UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000044399
Receipt number R000050717
Scientific Title The study of Embryo culture and clinical results using Continuous Single Culture Complete NX(CSCM-NX) which is low lactate culture medium.
Date of disclosure of the study information 2021/06/02
Last modified on 2021/06/01 21:20:47

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Basic information

Public title

Results of the in-vitro fertilization under lactate little environment

Acronym

A study of low lactate culture medium

Scientific Title

The study of Embryo culture and clinical results using Continuous Single Culture Complete NX(CSCM-NX) which is low lactate culture medium.

Scientific Title:Acronym

A study of low lactate culture medium

Region

Japan


Condition

Condition

Infertility

Classification by specialty

Obstetrics and Gynecology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

We clarify the difference in results of the conventional embryo culture medium and low lactic acid embryo culture medium.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

blastocyst rate,good blastocyst rate,clinical pregnancy rate

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -no one is blinded

Control

Active

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Other

Interventions/Control_1

The embryo which was cultured in the conventional culture medium from January, 2020 to September, 2020

Interventions/Control_2

The embryo which was cultured in the low lactate culture medium from January, 2020 to September, 2020

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

44 years-old >=

Gender

Female

Key inclusion criteria

The fertilized embryo of 20-44 years old

Key exclusion criteria

The non fertilized embryo

Target sample size

800


Research contact person

Name of lead principal investigator

1st name Masato
Middle name
Last name Kobanawa

Organization

Kobanawa Clinic

Division name

Gynecology

Zip code

311-3435

Address

169-3 Tagiya,Omitama-shi,Ibaraki,Japan

TEL

0299-58-3185

Email

masato.kobanawa@gmail.com


Public contact

Name of contact person

1st name Masato
Middle name
Last name Kobanawa

Organization

Kobanawa Clinic

Division name

Gynecology

Zip code

311-3435

Address

169-3 Tagiya,Omitama-shi,Ibaraki,Japan

TEL

0299-58-3185

Homepage URL


Email

masato.kobanawa@gmail.com


Sponsor or person

Institute

Kobanawa Clinic

Institute

Department

Personal name



Funding Source

Organization

Kobanawa Clinic

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Ethics committee of Kobanawa Clinic

Address

169-3 Tagiya,Omitama-shi,Ibaraki,Japan

Tel

0299-58-3185

Email

kobanawa0416@gmail.com


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

2021 Year 06 Month 02 Day


Related information

URL releasing protocol


Publication of results

Partially published


Result

URL related to results and publications


Number of participants that the trial has enrolled

100

Results

The result did not accept the significant difference to a blastocyst incidence, a good blastocyst arrival rate, fertility index, and I was not able to show the superiority of CSCM-NX which was the culture fluid which reduced lactic acid, but the results that were equal to CSCM were provided.
(It was disclosed at the 65th Japan reproduction medical society arts and sciences lecture, general meeting)

Results date posted

2021 Year 06 Month 01 Day

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

Main results already published

Date of protocol fixation

2019 Year 12 Month 01 Day

Date of IRB

2019 Year 12 Month 20 Day

Anticipated trial start date

2020 Year 01 Month 01 Day

Last follow-up date

2020 Year 09 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2021 Year 06 Month 01 Day

Last modified on

2021 Year 06 Month 01 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000050717


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name