Prototype version of the Dobbie bone saw, England, 1966
The Dobbie bone saw was invented by Kenneth Dobbie for use in hip replacement operations. This prototype has a double blade and gives a maximum cutting edge as the teeth of the blades run in opposite directions. The mid section is green, perhaps for identification purposes.
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Glossary: surgical saw
Cutting tools having thin, flat metal blades, bands, or stiff plates with cutting teeth along the edges used in surgery and for procedures such as trephination.
Glossary: hip replacement