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לחץ-נפח לב ניתוח לולאה באמצעות מוליכות קטטרים בעכברים
JoVE Journal
Biology
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JoVE Journal Biology
Cardiac Pressure-Volume Loop Analysis Using Conductance Catheters in Mice
DOI:

08:15 min

September 17, 2015

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Chapters

  • 00:05Title
  • 01:18Conductance Catheter Placement
  • 04:03Varying Afterload Using Transient Aortic Occlusion
  • 05:00Varying Preload Using Transient Inferior Vena Cava Occlusion
  • 05:57Saline and Cuvette Calibration
  • 07:05Results: Change in Contractility With Drug Administration
  • 07:46Conclusion

Summary

Automatic Translation

Cardiac pressure-volume loop analysis is the most comprehensive way to measure cardiac function in the intact heart. We describe a technique to perform and analyze cardiac pressure volume loops, using conductance catheters.

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