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Related Concept Videos

Local Anesthetics: Clinical Application as Epidural Anesthesia01:29

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Epidural anesthetics are administered in the fat-filled epidural space, the outermost part of the spinal canal. This technique is commonly employed for pain management and anesthesia during lower abdomen and pelvis surgeries or labor and delivery.
Since epidural anesthetics can be infused through an epidural catheter, all types of drugs, including short-acting ones, can be administered. Chloroprocaine and lidocaine are examples of short and long-duration anesthetics, respectively. Bupivacaine...
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Related Experiment Video

Updated: Apr 15, 2026

Author Spotlight: Advancing Labor Management Through Electromyometrial Imaging for Understanding Uterine Contractions
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[Labor duration: from normality to dystocia].

G Kayem1

  • 1Service de gynécologie-obstétrique, hôpital Louis-Mourier, DHU risques et grossesse, AP-HP, 178, rue des Renouillers, 92700 Colombes, France.

Gynecologie, Obstetrique & Fertilite
|March 31, 2015
PubMed
Summary

Normal labor duration has not been well-studied, but recent data suggest longer labor may be safe. Further research is needed before changing obstetric practices regarding labor management and duration.

Keywords:
EpiduralLaborOcytocineOxytocinPartogrammePartographPériduraleTravail

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Area of Science:

  • Obstetrics and Gynecology
  • Reproductive Health

Background:

  • The definition and management of "normal" labor have remained largely unchanged for 60 years, based on standards proposed by Emmanuel Friedman.
  • Current obstetric practices, including routine membrane rupture and oxytocin use, influence labor management.
  • Recent observations indicate potential shifts in labor duration since the 1960s.

Purpose of the Study:

  • To review the limited research on "normal" labor duration over the past 60 years.
  • To explore factors influencing labor duration, such as changes in maternal characteristics and obstetric interventions.
  • To evaluate current evidence regarding the safety of potentially longer labor durations.

Main Methods:

  • Literature review of studies published over the last 60 years concerning labor duration.
  • Analysis of factors potentially affecting labor duration, including maternal demographics and obstetric interventions like oxytocin and epidural anesthesia.
  • Examination of data on maternal and neonatal morbidity associated with varying labor durations.

Main Results:

  • Labor duration appears to have changed since the 1960s, potentially influenced by evolving maternal characteristics and obstetric practices.
  • Widespread use of oxytocin and epidural anesthesia may impact labor progression and duration.
  • Emerging evidence suggests that allowing longer labor durations may not significantly increase maternal or neonatal complications.

Conclusions:

  • The duration of "normal" labor requires further dedicated study, given its central role in obstetrics.
  • While current data suggest potential for longer labor durations without increased risk, it is premature to alter established practices.
  • Additional research is essential to inform evidence-based guidelines and recommendations for labor management and duration.