Operative surgery . Fig. 43.—Grooved director. be taken when the director is passed between a serous membrane and itssuperimposed fascia that the membrane does not fold over the advancingextremity, thereby causing it to be prematurely punctured or divided by theknife or scissors. Many operators employ the director but rarely. On thecontrary, not a few use it as a blunt dissector, to tear asunder tissues duringoperative procedures. While it is no doubt true that this instrument is em-ployed unwisely on frequent occasions, still the comfort and security that itsproper use affords to inexperience
Operative surgery . Fig. 43.—Grooved director. be taken when the director is passed between a serous membrane and itssuperimposed fascia that the membrane does not fold over the advancingextremity, thereby causing it to be prematurely punctured or divided by theknife or scissors. Many operators employ the director but rarely. On thecontrary, not a few use it as a blunt dissector, to tear asunder tissues duringoperative procedures. While it is no doubt true that this instrument is em-ployed unwisely on frequent occasions, still the comfort and security that itsproper use affords to inexperienced, timid, or even discreet operators justi-fies its retention in a surgical outfit. The Scissors.—The scissors is sometimes used as a substitute for thescalpel for deep and cautious cutting in a limited space. Less oozing ofblood follows its use than that of the scalpel, on account of the crushing. Pig. 44. Straight scissors. Pig. on the side. Fig. the flat. Fig. the flat. nature of its cutting force. Curved on the flat blunt-pointed scissors () can be handily utilized as dry dissectors, to separate and push aside tis-sues that impede the progress of an operation or lie in contact with morbid THE GENERAL CONSIDERATIONS. 49 growths. Scissors should he so constructed as to readily meet the purposesof their use; they may be straight (Fig. 44), curved on the side (Fig. 45) oron the flat (Fig. 46), with long or short handles, long or short blades, sharp(Fig. 47) or dull points, etc. Sharp-pointed scissors can be used to makethe channels in tissues in which drain-age tubes are placed. If the sharppoints of the scissors, while closed, becarried through the tissues guided bythe fingers within the wound, to theexternal surface, and their withdrawal, while opened, be followed closely by Fm. 48.—A manner of holding scissors,suitable forceps or forcipressure, t
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