fluoroscopy overview

Question 1

what is fluoroscopy

Answer 1

a way to obtain real time images of moving body parts and internal structures of a patient

Question 2

what are the 2 types of stationary fluoroscopy tubes

Answer 2

1. tube located above table
2. tube located below table

Question 3

what are the 2 items that make fluoroscopy happen

Answer 3

x-ray source or tube
image intensifier (II) or flat panel detector

Question 4

what 2 amounts does the fluoro table tip

Answer 4

90 degrees one way
30 degrees the other

Question 5

what type of fluoro machine is used for mobile

Answer 5

a c-arm

Question 6

what c-arm movement is this

Answer 6

vertical

Question 7

what c-arm movement is this

Answer 7

swivel

Question 8

what c-arm movement is this

Answer 8

rotation

Question 9

what c-arm movement is this

Answer 9

horizontal

Question 10

what type of c-arm movement is this

Answer 10

orbital

Question 11

how much vertical movement can happen

Answer 11

~40 cm

Question 12

how much swivel movement can happen

Answer 12

10 degrees to either side

Question 13

how much rotation movement can happen

Answer 13

190 degrees

Question 14

how much horizontal movement can happen

Answer 14

~20 cm

Question 15

how much orbital rotation can happen

Answer 15

~132 degrees

Question 16

what are the 2 properties that make a high-quality fluoro image

Answer 16

beam is perpendicular to limb/bone
II is as close to patient as possible