UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000055399
Receipt number R000063315
Scientific Title Investigation of antimicrobial effects and oral cleanliness maintenance effects of dentures by the denture coating agent with cross-over test
Date of disclosure of the study information 2024/09/03
Last modified on 2025/04/25 08:28:47

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Basic information

Public title

Investigation of antimicrobial effects and oral cleanliness maintenance effects of dentures by the denture coating agent

Acronym

Effects of oral cleanliness maintenance by the denture coating

Scientific Title

Investigation of antimicrobial effects and oral cleanliness maintenance effects of dentures by the denture coating agent with cross-over test

Scientific Title:Acronym

Effects of oral cleanliness maintenance by the denture coating: a cross-over test

Region

Japan


Condition

Condition

oral biofilm infection, oral candidasis

Classification by specialty

Dental medicine

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The purpose of this study is to clarify the antimicrobial effect of denture coatings, as well as the secondary oral hygiene maintenance effect, by investigating changes before and after the use of denture coatings in the amount of plaque adhered to dentures and the amount of bacteria and fungi in denture adhered plaque and tongue coating.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Reduction of oral bacterial and oral Candida counts by application of coating to dentures.

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Cross-over

Randomization

Randomized

Randomization unit

Individual

Blinding

Single blind -participants are blinded

Control

Placebo

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Prevention

Type of intervention

Other

Interventions/Control_1

Without denture coating to with denture coating

Interventions/Control_2

With denture coating to without denture coating

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

65 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

(1) Elderly nursing home residents and denture wearers
(2) Patients who fully understand this research plan and are able to give their consent (and that of their surrogate).
(3) Patients who are 65 years of age or older at the time consent is obtained (elderly persons requiring long-term care)
(4) Patients who are under regular oral hygiene management (oral hygiene management once a month)

Key exclusion criteria

(1) Patients whose consent could not be obtained
(2) