A management device, comprising a controller that controls communication between a movable first terminal device and a second terminal device in which a moving range is narrower than the first terminal device, and a detector that detects that the first terminal device arrives at a target point by movement, wherein in a case where the detector detects the arrival at the target point, the controller ends the communication between the first terminal device and the second terminal device.

The modular wheelchair system includes an upper component, and an autonomous power base configured to detachably couple to the upper component. The autonomous power base includes one or more processors, one or more memory modules, and machine readable instructions stored in the one or more memory modules that, when executed by the one or more processors, cause the autonomous power base to: determine whether the upper component is separated from the autonomous power base; and navigate to a location in response to determination that the upper component is detached from the autonomous power base.

A device for controlling at least one drive device of a surgical table, comprising a control unit for making available an output control signal on the basis of at least a first input control signal. The device is configured in such a way that the drive device is controllable with the aid of the output control signal, and that the drive device is directly controllable with the aid of a second input control signal. The device is characterized in that the control unit receives the second input control signal or a signal based on the second input control signal.

According to embodiments, an overhead lift includes a lift actuator; and a control system communicatively coupled to the lift actuator. The control system may include a control unit comprising a processor with a memory communicatively coupled to the processor and having computer readable and executable instructions and at least one transceiver communicatively coupling the control unit to at least one of a computer, a network, and a data storage device. The processor executes the computer readable and executable instructions to: determine at least one operating characteristic of the overhead lift and an operating time of the overhead lift as the overhead lift is actuated; determine an accumulated load-time parameter for the overhead lift based on the at least one operating characteristic and the operating time; and upload the accumulated load-time parameter to at least one of the computer, the network, and the data storage device.

Overhead lifts with control systems are disclosed. The overhead lifts may include a lift actuator communicatively coupled to a control system. The control system may include a control unit comprising a processor and a memory having computer readable and executable instructions and at least one port for communicatively coupling the control unit to at least one of a computer, a network, and a data storage device. The processor executes the computer readable and executable instructions to: determine at least one operating characteristic of the overhead lift and an operating time of the overhead lift as the overhead lift is actuated; determine an accumulated load-time parameter for the overhead lift based on the at least one operating characteristic and the operating time; and provide an indication that a component of the overhead lift requires service based on the comparison of the accumulated load-time parameter to a service constant.

A system and method for a motorized mobile chair use a plurality of sensors having a plurality of sensor types to detect a plurality of objects and generate sensor data about the detected objects, each of the detected objects being a person, the sensor data about the objects comprising a plurality of range measurements to the people and a plurality of bearing measurements to the people. The system has at least one processor to receive the sensor data about the people, group the detected people into a plurality of zones, determine a closest person in each zone, and generate one or more control signals to cause the motorized mobile chair to match a speed and a direction of the closest person in the zone corresponding to a direction of travel of the motorized mobile chair while at least approximately maintaining a selected space to the closest person in the zone corresponding to the direction of travel of the motorized mobile chair.

The present invention is a smart electric wheelchair for the elderly, which comprises a battery for power supply and a control system for integrally controlling the electric wheelchair, and also comprises a body bracket, wherein the bottom of the body bracket is connected with a standing platform for a user to stand, a driving unit is provided on each side of the standing platform to drive the electric wheelchair; and a foldable seat is provided in the middle of the body bracket, and an armrest is provided on each side of the seat, with at least one of the armrests provided with a controller for controlling the entire electric wheelchair. The electric wheelchair is provided with a plurality of sensors which include a ranging and positioning sensor and/or an obstacle avoidance sensor, and further include an identification sensor, wherein the identification sensor identifiably corresponds to a one-to-one mobile identification device worn by a user, so that the electric wheelchair can automatically follow the user's position according to the collaboration between the mobile identification device and the sensor. The present invention solves the drawbacks of existing similar apparatuses and gives the elderly a better use experience, showing both practical and economical significance.

A device for detecting the position of movable operating table components that has a multilayer sensor film that is attached to a first operating table component; a slider that is mounted on a second operating table component which is movable relative to the first operating table component, the slider being equipped with a pressure piece that elastically compresses the multilayer sensor film; and -n electrical circuit, which generates a signal in accordance with the position of the pressure piece on the sensor film.

A method of controlling a motorized wheelchair according to an embodiment, the motorized wheelchair including a seat frame provided with a seat for seating of a user, a back frame provided with a backrest for supporting the user's back and detachably connected to the seat frame, and main wheels connected to a lower end of the back frame, may include inputting a reverse command to an input unit, outputting an image photographed by a rear camera installed in the back frame to an output unit, detecting, by a rear height difference sensor installed in bottom of the back frame, a height difference in the ground, determining whether the height difference detected by the rear height difference sensor is larger than or equal to a preset reference height difference, performing an emergency braking defined as activating a brake of the main wheels when the detected height difference is larger than or equal to the reference height difference, and outputting a warning about the detected height difference to the output unit.

Disclosed herein is a method of controlling a motorized wheelchair, the motorized wheelchair including a seat frame supporting a seat, a back frame to which the seat frame is detachably connected, a first main wheel and a second main wheel respectively installed at both lower ends of the back frame, an inclination detecting sensor which detects an inclination, and a controller which controls the main wheel and the second main wheel, the method includes receiving an input for a turning operation, calculating an inclination angle of a running ground by the inclination detecting sensor, and determining whether the inclination angle is greater than a reference angle.