医疗临床运动心电测试系统原理大全__培训课件.pptVIP

HRT, TWA, HRV, QT prolongation By region … focus on last column (adj for rev rec) … SEA India with terrific Devices 45 51%, ANZ outpacing mkt!. China – starting to turnaround, Korea tough comparisons – positioned well for ’08 By segment … some unbelievable V’s – OSA, MIC, LSS, P-Tech, DUIT … similar to Hogan’s earlier comment – bipolar Overall … a good mix, we understand the tough spots are positioned well for 2008 Internal File By region … focus on last column (adj for rev rec) … SEA India with terrific Devices 45 51%, ANZ outpacing mkt!. China – starting to turnaround, Korea tough comparisons – positioned well for ’08 By segment … some unbelievable V’s – OSA, MIC, LSS, P-Tech, DUIT … similar to Hogan’s earlier comment – bipolar Overall … a good mix, we understand the tough spots are positioned well for 2008 By region … focus on last column (adj for rev rec) … SEA India with terrific Devices 45 51%, ANZ outpacing mkt!. China – starting to turnaround, Korea tough comparisons – positioned well for ’08 By segment … some unbelievable V’s – OSA, MIC, LSS, P-Tech, DUIT … similar to Hogan’s earlier comment – bipolar Overall … a good mix, we understand the tough spots are positioned well for 2008 ST段测量点手动或自动调节保证ST段测量准确 检查后的ST段再分析功能 15导联ST段分析提高后壁及右室心肌梗塞检出率 心律失常自动分析检测并分层 提供MET值，RPP值用于心功能的评估 提供专用静息心电图及心电向量等分析记录工具 12SL分析并心电向量可以完全具备静息心电图机功能 三，全面的分析诊断功能 ST 段测量分析 可以在试验进行时手动自由定义ST段E点,J点,J点后n毫秒使分析更准确避免误差,更可在试验结束后进行重新分析. 三，全面的分析诊断功能 压低 ≥0.1mv(1mm) 持续一分钟以上 对女性不是很敏感 ST/HR Loop (ST/HR环) 三，全面的分析诊断功能 一般选常规导联中ST压低最明显的导联,以各级运动,运动峰值及恢复期每隔一分钟的心率做横坐标(bpm),相应ST水平为纵坐标(μV)分别绘制运动期和恢复期曲线. 逆钟向提示冠心病 ST/HR slope (ST/HR斜率) 三，全面的分析诊断功能 在较大运动负荷下,心肌对氧的需求(表现ST)和HR的变化密切相关. 在血压等因素不计的情况下,引起心肌缺血的HR往往恒定不变. 如果引起同等程度的ST压低,显然在HR较慢时发生比HR较快时发生,患者的缺血程度更为严重. ≥2.4μV/bpm 一枝病变 ≥6μV/bpm 三枝病变 尤其对女性的诊断优于ST改变 该值越大,LVEF也越差 也可作为术后冠供恢复情况的评价 推荐Cornell 协议,至少完成3个阶段(3*2)分钟 Duke 运动平板评分 运动时间 (分钟) 5 x ST 下降(mm数) 4 x (心绞痛指数) Duke= - - [ 心绞痛指数: 0 运动中无心绞痛, 1 运动中有, 2 因心绞痛需终止运动试验 Bruce Protocol ] 低