Bioengineering is a new comprehensive applied discipline that began to rise in the early 1970s. In the 1990s, bioengineering based on system theory was born, that is, the concept of system bioengineering. The so-called biological engineering is generally considered to be based on the theory and technology of biology (especially molecular biology, microbiology, genetics, biochemistry and cytology), combined with chemical, mechanical, electronic computer and other modern engineering technology, and make full use of points