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Shunt scissors: technical note.

Ralph G Dacey1, Oliver E Flouty2, M Sean Grady3

  • 11Department of Neurosurgery, Washington University, St. Louis, Missouri.

Journal of Neurosurgery
|December 9, 2017
PubMed
Summary
This summary is machine-generated.

New shunt scissors simplify creating subgaleal pockets for ventriculoperitoneal shunt surgery. This device facilitates efficient dissection, improving valve placement over the posterior skull.

Keywords:
VPS = ventriculoperitoneal shuntshunt scissorssurgical techniquevalveventriculoperitoneal shunt

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Area of Science:

  • Neurosurgery
  • Surgical Instrumentation

Background:

  • Creating a subgaleal pocket for shunt valves during ventriculoperitoneal shunt surgery is challenging due to dense fibrous attachments.
  • Standard blunt dissection with scissors is technically awkward in this region.

Purpose of the Study:

  • To describe a novel device for creating subgaleal valve pockets.
  • To enable surgeons to use a semi-sharp dissection technique for improved efficiency.

Main Methods:

  • Analysis of deficiencies in standard valve pocket dissection.
  • Design and modification of standard surgical scissors into specialized "shunt scissors".
  • Benchtop and intraoperative testing of the new shunt scissors.

Main Results:

  • The modified shunt scissors allow for sharp dissection of the subgaleal space.
  • The device proved easy to use in all tested cases.
  • Efficient and reliable creation of subgaleal valve pockets was achieved.

Conclusions:

  • Shunt scissors offer an incremental advancement in neurosurgical shunt operations.
  • The new device simplifies the technically demanding creation of the subgaleal valve pocket.