SYSTEM AND METHOD FOR PICKING OF MATERIALS Russian patent published in 2001 - IPC

FIELD: device and its employment for picking of chip produced by cutting tools. SUBSTANCE: the chip may be of precious metals, toxic or dangerous materials, or of living tissue, for example, bone tissue. In a particular example of picking of bone tissue this innovation consists in provision of equipment used with a drill in such a manner that the bone tissue is aseptically gathered in an accumulating for subsequent transplantation. In the process of use of the tool the chip of the bone and bone marrow is entrapped in the drill flutes, moves to the hole of the device tip and gathered in the accumulating chamber. The drill flutes may be cleaned of the tissue residues by means of a rotary fixture for cleaning, which rotates together with the drill during drilling or during extraction of the drill from the device. In the given example employment of this device provides for picking of viable bone tissue for treatment of injuries or cracks of bones or for fixation of orthopedic or tooth implant contacting with the bone. EFFECT: modified known processes. 45 cl, 1 ex, 2 tbl, 14 dwg