Thinbladed

Place a frame on top of this card of comb, and with a thinbladed knife cut the comb all around the inside of the frame and it will exactly fit.

A little tact and persuasion will generally secure to each pupil the possession of a pocket magnifying glass, some fine cambric needles inserted in corks, and a sharp thinbladed pocket knife.

The remaining timber can be cut with a thinbladed small reciprocating gangsaw into smooth skid lumber of uniform thickness with a minimum amount of waste in the form of sawdust.

Fig. 2.6. Steps in preparing the side, or stub graft. A thinbladed chisel as illustrated here is ideal for making the cut.

Using an ultra-thin laminectomy rongeur, a gutter is created on the "open" side at the junction between the laminae and the facets. A thinbladed Kerrison rongeur is used to remove ligamentum flava at the cranial and caudal ends of the intended laminar expansion, usually at the C2/3 and C7/T1 interspaces.