求翻译：一次性使用封堵导管应用于单肺手术，可有效防止术侧肺的分泌物、脓液或血液等进入健侧肺，并可避免双肺隔离术后的二次插管。显著提高了麻醉的安全性，大大减小了对声带、支气管的损伤。是什么意思？

Single-use block catheters used in single-lung surgery can effectively prevent the operative side of the lung secretions, pus or blood into the contralateral lung, and avoid lung isolation after secondary intubation. Significantly improve the safety of anesthesia, which reduces the damage to the voc

A one-time use conduit to blocked Pulmonary surgery, surgery can be effective in preventing side pulmonary secretions, blood, pus or fluid in the lungs, and to avoid double-lung isolation techniques on the 2 line. significantly increase the security of the anesthesia, which greatly reduces the sound

The disposable use trap drive pipe applies in the single lung surgery, but prevented effectively the technique side lung the secretion, the sanies or the blood and so on enter the healthy side lung, after and may avoid the double lung isolation technique two intubations.Obviously enhanced the anaest

Sealing catheter applied for single use single Lung Surgery, can effectively prevent lung secretions, pus or blood into the contralateral lung, and avoids the double lung isolation for the second time after intubation. Significantly improve the security of anesthesia, significantly reduces damage to

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