UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000054208
Receipt number R000061848
Scientific Title Development of a new method to recovery positional nystagmus in posterior semicircular canal type benign paroxysmal positional vertigo that disappeared due to benign paroxysmal positional vertigo fatigue
Date of disclosure of the study information 2024/04/20
Last modified on 2024/04/28 18:02:42

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Basic information

Public title

Development of a new method to recovery positional nystagmus in benign paroxysmal positional vertigo that disappeared due to benign paroxysmal positional vertigo fatigue

Acronym

Development of a new method to recovery positional nystagmus in benign paroxysmal positional vertigo

Scientific Title

Development of a new method to recovery positional nystagmus in posterior semicircular canal type benign paroxysmal positional vertigo that disappeared due to benign paroxysmal positional vertigo fatigue

Scientific Title:Acronym

Development of a new method to recovery benign paroxysmal positional nystagmus that disappeared due to BPPV fatigue

Region

Japan


Condition

Condition

Posterior canal type of benign paroxysmal positional vertigo

Classification by specialty

Oto-rhino-laryngology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

Posterior canal type of benign paroxysmal positional vertigo (BPPV) has a characteristic called BPPV fatigue in which when strong vertigo occurs, vertigo positional nystagmus are not induced for a while. The purpose of this study is to develop a method to eliminate the effects of BPPV fatigue.

Basic objectives2

Safety

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2

Pragmatic

Developmental phase

Not applicable


Assessment

Primary outcomes

The ratio of maximum slow phase eye velocity (MSPEV) of positional nystagmus when third Dix-Hallpike test against MSPEV of positional nystagmus when first Dix-Hallpike test

Key secondary outcomes

The values of all maximum slow phase eye velocity of positional nystagmus when first, second and third Dix-Hallpike tests


Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Self control

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Prevention

Type of intervention

Maneuver

Interventions/Control_1

After confirming that BPPV fatigue has occurred in the second Dix-Hallpike test, in a sitting position, bend the head forward approximately 90 degrees and rotate it toward the affected side in 20 patients. In the other 10 patients, soon after confirming that BPPV fatigue has occurred in the second Dix-Hallpike test, the third Dix-Hallpike test will be performed.

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

95 years-old >

Gender

Male and Female

Key inclusion criteria

A case in which positional nystagmus typical of posterior canal type of benign paroxysmal positional vertigo is observed during the Dix-Hallpike test on the affected side.

Key exclusion criteria

Patients who have a disease in the neck or lumbar region and cannot undergo a Dix-Hallpike test

Pregnant woman

Other patients whose attending physician has determined that it is inappropriate to participate in this study

Target sample size

30


Research contact person

Name of lead principal investigator

1st name Takao
Middle name
Last name Imai

Organization

Bell Land General Hospital

Division name

Otorhinolaryngology - Head and Neck Surgery

Zip code

599-8247

Address

500-3, Higashi-yama, Naka-ku, Sakai-shi, Osaka, Japan

TEL

+81-72-234-2001

Email

imaitakao@hotmail.com


Public contact

Name of contact person

1st name Takao
Middle name
Last name Imai

Organization

Bell Land General Hospital

Division name

Clinical Research Review Board

Zip code

599-8247

Address

500-3 Higashi-yama, Naka-ku, Sakai-shi, Osaka, Japan

TEL

+81-72-234-2001

Homepage URL


Email

irb@bh.seichokai.or.jp


Sponsor or person

Institute

Bell land General Hospital

Institute

Department

Personal name



Funding Source

Organization

KAKENHI Grant

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Bell Land General Hospital

Address

500-3 Higashi-yama, Naka-ku, Sakai-shi, Osaka, Japan

Tel

+81-72-234-2001

Email

irb@bh.seichokai.or.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

2024 Year 04 Month 20 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

2024 Year 04 Month 18 Day

Date of IRB

2024 Year 04 Month 18 Day

Anticipated trial start date

2024 Year 04 Month 19 Day

Last follow-up date

2024 Year 11 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

2024 Year 04 Month 20 Day

Last modified on

2024 Year 04 Month 28 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000061848


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name