1. Evaluate the efficacy and safety of Qidan Xiaohe granules in patients after coronary revascularization surgery;
2. Develop a traditional Chinese medicine rehabilitation treatment plan and evaluation system for the use of Qidan Xiaohe granules after coronary revascularization surgery;
3. Demonstrate the advantages of traditional Chinese medicine rehabilitation treatment in the postoperative management of coronary revascularization surgery and provide high-level evidence-based medical evidence for the development of traditional Chinese medicine rehabilitation treatment plans.