This trial is terminated!
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Your journey
1What's a trial
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More info
You can access this
clinical trial
if you have
Obstetric Labor Complications
and you are
over 18
years old
The phase for this study is not defined.
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The purpose

Investigators will perform a multicentric randomized controlled trial comparing the effect of transabdominal and transperineal ultrasound in pregnant women in the second stage of labor, in whom it was decided an operative delivery. Our objective is to evaluate the impact of intrapartal ultrasound measurements, as an auxiliary to clinical evaluation, in the efficacy of an instrumental delivery.

Provided treatments

  • Other: Transabdominal and transperineal ultrasound

Locations near you

Unfortunately, there are no recruiting locations near you. Please check the list with all locations below.
Tris trial is registered with FDA with number: NCT02899481. The sponsor of the trial is University of Lisbon and it is looking for 222 volunteers for the current phase.
Official trial title:
Role of Intrapartum Ultrasound in the Efficacy of an Instrumental Delivery