RONGEUR FORCEPS (RONGEUR)
Rongeur forceps are cutting instruments designed to cut and contour bone (figure
3-18). Springs located between their handles separate their beaks when closing pressure
is not being applied. The dentist may ask for a single rongeur.
a. Rongeur number 1A is both a side and end cutting instrument.
b. Rongeur number 4A is a side cutting rongeur.
Figure 3-18. Rongeur forceps.
3-10. BONE FILES (FILE, BONE)
Bone files are made in various sizes. They are used to smooth the edges of bone.
Seldin bone file number 11 (figure 3-19) is double-ended, with the file surface at one end
being larger than the file surface at the other end.
Figure 3-19. Bone file.
3-11. BONE CHISELS (CHISELS, DENTAL)
Bone chisels are used to remove bone or section teeth. Some are designed for
use with a hand mallet. Another type is driven by a special handpiece, described in
paragraph 3-12 as an engine-driven oral surgical mallet. Chisels must be kept sharp to
a. Stout chisels numbers 1, 2, and 3 are straight bone chisels used with a hand
mallet. They differ in the size of their blades.
b. Chisel points used with the engine-driven surgical mallet are made in different
shapes, designed for various surgical procedures. These include two bone removing
points, one unibevel and one bibevel, one gouge and two tooth elevator points.