A periodontal implement in form of a scaler or curette having at least one blade mounted to one end thereof in which the body of the implement includes at least one fluid passageway through which a source of medicinal fluid supply including germicidals, anesthetics, soothing agents hemostatics and the...http://www.google.com.au/patents/US5024600?utm_source=gb-gplus-sharePatent US5024600 - Periodontal scaler-like medicinal fluid applicator
