Contact center strived to provide needed skills in close proximity to an anticipated demand for the skills. An optional clamping device surrounding the opening may be closed on the neck to restrain the animal’s head to facilitate treating or cleaning ears, eyes or teeth and the giving of oral medications. The guide wire is configured to be fed into the coronary sinus of the heart adjacent the mitral valve annulus. The subsystem control includes at least one of electric and hydraulic subsystem controls for controlling operation of at least one of an electric device and a hydraulic device.