Respiratory tract sputum scab eliminator

The invention discloses a respiratory tract sputum scab eliminator, comprising a casing, the upper surface of the casing is fixedly mounted with a guiding head, a water supply pipe penetrates a central part of the lower surface of the casing, an upper end of the water supply pipe extends to the inside of the guiding head, three annular elastic bladders are uniformly and fixedly sleeved at the outer side wall of the casing, an adjusting device is sleeved at the lower end of the outer side wall of the water supply pipe, and the upper end of the adjusting device is in clip connection with the casing. After the respiratory tract of a patient is wetted by water, the adjusting device is rotated to control the degree of support of the annular elastic bladder, the diluted sputum scab on the innerwall of the respiratory tract the patient is scraped off by the supported annular elastic bladder, the respiratory tract of a child is thin, and the various degree of support of the annular elastic bladder is suitable for pat