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 insufflation device includes: a gas feeding conduit for feeding a predetermined gas which is fed from a gas supply source into a body cavity; and a processor. The processor measures a gas feeding time period until a predetermined amount of the gas is fed according to a set pressure, measures a pressure in the body cavity, calculates a gas discharging time period based on the set pressure and a measurement result of the measured pressure; and adjusts a gas feeding flow rate of the gas according to a difference between the measured gas feeding time period and the calculated gas discharging time period.

Abstract: A sensor data providing unit included in a control device provides, when an HMD is connected, detection data acquired by a sensor driver as standard sensor data, and continues an operation of acquiring detection data of a first sensor by the sensor driver, and provides, when the HMD is not connected, detection data acquired by a built-in sensor driver as standard sensor data.

Abstract: The display system includes an HMD and a control device. The display system includes a plurality of display modes including a first display mode in which display on an image display unit and display on a touch panel are common and a second display mode in which display on the image display unit and display on the touch panel are different from each other. A first state, a second state, and a third state are capable of being executed, the first state being a state in which at least any one of display on the image display unit and display on the touch panel is stopped, the second state being a state of requesting a specific operation, and the third state being a state in which an application is executable. During specific transition from the first state, the second state, or the third state to another state, the first display mode is set.

Abstract: A display system includes an HMD and a control device. The control device can execute switching between a plurality of user interfaces. When the user interfaces are switched without change of display of an image display unit, a notification is made by the control device. When the user interfaces are switched with change of display of the image display unit, a notification is made by the HMD.

Abstract: A connection unit for air feeding tube is a connection unit to which an air feeding tube is connectable and fixable and which includes: a first pipe having an opening through which gas from the air feeding tube flows in; a second pipe that is configured to be arrangeable substantially parallel to a surface of a bed used in an examination, and includes an opening through which the gas flows out; and an air feeding flow path which is formed to include the two openings and through which the gas is fed. When the air feeding tube is fixed to the connection unit for air feeding tube and is used, a part of the air feeding flow path for the gas is formed so as to pass through an area located at a position opposite to a gravitational direction with respect to a central axis of the second pipe.

Abstract: An insufflation system includes an insufflation device for supplying gas to a body cavity, and a suction device for suctioning the gas from the body cavity through a suction conduit at a suction flow rate. The insufflation device includes a flow rate sensor for measuring a gas feeding flow rate, a pressure sensor for measuring body cavity internal pressure, a first on-off valve for controlling the gas feeding flow rate, a second on-off valve for opening and closing the suction conduit, and a processor for opening the second on-off valve and controlling the first on-off valve to feed the gas at an amount when a first target gas feeding flow rate calculated from difference between the body cavity internal pressure and insufflation target pressure is lower than a threshold flow rate, the amount being obtained by adding the suction flow rate to the first target gas feeding flow rate.

Abstract: The display system includes an HMD and a control device. The display system includes a plurality of display modes including a first display mode in which display on an image display unit and display on a touch panel are common and a second display mode in which display on the image display unit and display on the touch panel are different from each other. A first state, a second state, and a third state are capable of being executed, the first state being a state in which at least any one of display on the image display unit and display on the touch panel is stopped, the second state being a state of requesting a specific operation, and the third state being a state in which an application is executable. During specific transition from the first state, the second state, or the third state to another state, the first display mode is set.

Abstract: A display system includes an HMD and a control device. The control device can execute switching between a plurality of user interfaces. When the user interfaces are switched without change of display of an image display unit, a notification is made by the control device. When the user interfaces are switched with change of display of the image display unit, a notification is made by the HMD.

Abstract: A sensor data providing unit included in a control device provides, when an HMD is connected, detection data acquired by a sensor driver as standard sensor data, and continues an operation of acquiring detection data of a first sensor by the sensor driver, and provides, when the HMD is not connected, detection data acquired by a built-in sensor driver as standard sensor data.

