Rosen Round Knife
Also called Rosen knife, Round knife
- Setup
- 1
A fine ear knife on a long, very thin handle with a small round blade (about 2 mm) at the tip. It comes straight or angled at 45 degrees, in several sizes.
Primary uses
What this instrument is on the table to do.
Sharp dissection of fine structures in ear surgery. In tympanoplasty the surgeon makes the tympanomeatal incision with a sharp round knife. In medialization thyroplasty a Rosen knife is used to dissect the inner perichondrium of the thyroid cartilage window.
Sizes & variants
The lengths, angles and patterns it comes in.
6 in handle, 2 mm blade. Olympus: Rosen round knife 45-degree angled (250001-250003) and straight (250011-250013), size 1 = 2.5 mm, size 2 = 2.3 mm, size 3 = 2.0 mm.
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The photos, the description, the uses and the sizes are free for everyone. The 3D model, the parts that only come from years at the table, and the testing that gets you ready for the CST are Pro. See what is included
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- Cautions, inspection checks, how to pass it, and every operation it is laid out for
- Every setup this instrument is laid out on, with photos of each table
- Flashcards that bring it back right before you would forget it
- Practice tests and timed exams over all 259 setups
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