Recent advances in BazookaSPECT: Real-time data processing and the development of a gamma-ray microscope

Area of Science:

• Medical Physics
• Nuclear Instrumentation
• High-Resolution Imaging

Background:

• The BazookaSPECT detector is a high-resolution CCD-based gamma camera.
• High frame rates in gamma cameras generate substantial data, necessitating real-time processing.

Purpose of the Study:

• To develop a real-time data acquisition and processing algorithm for high frame rate gamma cameras.
• To create a gamma-ray microscope with unprecedented resolution using the BazookaSPECT detector.

Main Methods:

• Implementation of a list-mode algorithm utilizing a graphics processing unit (GPU) for real-time data processing.
• Development of a gamma-ray microscope incorporating the BazookaSPECT detector and micro-coded apertures.

Main Results:

• The developed algorithm enables real-time data acquisition and processing at high frame rates.
• Experimental phantom images demonstrate a gamma-ray microscope with an estimated reconstruction resolution of approximately 30 μm.

Conclusions:

• The real-time processing algorithm effectively manages high data throughput from gamma cameras.
• The novel gamma-ray microscope achieves unprecedented resolution, advancing gamma-ray imaging capabilities.