UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000002482
Receipt number R000003032
Scientific Title Investigation on permeability of the round window and size of the membranous labyrinth with use of intratympanic gadolinium administration
Date of disclosure of the study information 2009/09/11
Last modified on 2009/09/11 15:11:07

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Basic information

Public title

Investigation on permeability of the round window and size of the membranous labyrinth with use of intratympanic gadolinium administration

Acronym

Magnetic resonance imaging after intratympanic gadolinium administration

Scientific Title

Investigation on permeability of the round window and size of the membranous labyrinth with use of intratympanic gadolinium administration

Scientific Title:Acronym

Magnetic resonance imaging after intratympanic gadolinium administration

Region

Japan


Condition

Condition

Hearing loss or vertigo due to inner ear diseases

Classification by specialty

Oto-rhino-laryngology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To visualize endolymphatic hydrops and evaluate the degree of the hydrops. Recently intratympanic drug administration therapy has been used for the treatment of various inner ear diseases. Another purpose of this study is to investigate the permeability of the round window membrane.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Presence or absence of the endolymphatic hydrops
Degree of the endolymphatic hydrops
Permeability of the round window membrane
Adverse effect

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Uncontrolled

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Diagnosis

Type of intervention

Medicine Maneuver

Interventions/Control_1

Intratympanic gadolinium administration through the tympanic membrane

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


Not applicable

Gender

Male and Female

Key inclusion criteria

Patients with intractable sudden deafness before intratympanic steroid injection.
Patients with suspected Meniere's disease.
Patients with intractable Meniere's disease before intratympanic gentamicin therapy.

Key exclusion criteria

Patients with otitis media.

Target sample size

175


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Tsutomu Nakashima

Organization

Nagoya University School of Medicine

Division name

Department of Otorhinolaryngology

Zip code


Address

65, Tsurumai-cho, Showa-ku, Nagoya

TEL

052-744-2323

Email



Public contact

Name of contact person

1st name
Middle name
Last name

Organization

Nagoya University School of Medicine

Division name

Department of Otorhinolaryngology

Zip code


Address


TEL

052-744-2323

Homepage URL


Email



Sponsor or person

Institute

Department of Otorhinolaryngology
Nagoya University School of Medicine

Institute

Department

Personal name



Funding Source

Organization

Research Grants from the Ministry of Health, Labour and Welfare in Japan (Researches on Sensory and Communicative Disorders)

Organization

Division

Category of Funding Organization

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

2009 Year 09 Month 11 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


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

2006 Year 05 Month 12 Day

Date of IRB


Anticipated trial start date

2006 Year 05 Month 01 Day

Last follow-up date

2013 Year 03 Month 01 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2009 Year 09 Month 11 Day

Last modified on

2009 Year 09 Month 11 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000003032


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name