QUALITY ASSURANCE AND QUALITY CONTROL

1
QUALITY ASSURANCE AND QUALITY CONTROL

• KEEPING PATIENTS AND EQUIPMENT HAPPY!

2
QA

• Responsibilities of managers and Radiologists
• Patient scheduling
• Reception
• Preparations
• Safety
• Personal Treatment

3
QA TEAM

• Patient waiting time
• Patient Education
• Appropriate follow-up

4
RADIOLOGISTS

• Image Interpretation
• Disease/Condition consistent with diagnosis
• OUTCOME ANALYSIS
• If diagnosis not consistent a study is needed to
  examine the image interpretation process--outcome
  analysis

5
JCAHO

• WILL NOT GRANT APPROVAL TO FACILITIES WOTHOUT
  PROPER QC PROGRAMS
• PLEASE NOTE THE 10 STEP QA PROGRAM NOTED ON PAGE
  305

6
QC

• Monitors x-ray equipment
• Ensures optimal image for Radiologist
• Medical physicists designs, implements and
  maintains

7
MEASUREMENTS, FREQUENCY AND TOLERANCE

• Become familiar with tools needed to assess the
  measurements pgs 306-315. Will specify in class

8
Handout Specifics

• How many rectifiers in a 3phase 6 pulse?
• How many pulses per second in 3 phase 6 pulse?
• How many pulses per second in 3 phase 12 pulse?
• How many rectifiers in a 3 phase 12 pulse?
• In a high frequency the source of AC is fed into
  a____________before entering the high voltage
  section. This component changes the frequence of
  the AC from 60 hZ to ____________

9
Power ratings

• Find the difference between power rating of a
  three phase and high frequency and a single phase
  unit.

10
Give Me numbers!

• Floor of control booth and wall of control booth.
• Window and door of control booth
• Exposure switch from any open edge
• Scattering intensity of photons
• Leakage amount

11
CR Artifacts (HOMEWORK ASSIGNMENT- this is for
credit!

• Describe the types of artifacts noted for
• Imaging plate
• Plate reader
• Image processing
• Laser printer
• Operator
• Moire pattern