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Evaluating the clinical outcomes following transfer of blastocysts cultured from thawed cleavage stage embryos

Scientific title: Clinical trial comparing pregnancy rate in transfer of thawed cleavage stage embryos and blastocysts cultured from thawed cleavage stage.

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT201512061141N20
Enrollment
220
Registered
2016-02-17
Start date
2015-11-14
Completion date
Unknown
Last updated
2018-02-22

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

Conditions

Female infertility. Female infertility

Interventions

Intervention 1: Intervention/ Control: In the intervention group? embryos will be transferred at the blastocyst stage. As, thawed embryos are transferred to embryo culture medium and then will be tran
Treatment - Other
Intervention/ Control: In the intervention group? embryos will be transferred at the blastocyst stage. As, thawed embryos are transferred to embryo culture medium and then will be transferred to the
Intervention/ Control: In control group, the thawed embryos will be transferred immidiately.

Sponsors

RoyanInstitute
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
No minimum to 37 Years

Inclusion criteria

Inclusion criteria: Inclusion Criteria: The patients with first type of infertility; Age = 37 years; Long ovulation induction protocol Exclusion Criteria: Any previous surgery on the uterus and ovaries; Uterine factor infertility; Recurrent abortion; Severe male factor infertility (TESE, TESA? Oligoteratozoospermia); The women with poor ovarian reserve

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

MeasureTime frame
Clinical pregnancy rate. Timepoint: 4-6 weeks after embryos transfer (ET). Method of measurement: Vaginal sonography.

Secondary

MeasureTime frame
Implantation rate. Timepoint: 4-6 weeks after embryos transfer (ET). Method of measurement: Vaginal sonography.;Ongoing pregnancy rate. Timepoint: Pregnancy after 12 weeks of gestation. Method of measurement: Vaginal sonography.;Miscarriage rate. Timepoint: Abortion before 12 weeks of gestation. Method of measurement: Vaginal sonography.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDr Tahereh Madani, Dr Poopak Eftekhari Yazdi

RoyanInstitute

tmadani@royaninstitute.org; Peyazdi@yahoo.com+98 21 2356 2645

Outcome results

None listed

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