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Endoscopic-Assisted Ommaya Reservoir Placement: Technical Note.

Jessica Lane1, Brad E Zacharia1

  • 1Department of Neurosurgery, Penn State Hershey Medical Center.

Cureus
|September 26, 2017
PubMed
Summary
This summary is machine-generated.

Ommaya reservoir placement using electromagnetic neuronavigation and endoscopy improves accuracy and patient comfort for cerebrospinal fluid access. This technique offers real-time guidance and confirmation, ensuring reliable catheter placement and reducing complications.

Keywords:
ommaya reservoir

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Area of Science:

  • Neurosurgery
  • Medical Devices
  • Image-Guided Therapy

Background:

  • Ommaya reservoirs provide essential cerebrospinal fluid (CSF) access for patients since the 1960s.
  • Compared to lumbar punctures, Ommaya reservoirs offer improved patient comfort and consistent intrathecal drug delivery.
  • Technological advancements have refined Ommaya reservoir placement, enhancing accuracy and minimizing complications.

Purpose of the Study:

  • To describe a novel method for Ommaya reservoir placement.
  • To utilize electromagnetic neuronavigation and intraoperative endoscopic visualization for precise catheter insertion.
  • To ensure tract patency and confirm accurate placement during the procedure.

Main Methods:

  • A minimally invasive approach utilizing Kocher's point for incision and burr hole creation.
  • Real-time guidance with electromagnetic neuronavigation via a stylet in a peel-away sheath.
  • Intraoperative endoscopic visualization for confirmation of intraventricular anatomy and catheter position before sheath removal.

Main Results:

  • The described technique allows for accurate advancement into the ventricle under neuronavigation guidance.
  • Endoscopic visualization confirms intraventricular anatomy and precise catheter placement.
  • The method provides a high degree of confidence in achieving appropriate Ommaya reservoir placement.

Conclusions:

  • Combined electromagnetic neuronavigation and endoscopic visualization offer a robust method for Ommaya reservoir placement.
  • This technique enhances procedural accuracy and reduces the risk of malposition.
  • It represents a significant advancement in achieving reliable CSF access via Ommaya reservoirs.