Pipette tips

摘要

Disclosed here are pipette tips useful for acquiring or dispelling liquids, and include one or more design that may increase fluid delivery precision and/or accuracy, and may reduce certain repetitive motions.

主权项

1. A pipette tip comprising a proximal region and a distal region, wherein:
the proximal region comprises an exterior surface, an annular flange at the proximal terminus of the proximal region and a sealing zone; the proximal region comprises a first set of axially oriented ribs and a second set of axially oriented ribs; the proximal region comprises a frustum-shaped cavity within the interior of the proximal region; the ribs of the first set and the second set are alternately spaced around the exterior surface of the proximal region; and ribs of the first set have a maximum thickness greater than the maximum thickness of ribs of the second set.