A laryngoscope comprising a handle and a blade is provided. The blade is hingedly articulated to the handle between an open position wherein it projects outwardly from a top end of the handle, and a closed position wherein it lies in registration therewith. The laryngoscope further comprises an electric light source and a power source selectively electrically connected thereto for providing electric power for its operation. The blade comprises a power source compartment at the proximal end, containing therewithin the power source. The laryngoscope further comprises a switching arrangement configured to electrically connect between the electric light and power sources when the blade in its open position, and electrically separate between the electric light source and power source when the blade in its closed position. The handle comprises a depression for accommodating therein at least a portion of the blade when in its closed position.

An inspection device includes: an acquisition unit configured to acquire dark-time image data generated in a state where the imaging element is shielded from light; a first generation unit configured to generate average added image data by adding up the dark-time image data and dividing the added-up result by number of frames; a second generation unit configured to generate difference image data in which the average added image data is subtracted from the image data; a first calculation unit configured to calculate, as a lateral streak noise index, a statistical value of the difference image data; a second calculation unit configured to calculate the lateral streak noise indices; a third calculation unit configured to calculate, as the correction value, the correlation degree having a minimum value among the lateral streak noise indices; and a recording control unit configured to record the correction value in a recording unit.

An endoscope includes an optical transmission module configured to convert each of the image pickup signal and the test signal into an optical signal and output the optical signal, and a signal amplitude measuring section configured to add signal amplitude information to the image pickup signal and the test signal, and a video processor includes an optical reception module configured to receive the optical signals and convert each of the optical signals into an electric signal and output the electric signal, an information acquiring section configured to acquire transmission information on each of the optical signals, the transmission information including the signal amplitude information, a determination section configured to determine a state of transmission of the optical signal, and a power supply adjusting section configured to adjust the applied voltage for the optical transmission module according to a result of the determination and output the applied voltage.

A medical mechatronic male interface device for coupling a surgical assistance system to a mounting structure has a base with an end face, a functional body, extending from the end face, first mechanical coupling means for positive and/or non-positive coupling to a corresponding medical mechatronic female interface device, and at least one first electronic interface for connecting to a corresponding second electronic interface of the female interface device. The functional body has a centring device to center the surgical assistance system free of play relative to the base. The centring device has a first functional surface, a second functional surface, and a third functional surface that are not parallel to each other and that have normals which do not lie in a common plane. A corresponding female interface device and a mounting arm and a surgical assistance system are also described.

Autonomous/self-powering image detecting systems and their manufacturing technologies are disclosed. An antenna is used to communicate signals. A first energy harvester is used to harvest energy from blackbody radiation, RF signals, movement/vibration, or combination thereof. A power management system is used which controls the energy flow to and from the energy-storage. An image sensor to take the image, a lens, and a transmitter to transmit the images to an outside device are also used in this invention. According to this preferred embodiment, an energy harvester harnessing energy from blackbody radiation from and within the body, is used to extract enough energy to increase the operation time and also to make precision of the image detecting system.

A position detection system includes: a capsule medical device configured to generate a position-detecting magnetic field; a plurality of detection coils arranged outside a subject; and a processor including hardware. The processor is configured to correct a magnetic field component caused by a first magnetic field generation material with respect to each of measurement values of detection signals output from the detection coils, the first magnetic field generation material being arranged inside a space that the position-detecting magnetic field generated by the capsule medical device present inside a detection target region is reachable, the detection target region being a region in which a position of the capsule medical device is detectable, the first magnetic field generation material being configured to generate a magnetic field due to action of the position-detecting magnetic field.

The endoscope apparatus includes an endoscope and a video processor. The endoscope apparatus has a voice coil motor provided in a distal end portion of an insertion portion of the endoscope and having a coil with a resistance component, and a signal wire inserted into the insertion portion and connected to both ends of the coil, detects at least one value of a current supplied to the signal wire and a voltage applied to the signal wire, calculates power consumption of the coil from the at least one value detected and resistance value information of the resistance component, and executes a predetermined process based on the calculated power consumption of the coil and power consumption threshold information.

A light source illumination unit has operation modes including at least a normal electric power mode to operate with first electric power consumption, and a low electric power mode to operate with second electric power consumption lower than the first electric power consumption. A controller selects at least one of the operation modes in accordance with a use schedule, and controls the light source illumination unit in accordance with the selected operation mode.

An endoscopic system includes an endoscope that obtains image information inside a subject; a first recording medium into which the image information obtained from the endoscope is written; a second recording medium that has a table in which a recording condition for writing the image information obtained from the endoscope into the first recording medium has been recorded; and a controller that obtains, on the basis of an operation time period obtained from the endoscope, a recording condition associated with the obtained operation time period from among the plurality of recording conditions recorded in the table that the second recording medium has, and records the image information in the first recording medium under the recording condition.

A medical system including: a trocar configured to provide an artificial access to a body cavity of a patient; a medical instrument configured to be inserted through the trocar and into the body cavity of the patient for performing a medical function in the body cavity of the patient; and a controller configured to: determine whether the medical instrument is inserted into the trocar; and enable the performing of the medical function by the medical instrument only if the medical instrument is determined to be inserted into the trocar.