UMIN-CTR Clinical Trial

Unique ID issued by UMIN C000000377
Receipt number R000000472
Scientific Title Treatment of varicocele: randomized prospective study on surgery.
Date of disclosure of the study information 2006/04/01
Last modified on 2007/05/17 10:03:38

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Basic information

Public title

Treatment of varicocele: randomized prospective study on surgery.

Acronym

Treatment of varicocele on surgery.

Scientific Title

Treatment of varicocele: randomized prospective study on surgery.

Scientific Title:Acronym

Treatment of varicocele on surgery.

Region

Japan


Condition

Condition

varicocele

Classification by specialty

Urology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

Study on treatment of varicocele on surgery

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Rate of natural pregnancy

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

YES

Dynamic allocation

YES

Institution consideration

Institution is not considered as adjustment factor.

Blocking

NO

Concealment

Central registration


Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Medicine Maneuver

Interventions/Control_1

operation

Interventions/Control_2

medication

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


Not applicable

Age-upper limit


Not applicable

Gender

Male

Key inclusion criteria

-Duration of infertility is more than one year and the patients have varicocele with grade II and III.
-The Partners are 35 or younger old and diagnose as fertility.
-Concentration of seminal fluid is 5 million/mL or greater and less than 20 million/mL.
-Seminal volume is 2mL or greater.
-Serum FSH level is within twice of upper limit of normal range.

Key exclusion criteria

-Patients who fathers one child.
-Patients who are thoght to be diagnosed as no indication about operations of varicocele.
-Couples who have plan to be treated artificial reproduction techniques.
-Patients who is unable to ejaculate.
-Patients who is suffering from hypogonadotropic hypogonadism and has a disorder of chromatin
-Patients who were already performed operation of varicocele or seminal tract.

Target sample size

140


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Mikio Namiki

Organization

Kanazawa University Graduate School of Medical Science

Division name

Department of Integrated Cancer Therapy and Urology

Zip code


Address

13-1 Takara Kanazawa Ishikawa

TEL

076-265-2393

Email



Public contact

Name of contact person

1st name
Middle name
Last name Mikio Namiki

Organization

Kanazawa University Graduate School of Medical Science

Division name

Department of Integrated Cancer Therapy and Urology

Zip code


Address

13-1 Takara Kanazawa Ishikawa

TEL

076-265-2393

Homepage URL


Email



Sponsor or person

Institute

The Japanese Urorogical Association
Forum of operative technique in male infertility

Institute

Department

Personal name



Funding Source

Organization

none

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


Address


Tel


Email



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

2006 Year 04 Month 01 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

Terminated

Date of protocol fixation

2005 Year 11 Month 01 Day

Date of IRB


Anticipated trial start date

2006 Year 04 Month 01 Day

Last follow-up date

2007 Year 04 Month 01 Day

Date of closure to data entry

2007 Year 04 Month 01 Day

Date trial data considered complete

2007 Year 04 Month 01 Day

Date analysis concluded

2007 Year 04 Month 01 Day


Other

Other related information



Management information

Registered date

2006 Year 03 Month 28 Day

Last modified on

2007 Year 05 Month 17 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000000472


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name