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Precision lead collimator construction.

R E Dye¹, B L Reece

¹Department of Medical Physics and Biomedical Engineering, Queen Elizabeth Medical Centre, Birmingham, UK.

Clinical Physics and Physiological Measurement : an Official Journal of the Hospital Physicists' Association, Deutsche Gesellschaft Fur Medizinische Physik and the European Federation of Organisations for Medical Physics

|February 1, 1988

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A new method uses stacked lead discs to create precise collimators for rectilinear scanning. This fabrication technique offers versatile imaging performance for various applications.

Area of Science:

Medical imaging physics
Materials science and engineering

Background:

Collimators are essential components in rectilinear scanning systems, determining image resolution and sensitivity.
Traditional collimator fabrication methods can be complex and limit design flexibility.

Purpose of the Study:

To introduce and validate a novel fabrication technique for constructing collimators.
To demonstrate the adaptability of this technique for achieving a wide range of imaging performance.

Main Methods:

A new fabrication approach involving the precise drilling and stacking of lead discs.
Assembly of these stacked discs to form functional collimator structures.

Main Results:

Successful construction of collimators using the described lead disc stacking method.

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Demonstrated effectiveness of the technique across diverse imaging performance requirements.

Conclusions:

The novel lead disc stacking technique is a viable and successful method for collimator fabrication.
This technique provides a flexible platform for developing collimators tailored to specific rectilinear scanning applications.