The present invention relates to an arrangement and to a method relating to a swing damper for carrying a tool that hands from a crane arm or the like. The speculum comprises a handle having a frontal portion and a rear portion slidingly secured to the frontal portion. The diluent valve and concentrate pump distribute the diluent and concentrate into the dispensing device to form a mixture to be dispensed therefrom. The dual mode DP and HDMI transmitter also comprises a control circuit coupled to the driver circuit. The retail performance metric type is also recorded. In some instances, the medical device may be adjusted prior to inserting the medical device into a patient.