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CompletedNCT04906278Updated Aug 29, 2023

Amniotomy for Second-trimester Pregnancy Termination

An interventional study of Foley catheter balloon and Amniotomy in Abortion, Missed, sponsored by Assiut University. Completed at 1 site in Egypt. Open to female participants aged 18 Years to 40 Years. Per ClinicalTrials.gov, last updated 2023-08-29.

Sponsored by Assiut University · Not applicable, Interventional, and Treatment

Phase
Not applicable
Study type
Interventional
Enrollment
60
Allocation
Randomized
Ages
18 Years to 40 Years
Sex
Female
01

Study summary

The termination of abortion is an important issue that has many controversies. The most common time of serious abortion-related complications is the second trimester. Missed abortion is one of the most common indications of termination of pregnancy in the second trimester. Misoprostol and mifepristone are effective drugs for induction of abortion but these drugs are now expensive, and non-available in many developing countries.

The effectiveness of Foley's catheter balloon on cervical ripping for mid-trimester pregnancy termination has been proved before. It can effectually shorten the time of the expulsion of the fetus. Amniotomy defines as an artificial rupture of the membranes; it is an ordinary obstetric practice used mainly in the induction of labor, with good results and less morbidity. The obstetricians used to combine amniotomy with other methods such as prostaglandins or oxytocin to induce labor in a woman with an unfavorable cervix.

Despite plenty of studies that investigated the role of amniotomy for induction of labor but the studies which addressed the role of amniotomy in the induction of second-trimester abortion are very scarce in the literature.

02

Conditions studied

  • Abortion, Missed

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03

In context

Abortion, Missed

53 studies on the registry are indexed under Abortion, Missed; 10 are open to participants now.

This study's enrollment of 60 is below the median of 142 across 44 interventional studies indexed under Abortion, Missed.

Browse Abortion, Missed studies →

Lead sponsor

Assiut University is the lead sponsor of 4,901 studies on the registry; 2,098 are open to participants now.

Of its 13 completed or terminated interventional studies of FDA-regulated products, 0 (0%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 40 Years
Sexes eligible
Female
Accepts healthy volunteers
No

Inclusion criteria

  • Women aged 18-40 years old.
  • Women who are pregnant in singleton mid-trimester missed abortion (18-26 weeks).
  • Bishop's score is ≤ 4.

Exclusion criteria

Exclusion Criteria:

  • Women who delivered before by classic caesarian section or had a history of -myomectomy, hysteroscopic uterine surgery, or cervical surgery like conization.
  • Women with multiple gestations.
  • Women with ultrasonography evidence of low amniotic fluid volume.
  • Women with rupture of fetal membranes.
  • Women with evidence of low implanted placenta by ultrasound.
  • History or laboratory evidence of intra-uterine infection.
  • History is suggestive of latex allergy.
  • Women with severe anemia, hypertension, diabetes, or with coagulopathy.
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Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
60 participants (actual)

Study arms

  • Other
    Amniotomy group

    Amniotomy will be performed by toothed forceps. The handle of the device will be held with one hand outside the vagina while 2 fingers of the opposite hand will be placed in the vagina to guide the tip.

    Device: Foley catheter balloon · Procedure: Amniotomy · Drug: Oxytocin

  • Other
    No-amniotomy group

    No-amniotomy will be done

    Device: Foley catheter balloon · Drug: Oxytocin

Interventions

  • DeviceFoley catheter balloon

    A Cusco speculum will be placed and a 16F Foley catheter will be inserted into the cervix using ring forceps. Then the balloon will be inflated with 40 ml of saline and it will be pulled out to ensure the balloon covered the internal os of the cervix

  • ProcedureAmniotomy

    Amniotomy will be performed by toothed forceps. The handle of the device will be held with one hand outside the vagina while 2 fingers of the opposite hand will be placed in the vagina to guide the tip. Care should be taken to protect maternal vaginal tissues from the forceps. Once the forceps reach the amniotic sac, the tip is pushed up against the sac with the index or middle finger of the internal hand to pierce the membranes. The nature of amniotic fluid will be checked.

  • DrugOxytocin

    The intravenous oxytocin infusion will be administered as 10 IU oxytocin/ 500 ml glucose/ 30 mIU/minute were every 6 hours till complete abortion occurs.

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What researchers measure

Primary outcomes

  1. The interval between induction to complete abortion

    Time frame: 15 hours

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Study locations

1 site
  • Woman's Health Hospital - Assiut university
    Assiut, 71111, Egypt
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References and documents

Individual participant data

Plan to share: Undecided

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Aug 29, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT04906278
Lead sponsor
Assiut University
Responsible party
Mohammed Khairy Ali (Assistant professor, Assiut University) — Principal investigator
First posted
May 28, 2021
Start date
Nov 1, 2021
Primary completion
Jun 1, 2023
Completion
Jun 1, 2023
Last update
Aug 29, 2023

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Aug 2023. You cannot join it, but the record below documents what was studied.

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