Clinical trial Recruiting at 1 site Interventional Ages 18 to 45 Women only

Evaluating new fetoscopes for in-utero surgery

Official title: A Prospective Study on the Role of Karl Storz Curved and Straight Fetoscopes (11508AAK and 11506AAK) for Fetoscopic Intrauterine Procedures

Run by Boston Children's Hospital · NCT06056635 · Data updated 2026-11-12

This study is testing two new types of fetoscopes to see which one works better for performing safe surgeries on unborn babies with certain health issues.

Quick facts

Study typeInterventional
Ages18 Years to 45 Years
SexWomen only
Enrollment50 (estimated)
SponsorBoston Children's Hospital
Academic / other
Locations1 site (Boston, Massachusetts)
StatusRecruiting
StartedAugust 15, 2024
Main results expectedDecember 1, 2026
Study endsMay 1, 2027
Registry record updatedSeptember 25, 2024
Trial IDNCT06056635 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include pregnant patients with conditions requiring in-utero surgery who are eligible for anesthesia.

Probably not a fit

Patients with contraindications to abdominal or fetoscopic surgery, or those with significant maternal or fetal health issues, may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study aims to assess the effectiveness of Karl Storz curved and straight fetoscopes in performing fetoscopic intrauterine procedures. The curved scope is designed for patients with an anterior placenta, while the straight scope is for those with a posterior placenta. The fetoscopes will assist in minimally invasive surgeries, such as fetoscopic laser photocoagulation, to treat various fetal conditions like twin-twin transfusion syndrome and other congenital anomalies. The study will analyze surgical outcomes, complications, and the overall impact on maternal and fetal health. Data will be collected through descriptive statistical analysis to evaluate the benefits of these innovative devices.

Why it matters

Potential benefit: If successful, this study could lead to improved surgical outcomes and reduced complications for pregnant patients undergoing in-utero procedures.

How similar studies have gone: Other studies have shown that advancements in fetoscopic techniques and equipment can lead to better outcomes, suggesting potential success for this approach.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Pregnant patient with a condition requiring in-utero surgery
* Patient must be eligible for anesthesia
* Patient and father of the fetus (if available) are able to provide signed informed consent

Exclusion Criteria:

* Allergy or previous adverse reaction to any ancillary medication specified in this protocol that has no alternative
* Preterm labor, preeclampsia, or uterine anomaly (e.g., large fibroid tumor) in the index pregnancy
* Suspicion of major recognized congenital syndrome on ultrasound or MRI that is not compatible with postnatal life
* Pre-pregnancy maternal BMI greater than 40
* High risk for fetal hemophilia
* Fetal aneuploidy or variants of known significance if an amniocentesis was performed
* Contraindication to abdominal surgery or fetoscopic surgery

Where it's running

  • Boston Children's Hospital
    Boston, Massachusetts, United States
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.