Abstract:
A one-hand-operated ultrasound transducer and method for delivering a controlled and uniform distribution of a sterile or a non-sterile topical reagent to skin for use in diagnostic, therapeutic, and aesthetic therapies. The transducer includes a head, a cartridge, and feeding apparatus for feeding contents of the cartridge out of the head. The cartridge is removably disposed in the head and delivers the controlled and uniform distribution of the sterile or the non-sterile topical reagent to the skin for use in the diagnostic, therapeutic, and aesthetic therapies.