UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000040225
Receipt number R000045879
Scientific Title Detection of traveling wave velocity modulation using Chirp evoked brainstem response
Date of disclosure of the study information 2020/07/01
Last modified on 2024/04/26 09:27:53

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Basic information

Public title

Detection of traveling wave velocity modulation using Chirp evoked brainstem response

Acronym

Detection of traveling wave velocity modulation

Scientific Title

Detection of traveling wave velocity modulation using Chirp evoked brainstem response

Scientific Title:Acronym

Detection of traveling wave velocity modulation

Region

Japan


Condition

Condition

sudden sensorineural hearing loss

Classification by specialty

Oto-rhino-laryngology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To measure the abnormal travelling wave using auditory brain stem response evoked by Chirp

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

The amplitude and the latency of wave V evoked by the Chirp and click

Key secondary outcomes



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

90 years-old >

Gender

Male and Female

Key inclusion criteria

1) Acute onset hearing disturbance
2) Hearing threshold higher than 30 dB in 3 frequencies, or the total thresholds in 0.125kHz, 0.25kHz, 0.5kHz is larger than 70dB
3) Total thresholds in 0.5, 1, 2kHz is smaller than 210dB
4) No cranial nerve symptoms other than CN VIII
5) Who agreed with the protocol

Key exclusion criteria

1) Who do not agreed with the protocol
2) Who cannot stay rest > 30 min
3) Who has abnormal ear drum
4) Functional or retrocochlear hearing loss
5) Who may be pregnatn
6) Whoc received electrical device implantation

Target sample size

80


Research contact person

Name of lead principal investigator

1st name Harukazu
Middle name
Last name Hiraumi

Organization

Iwate medical univeristy

Division name

Otolaryngology

Zip code

0283695

Address

2-1-1, Idai doori, Yahaba City, Shiwa, Iwate, Japan

TEL

0196137111

Email

hhiraumi@iwate-med.ac.jp


Public contact

Name of contact person

1st name Harukazu
Middle name
Last name Hiraumi

Organization

Iwate Medical University

Division name

Otolaryngology

Zip code

0283695

Address

2-1-1, Idai doori, Yahaba City, Shiwa, Iwate, Japan

TEL

0196137111

Homepage URL


Email

hhiraumi@iwate-med.ac.jp


Sponsor or person

Institute

Iwate Medical 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

Iwate Medical University

Address

2-1-1, Idai doori, Yahaba City, Shiwa, Iwate, Japan

Tel

0196137111

Email

hhiraumi@iwate-med.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 07 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

2020 Year 04 Month 23 Day

Date of IRB

2021 Year 11 Month 24 Day

Anticipated trial start date

2020 Year 07 Month 01 Day

Last follow-up date

2022 Year 04 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

Evaluate the latency and the amplitude of Chirp-evoked brainstem response. The results are analyzed using ANOVA (Chirp vs click, hydrops group vs non-hydrops group vs normal hearing group)


Management information

Registered date

2020 Year 04 Month 23 Day

Last modified on

2024 Year 04 Month 26 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000045879


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name