Repeated implantation failure
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. older than 40 years of age; 2. at least 3 cycles of IVF transplantation or at least 4 pieces of high quality embryo transplantation, and no implantation; 3. volunteer to accept and cooperate with the researchers.
Exclusion criteria
Exclusion criteria: 1. severe endometriosis; 2. endometrial polyps and submucous myoma; 3. intrauterine adhesions; 4. congenital or acquired uterine malformations; 5. chromosomal abnormalities; 6. endocrine diseases; 7. unable to cooperate or unwilling to cooperate with investigators.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| clinical pregnancy rates;abortion rates;Menstrual score; | — |
Countries
China
Contacts
Center for Reproductive Medicine and Prenatal Diagnosis, Anhui Provincial Hospital affiliated to Anhui Medical University