kink

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kink

[kiŋk]
(engineering)
A tightened loop in a wire rope resulting in permanent deformation and damage to the wire.
(cell and molecular biology)
A bend between two helical segments of deoxyribonucleic acid achieved by unstacking one base pair and twisting the polynucleotide backbone.

kink

A form of damage that appears as a sharp bend or a twist in a piece of wire, tubing, or sheet metal. See compressor blade damage.
References in periodicals archive ?
Kinking is likely to result in inadequate or incomplete hemodialysis treatment which may result in the need for medical intervention, lengthening of the dialysis treatment and/or additional dialysis.
While we were able to identify the kink immediately, it is possible that kinking could be missed, especially if longer tubes are used or if the site of a kink is concealed.
This kinking and/or ovalization of the catheter lumen can lead to difficulty in catheter advancement and/or delivery of other devices through the guide catheter.