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The O-Arm as an Additional Tool to Confirm Optimal Ventricular Tip Position-A Technical Note.
Jorn Van Der Veken1, Jamie Miller1, Santosh Poonnoose1
1Department of Neurosurgery, Flinders Medical Centre, Bedford Park, South Australia, Australia.
World Neurosurgery
|April 21, 2022
Summary
Confirming optimal ventricular catheter placement using the O-arm imaging system is crucial for patients with slit ventricles, especially those with idiopathic intracranial hypertension, ensuring accurate drain positioning and reducing revisions.
Area of Science:
- Neurosurgery
- Medical Imaging
- Neurological Surgery
Background:
- Ventricular catheter placement is challenging in slit ventricles, even with neuronavigation.
- Idiopathic intracranial hypertension (IIH) can necessitate revision of ventricular drains due to malpositioning.
Observation:
- Neuronavigation alone resulted in malpositioned ventricular catheters in three IIH patients.
- Intraoperative O-arm imaging was used to confirm optimal ventricular tip position when intraoperative CT was unavailable.
Findings:
- Optimal ventricular drain position was successfully achieved in all three patients using the O-arm system.
- The O-arm imaging system provides effective intraoperative confirmation of ventricular catheter placement.
Implications:
- This technique offers a valuable method for optimizing ventricular catheter placement in challenging cases.
- The O-arm system can improve surgical outcomes by ensuring accurate drain positioning, potentially reducing complications and the need for revision surgeries.
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