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The Effect of Hyperbaric Oxygen on Pregnancy Outcomes in Women with Thin Endometrium Undergoing FET Cycles: A Multicenter, Interventional, Randomized Controlled Trial

The Effect of Hyperbaric Oxygen on Pregnancy Outcomes in Women with Thin Endometrium Undergoing FET Cycles: A Multicenter, Interventional, Randomized Controlled Trial

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400091018
Enrollment
Unknown
Registered
2024-10-18
Start date
2024-11-01
Completion date
Unknown
Last updated
2024-10-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Thin endometrium

Interventions

HBOT group:Hyperbaric therapy
Control group:None

Sponsors

Xiangya Hospital, Central South University
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
20 Years to 40 Years

Inclusion criteria

Inclusion criteria: (1) Patients with an endometrial thickness =7 mm on the day of transformation in previous ART cycles (Note: Some participants in the preliminary group reached a maximum thickness of 8 or 9 mm, but had a lower endometrial thickness on the day of transformation); (2) Age between 20 and 40 years; (3) Planned single frozen-thawed blastocyst transfer (including IVF, ICSI, and PGT-A assisted reproductive cycles); (4) At least one frozen blastocyst remaining from an IVF/ICSI cycle or at least one transferable euploid embryo from a PGT-A cycle, with a Gardner morphological score of =4BC, and the blastocyst was frozen on day 5 or day 6.

Exclusion criteria

Exclusion criteria: (1) The embryo planned for thawing and resuscitation is from egg donation or frozen egg sources, or has undergone a second freezing procedure; (2) Untreated uterine conditions such as endometrial polyps, chronic endometritis, submucosal fibroids, or a history of endometrial tuberculosis; (3) Untreated hydrosalpinx visible on ultrasound; (4) A history of immune system diseases, such as antiphospholipid syndrome, systemic lupus erythematosus, or rheumatic diseases; (5) Contraindications to estrogen or progesterone therapy, such as a history of breast cancer or risk of thrombosis; (6) Contraindications to hyperbaric oxygen therapy, including a history of ear or chest surgery, claustrophobia, etc.; (7) Participants who cannot enter an FET cycle within one month after hyperbaric oxygen therapy.

Design outcomes

Primary

MeasureTime frame
Healthy Live Birth;

Secondary

MeasureTime frame
Clinical pregnancy;miscarriage;Biochemical pregnancy;ectopic pregnancy;Gestational hypertension;Gestational diabetes;Newborn birth weight;

Countries

China

Contacts

Public ContactLi Yanping

Xiangya Hospital of Central South University

liyanp@csu.edu.cn+86 136 0731 7798

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026