| CPC A61B 17/17 (2013.01) [A61B 17/1617 (2013.01); A61B 17/1675 (2013.01); A61B 17/1714 (2013.01); A61B 17/1764 (2013.01); A61B 17/16 (2013.01)] | 23 Claims |

|
1. A kit including a guiding system and a bone material removal device, said guiding system comprising:
a guiding cannula; and
the bone material removal device having a longitudinal shaft and comprising an extendible cutting tooth selectively positionable in an open and a closed orientation, having a longitudinally-oriented bone removal edge, said extendible cutting tooth configured to radially extend and thereby to cause an increase of a cross-sectional diameter of the bone material removal device;
wherein said cutting tooth is pivotably attached to a hinge member longitudinally oriented along said longitudinal shaft.
|