Impact of Vertical vs. Transverse Closure on Outcomes of Laparoscopic Correction of Isthmocele
Laparoscopic repair of Isthmocele aims to restore the anatomical integrity and physiological function of the lower uterine segment.
- Vertical Closure: This technique involves closing the defect along the longitudinal axis of the uterus. Proponents suggest it may be more anatomically aligned with the muscle fibers of the lower uterine segment, potentially leading to stronger scar formation and reduced tension.
- Transverse Closure: This technique involves closing the defect perpendicular to the long axis of the uterus. This approach is more commonly used during primary cesarean sections.
Arguments for transverse closure in isthmocele repair include familiarity for surgeons and potentially less shortening of the lower uterine segment.
However, the actual impact of these different closure methods on long-term outcomes such as defect recurrence, scar integrity, and fertility, remains largely unexplored in a randomized controlled trial setting.
調査の概要
詳細な説明
Isthmocele, also known as a cesarean scar defect (CSD), is a common complication following cesarean section, characterized by a myometrial defect at the site of the hysterotomy scar. It can lead to various symptoms including abnormal uterine bleeding, dysmenorrhea, pelvic pain, and infertility.
Laparoscopic repair aims to restore the anatomical integrity and physiological function of the lower uterine segment.
- Vertical Closure: This technique involves closing the defect along the longitudinal axis of the uterus. Proponents suggest it may be more anatomically aligned with the muscle fibers of the lower uterine segment, potentially leading to stronger scar formation and reduced tension.
- Transverse Closure: This technique involves closing the defect perpendicular to the long axis of the uterus. This approach is more commonly used during primary cesarean sections.
Arguments for transverse closure in isthmocele repair include familiarity for surgeons and potentially less shortening of the lower uterine segment.
However, the actual impact of these different closure methods on long-term outcomes such as defect recurrence, scar integrity, and fertility, remains largely unexplored in a randomized controlled trial setting.
研究の種類
入学 (推定)
段階
- 適用できない
参加基準
適格基準
就学可能な年齢
- 大人
健康ボランティアの受け入れ
説明
Inclusion Criteria:
- Women aged 18-45 years.
- Diagnosis of symptomatic isthmocele confirmed by transvaginal ultrasound (myometrial thickness at the defect < 2.5 mm).
- History of at least one prior cesarean section.
- Symptoms attributable to isthmocele (e.g., abnormal uterine bleeding, pelvic pain, dysmenorrhea, secondary infertility).
- Desire for surgical correction of isthmocele.
- Ability to understand and provide informed consent
Exclusion Criteria:
- Asymptomatic isthmocele.
- Active pelvic infection or malignancy.
- Significant medical comorbidities contraindicating laparoscopic surgery.
- Coagulopathy.
- Known uterine anomalies (e.g., bicornuate uterus).
- Pregnancy at the time of recruitment.
- Inability to comply with follow-up protocol.
研究計画
研究はどのように設計されていますか？
デザインの詳細
- 主な目的：処理
- 割り当て：ランダム化
- 介入モデル：並列代入
- マスキング：独身
武器と介入
参加者グループ / アーム |
介入・治療 |
|---|---|
|
アクティブコンパレータ：Vertical Closure Group
The hysterotomy defect will be closed in two layers using interrupted or continuous sutures along the longitudinal axis of the uterus
|
The hysterotomy defect will be closed in two layers using interrupted or continuous sutures along the longitudinal axis of the uterus
|
|
アクティブコンパレータ：Transverse Closure Group
The hysterotomy defect will be closed in two layers using interrupted or continuous sutures perpendicular to the longitudinal axis of the uterus
|
The hysterotomy defect will be closed in two layers using interrupted or continuous sutures perpendicular to the longitudinal axis of the uterus
|
この研究は何を測定していますか？
主要な結果の測定
結果測定 |
メジャーの説明 |
時間枠 |
|---|---|---|
|
Postoperative lower uterine segment scar thickness
時間枠：6 and 12 months post-surgery using transvaginal ultrasound
|
To evaluate the thickness of the lower uterine segment scar at 6 and 12 months post-surgery using transvaginal ultrasound
|
6 and 12 months post-surgery using transvaginal ultrasound
|
協力者と研究者
スポンサー
研究記録日
主要日程の研究
研究開始 (推定)
一次修了 (推定)
研究の完了 (推定)
試験登録日
最初に提出
QC基準を満たした最初の提出物
最初の投稿 (実際)
学習記録の更新
投稿された最後の更新 (実際)
QC基準を満たした最後の更新が送信されました
最終確認日
詳しくは
本研究に関する用語
その他の研究ID番号
- 1704-9-2025
医薬品およびデバイス情報、研究文書
米国FDA規制医薬品の研究
米国FDA規制機器製品の研究
この情報は、Web サイト clinicaltrials.gov から変更なしで直接取得したものです。研究の詳細を変更、削除、または更新するリクエストがある場合は、register@clinicaltrials.gov。 までご連絡ください。 clinicaltrials.gov に変更が加えられるとすぐに、ウェブサイトでも自動的に更新されます。
Vertical Closureの臨床試験
-
Cardiva Medical, Inc.完了