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The prospective controlled study of interval double transfer in frozen embryo transfer cycles for patients with repeated IVF/ICSI failures

The prospective controlled study of interval double transfer in frozen embryo transfer cycles for patients with repeated IVF/ICSI failures

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR-TRC-13003382
Enrollment
Unknown
Registered
2013-07-08
Start date
2013-09-01
Completion date
Unknown
Last updated
2017-04-18

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

Conditions

repeated IVF/ICSI failures

Interventions

A, B, C group:interval double transfer

Sponsors

Reproductive & Genetic Hospital of CITIC-XIANGYA.
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
20 Years to 36 Years

Inclusion criteria

Inclusion criteria: Failure of implantation in at least three consecutive IVF attempts, in which one to two embryos of high-grade quality are transferred in each cycle;excluding uterine cavity lesions by hysteroscopic; and the number of two pronuclei (2PN)-stage zygotes with the grade above six cell-I is exceeded four.

Exclusion criteria

Exclusion criteria: hydrosalpinx without operation; endometriosis; adenomyosis; uterine leiomyomata (submucous myoma or non-submucous myoma which size was exceed 4cm and/or with the compressed endometrium); uterine cavity lesions(such as endometrial polyp, uterine malformation, intrauterine adhesions, the septate uterus, chronic endometritis etc); thyroid dysfunction

Design outcomes

Primary

MeasureTime frame
implantation rate;clinical pregnancy rate;Multiple pregnancy rate;First trimester miscarriage rate;—

Countries

China

Contacts

Public ContactGong Fei; Guo Hui
guohui.zp@gmail.com+86 18684696466

Outcome results

None listed

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