Evidence-based nursing practice has received wide attention by scholars both domestically and abroad since it was proposed, and evidence utilization forms the key link of evidence-based practice activities. Promoting action on research implementation in health services framework (PARIHS) has been widely accepted and applied in the innovation of clinical practice. The research team has improved it to i-PARIHS based on years of continuous testing and improvement, as well as feedback from users. This article aims to compare PARIHS and i-PARIHS, and elaborates on basic connotations and core elements of i-PARIHS, so as to provide basis for the innovation of clinical nursing practice in China.