UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000042766
Receipt number R000048805
Scientific Title Study of the usefulness of novel vitrification freezing devices for oocyte and embryos
Date of disclosure of the study information 2020/12/16
Last modified on 2021/06/17 20:43:53

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Basic information

Public title

Study of the usefulness of novel vitrification freezing devices for oocyte and embryos

Acronym

Freezing device

Scientific Title

Study of the usefulness of novel vitrification freezing devices for oocyte and embryos

Scientific Title:Acronym

Freezing device

Region

Japan


Condition

Condition

Oocyte and embryos discarded in fertility treatment

Classification by specialty

Obstetrics and Gynecology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

we evaluate the survival rate and development rate of embryos using the freezing devices marketed by each company with the aim of finding excellent freezing devices.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Exploratory

Trial characteristics_2


Developmental phase

Not applicable


Assessment

Primary outcomes

Oocyte: Survival rate after freezing and thawing
Embryo: Survival rate after freeze-thaw

Key secondary outcomes

Embryo: Blastocyst arrival rate, good blastocyst rate


Base

Study type

Observational


Study design

Basic design


Randomization


Randomization unit


Blinding


Control


Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms


Purpose of intervention


Type of intervention


Interventions/Control_1


Interventions/Control_2


Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit

50 years-old >

Gender

Female

Key inclusion criteria

1)Following informed consent sufficient to participate in this research, document agreement by the patient's free will is obtained.

2)Oocyte
immature oocytes that were discarded because the first polar body was not observed in the oocytes by the specified time on the day of egg retrieval, among the oocytes obtained from patients who egg retrieval for infertility treatment.

3)Embryo
Embryos that had been vitrified and frozen for embryo transfer but were discarded.

Key exclusion criteria

1)Patients who are judged inappropriate as research subjects by the research director or research co-investigator.

2)Oocyte
Immature oocytes in which the first polar body is not observed by the next day after being discarded.

Target sample size

400


Research contact person

Name of lead principal investigator

1st name Eri
Middle name
Last name Magara

Organization

Mie university

Division name

Center of of Advanced reproductive medicine , Mie Hospital

Zip code

514-8507

Address

2-174 Edobashi Tsu, Mie

TEL

059-232-1111

Email

tada-m@clin.medic.mie-u.ac.jp


Public contact

Name of contact person

1st name Eri
Middle name
Last name Magara

Organization

Mie university

Division name

Center of of Advanced reproductive medicine , Mie Hospital

Zip code

514-8507

Address

2-174 Edobashi Tsu, Mie

TEL

059-232-1111

Homepage URL


Email

magara-e@clin.medic.mie-u.ac.jp


Sponsor or person

Institute

Mie university

Institute

Department

Personal name



Funding Source

Organization

self funding

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

the Clinical Research Ethics Review Committee of Mie University Hospital

Address

2-174 Edobashi Tsu, Mie

Tel

059-232-1111

Email

kk-sien@mo.medic.mie-u.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2020 Year 12 Month 16 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Open public recruiting

Date of protocol fixation

2020 Year 08 Month 18 Day

Date of IRB

2020 Year 08 Month 28 Day

Anticipated trial start date

2020 Year 08 Month 28 Day

Last follow-up date

2026 Year 12 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

Study of the usefulness of novel vitrification freezing devices for oocytes and embryos


Management information

Registered date

2020 Year 12 Month 16 Day

Last modified on

2021 Year 06 Month 17 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000048805


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name