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Comparison of short and long co-incubation time of gametes for in vitro fertilization

Comparison of short and long co-incubation time of gametes for in vitro fertilization

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
TCTR
Registry ID
TCTR20190916001
Enrollment
65
Registered
2019-09-16
Start date
2019-09-23
Completion date
Unknown
Last updated
2026-03-30

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

Conditions

fertilization rate cleavage rate blastocyst rate implantation rate clinical pregnancy rate short co&#45

Interventions

short co&#45
incubation of gametes for 4 h, long co&#45
incubation of gametes for 16&#45
18 h
Active Comparator Procedure/Surgery,Active Comparator Procedure/Surgery
incubation ,long co&#45
incubation

Sponsors

Buddhachinaraj Hospital Fund
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
20 Years to 38 Years

Inclusion criteria

Inclusion criteria: The inclusion criteria were women 20 - 38 years old, had at least 6 retrieved oocytes and normal semen parameter. The etiologies for infertility included tubal disease, endometriosis, ovulatory dysfunction, unexplained infertility.

Exclusion criteria

Exclusion criteria: total fertilization failure

Design outcomes

Primary

MeasureTime frame
fertilization, polyspermy, embryonic development 18 h after insemination 96-120h, 144h Embryo morphologic classification—

Secondary

MeasureTime frame
implantation rate,clinical pregnancy rate Day 14 and 35 after tranfer implantation rate was defined as the number of gestational sacs divided by the number of embryos .—

Countries

Thailand

Contacts

Public ContactPallop Pongsuthirak

Buddhachinaraj Hospital

palloppong@yahoo.co.th0814750081

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Apr 4, 2026