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Related Experiment Videos

Percutaneous umbilical cord blood sampling.

C Vantanasiri, S Kanokpongsakdi, J Manassakorn

    Journal of the Medical Association of Thailand = Chotmaihet Thangphaet
    |October 1, 1989
    PubMed
    Summary

    Percutaneous umbilical cord blood sampling offers a safe and convenient method for accessing fetal circulation during pregnancy. This technique allows for fetal blood collection for diagnostic and therapeutic interventions.

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    Area of Science:

    • Maternal-Fetal Medicine
    • Fetal Surgery
    • Diagnostic Procedures

    Background:

    • Accessing fetal circulation is crucial for prenatal diagnosis and therapy.
    • Traditional methods may carry risks or limitations.
    • A minimally invasive approach is desirable for fetal blood sampling.

    Purpose of the Study:

    • To describe a novel percutaneous umbilical cord blood sampling technique.
    • To evaluate the feasibility and safety of this method.
    • To highlight its potential for fetal diagnosis and treatment.

    Main Methods:

    • Percutaneous puncture of the umbilical vein near placental insertion.
    • Ultrasound guidance for accurate needle placement.
    • Blood collection from 10 pregnancies between 19-39 weeks' gestation.

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    Main Results:

    • Successful collection of 2-4 ml of pure fetal blood in all 10 cases.
    • Procedure performed in the second and third trimesters.
    • Demonstrated safety and convenience of the technique.

    Conclusions:

    • Percutaneous umbilical cord blood sampling is a viable and safe method.
    • This technique provides essential access to fetal circulation.
    • It supports prenatal diagnostic and therapeutic interventions.