Patent 7198623 was granted and assigned to Ultradent Products, Inc. on April, 2007 by the United States Patent and Trademark Office.
A method for controlling bleeding during dental procedures using a medicament delivery system having a medicament under pressure and a hollow cannula having a fiber coated distal delivery end through which the medicament is dispensed, includes: (i) applying under hydraulic pressure a medicament to a desired area of tissue using the medicament delivery system so as to infuse medicament into exposed capillaries; and (ii) rubbing the tissue with the medicament delivery system.