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A randomized controlled study on the efficacy of embryo transfer tube with thermal insulation function on pregnancy outcomes in patients with recurrent implantation failure

A randomized controlled study on the efficacy of embryo transfer tube with thermal insulation function on pregnancy outcomes in patients with recurrent implantation failure

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2000037324
Enrollment
Unknown
Registered
2020-08-28
Start date
2020-10-01
Completion date
Unknown
Last updated
2020-10-13

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

Conditions

recurrent implantation failure

Interventions

experimental group:embryo transfer tube with thermal insulation function
The control group:conventional embryo transfer tube

Sponsors

Shanghai First Maternity and Infant Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: (1) Meet the diagnostic criteria for recurrent implantation failure: under 40 years of age, at least 3 transplantation cycles (fresh + frozen), at least 4 or more high-quality embryos were transplanted without obtaining clinical pregnancy. (2) All subjects agreed to participate in the study and signed informed consent.

Exclusion criteria

Exclusion criteria: (1) Infertility due to chromosomal abnormalities; (2) Diseases known to affect ER (uterine malformation, endometritis, submucosal myoma, severe intrauterine adhesions, hydrosalpinx, etc.); (3) Autoimmune diseases.

Design outcomes

Primary

MeasureTime frame
Live-birth rate;—

Secondary

MeasureTime frame
Clinical pregnancy rate;Embryo implantation rate;Abortion rate;Neonatal outcome;Embryo transfer operation time;—

Countries

China

Contacts

Public ContactKunming Li

Shanghai First Maternity and Infant Hospital

likunming@51mch.com+86 13371985076

Outcome results

None listed

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