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Related Experiment Videos

Heel blood sampling in preterm infants: which technique?

D P Barker1, B W Latty, N Rutter

  • 1Department of Neonatal Medicine and Surgery, Nottingham City Hospital.

Archives of Disease in Childhood. Fetal and Neonatal Edition
|November 1, 1994
PubMed
Summary

Comparing two heel blood sampling methods for preterm infants, Tenderfoot (incision) was superior for large samples, reducing repeat procedures and improving safety, though cost limits routine use.

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Area of Science:

  • Neonatal care
  • Pediatric phlebotomy techniques
  • Clinical trial methodology

Background:

  • Heel blood sampling is common in preterm infants.
  • Evaluating different phlebotomy devices is crucial for infant well-being and sample quality.

Purpose of the Study:

  • To compare the efficacy and safety of two heel blood sampling devices in preterm infants.
  • To assess infant response, sample quality, and collection efficiency.

Main Methods:

  • Randomized allocation of preterm infants to heel puncture (Autolet II Clinisafe) or incision (Tenderfoot 'preemie').
  • Observation of 187 procedures in 47 infants.
  • Assessment of behavioral response, heart rate changes, and specimen hemolysis.

Main Results:

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  • No significant differences in infant behavior, heart rate, or hemolysis between methods.
  • Tenderfoot was superior for large samples (>1 ml), requiring fewer repeat procedures.
  • Tenderfoot offered improved safety but at a higher cost.

Conclusions:

  • Tenderfoot 'preemie' is more efficient and safer for large volume heel blood collection in neonates.
  • The higher cost of Tenderfoot may restrict its routine application.
  • Both methods showed comparable outcomes for small sample volumes.