900.12(e)(5)(ix): System artifacts. System artifacts shall be evaluated with a high-grade, defect-free sheet of homogeneous material large enough to cover the mammography cassette and shall be performed for all cassette sizes used in the facility using a grid appropriate for the cassette size being tested. System artifacts shall also be evaluated for all available focal spot sizes and target filter combinations used clinically.
Approved Alternative Standard:
- System Artifact Testing at Remote Mobile Mammography Sites Where Film Processing Takes Place Using Processors Permanently Located at the Site