Penfield Dissector
Also called Penfield Dissectors
Lightweight neurosurgical dissector. Most are double-ended, pairing a blunt elevator with a second blunt end or with a wax packer (tamp); the No. 4 is single-ended with a round handle and a slightly curved blade.
Primary uses
What this instrument is on the table to do.
Dissects and retracts nerves, vessels and tissue, and strips muscle and periosteum from bone, in craniotomy, spine surgery and carotid endarterectomy.
Sizes & variants
The lengths, angles and patterns it comes in.
Numbered 1 to 5; lengths about 7-1/4 to 11-1/2 in. No. 1 has a broad curved end and a sharp round spoon; Nos. 2 and 3 have a dissector and a wax packer; No. 4 is single-ended; No. 5 has two dissector ends.
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- Cautions, inspection checks, how to pass it, and every operation it is laid out for
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- Practice tests and timed exams over all 259 setups
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