Less common models of medical staff structure may include: a department of hospital-based physicians, a. multispecialty group, or a physician-hospital organization. A Department of Hospital-Based Physicians. may include emergency medicine, radiology, anesthesiology, pathology, and hospitalists; leadership of.
Mantel Clocks. Mantel clocks are generally offered in one of two different types of movements: mechanical key-wound or quartz battery-operated. Arguably, the more sophisticated types are key-wound. These types of mechanical mantel clocks are powered by springs that slowly unwind as the clock runs. The springs will unwind and generally power the clock for up to seven days, at which time they need to be wound again by inserting a key into the holes of the dial.
Save. Jupiterimages/Photos.com/Getty Images. Antique mantel clocks use a system of springs and gears to drive the timepiece so that the hour and minute hands on the clock face rotate at the correct speed to mark the passage of time. These clocks work with a metal key that may be removable or permanently attached.nstructions. Turn the clock to locate the keyholes or installed key on the back or face of the clock. Westminster-type chime clocks for the mantel typically have keyholes built into the lower half of the face of the clock.