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Tests argon beam coagulation during surgery for ovarian endometriomas

Measures how deep argon beam coagulation reaches in ovarian tissue during laparoscopic surgery.

Plain-language title generated from the registry record
Registry title: Histological Assessment of Tissue Penetration Depth of Argon Beam Coagulation in Ovarian Endometriomas

Key facts

Where
Bern, SwitzerlandSee the site

Could this be for you?

Answer for yourself. This is not a decision: only the study team can say whether you can take part.

  • Are you between 18 and 40 years old?

Source: NCT07711743, who can take part

Where in Switzerland

  • University Hospital of Obstetrics and Gynecology, Inselspital BernBern, SwitzerlandTaking people

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
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Trial details

Who runs it
Insel Gruppe AG, University Hospital Bern
Trial code
NCT07711743
Record updated
17 July 2026
Original description
The goal of this clinical trial is to evaluate the depth of tissue penetration of Argon Beam Coagulation (ABC) during laparoscopic surgery for ovarian endometriomas. Researchers want to determine how deeply ABC affects ovarian tissue and to generate data on the safety of this surgical technique.Read full original descriptionShow less

Histological Assessment of Tissue Penetration Depth of Argon Beam Coagulation in Ovarian Endometriomas: A Prospective Pilot Study

The goal of this clinical trial is to evaluate the depth of tissue penetration of Argon Beam Coagulation (ABC) during laparoscopic surgery for ovarian endometriomas. Researchers want to determine how deeply ABC affects ovarian tissue and to generate data on the safety of this surgical technique.

Participants will undergo standard laparoscopic surgery for ovarian endometriomas. During the planned surgical procedure, Argon Beam Coagulation will be applied to the ovarian surface according to the study protocol. The treated tissue will subsequently be excised as part of the planned surgery and analyzed histologically to measure the depth of tissue penetration.

Inclusion: Female patients aged 18-40 years; Indication for surgical treatment of ovarian endometrioma based on clinical symptoms and/or imaging findings; Diagnosis of ovarian endometrioma ≥3 cm confirmed by preoperative imaging (ultrasound and/or MRI); Planned laparoscopic cystectomy; Written informed consent.

Exclusion: Previous surgical procedures on the affected ovary; Expected lack of compliance or inability to understand the study procedures; Recurrent ovarian endometrioma; Pregnancy or breastfeeding; Participation in another interventional clinical study that may influence study outcomes, such as anti-Müllerian hormone (AMH) levels or pregnancy.

ClinicalTrials.gov NCT07711743