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Cesarean 123 Trial: Randomized Trial Comparing Single, Double and Triple Layer Uterine Closures During Cesarean Delivery
Sponsor: Brigham and Women's Hospital
Summary
The goal of this clinical trial is to compare post-operative uterine scar thickness in people who have had the uterus closed during cesarean sections by one of three different methods. The main questions it aims to answer are: * Residual myometrial thickness at the scar site assessed by MRI performed 4 months after the procedure * Myometrial niche formation assessed by MRI performed 4 months after the procedure * Scar healing ratio (HR) difference as defined by HR= residual myometrial thickness/total myometrial thickness * Post-operative change in hemoglobin * Time required for hysterotomy closure * The number of extra sutures required to achieve surgeon-acceptable hemostasis Participants undergoing scheduled cesarean sections will be randomized to one of three different uterine closure methods. The methods are: 1. Single layer closure using the following technique: Closure of the myometrium and serosa with one barbed suture using a running unlocked technique. The endometrium should be excluded. 2. Double layer closure using the following technique: Closure of the full thickness of the myometrium with one smooth suture using a running locked technique. The endometrium should be excluded. Followed by imbrication of the second layer with one smooth suture using a running unlocked technique. 3. Triple layer closure of Endometrium, Myometrium and Serosa (EMS) using one of the the following two techniques: Closure of the endometrium and 2-4 mm of internal myometrium with one barbed suture using a running unlocked technique followed by closure of the remaining myometrium and serosa with one barbed suture using a running unlocked technique. Or, Closure of the endometrium and 2-4 mm of internal myometrium with one barbed suture on using a running unlocked technique followed by closure of the remaining myometrium with one barbed suture a running unlocked technique followed by closure of the serosa with one barbed suture using a running unlocked technique. Four months after the surgery, participants will have a MRI of the pelvis to assess the scar on the uterus.
Official title: Cesarean 123 Trial: Prospective Randomized Trial Comparing Single, Double and Triple Layer Uterine Closures During Cesarean Delivery
Key Details
Gender
FEMALE
Age Range
18 Years - 50 Years
Study Type
INTERVENTIONAL
Enrollment
0
Start Date
2023-07
Completion Date
2025-07
Last Updated
2026-10-02
Healthy Volunteers
Yes
Conditions
Interventions
Uterine layers closed
Uterus closed with 1, 2 or 3 layers
Suture Type
Barbed or smooth
Endometrium
Included or excluded