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Index for optimum ventricular catheter length. Technical note.

S I Keskil1, N Ceviker, K Baykaner

  • 1Department of Neurosurgery, Faculty of Medicine, Gazi University, Ankara, Turkey.

Journal of Neurosurgery
|July 1, 1991
PubMed
Summary
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Determining optimal ventricular catheter length is challenging. A new index using head circumference provides a successful clinical method for estimating ventricular length, especially when imaging is unavailable.

Area of Science:

  • Neurosurgery
  • Medical Device Technology
  • Pediatric Surgery

Background:

  • Accurate ventricular catheter length is crucial for effective cerebrospinal fluid diversion.
  • Determining optimal length is difficult without intraoperative imaging or when significant time passes between imaging and surgery.
  • Existing methods may lack precision or practicality in certain clinical scenarios.

Purpose of the Study:

  • To develop and validate a simple, reliable index for estimating ventricular catheter length.
  • To provide a practical solution for determining optimal catheter length in the absence of intraoperative ultrasound.
  • To improve the accuracy of ventricular catheter placement in neurosurgical procedures.

Main Methods:

  • Development of a novel index correlating head circumference with ventricular length.

Related Experiment Videos

  • Clinical testing and validation of the proposed index in a patient cohort.
  • Comparison of index-based estimations with intraoperative measurements where available.

    • Main Results:

    • The head circumference-based index demonstrated a strong correlation with actual ventricular length.
    • The method proved clinically successful and practical for intraoperative use.
    • It offers a viable alternative when advanced imaging is not feasible.

    Conclusions:

    • The described index is an effective tool for estimating ventricular catheter length.
    • This method enhances surgical planning and improves the precision of ventricular catheter placement.
    • It addresses a critical need in neurosurgery for practical length determination.