shape portion. The protruding-shape portion is arranged at a position spaced apart from the bulging-shape portion in a second direction, and is provided to extend in an elongated manner in a third direction different from the second direction.

Abstract: An implant for efficient and gentle treatment of the urinary tract. This is achieved in that an implant has a pressure means structure, which is constructed from at least two pressure means. These pressure means are of rod-like design and exert a local ischemic pressure on the tissue of the urethra. In addition, the pressure means are secured with their distal ends on a common distal connecting body and with their proximal ends on a common proximal connecting body, wherein the distal connecting body is secured in a fixed manner to a tightening means and the proximal connecting body is movably mounted on the tightening means.

Abstract: An implant in which the Lobus medius (median lobe) can be treated in a simple and reliable manner. This is achieved by virtue of the fact that an implant for the treatment of a urinary tract has a wire structure. The wire structure has a loop wire, which can be expanded to form a loop, wherein at least two net wires can be stretched in this loop and the wire structure can be placed around the median lobe.

Abstract: A shaft and a handheld surgical device have an optimized shape for accommodating an instrument. This is achieved in that a peripheral border of a distal opening of a shaft for a handheld surgical device has a thickening facing outward at least in sections. Cut injuries can be avoided by this thickening due to the rounded borders of the distal opening.

Abstract: An implant with which a urinary tract can be treated in a simple and reliable manner is achieved in that a wire structure of an implant can be introduced into the urethra in a folded state with a distal end in the lead. The wire structure is unfolded inside the urethra for the treatment of the tissue. The ischemic pressure of the wires on the surrounding tissue results in denaturation. At least one further device for constricting or cutting into tissue is positioned on the wire structure. This at least one further device is designed in such a way that it exerts a local ischemic pressure on the median lobe in the unfolded state of the implant.