Configurable PET Coincidence Processor for Multi-System Compatibility
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Solution Overview
Problem
Existing PET systems require specific coincidence processors designed for each type of system, limiting accessibility and versatility due to differences in detector numbers and types.
Innovation Solution
A configurable PET coincidence processor with multiple ports and a programming port that allows for different coincidence algorithms, enabling use with various PET systems by dynamically assigning ports for different detector types and outputs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a specific coincidence processor is designed for each PET system type, then the processor can be optimized for that specific system's detector configuration and coincidence algorithm, but the accessibility and versatility of the processor is limited
Solution Approach 1:
The coincidence processor is designed with a universal architecture that can perform multiple coincidence algorithms (three-fold, four-fold, and simultaneous three-fold and four-fold) and accommodate different detector configurations through configurable parameters, allowing a single processor design to serve multiple PET system types without requiring system-specific customizations
2Adaptability or versatility
If different numbers of detectors are used in different PET systems, then each system can be tailored to specific application requirements, but a single coincidence processor cannot accommodate all configurations
Solution Approach 1:
The coincidence processor employs dynamic configuration capabilities where the number of detector ports and algorithm parameters can be adjusted based on the specific PET system requirements. The processor can dynamically adapt its operational mode to handle different detector counts and types, eliminating the need for multiple fixed-design processors
3Reliability
If a PET system uses a different number of detectors than another PET system, then each system can be optimized for its specific needs, but the coincidence processor design must be customized for each system type
Solution Approach 1:
A universal coincidence processor design is implemented that can accommodate different detector configurations through software-based parameter setting rather than hardware redesign. The processor maintains system-specific optimization capabilities while using a standardized manufacturing platform, reducing production complexity and cost
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables a single type of coincidence processor to be used across different PET systems, accommodating different numbers and types of detectors, and supporting multiple coincidence algorithms, thus enhancing versatility and cost-effectiveness.
Implementation Method 1
A plug detector detects connection of PET data inputs to the ports
Data Source
AI summary
A common or single type of positron emission tomography (PET) coincidence processor is useable with different PET systems. The ports are configurable to operate with different coincidence algorithms, allowing different numbers of ports to be used in different systems. The ports are configurable to provide different outputs and/or connect with different types of detectors. A programming port allows programming of an appropriate coincidence algorithm so that different such algorithms are usable by the controller. Any one or more of these accessible and/or versatile features are provided on a controller.