Embryo Transfer: Direct Versus Afterloading Trial

Direct Transfer vs Previous Cervical Canalization Transfer (Afterloading): Randomized Clinical Trial.

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00824629

Enrollment

400

Registered

2009-01-19

Start date

2008-10-31

Completion date

2010-09-30

Last updated

2010-10-26

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

Conditions

Infertility

Keywords

Embryo transfer, IVF, Ultrasound embryo transfer

Brief summary

The purpose of this study is to evaluate two types of embryo transfer procedure. The investigators will compare direct embryo transfer against afterloading embryo transfer.

Interventions

PROCEDUREAfterloading embryo transfer procedure

Afterloading embryo transfer procedure

PROCEDUREDirect embryo transfer procedure

Direct embryo transfer procedure

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender

FEMALE

Age

18 Years to 42 Years

Healthy volunteers

Inclusion criteria

* Patients in IVF/CICSI program * Transfer day:2 or 3 after ovum pick-up

Exclusion criteria

* None

Design outcomes

Primary

Measure	Time frame
Clinical pregnancy	8 weeks after embryo transfer

Secondary

Measure	Time frame
Difficulty of embryo transfer	During embryo transfer procedure
Duration of embryo transfer	During embryo transfer procedure

Countries

Spain

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026