Patent ID: 9651516
Date: 2017-05-16
CPC Classifications: A61B,C25F,G01N

Claim:
1. A method for removing an interfering substance from a filter of a sensor, where the sensor further comprises a detecting unit provided on a substrate and configured to detect an objective substance present in a sample where the sample is a body fluid, the method comprising: allowing the interfering substance to adhere to the filter by covering the detecting unit with the filter which permits permeation of the objective substance and which also regulates permeation of the interfering substance present in the sample, and then removing the interfering substance adhered to the filter by treatment with a removing unit configured to remove the interfering substance, wherein: the removing unit comprises at least a pair of removing electrodes which are arranged in mutual contact with the filter or closely to the filter; and the interfering substance adhered to the filter is removed by applying a voltage between the removing electrodes.