2. X-RAY
• X-rays are electromagnetic radiation.
• X-ray machine sends individual x-ray particles
through the body.
• The images are recorded on a computer or
film.
11. HISTORY
• 1895
Discovery of X Rays- W.K.Roentgen
• 1896
first time used in surgery
• 1975
Diagnostic x-ray Machines
• 1997
Digital x-ray introduced