A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
128/113
A61B 17/14 (2006.01) A61B 17/16 (2006.01) B23Q 5/027 (2006.01) B23Q 11/00 (2006.01) F16H 37/12 (2006.01)
Patent
CA 1112970
ABSTRACT OF THE DISCLOSURE: A process and apparatus for drilling holes in hard mate- rials in surgical procedures, comprising driving a drilling tool with a movement of alternating rotation with an amplitude of less than one revolution. The tool can be driven from a motor having unidirectional continuous rotatable movement through a convertor which transforms this movement into the alternating rotation. The drilling tool can covered by a member which feeds the waste cutting materials rearwardly into an enclosed chamber. The apparatus can also be provided with a member that covers the drill during an insertion thereof through cut tissue prior to the drilling opera- tion.
293036
Leuenberger Roland
Robic Robic & Associes/associates
LandOfFree
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