A wide range of medical equipment products involves many subject knowledge, not a single through some of the methods concluded that the true and false and inferior, requires a comprehensive look at the problem, generally in the professionaltesting equipment, following some aspects can be roughly determined the pros and cons of the purchase of medical equipment products.

　　 (1) the labels and instructions:most medical devices (except some simple devices) have labels and instructions for use,we can through the see the labels and instructions on the content determination of true and false of the medical apparatus and instruments, generally speaking,on the label production enterprise license, product registration certificate,the implementation of product standards,approval number,label on the technical conditions and instructions for use is consistent,the formal business of the products should be content is complete,to meet the requirements;

　　 (2) appearance:all medical devices have a corresponding requirements on the appearance,the general requirements of its smooth surface,no burr,clean,no fine particles and foreign objects;fake and shoddy products generally appearance ofrough or counterfeit trademark;

　　 (3) if there are questions about certain medical devices, it is necessary to understand the information in detail to consult the local food and drug administration department.