Introducing the qStation Workstation:

Automated Quality Control and Recordkeeping


The American College of Radiology (ACR) requires a MRI site to have a program of continuing quality control and recordkeeping. Records must be kept available for inspection during spot audits and for accreditation renewal applications.

In collaboration with AccuImage Diagnostics Corporation we offer the qStation. This indepedent computer workstation logs and uploads to our redundant and access-restricted websites the following data required (or recommended) by the ACR.

Item Frequency Required or Recommended
Central Resonant Frequency Daily Required
Signal-to-noise ratio (head coil) Daily Required
Artifact assessment Daily Required
Statistical review of daily QA measurements Semi-annually Required
Image uniformity Semi-annually Required
Spatial linearity Semi-annually Required
High contrast spatial resolution Semi-annually Required
Slice thickness accuracy Semi-annually Required
Slice positioning accuracy Semi-annually Required
Slice separation accuracy Semi-annually Required
Documentation of film processor sensitometric testing Weekly Required
Physician CME hours Continually Required
Technologist CME hours Continually Required
Scanner service logs Continually Required
Documented evidence of physician board certification and training Continually Required
Documented evidence of technologist certification and training Continually Required
Documented patient screening questionnaire Continually Required
Documented techniques and indications for each procedure Continually Required
Documented safety practices and policies Continually, reviewed at least annually Required
Ghost intensity Semi-annually Recommended
Physical and mechanical inspection Annually Recommended
Interslice RF interference Annually Recommended
Signal-to-noise ratio (body coil) Annually Recommended
Signal-to-noise ratio (surface coil) Annually Recommended
Camera gray scale accuracy Annually Recommended

These data and the periodic statistical reports produced by our physicists are maintained and backed up on our multiple web servers. These records are always available for remote inspection by the client or an accrediting agency.

qStation Service Packages

The qStation service package includes:
  • One annual on-site assessment visit by a qualified physicist.
  • One Phantom Data Report per year. (See a sample report in PDF format.)
  • Continuing assessment of the QC data according to the schedule in the table above.

The qStation Gold service package includes:

  • One annual on-site assessment visit by a qualified physicist.
  • Two Phantom Data Reports per year. (See a sample report in PDF format.)
  • One Clinical Data Report every three years, coiniciding with the client's application for ACR accreditation. (See a sample report in PDF format.)
  • Continuing assessment of the QC data according to the schedule in the table above.
  • Complete preparation of the submission for ACR accreditation.


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