一种结核科用痰涂片的防污染装置

By designing a contamination-preventing device that includes a pressure bag, a connecting tube, and a suction nozzle, the inconvenience of breaking bamboo sticks during sputum smear application is solved, enabling convenient operation of sputum suction, transfer, and scraping, and improving application efficiency and accuracy.

CN224518291UActive Publication Date: 2026-07-17SHANGHAI PULMONARY HOSPITAL (SHANGHAI OCCUPATIONAL DISEASE PREVENTION & CONTROL INSTITUTE)
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI PULMONARY HOSPITAL (SHANGHAI OCCUPATIONAL DISEASE PREVENTION & CONTROL INSTITUTE)
Filing Date
2025-08-11
Publication Date
2026-07-17

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Abstract

本实用新型公开了一种结核科用痰涂片的防污染装置，涉及痰涂片制作的防污染领域，包括按压囊，所述按压囊的底端一体成型有向下突出的连接管，所述连接管的底端一体成型有向下突出的吸嘴，所述按压囊、连接管、吸嘴均呈中空结构，且所述吸嘴的底端呈开口结构，所述吸嘴的底端设置有刮涂组件。本实用新型通过设置刮涂机构，可以实现使用一个装置实现痰液吸取、转移与刮涂的操作，使用过程较为便捷，无需再使用竹签进行掰断，进行椭圆形涂布。
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Claims

1. A device for preventing contamination of sputum smears for tuberculosis, comprising a press capsule (1), characterized in that, The bottom end of the pressing bladder (1) is integrally formed with a downward protruding connecting tube (2), and the bottom end of the connecting tube (2) is integrally formed with a downward protruding suction nozzle (3). The pressing bladder (1), the connecting tube (2), and the suction nozzle (3) are all hollow structures, and the bottom end of the suction nozzle (3) is an open structure. The bottom end of the suction nozzle (3) is provided with a scraping component.

2. A device for preventing contamination of sputum smear for tuberculosis according to claim 1, wherein The coating assembly includes a protruding head (4) integrally formed at the bottom end of the suction nozzle (3) and protruding downward, with a gap groove (5) between adjacent protruding heads (4).

3. A device for preventing contamination of sputum smear for tuberculosis according to claim 2, wherein The coating assembly also includes chamfers (6) formed on both sides of the bottom end of the protrusion (4).

4. A device for preventing contamination of sputum smears for tuberculosis according to claim 3, characterized in that, The multiple protruding heads (4) are equidistantly distributed in the circumferential direction.