Dissector

Synonyms
Dissector

The dissector is a frequently used surgical instrument. Dissectors have an oval tip that may be blunt, sharp, or toothed.

Neurosurgical Dissectors

In neurosurgery, many dissectors are named after their developers. The best known include:

  • Penfield dissector: A classic series of double-ended dissectors, numbered 1 to 5. The Penfield dissector is named after Wilder G. Penfield (1891–1976)[^1].

Penfield dissector
Image of a No. 4 Penfield dissector. Figure adapted from DOI: 10.3171/2018.5.SPINE17981
  • Rhoton dissector: A collection of very fine micro-dissectors named after the neurosurgeon Albert Rhoton. They are specifically designed for delicate dissection under microscopic magnification.

  • Freer dissector: A frequently used, spatula-shaped instrument often used for dissection without a microscope.

Figure

Dissector
Dissector from Ulrich Swiss.
Angled dissector
Angled dissector from Ulrich Swiss.

Editorial transparency

Authorship & revisions

Who created and updated this article, and which changes are documented.

Article created by
Last edited:
on
Revision history
4 edits · 1 contributor
Author list:
Show revision history 4 entries

4 edits by 1 author

Edit · Alaric Steinmetz ·

No content change recorded

Edit · Alaric Steinmetz · (+120 −0)

No content change recorded

Edit · Alaric Steinmetz · (+0 −112)

No content change recorded

Article created on · Alaric Steinmetz

Image viewer

Image

Open original