Karl J Hemmerich has over 35 years of experience in medical device product design, development, manufacturing, and sterilization. He specializes in sterilization method selection and program development with emphasis on component material selection, process development and sterilization process validation.
He is a member of the Editorial Advisory Board for MDDI magazine as well as a contributing member of the AAMI "Radiation Materials Working Group" that developed Technical Information Report # 17 as the guidance for materials selection, qualification/validation test techniques and quality processing methods for all common sterilization methods.
He has written and presented papers on sterilization and materials selection for many corporations, universities and professional organizations, and his papers on Radiation Effects on Polymers and General Aging Theory published in Medical Device and Diagnostics magazine remain industry standards.
Accelerated aging (AA) is testing that uses aggravated conditions of heat, oxygen, sunlight, vibration, chemicals, etc. to speed up the normal aging processes of items.
Accelerated aging (AA) is testing that uses aggravated conditions of heat, oxygen, sunlight, vibration, chemicals, etc. to speed up the normal aging processes of items. It is used to help determine the long-term effects of expected levels of stress within a shorter time, usually in a laboratory by controlled standard test methods.