. A treatise on artificial limbs with rubber hands and feet ... d to remove the hand, a little pressure applied to the button, C(Cat No. 913;, will cause the lock to release its hold and permit the handto be withdrawn. The rotary motion of the hand can be checked atany desired point by simply turning the set-screw, B: thus, if a mandesires to have the hand set so that it will be either prone or supine, hecan place the hand in the socket at either of these positions and turnthe set screw, and it will remain set until the screw is loosened. Theorifice in the center of the wrist lock is one-half
. A treatise on artificial limbs with rubber hands and feet ... d to remove the hand, a little pressure applied to the button, C(Cat No. 913;, will cause the lock to release its hold and permit the handto be withdrawn. The rotary motion of the hand can be checked atany desired point by simply turning the set-screw, B: thus, if a mandesires to have the hand set so that it will be either prone or supine, hecan place the hand in the socket at either of these positions and turnthe set screw, and it will remain set until the screw is loosened. Theorifice in the center of the wrist lock is one-half inch in diameter, thesame as the diameter of the socket of the palm lock. When the handis removed, the wrist catch is capable of receiving any of the imple-ments that can be placed in the palm catch: hence the implements areinterchangeable, and can be used in either hand or arm. A. A. MARKS, ARTIFICIAL LIMBS, NEW YORK CITY. 225 Cut No. 913 represents a part of forearm with hand provided withwrist spindle; an implement is placed in the palm, showing the direc-. No. 913. tion in which it is held. Cuts Nos. 914, 915, 916, and 917 representends of forearms with hands removed and implements of various kindsinserted. The ball and socket method of connecting the hand with the forearmis illustrated in Cut No. 918. The end of the forearm terminates in a
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Keywords: ., bookcentury1900, bookdecade1900, bookidtreatiseonar, bookyear1901
