Description

The purpose of the TG-142 Check Phantom + iQA is to provide an efficient, budget-friendly constancy check workflow and data collection solution for monthly QA in accordance with the AAPM TG-142 Protocol.

Audience
• Clinical Physicists responsible for multiple machines at one site, or many sites
• RO Networks seeking data-driven hardware and process monitoring to achieve standardization
• LINAC manufacturers seeking a standardized and efficient solution for TG-142 implementation
• Research & Education organizations

Specifications

Key Features
• < 90 Minutes Start to Finish (Monthly)
• Simple, Step-By-Step Protocols
• iQA Auto Analysis Software

The TG-142 Check Phantom + iQA checks these items for AAPM TG-142 Monthly:

Mechanical
• Jaw Position & Light Field Coincidence
• Light Field vs Radiation Field Coincidence
• ODI Verification
• Table / Couch Angles
• MLC Leaf Position Accuracy
• Picket Fence

Output
• Photons & Electrons
• Typical Dose Rate Output Constancy
• Dynamic Wedge Constancy
• Energy Constancy
• Flatness & Symmetry (Profile Constancy)

MV EPID, kV Planar Imaging
• Scaling
• Spatial Resolution
• Contrast
• Noise
• Uniformity

CBCT Imaging
• HU Constancy & Contrast Visibility
• Geometric Distortion
• Spatial Resolution
• Low Contrast Resolution
• Noise
• Uniformity

Photos

Models

• IMT-033 - TG-142 Check Phantom