Tool for installing camera on trachea cannula and use method thereof
The invention aims to overcome the shortcoming that in the prior art, the assembling difficulty of a camera and a signal line on a visual trachea cannula is high and provides a tool for installing a camera on a trachea cannula and a use method thereof. The tool comprises an expander, a hollow round...
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Format: | Patent |
Sprache: | chi ; eng |
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