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Clin Neurol Neurosurg. 2021 Dec 21;213:107100. doi: 10.1016/j.clineuro.2021.107100. Epub 2021 Dec 21.

Technical description of a novel device for external ventricular drainage in neonatal and pediatric patients: Results from a single referral center experience.

Clinical neurology and neurosurgery

Alessandro Consales, Giuseppe Di Perna, Laura C De Angelis, Mattia Pacetti, Alberto Balestrino, Marcello Ravegnani, Marco Pavanello, Francesca Secci, Luca A Ramenghi, Gianluca Piatelli, Armando Cama

Affiliations

  1. Division of Neurosurgery, IRCCS Istituto Giannina Gaslini, Genoa, Italy.
  2. Division of Neurosurgery, IRCCS Istituto Giannina Gaslini, Genoa, Italy; Neurosurgery Unit, AOU Città della Salute e della Scienza and Department of Neuroscience "Rita Levi Montalcini" University of Turin, Turin, Italy. Electronic address: [email protected].
  3. Department Mother and Child, Neonatal Intensive Care Unit, IRCCS Istituto Giannina Gaslini, Genoa, Italy; Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics, Maternal and Child Health (DINOGMI), University of Genoa, Genoa, Italy.
  4. Division of Neurosurgery, IRCCS Istituto Giannina Gaslini, Genoa, Italy; Neurosurgery Unit, Policlinico San Martino, Genoa, Italy.
  5. Neonatal Pathology Unit, IRCCS Istituto Giannina Gaslini, Genoa, Italy.

PMID: 34973652 DOI: 10.1016/j.clineuro.2021.107100

Abstract

BACKGROUND: Since external ventricular drainage (EVD) related infections are usually due to skin flora, an extradural intra/extra-cranial accessory device, developed for pediatric patients under three years of age undergoing EVD positioning, is described. The aim of this paper is to provide technical description of this device, underlining the possibility to reduce infective risk and to prevent EVD dislocation.

METHODS: Patients undergoing A-D device EVD placement between 1990 and 2017 at authors' institution were retrospectively considered. The device was made of a fully MRI-compatible inert material (Ketron-Peek-1000), composed of two pieces securely fixable to the skull, bridging the catheter directly from the epidural space to the extracranial space without letting it come in contact with the skin.

RESULTS: A total number of 350 patients were considered. The mean age was 1.4 years, being the youngest patient a newborn of 25 weeks of gestational age. Mean time of EVD maintenance was 45 days, ranging from 21 to 81 days. 2 cases (0.6%) of EVD related infections were reported, while, pull-out of the ventricular catheter occurred in 3 cases (0.9%). No cases of bone fractures related to the clamp effect provided by A-D device were reported in the series CONCLUSIONS: This device could represent a safe and feasible option to reduce EVD related infections and catheter pull-out in pediatric patients. The encouraging results could strength the aim of the device to allow safer and longer length of CSF drainage. Moreover, the fully MRI-compatible nature and its non-magnetic properties allow to use it with neuronavigation systems.

Copyright © 2021 Elsevier B.V. All rights reserved.

Keywords: Anti-displacement device; Catheter pull-out; Cerebrospinal fluid infection; External ventricular drain; Hydrocephalus

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