The international encyclopaedia of surgery; a systematic treatise on the theory and practice of surgery . - position, a counteracting power is necessary tofix the body by acting in a contrary direction. This is denominated thecounter-extending force. The form of apparatus formerly most used to increase the power of exten-sion, was the rope and pulley. The mechanics of this every-day contrivance Fig. Triple pulley. for multiplying power are too well understood to explanation. Pulleysfor surgical use do not difter#from those made for other purposes. Thecommon two- and three-wheeled b
The international encyclopaedia of surgery; a systematic treatise on the theory and practice of surgery . - position, a counteracting power is necessary tofix the body by acting in a contrary direction. This is denominated thecounter-extending force. The form of apparatus formerly most used to increase the power of exten-sion, was the rope and pulley. The mechanics of this every-day contrivance Fig. Triple pulley. for multiplying power are too well understood to explanation. Pulleysfor surgical use do not difter#from those made for other purposes. Thecommon two- and three-wheeled blocks of ship-chandlers are equally efficient,though less elegantly constructed.
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Keywords: ., bookcentury1800, bookdecade1880, bookpublishernewyo, bookyear1881
