Abstract: A capsule endoscope system includes: a capsule endoscope configured to generate images by imaging a subject through irradiation of the subject with illumination light; and a processor including hardware, the processor being configured to determine, based on an image to be determined or associated information associated with the image to be determined, whether or not the image to be determined is suitable for control of operation of the capsule endoscope, the image being one of the images generated.

Abstract: A capsule endoscope configured to be introduced into a subject is provided. The capsule endoscope includes: a magnetic switch configured to operate depending on a magnetic field externally applied; a first device including an inductor and configured to execute a predetermined function; a second device including no inductor and configured to execute a function different from that of the first device; and a controller configured to drive the second device without driving the first device when the magnetic field is applied to the magnetic switch.

Abstract: A capsule endoscope includes: a function-performing device configured to perform a function; a power source configured to supply power; a first inductor including a cored coil, the first inductor being configured to boost a voltage of the power and output a first voltage; a second inductor including an air-cored coil, the second inductor being configured to boost a voltage of the power and output a second voltage; a detector configured to detect a magnetic field applied from outside; and a controller configured to perform control to supply first power according to the first voltage to the function-performing device, when the magnetic field detected by the detector has a magnitude less than a threshold, and to supply second power according to the second voltage to the function-performing device, when the magnetic field detected by the detector has a magnitude not less than a threshold.

Abstract: A capsule endoscope system includes: a capsule endoscope configured to be introduced into a subject; a guiding unit that generates a magnetic field to guide the capsule endoscope; a guidance magnetic field control unit that switches between ON and OFF of the magnetic field; a body posture discriminating unit that discriminates a body posture of the subject; a model extracting unit that extracts a body posture model according to the body posture of the subject, from among prepared body posture models, and extracts an organ model according to the body posture of the subject, from among prepared organ models; and a display control unit configured to: superimpose the organ model according to the body posture of the subject, on the extracted body posture model when the magnetic field is ON; and display the extracted body posture model and to hide the organ model when the magnetic field is OFF.

Abstract: A capsule endoscope system includes: a capsule endoscope configured to be introduced into a subject; a guiding unit that generates a magnetic field to guide the capsule endoscope; a guidance magnetic field control unit that switches between ON and OFF of the magnetic field; a body posture discriminating unit that discriminates a body posture of the subject; a model extracting unit that extracts a body posture model according to the body posture of the subject, from among prepared body posture models, and extracts an organ model according to the body posture of the subject, from among prepared organ models; and a display control unit configured to: superimpose the organ model according to the body posture of the subject, on the extracted body posture model when the magnetic field is ON; and display the extracted body posture model and to hide the organ model when the magnetic field is OFF.

Abstract: A capsule medical device includes: a power supply unit; a capsule detection magnetic field generation unit configured to generate a capsule detection magnetic field, with which at least one of a position and a posture of the capsule medical device is detected, upon receiving electric power; a state detection unit configured to detect a state of the capsule medical device; a control unit configured to control power supply to the capsule detection magnetic field generation unit; and a magnetic field response unit configured to respond to a guiding-magnetic field for guiding at least one of the position and the posture, wherein the state detection unit includes a guiding-magnetic field detector configured to detect at least one of a strength, a direction, and a gradient of the guiding-magnetic field, and the control unit controls the power supply in accordance with a detection result of the guiding-magnetic field detector.

Abstract: An in-vivo information acquiring system includes a body-insertable apparatus that includes a magnetic field responding unit, acquires in-vivo information, and transmits the in-vivo information to the outside; a magnetic field generator that generates a magnetic field for the responding unit; a magnetic field control unit that controls a generation of the magnetic field; a receiving unit that receives the in-vivo information transmitted from the apparatus; a processing unit that processes the in-vivo information; a display unit that displays the processed in-vivo information on a screen; an alarm lamp that notifies a generation state of the magnetic field; and a control unit that controls light emission process of the lamp such that an operator who visually identifies the in-vivo information is less disturbed by the light. The control unit performs control such that the lamp emits light upon no magnetic field and stops the generation of light upon the magnetic field.