A treatise on orthopedic surgery . A brace for complete paralysis ofthe limb, showing a form of lock atthe knee and a limited joint at theankle. Anterior poliomyelitis. Paralysis ofthe anterior and posterior muscles. Re-curvation of the right knee. port. When in the normal subject the weight is borne upon onelimb in the attitude of rest, in which the muscles are thrown outof action, the knee-joint is locked, but the insecurity of this sup-port is illustrated by the school-boys trick of striking the back 640 OETHOPEDIC SUBGEET. of the kiiee with the hand, when, the muscles being taken una-wares


A treatise on orthopedic surgery . A brace for complete paralysis ofthe limb, showing a form of lock atthe knee and a limited joint at theankle. Anterior poliomyelitis. Paralysis ofthe anterior and posterior muscles. Re-curvation of the right knee. port. When in the normal subject the weight is borne upon onelimb in the attitude of rest, in which the muscles are thrown outof action, the knee-joint is locked, but the insecurity of this sup-port is illustrated by the school-boys trick of striking the back 640 OETHOPEDIC SUBGEET. of the kiiee with the hand, when, the muscles being taken una-wares, the person falls to the ground. This insecurity is con-stant when the extensor of the leg is paralyzed. For this reasonthe patient often uses the hand to steady the limb in limited to the quadriceps extensor muscle is, how-ever, unusual. In almost all cases some of the leg muscles areinvolved also, and the brace usually must serve to support thefoot as well as the knee. In its ordinary form such a brace isco


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Keywords: ., bookauthorwhitmanr, bookcentury1900, bookdecade1910, bookyear1910