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Siemens MAMMOMAT Inspiration User Manual

Siemens MAMMOMAT Inspiration
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Quality Control Manual
MAMMOMAT Inspiration
VA10
MAMMOMAT Inspiration

Table of Contents

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Siemens MAMMOMAT Inspiration Specifications

General IconGeneral
BrandSiemens
ModelMAMMOMAT Inspiration
CategoryMedical Equipment
LanguageEnglish

Summary

Introduction to Mammography Quality Control

Mammography Equipment Evaluation (MEE)

Details MEE tests for installation, changes, disassembly, or major component repairs.

Annual QC Tests

Tests performed annually by MP to check for performance degradation.

Monthly QC Tests

Tests performed monthly by the technologist, typically on the first working day.

On-Demand QC Tests

Tests performed by technologist when artifacts or incorrect settings are suspected.

Recommended Frequency of QC Tests

Table indicating when and by whom different QC tests should be performed.

Important Notes for QC

Emphasizes familiarity with the operator manual before QC tests.

Recommended Corrective Actions

Outlines steps for addressing test failures and performance degradation.

Required Documentation for QC

Lists essential documents for QC, including operator and viewing station manuals.

Essential Equipment for QC

Lists all measurement devices and materials needed for QC tests.

Prerequisites for Quality Control

Objective of Prerequisites

To determine if the detector is damaged, dusty, or needs calibration.

Required Equipment for Prerequisites

Lists cleaning materials needed for detector maintenance.

Procedure for Prerequisites

Steps for cleaning and calibrating the detector.

Performance Criteria and Corrective Action

Defines acceptable visual standards for the detector.

Statistical Calculations for QC

Details statistical methods for evaluating QC test results.

Relative Deviation Calculation

Formula and definition for calculating relative deviation from the average.

Linear Correlation and Offset

Methods for calculating linear correlation and offset for detector response.

Signal-to-Noise Ratio (SNR) Calculation

Formula for calculating the signal-to-noise ratio.

Test 1: Automatic Exposure Control (AEC) Test

Objective of AEC Test

To test AEC security cut-off and measure AEC stability.

Required Equipment for AEC Test

Lists specific plates and shielding for the AEC test.

Procedure for AEC Test

Step-by-step instructions for performing the AEC test.

AEC Test Performance Criteria

Defines acceptable limits for AEC test results.

Test 2: Artifact Detection

Objective of Artifact Detection Test

To identify dust, damage, or artifacts on the detector.

Required Equipment for Artifact Detection

Lists phantom and compression plate for artifact detection.

Procedure for Artifact Detection

Step-by-step guide for performing the artifact detection test.

Artifact Detection Performance Criteria

States that no clinically relevant artifacts should be visible.

Test 3: Detector Uniformity

Objective of Detector Uniformity Test

To measure detector response uniformity across its surface.

Required Equipment for Detector Uniformity

Lists phantom and compression plate for uniformity testing.

Procedure for Detector Uniformity

Steps for performing the detector uniformity test.

Detector Uniformity Performance Criteria

Defines acceptable maximum relative deviation for uniformity.

Test 4: Detector Linearity

Objective of Detector Linearity Test

To measure detector linearity and system noise against input air kerma.

Required Equipment for Detector Linearity

Lists phantom, dose meter, and compression plate for linearity test.

Procedure for Detector Linearity

Steps for performing the detector linearity test.

Detector Linearity Performance Criteria

Specifies criteria for linearity, offset, and SNR.

Test 5: Phantom Imaging Quality

Objective of Phantom Imaging Quality Test

To ensure adequate phantom imaging quality.

Required Equipment for Phantom Imaging Quality

Lists ACR phantom and compression plate for imaging quality test.

Procedure for Phantom Imaging Quality

Steps for performing the phantom imaging quality test.

Phantom Imaging Quality Performance Criteria

Lists minimum counts for fibers, specks, and masses.

Test 6: Spatial Resolution (optional)

Objective of Spatial Resolution Test

To detect spatial resolution problems in different detector parts.

Required Equipment for Spatial Resolution

Lists bar pattern phantom, PMMA phantom, and compression plate.

Procedure for Spatial Resolution Test

Steps for performing the spatial resolution test.

Spatial Resolution Performance Criteria

Specifies the maximum detectable spatial frequency.

Test 7: Mechanical Tests

Objective of Mechanical Tests

To ensure the mechanical integrity of the system.

Required Equipment for Mechanical Tests

Lists phantoms, stopwatch, and compression plate.

Procedure for Mechanical Tests

Steps for checking various mechanical functions and movements.

Mechanical Tests Performance Criteria

States that all mechanical integrity steps must be passed.

Test 8: Acquisition Workstation Monitor Check

Objective of Monitor Check

To assess the quality of the acquisition workstation monitor.

Required Equipment for Monitor Check

Lists SMPTE test pattern.

Procedure for Monitor Check

Steps for cleaning and setting up the monitor test.

Monitor Check Performance Criteria

Specifies visibility of 5%/95% squares and bar patterns.

Test 9: Printer Check (optional)

Objective of Printer Check

To assess the quality of the laser camera/printer.

Required Equipment for Printer Check

Lists calibrated densitometer.

Procedure for Printer Check

Steps for printing and evaluating the SMPTE image.

Printer Check Performance Criteria

States that optical densities must be within action limits.

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