Sony Corporation

Bandai Namco Entertainment Inc.

Nippon Hoso' Kyokai

Bridgestone Corporation

Sony Group Corporation

Jun Arai

Yohei Kuroda

Yasuhisa Kamikawa

Wataru Kokubo

Tsuyoshi Sakai

Yasuji Fukutomi

Shoichiro Akamatsu

Kiwamu Nakamura

Yasuhiro Matsuda

Tetsuharu Fukushima

Fumio Okano

Masaru Usui

Toshimitsu Tsuboi

Tomoyuki Mishina

Masaki Kobayashi

Naruhiko Mashita

Takara Kasai

Tadashi Utsunomiya

Makoto Okui

Yasunori Fukuda

Haruo Hoshino

Takeshi Maeda

Takashi Shimizu

Kunio Machida

Shinichi Toyosawa

Youichi Nishimuro

Kei Tomatsu

Daisuke Nagao

Kiyokazu Miyazawa

Yasushi Imai

Youkou Saito

Kazuo Hongo

Shoson Shibata

A method and system for processing medical images including acquiring a first medical image using a medical imaging device, analyzing a state of the first medical image using image information of the first medical image which includes depth information, and automatically determining and displaying, without user intervention, a second medical image, which corresponds to the first medical image and has a smaller angle of view than the first medical image, based on the analyzing including analyzing of the depth information. Further, there is a method of training a neural network. The training includes collecting a set of training information which includes image quality information, camera position information, and surgical tool information, training the neural network based on the set of training information, the neural network used for changing a view based on current camera position information and current surgical tool information.

Medical observation system, control device, and control method

There is provided a control system for controlling a surgical arm device of a multi-link structure in which a plurality of links is coupled together by a joint unit in a force control mode. In generalized inverse dynamics, the control system sets a motion purpose and a constraint condition in an operation space describing an inertia of force acting on a multi-link structural body and an acceleration of the multi-link structural body, and for implementing an operation space acceleration indicating the motion purpose, calculates a virtual force acting on the operation space on the basis of a motion equation relating to the operation space including a term of an operation space bias acceleration in consideration to gravity compensation according to inclination information of the surgical arm device, and calculates a torque command value for a joint unit on the basis of a real force converted from the virtual force.

Control system, control method, and surgical arm system

[Problem] To prevent sight of an observation target from being lost from a visual field of a monitor. [Solution] A surgical arm system includes: an articulated arm in which a plurality of joints is rotatably connected by a plurality of links and which is capable of supporting an oblique-viewing endoscope at a tip; and a control system which controls the articulated arm to change a position and a posture of the oblique-viewing endoscope. The control system controls at least one of a rotation speed and a movement speed of the oblique-viewing endoscope in a visual field imaged through the oblique-viewing endoscope based on a position of the observation target in the visual field.

Surgical arm system and surgical arm control system

A medical support system that includes a support arm including one or more active joints having an actuator, and one or more passive coupling mechanisms including a passive joint and a telescopic extension arm, the passive joint having no actuator; and processing circuitry configured to obtain information indicating a change due to movement of the one or more passive coupling mechanisms, and control the actuator of each of the one or more active joints based on the obtained information indicating the change, and the telescopic extension arm is positioned between (1) an active joint of the one or more active joints on a first side of the telescopic extension arm, and (2) the passive joint on a second side of the telescopic extension arm, the first side being closer to an proximal end of the support arm than a distal end of the support arm.

Medical support arm apparatus

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.

Endoscope and arm system

There is provided a medical holding apparatus including: a first actuator configured to cause a medical optical tool that guides light from a body cavity of a subject to a camera head during a surgical operation, to rotate about an optical axis of the medical optical tool and a rotation mechanism configured to support the camera head that acquires an image of the body cavity of the subject via the medical optical tool, the camera head being rotatable about the optical axis of the medical optical tool independently from the medical optical tool.

Medical holding apparatus, medical arm system, and drape mounting mechanism

There is provided a control device that decides at least one medical image as a medical image to display or save from among medical images taken by a plurality of imaging devices, on a basis of imaging device status information that includes information about a position or an attitude for at least one of the plurality of imaging devices.

Control device, control method, and medical system

To provide a jig holding apparatus and medical observation apparatus, which enable linear motion of a jig without increasing the size of a holding mechanism configured to hold the jig. A jig holding apparatus () includes: a holding mechanism () including a holding section () configured to detachably hold a predetermined jig () from a periphery of the jig (), and a linear motion driving section () provided around the jig () held by the holding section () and configured to cause the jig () to linearly move.

Jig-holding device and medical observation device

[Object] To make it possible to perform gravity compensation with a more compact and lightweight configuration. [Solution] There is provided a medical support arm apparatus including: an arm section including multiple joint sections, and configured such that a medical tool is provided on a front end; an actuator at least provided in a compensated joint section that is a target of gravity compensation among the joint sections, and including a torque sensor that detects a torque acting on the compensated joint section; and a gravity compensation mechanism that imparts to the compensated joint section a compensating torque in a direction that cancels out a load torque due to a self-weight of the arm section acting on the compensated joint section.

Medical support arm apparatus, medical system, and surgical microscope system

In order to realize a movable mechanism capable of being configured more compactly and also capable of ensuring higher safety. A motor is provided. Also, an electrically active part is provided with an insulating structure so that insulating properties between the electrically active part and one or more conductors near the electrically active part satisfy a certain safety standard regarding medical electrical equipment.

Motor, actuator, and medical support arm apparatus

The present invention aims to make it capable of holding organs more safely. Provided is a medical support arm apparatus, including: an arm unit () whose driving is controlled by force control; and a retractor, provided on a front end of the arm unit (), that holds an organ of a patient during surgery.

Provided is an actuator, including: a motor; and a reduction gear having a breakdown torque that is less than a starting torque of the motor. A limit value in accordance with the breakdown torque of the reduction gear is set with respect to a control value for driving the motor.

Provided is a motor. An electrically active part is provided with an insulating structure so that insulating properties between the electrically active part and one or more conductors near the electrically active part satisfy a certain safety standard regarding medical electrical equipment.

Growing community of inventors

Kanagawa, Japan

Jun Arai