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Linear accelerator maintenance cost analysis.

Marco Carlone1, Wayne Beckham2,3, Cheryl Duzenli4,5

  • 1Department of Medical Physics, BC Cancer - Kelowna , Kelowna, BC, Canada.

Journal of Applied Clinical Medical Physics
|December 22, 2023
PubMed
Summary
This summary is machine-generated.

The service cost ratio for medical linear accelerators is estimated at 3.13%, lower than previous estimates. Labor costs constitute two-thirds of these expenses, highlighting the need for skilled technicians in radiation oncology.

Keywords:
linear acceleratorlinear accelerator componentslinear accelerator maintenance cost analysismaintenance costsservice cost ratio

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Area of Science:

  • Medical Physics
  • Radiation Oncology
  • Healthcare Management

Background:

  • Medical linear accelerators are essential, high-cost equipment in radiation oncology.
  • Understanding their service and maintenance costs is crucial for budgeting, especially with rising cancer incidence.
  • Current service cost data for these machines is not well-established.

Purpose of the Study:

  • To analyze medical linear accelerator service and maintenance costs at a specific institution.
  • To estimate the service cost ratio for these critical medical devices.
  • To provide data for better financial planning in radiation oncology departments.

Main Methods:

  • Collected parts costs for service on 32 medical linear accelerators over two years.
  • Segregated data by machine type, failure area, and service center.
  • Calculated the service cost ratio, excluding software support.

Main Results:

  • The estimated service cost ratio was 3.13% (95% CI [2.74%, 3.52%]).
  • Observed variability in the service cost ratio ranged from 2.14% to 5.25%.
  • Labor costs accounted for two-thirds of total service expenses, emphasizing workforce importance.

Conclusions:

  • The service cost ratio for medical linear accelerators is approximately 3.13% of initial capital cost.
  • This finding is lower than previously reported estimates for similar equipment.
  • The significant contribution of labor costs underscores the need for a proficient service technician workforce.