Conclusion: As a surrogate method for measuring coronary flow velocity, TIMI frame count can be used to assess coronary flow reserve effectively in different coronary artery diseases.

• 结论:作为测定冠状动脉血流速度的一种替代方法，TIMI计帧法能够有效评价不同冠状动脉疾病状态下的冠状动脉血流储备。