. Text-book of operative surgery . ist simply of skin and fascia. The stump, however, is functionally good, pro-vided that the bone is rounded off, that the cicatrix lies posteriorly (oblique incision),and that the mobility of the skin is maintained by covering over the sawn surface ofbone with a layer of deep fascia. In this respect the conditions are similar to thosein disarticulation at the knee. In the middle of the thigh one should still attempt to procure a stump adaptedfor bearing weight. All incisions therefore such as the circular and double flapincisions, in which the cicatrix genera
. Text-book of operative surgery . ist simply of skin and fascia. The stump, however, is functionally good, pro-vided that the bone is rounded off, that the cicatrix lies posteriorly (oblique incision),and that the mobility of the skin is maintained by covering over the sawn surface ofbone with a layer of deep fascia. In this respect the conditions are similar to thosein disarticulation at the knee. In the middle of the thigh one should still attempt to procure a stump adaptedfor bearing weight. All incisions therefore such as the circular and double flapincisions, in which the cicatrix generally lies over the end of the stump, are to beavoided as a rule. On the other hand, a long anterior flap is very suitable, as, owing 23 & :;;S OPERATIVE SURGERl to the conioal ciiaracrer of the limb in tMs Situation, the oblique incision is moredifiicult. SimplincaLion of tlie incision througli tlie muscles (by maMng a circularincision througli them in one plane as in theold Celsus Operation) is reconimended fiG. 230. Fig. Fig. 230. — Flaps for anipntationthrougti the lower tMrd of thetMgh ; and for ainpntationtkrougti tlie npper third (racketincision). Fig. 231.—Amputation of the thighbelow the trochanters ; thronghthe middle of the femur ; abovethe condyles (snpracondvloid). Fig. 232.—Transverse section throughthe thigh (from a photograph). Fig. Eectus femoris. Vasnis estemus. Oater snrfece. (jreat sciatic Biceps. Semitendinosiis.
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