包身封口由穿插式设计组成。设计经典简约，携带便利。

The seal adopts pass-and-insert design featured with classic, simple and easy to carry.

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此装置的使用，减少医务人员与病员的交叉感染。简便易行，使用及携带便利，快捷，卫生，便于推广使用。

The use of this device, medical personnel and patients to reduce the cross-infection. Easy, convenient use and carrying, fast, health, ease of use.

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工具 我建议使用便利随身携带的记事本，这个就足够了。

Tools. I recommend a simple pocket notebook, and that’s it.

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