Split stem surgical saw blade
First Claim
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1. A peripherally driven bone cutting surgical blade in operative combination with an oscillating drive mechanism, said blade comprising an open ring with teeth protruding from a leading edge and peripheral drive attachment means, said open ring of teeth being closeable to form a substantially circular teeth ring, and said oscillating drive mechanism causing the blade to oscillate about a central longitudinal axis of the teeth ring.
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Abstract
A bone plug cutting blade for a peripheral drive oscillating surgical saw. The blade has a split stem so that it can be placed around a tendon attached to the bone before being inserted into the saw'"'"'s blade holder.
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Citations
5 Claims
- 1. A peripherally driven bone cutting surgical blade in operative combination with an oscillating drive mechanism, said blade comprising an open ring with teeth protruding from a leading edge and peripheral drive attachment means, said open ring of teeth being closeable to form a substantially circular teeth ring, and said oscillating drive mechanism causing the blade to oscillate about a central longitudinal axis of the teeth ring.
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4. A peripherally driven bone cutting surgical blade and blade holder in operative combination with an oscillating drive mechanism comprising:
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an open ring with teeth protruding from a leading edge, said ring having two stems, one of said stems being an extension of the ring on one side of the ring opening and the other of said stems being an extension of the ring on the other side of the ring opening, both of said stems extending substantially outward radially from the center of the ring, said ring and said stems being closeable to form a substantially circular teeth ring with said stems being in contact with each other, and a holder for said stems, said holder and said stems in combination having locking means whereby said stems and said holder can be firmly locked together, and an oscillating drive mechanism attached to the holder, said oscillating drive mechanism causing the holder and blade to oscillate about a central longitudinal axis of the teeth ring. - View Dependent Claims (5)
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Specification