A cartridge for a sensor for detecting one or more components in a sample, wherein the cartridge for sensor is composed of a lower board, an upper board, an adhesive layer in between the two boards, and a microfluidic channel, wherein the microfluidic channel is formed in between the boards and the adhesive, and connects an inlet, a sample chamber, a detecting part, and a disposal chamber, in that order wherein the lower board is equipped with: the sample chamber to store the sample temporarily; the detecting part to detect one or more components in the sample; the disposal chamber to get rid of the sample; an air pump chamber connected to the sample chamber through an air channel to transfer the sample temporarily stored in the sample chamber to the disposal chamber via the microfluidic channel; a reagent pump chamber configured to transfer a reagent to be stored in a pouch entry to the disposal chamber via the detecting part, wherein the reagent pump chamber comprises a pouch entry to keep the reagent therein, and a pouch crushing pin; and wherein the upper board is equipped with a reading part connected to a reading apparatus to detect a signal from the cartridge and stationed in the upper part of the detecting part; characterized in that: the lower board is equipped with the inlet through which a sample is injected; the upper board is equipped with a vent hole on the disposal chamber, and pores on the air pump chamber and the reagent pump chamber; the reagent pump chamber is connected by the reagent channel to the microfluidic channel between the sample chamber and the detecting part; and rubber stoppers are included to seal the air pump chamber and the reagent pump chamber respectively to help the functioning of the air pump. the sample chamber to store the sample temporarily; the detecting part to detect one or more components in the sample; the disposal chamber to get rid of the sample; an air pump chamber connected to the sample chamber through an air channel to transfer the sample temporarily stored in the sample chamber to the disposal chamber via the microfluidic channel; a reagent pump chamber configured to transfer a reagent to be stored in a pouch entry to the disposal chamber via the detecting part, wherein the reagent pump chamber comprises a pouch entry to keep the reagent therein, and a pouch crushing pin; and wherein the upper board is equipped with a reading part connected to a reading apparatus to detect a signal from the cartridge and stationed in the upper part of the detecting part; characterized in that: the lower board is equipped with the inlet through which a sample is injected; the upper board is equipped with a vent hole on the disposal chamber, and pores on the air pump chamber and the reagent pump chamber; the reagent pump chamber is connected by the reagent channel to the microfluidic channel between the sample chamber and the detecting part; and rubber stoppers are included to seal the air pump chamber and the reagent pump chamber respectively to help the functioning of the air pump. the lower board is equipped with the inlet through which a sample is injected; the upper board is equipped with a vent hole on the disposal chamber, and pores on the air pump chamber and the reagent pump chamber; the reagent pump chamber is connected by the reagent channel to the microfluidic channel between the sample chamber and the detecting part; and rubber stoppers are included to seal the air pump chamber and the reagent pump chamber respectively to help the functioning of the air pump.