LIGATURE
c. 1592
SOOTHING
WOUND DRESSING
c. 1550s
TOOTHBRUSH
c. 1770
AMALGAM
c. 1833
ANESTHESIA
c. 1844
MODERN
DENTURES
c. 1848
TOOTHPASTE
c. 1850
FOOT-PEDAL
DENTAL DRILL
c. 1868
CARIES
INVESTIGATION
c. 1890
FIRST MAJOR
WATER FLUORIDATION PROJECT
c. 1944
PNEUMATIC
HIGH-SPEED
AIR ROTOR DRILL
c. 1949
MODERN
DENTAL IMPLANTS
c. 1965
DENTAL
SEALANTS
c. mid-1960s
DIGITAL
DENTISTRY
c. 1970s
INVISALIGN®
c. 1990
"FASTER"
BRACES
c. 2014