Application of a New Type of Protective Sputum Suction Device in Clinic against Cross-Infection between Medical Staff and Patients

<div>Physical diagram of protective sputum suction device. Connection port <i>A</i> is used to connect the tracheostomy catheter or endotracheal tube. Connection port <i>B</i> is used to connect the breathing circuit of the ventilator. Operation channel <i>C</i> is for sputum suction, which is closed after using.</div>

Critical Care Research and Practice

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Figure 2

Figure 2: Application of a New Type of Protective Sputum Suction Device in Clinic against Cross-Infection between Medical Staff and Patients 