The invention discloses a
pulmonary tuberculosis sputum taking device, which relates to the technical field of
pulmonary tuberculosis sputum taking, specifically comprises a portable box, an adjustable
sputum aspirator, a sputum
storage tank, a sheath tube and a sputum taking tube, and is characterized in that a cavity for placing the adjustable sputum
aspirator, a micro liquid pump, a control box, a
liquid storage box and a storage drawer is formed in the portable box; the upper end and the lower end of the portable box are each fixedly provided with a fixing ring for installation of a
bandage. The sputum taking tube is sleeved with the sheath tube for spraying normal
saline or
sodium bicarbonate solution, so that only one-time
tube placement is needed in the sputum taking process, repeated
tube placement is not needed, the comfort of a patient is improved, the end, making contact with the
breathing inner wall of the patient, of the sputum taking tube is improved, a plurality of flexible contacts are designed, and the sputum taking tube is convenient to use. Therefore, when the sputum taking tube is in contact with the respiratory inner wall
mucous membrane of a patient, the sputum taking tube is separated by the soft flexible contact, so that the end of the sputum taking tube cannot scratch the respiratory inner wall
mucous membrane.