Prevention first！

（1）Wash your hands after clinical examination，wear gloves for invasive operations.

（2）Use hand lotion to prevent eczema or dryness of skin and cover cuts and abrasions of skin.

（3）Make sure you are immunized against Hepatitis B before you start your clinical assignment，knowing your HIV antibody status.(https://www.daowen.com)

（4）Rest well before working，no alcohol.

（5）A good knowledge reserve，prepare your work space，take your time to use sharp containers，do not use bent needles.