DEVICE AND METHOD FOR ELECTRICALLY TRIGGERED MICRO DROP DELIVERY

摘要

A multi-channel dispenser head (10) with a plurality of micro pipettes (20) which are respectively provided with an electrically actuated trigger device (21) with a frame earth terminal and a signal terminal (22,23), whereby said micro pipettes (20) are mounted as a two-dimensional arrangement on a common carrier (30) which is provided with a location (32) having a frame earth contact and signal contact (34,35) for each micro pipette. The frame earth and signal contacts are arranged on the carrier in an interspaced manner in relation to the axial extension of each micro pipette.