摘要:
The medical device guidance system include a magnetic guidance device which generates a guidance field in an arbitrary direction to guide a capsular medical device and carry out movement and posture control, a position detection device which detects the present position by a magnetic field generated by the capsular medical device and a position calculating and correcting section which forms an estimation equation of an undesired magnetic field generated from a guidance coil and subtracts an estimation equation result from the detection result of the magnetic field detecting section, according to the present position of the capsular medical device that controls the position and posture by a guidance field relative to the position detection device, and corrects the present position by excluding a desired magnetic field generated from a guidance coil.
摘要:
There is provided a management system for managing a manuscript of a book in a plurality of steps, works serially performed on the manuscript being divided into the steps, the management system comprising: a print control unit configured to generate data for printing out sheets in response to receiving a print request of manuscript data, respective pages in the manuscript data being incorporated in the sheets, wherein the manuscript data is generated by digitizing the manuscript including the respective pages, and the respective sheets include identification information items which are made unique on a sheet-by-sheet basis and used for determining properness of the respective sheets, the identification information items indicating a step among the steps which includes a work most lately performed.
摘要:
A rotary type vibration wave driving apparatus which is capable of reducing local wear of a contacting member and of reducing performance deterioration due to long term operation is provided. The apparatus includes a electro-mechanical energy conversion element, an vibration member fixed to the electro-mechanical energy conversion element and vibrated by a voltage being supplied to the electro-mechanical energy conversion element, and a moving member being brought into contact with the vibration member and frictionally driven by the vibration, and is configured such that the moving member includes a supporting portion extended from the main body portion of the moving member, and a contacting portion extended from the supporting portion and being brought into contact with the vibration member, and such that each of the supporting portion and the contacting portion is configured to be elastically deformable in the rotation axis direction of the moving member.
摘要:
Position detection of a medical device is prevented from being impossible even when the frequency characteristic of a magnetic induction coil is varied in accordance with the state of an external magnetic field for guiding the medical device. A medical device position detecting system is a medical device position detecting system which is inserted into the body of a subject and guided by an external magnetic field, and it is equipped with a resonance circuit that is mounted in the medical device, contains a magnetic induction coil having a magnetic material inside and generates an alternate magnetic field, an alternate magnetic field detecting device that is disposed at the outside of an operation region of the medical device and detects the alternate magnetic field generated by the magnetic induction coil, a position information calculator for calculating position information of the medical device on the basis of the detected alternate magnetic field, and a frequency setting unit for setting at least one of the frequency of the alternate magnetic field detected by the alternate magnetic field detecting device and the frequency of the alternate magnetic field generated by the magnetic induction coil on the basis of at least one of the intensity and direction of an external magnetic field at the position of the magnetic induction coil.
摘要:
An image processing device, includes: a first motion vector calculation unit calculating a motion vector of a target block regarding the target block made with a plurality of pixels set up in a target image by detecting a block position maximally correlated with the target block in a search range set up in a reference image; a second motion vector calculation unit calculating a motion vector between the target image and the reference image from the motion vector for each of a plurality of target blocks set up in the target image; and a predictive motion vector setup unit setting up a predictive motion vector using a motion vector calculated between images in further past than the target image. The first motion vector calculation unit sets up the search range on the reference image based on a position of the target block and the predictive motion vector.
摘要:
A positioning apparatus includes a moving member, an actuator, and a controller. The moving member can move in at least a first direction. The actuator is provided along the first direction. The controller controls a current applied to the actuator in order to support the weight of the moving member. The bending rigidity of the moving member in the first direction is greater than the bending rigidity of the moving member in a second direction perpendicular to the first direction.
摘要:
A medical-device magnetic guiding position detecting system that can prevent a decrease in the strength of a position detecting magnetic field in an operating area of a medical device is provided. The medical-device magnetic guiding position detecting system includes a medical device that is disposed in the body of a subject and that includes at least one magnet and a circuit including an internal coil, a first magnetic field generating unit for generating a first magnetic field in the operating area of the medical device, position detecting means for detecting an induction magnetic field induced in the internal coil due to the first magnetic field, and at least one pair of opposing coils for generating a second magnetic field that acts on the at least one magnet. The opposing coils forming each of the at least one pair are independently driven.
摘要:
A magnetically guiding system includes: a capsule medical device that has a magnet provided therein; an information acquiring unit that acquires physical information about magnetic guiding of the capsule medical device; a magnetic field generating unit that generates a magnetic field for magnetically guiding the capsule medical device; and a control unit that sets a magnetic field condition based on the physical information acquired by the information acquiring unit and controls the magnetic field generating unit to generate a magnetic field corresponding to the magnetic field condition.
摘要:
There is provided an image processing device including a feature point detection processing unit configured to detect a feature point from an image, and a feature quantity generation processing unit configured to compare a pixel difference value of two pixels in an image region having a position of the detected feature point as a reference with a threshold and generate binary information indicating a result of comparison as a component of feature quantities corresponding to the feature point.
摘要:
An in-vivo examination system includes a body-insertable apparatus that moves in a subject; and an external device that acquires information about an inside of the subject. The external device includes a location acquiring unit that acquires a plurality of first locations of the body-insertable apparatus in the subject; a trajectory generating unit that generates a first movement trajectory of the body-insertable apparatus in the subject, based on the plurality of first locations; a trajectory storage unit that stores a second movement trajectory; and a scale adjusting unit that adjusts the first movement trajectory to the second movement trajectory.