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A simple computerized tomography adapter for conventional stereotactic frame.

C F Fung1, Y W Fan

  • 1Department of Surgery, University of Hong Kong.

Computerized Medical Imaging and Graphics : the Official Journal of the Computerized Medical Imaging Society
|January 1, 1991
PubMed
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A new technique modifies the Leksell stereotactic frame for CT compatibility. This method simplifies tumor coordinate calculation, improving accuracy without precise scanner alignment.

Area of Science:

  • Neurosurgery
  • Medical Imaging
  • Biomedical Engineering

Background:

  • The Leksell stereotactic frame is a standard neurosurgical tool.
  • Compatibility with modern imaging modalities like computed tomography (CT) is crucial for precise targeting.

Purpose of the Study:

  • To develop a method for adapting the conventional Leksell stereotactic frame for CT compatibility.
  • To enable accurate tumor coordinate calculation in a CT environment.

Main Methods:

  • Introduction of novel adapter plates designed for the Leksell stereotactic frame.
  • Adapter plates feature double diagonal lines for simplified alignment.
  • The technique obviates the need for meticulous scanner alignment.

Main Results:

Related Experiment Videos

  • Successful conversion of a conventional Leksell stereotactic frame into a CT-compatible system.
  • Accurate calculation of tumor coordinates is achievable using the adapter plates.
  • The method eliminates the requirement for precise scanner alignment.

Conclusions:

  • The developed technique offers a simple and effective solution for CT-guided stereotactic neurosurgery.
  • The adapter plates are easy to fabricate and implement.
  • This innovation enhances the utility of the Leksell stereotactic frame in modern neurosurgical procedures.