Abstract: A guidance system includes first and second HMDs. The first HMD includes a first image display section, and a reception section receiving an instruction, and a first control section generating output information in response to an instruction received by the reception section and transmitting the output information to the second HMD. The second HMD includes a second image display section displaying an image to be visually recognized in an overlapping manner with external scenery, a second storage section storing AR content including an AR image combined with external scenery visually recognized in the second display section, and a second control section displaying an image based on at least one of the AR content stored in the second storage section and the output information on the second display section according to a position of the second HMD or a visual field of external scenery visually recognized in the second display section.

Abstract: An insufflation device includes: a gas feeding conduit through which a gas is supplied to a body cavity of a patient; a first open/close valve mounted on the gas feeding conduit, the first open/close valve being an electromagnetic valve configured to control a flow rate of the gas flowing through the gas feeding conduit by pulse width modulation; and a controller, the controller being configured to: detect a current value of a current which flows through the first open/close valve; calculate a resistance value of the first open/close valve based on the current value; determine a duty ratio of a pulse signal applied to the first open/close valve based on the resistance value and a target gas feeding flow rate of the gas supplied to a body cavity; and supply the pulse signal, an effective voltage of which is adjusted, to the first open/close valve.

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 insufflation device includes: a gas feeding conduit for feeding a predetermined gas which is fed from a gas supply source into a body cavity; and a processor. The processor measures a gas feeding time period until a predetermined amount of the gas is fed according to a set pressure, measures a pressure in the body cavity, calculates a gas discharging time period based on the set pressure and a measurement result of the measured pressure; and adjusts a gas feeding flow rate of the gas according to a difference between the measured gas feeding time period and the calculated gas discharging time period.

Abstract: A gas feeding apparatus includes first and second temperature sensors for measuring a temperature of an atmosphere that are disposed in a housing. The apparatus may also include a panel, a protrusion protruding forward from the panel, a first opening provided in the panel in a vicinity of the first temperature sensor, and a second opening provided in the panel in a vicinity of the second temperature sensor. The first temperature sensor and the second temperature sensor are separated by a predetermined distance in a horizontal direction and disposed below the protrusion.

Abstract: A pipe for fluid supply includes: a pipe configured integrally with an air feeding conduit and a pressure measurement conduit; inlets of the air feeding conduit and the pressure measurement conduit; outlets of the air feeding conduit and the pressure measurement conduit; and tube connection portions provided at the respective inlets in the pipe such that an angle between a vertical direction of the respective inlets and a vertical direction of each the respective outlets is 30° to 60°.

Abstract: A guidance system includes first and second HMDs. The first HMD includes a first image display section, and a reception section receiving an instruction, and a first control section generating output information in response to an instruction received by the reception section and transmitting the output information to the second HMD. The second HMD includes a second image display section displaying an image to be visually recognized in an overlapping manner with external scenery, a second storage section storing AR content including an AR image combined with external scenery visually recognized in the second display section, and a second control section displaying an image based on at least one of the AR content stored in the second storage section and the output information on the second display section according to a position of the second HMD or a visual field of external scenery visually recognized in the second display section.

Abstract: A transmission type head mounted display device includes an image display unit configured to display an image and causes a user wearing the head mounted display device to visually recognize the image, and to transmit an outside scene; a movement detection unit configured to detect that the head mounted display device moves to a specific place; and a processing control unit configured to change at least a part of predetermined functions mounted on the head mounted display device.

Abstract: A transmission type head mounted display device includes an image display unit configured to display an image and causes a user wearing the head mounted display device to visually recognize the image, and to transmit an outside scene; a movement detection unit configured to detect that the head mounted display device moves to a specific place; and a processing control unit configured to change at least a part of predetermined functions mounted on the head mounted display device.

Abstract: A transmission type head mounted display device is provided. The head mounted display device includes an image display unit that displays an image to allow a user wearing the head mounted display device to visually recognize the image and is capable of transmitting external scenery, a use environment determination unit (step S110, step S120) that determines a use environment of the head mounted display device, and a processing control unit (step S160, step S170) that changes at least a portion of a predetermined function built into the head mounted display device in accordance with the determined use environment.