Surgical treatment; a practical treatise on the therapy of surgical diseases for the use of practitioners and students of surgery . Fig. 711.—Oblique Division of Part of Osteoplastic Skull obliquity prevents depression when the flap is replaced. The simple, bladed saw is also employed for making linear cuts. For thispurpose are used the hand saw of Doyen (Fig. 712) or the circular saw drivenby an engine. For driving the burr or circular saw an electric motor ismost effective. V-shaped and U-shaped chisels are still used by some sur-geons, but they possess the disadvantage of causing
Surgical treatment; a practical treatise on the therapy of surgical diseases for the use of practitioners and students of surgery . Fig. 711.—Oblique Division of Part of Osteoplastic Skull obliquity prevents depression when the flap is replaced. The simple, bladed saw is also employed for making linear cuts. For thispurpose are used the hand saw of Doyen (Fig. 712) or the circular saw drivenby an engine. For driving the burr or circular saw an electric motor ismost effective. V-shaped and U-shaped chisels are still used by some sur-geons, but they possess the disadvantage of causing concussion. With theexception of the trephine, instruments should be preferred which cut theinner table from within Fig. 712.—Hand Saw of Doyen for Making Linear Bone guard regulates the depth of the cut. Osteoplastic Craniotomy.—The temporoparietal region most commonlyrequires operation. The technic of the typical osteoplastic operation forexposure of the brain in this region will be described. Preparation of the patient should be according to the methods alreadydescribed. The shaving and cleansing of the scalp should have beendone on the preceding day, although many operators have this done justbefore the operation (see Operative Wounds of the Scalp, page 20).The patient should come to the operating room with the scalp covered with aprotective dressing. A final preparation of the scalp should be done afterthe patient is placed on the table. In the absence of iodin, chlorin, or otherskin-penetrating antiseptic, alcohol and bichlorid solution are used. Landmarks should be identified. The location of the lesion and the linewhere the incision is to be made may be marked on tincture
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectsurgery, bookyear1920
