Table 1-1 Noteworthy Scientist and Researchers

Question 1

W.C Roentgen (1895)

Answer 1

Discovered x-rays

Question 2

O. Walkhoff (1896)

Answer 2

First prototype of a dental radiograph

Question 3

C.E. Kells (1896)

Answer 3

—> May have taken first dental radiographs in the United States

—> Promoted the use of radiography in dentistry

—> An early advocate for radiation safety

Question 4

Cieszynski (1907)

Answer 4

Applied “rule of isometry” to bisecting technique

Question 5

W. D. Coolidge (1913)

Answer 5

Introduced the hot cathode tube

Question 6

H. R. Raper (1913 & 1924)

Answer 6

—> Wrote first dental x-ray textbook

—> Introduced bitewing radiographs

Question 7

F. W. McCormack (1920)

Answer 7

Developed paralleling techniques

Question 8

G. M. Fitzgerald (1947)

Answer 8

1947 - Designed a “long - cone” to use with paralleling technique

1948 - Introduction of panoramic radiography

1955 - Introduction of “D” speed film

1981 - Introduction of “E” speed film

Question 9

Francis Mouyen (1987)

Answer 9

1987 - Developed the first digital imaging system called RadioVisioGraphy

1997 - CT imagery introduced for dentistry as CBCT

2000 - Introduction of “F” speed film