Standard No.:	YY/T 1772-2021
English Name:	Implants for surgery-Standard test method for conducting and evaluating galvanic corrosion tests in electrolytes
Chinese Name:	外科植入物 电解液中电偶腐蚀试验方法
Chinese Classification:	C35    Orthopedic devices
Professional Classification:	YY    Professional Standard - Pharmaceutics
ICS Classification:	11.040.40 11.040.40    Implants for surgery, prosthetics and orthotics 11.040.40
Issued by:	National Medical Products Adminstration
Issued on:	2021-03-09
Implemented on:	2022-4-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	6500 words
Price(USD):	195.00
Delivery:	via email in 1~3 business day

本标准规定了外科植入物电偶腐蚀测试和评价方法，涵盖了试样选取、试样准备、测试环境、暴露方式和表征电偶对在电解液中腐蚀行为的测试结果评价方法。
本标准适用于表征作为外科植入物或其部件应用于人体的两种或两种以上不同金属在电接触状态下的腐蚀行为。
本标准不适用于评价外科植入物所发生的其他形式腐蚀和降解影响。本标准也不适用于评价表面状态的改变。