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Chapters
- 00:05Title
- 01:46Overview of the Procedure
- 02:21Ultrasound Measurements of the Umbilical Vein and Uterine Artery
- 04:144-vessel Blood Sampling
- 06:49Handling of Blood Samples
- 07:36Collection of Placental Tissue
- 09:15Results: The 4-vessel Sampling Approach in Human Placenta
- 10:54Conclusion
We present a detailed method to study human placental physiology in vivo at term. The method combines blood sampling from the incoming and outgoing vessels on the maternal and fetal sides of the placenta with ultrasound measurements of volume blood flow and placental tissue sampling.
