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Effect of endometrial scratch on repeat implantation failure following in vitro fertilization embryo transfer or frozen embryo transfer

Effect of endometrial scratch on repeat implantation failure following in vitro fertilization embryo transfer or frozen embryo transfer: a randomized controlled study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN24605402
Enrollment
800
Registered
2013-02-19
Start date
2013-01-16
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Infertility Urological and Genital Diseases Female infertility

Interventions

Endometrium scratching in seventh day after observation of Luteinizing hormone (LH) surge prior to an IVF or frozen embryo transfer (FET) cycle in study group. No extra administration prior to an IVF

Sponsors

Zhejiang University (China)
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: 1. Patients with repeated implantation failure (two or more) undergoing in vitro fertilization embryo transfer (IVF-ET) or frozen embryo transfer (FET) 2. Patients aged no more than 40 years old 3. Patients with basal follicle-stimulating hormone (FSH)<10IU/L 4. Patients without history of uterine cavity operation in two months

Exclusion criteria

Exclusion criteria: 1. Patients with hydrosalpinx 2. Patients with polycystic ovary syndrome (PCOS) 3. Patients with history of endometrium adhesion 4. Patients with uterine malformation; uterine fibroid 5. Patients with acute genital tract inflammation 6. Patients with history of using hormone such as oral contraceptive in one month

Design outcomes

Primary

MeasureTime frame
1. Implantation rate 2. Clinical pregnancy rate defined as the presence of a fetal sac by ultrasound scanning

Secondary

MeasureTime frame
1. Endometrial thickness 2. Endometrial type

Countries

China

Outcome results

None listed

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