合作与联系

CtaPlus®
冠状动脉CT血流储备分数计算系统

产品介绍

基于单次CCTA全自动一站式分析,融合解剖和功能学(CT-μFR),并提供虚拟支架与CT-造影融合(FusionPlus),辅助临床精准判读缺血风险、优化PCI手术策略,实现"筛查—术前—术中—术后"全病程管理。

功能介绍

临床价值

  • 01

    自动计算 CT-μFR,高效精准,无创鉴别心肌缺血

  • 02

    自动测量狭窄程度,精准量化病变,避免钙化高估

  • 03

    术前模拟支架置入效果,优选尺寸与落点,优化 PCI 手术策略

  • 04

    CT 与 DSA 自动配准融合,术前规划术中导航,指导复杂病变精准介入

Artificial intelligence-powered automatic coronary computed tomography angiography plaque quantification: comparison against optical coherence tomography

Li G, Yu W, Wang Z, et al. Eur Heart J Digit Health. 2026;7:ztag024. doi:10.1093/ehjdh/ztag024

新型AI方法可实现CCTA全自动斑块定量分析,与配准OCT斑块识别结果相关性良好(斑块体积r=0.84)

Diagnostic performance of fully automatic coronary CT angiography-based quantitative flow ratio

Li G, Weng T, Sun P, et al. J Cardiovasc Comput Tomogr. 2025;19:40-47. doi:10.1016/j.jcct.2024.10.001

全自动CT-μFR具有高可行性和良好诊断性能,可识别未导致血流动力学意义的冠脉狭窄病变,减少到介入导管室进行有创检查

GVM-Net: A GNN-Based Vessel Matching Network for 2D/3D Non-Rigid Coronary Artery Registration

Chen Y, Li G, Li C, et al. IEEE Trans Med Imaging. 2025;44(6):2617-2629. doi:10.1109/TMI.2025.3540906

GVM-Net基于图神经网络实现2D/3D冠脉精准配准,在分割不连续时仍保持高精度,优于现有CCTA跟造影的配准方法

Diagnostic Performance of Angiography-Derived Quantitative Flow Ratio in Complex Coronary Lesions

Wu X, Wang K, Li G, et al. Circ Cardiovasc Imaging. 2024;17:e016046. doi:10.1161/CIRCIMAGING.123.016046

CT-μFR和μQFR在复杂冠脉病变中均显示出显著诊断性能(准确率92%/94%),在冠心病管理中发挥关键作用

Accuracy of coronary computed tomography angiography-derived quantitative flow ratio for onsite assessment of coronary lesions

Weng T, Ding D, Li G, et al. EuroIntervention. 2024;20:e1288-e1297. doi:10.4244/EIJ-D-24-00336

CAREER前瞻性临床试验证实CT-μFR在医院现场诊断准确率达89.6%,达到主要终点;在无显著钙化血管中其诊断性能不劣于基于造影的μQFR

Prognostic Value of Coronary CT Angiography–Derived Quantitative Flow Ratio in Suspected Coronary Artery Disease

Li Z, Tu S, Matheson MB, et al. Radiology. 2024;313(2):e240299. doi:10.1148/radiol.240299

CT-μFR是疑似CAD患者5年随访中MACE的独立预测因子,长期预后价值与ICA/SPECT相当

Comparison of coronary CT angiography-based and invasive coronary angiography-based quantitative flow ratio for functional assessment of coronary stenosis: A multicenter retrospective analysis

Li Z, Li G, Chen L, et al. J Cardiovasc Comput Tomogr. 2022;16(6):509-516. doi:10.1016/j.jcct.2022.06.002

多中心研究显示CT-μFR诊断性能略低于μQFR但无统计学差异,显著高于CTA直径狭窄率;广泛钙化降低其准确性

Feasibility and Diagnostic Accuracy of CT Angiography–Based Quantitative Flow Ratio

Li Z, Chang Y, Yu M, et al. JACC Cardiovasc Imaging. 2020;13(1):172-175. doi:10.1016/j.jcmg.2019.07.017

首篇CT-μFR验证研究,与有创FFR相关性良好(r=0.79),血管水平诊断准确率87.2%,验证了无创功能学评估的可行性