Direct Thawing of Vitrified Human Blastocyst

Not Applicable

Completed

• Conditions: IVF
• Interventions: Procedure: Vitrification; Procedure: direct thawing

• Registration Number: NCT06322823
• Lead Sponsor: Chinese University of Hong Kong

Brief Summary

There are more than million frozen embryo transfers around the world each year; a faster, safer, and cheaper method can save a significant amount of money for patients undergoing IVF treatment worldwide.

Detailed Description

Not available

Study Timeline

• Study Start: 2020-01-01
• Primary Completion: 2022-12-31
• Study Completion: 2023-12-31
• Status Verified: 2024-03
• Study First Submitted: 2024-03-13
• Study First Submitted QC: 2024-03-19
• Last Update Submitted: 2024-03-19
• Study First Posted: 2024-03-21
• Last Update Posted: 2024-03-21

Recruitment & Eligibility

• Status: COMPLETED
• Sex: Female
• Target Recruitment: 116

Inclusion Criteria

• Patients who are willing to use direct-thawed blastocysts

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Exclusion Criteria

• Patients who are not willing to use direct-thawed blastocysts

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Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
commercially available vitrification thawing	Vitrification	-
direct thawing	direct thawing	-

Primary Outcome Measures

Name	Time	Method
blastocysts survival rate	up to 6 months	The overall survival rate for thawed blastocysts using different thawing method will be compared.

Secondary Outcome Measures

Name	Time	Method
ferilization rate	up to 12 months	The fertilization rate of frozen embryos using different thawing methods will be compared.
live birth rate	up to 24 months	The live birth rate of patients who will be scheduled for the transfer of frozen embryos using different thawing methods will be compared.
pregnancy rate	up to 12 months	The pregnancy rate of patients who will be scheduled for the transfer of frozen embryos using different thawing methods will be compared.

Trial Locations

Locations (1)

David Yiu Leung Chan; 🇭🇰 Hong Kong, Hong Kong