Abstract: A bearing structure includes a fixing member attached with respect to an arm of a surgical robot in a state in which a holder that is provided at a distal end of the arm is inserted inside the fixing member, a first drape that covers the arm being attachable to the fixing member, and a rotating member attached with respect to the fixing member in a slidably rotatable manner in a state in which the holder is inserted inside the rotating member, a second drape that covers the holder being attachable to the rotating member. The rotating member is rotatable together with the holder.

Abstract: A vehicle-mounted navigation apparatus includes a traffic information acquiring means 10 for acquiring traffic information from outside the apparatus, a conditions setting means 16 for setting up conditions for filtering traffic information, a control means 14 for filtering the traffic information acquired by the traffic information acquiring means according to the conditions set up by the conditions setting means so as to extract traffic information according to the conditions, a list generating means 15 for generating a list on the basis of the traffic information extracted by the control means, and an output means 19 for outputting the list generated by the list generating means.

Abstract: An element-modified ferrofluid comprising a base oil, a plurality of magnetic particles covered with at least one surfactant, and an elemental modifier. The elemental modifier is a metal, a metal mixture, an alloy, or a nonmetal.

Abstract: An element-modified ferrofluid comprising a base oil, a plurality of magnetic particles covered with at least one surfactant, and an elemental modifier. The elemental modifier is a metal, a metal mixture, an alloy, or a nonmetal.