Ch 1 radiation history
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26 Terms
Who discovered x-rays
Wihelm Roentgen (Renken)
What year did Wilhelm Roentgen (Renken) discover x-rays
1895
Who made the first dental radiograph
Otto Walkhoff
Who made the first dental radiograph in US using a skull
W.J. Morton
Who is credited with 1st practical use of radiographs in dentistry in 1896 using a living person
Edmund Kells
Who developed the first dental x-ray unit
William Rollins
During william rollin’s experiments, he suffered burn to hand this
developed interest in radiation protection
In 1948, Dr. Yrjo Veli Paatero developed and experimented with a panoramic machine and termed it as
pantomography
Earliest images captured on
photographic glass plates
What year was the first commercially hand-wrapped film
1913
Who produced machine-made packets and what year
Eastman Kodak in 1921
Radiographs options are now
FMX surveys, various film sizes, digital radiographs, digital phosphor plates, and direct digital receptor
When was the cone-beam computed tomography introduced in
1999
CBCT stands for
Cone-beam computed tomography
What does CBCT allows
Views of oral structures in three dimensions
CBCT are
extraoral imaging
What does cone-beam computed tomography help do
diagnoses of disease and image guidance of surgical procedures
X-ray is a
beam of energy having the power to penetrate substances and record image shadows on image receptor
Two-dimensional are a representation of a
three-dimensional object
Image receptor is a
recording medium like film, phosphor plate, and digital sensor
What is the most important use of dental images
Disease detection
Following the discovery…
numerous investigators contributed to dental radiography advancements
Digital imaging allows for
instant review and transmission of images, reduces patient exposure, and improves diagnostic potential
CBCT allows for
viewing of the oral and maxillofacial complex in three dimensions in 1999
ADA recognized
oral and maxillofacial radiology as a specialty field of dentistry in 1999