Process for drilling holes in hard materials, in surgical proced

Details Process for drilling holes in hard materials, in surgical proced Process for drilling holes in hard materials, in surgical proced

1977-06-28

1978-09-05

Hinson, Harrison L.

Surgery

Truss

Pad

128310, 408 1BD, 408124, A61B 1732, A61B 1716, B23B 3500, B23B 3910

Patent

active

041112083

ABSTRACT:
A process and apparatus for drilling holes in hard materials 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 operation.

REFERENCES:
patent: 1299241 (1919-04-01), Sears
patent: 2144342 (1939-01-01), Morrison
patent: 2354735 (1944-08-01), Bensinger
patent: 3049018 (1962-08-01), Lusskin et al.
patent: 3682177 (1972-08-01), Ames et al.

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