coupling gel


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coupling gel

A thin colloidal suspension placed on the patient's skin, used as a conductive medium for the sound waves generated by an ultrasonic transducer.
See also: gel
References in periodicals archive ?
The subject then removed his or her prosthesis, the skin where electrodes were to be placed was cleaned with an alcohol swab, and the electrodes (with coupling gel) were placed on the residual limb.
A coupling gel was used for prepare suitable contact between transducer and eye.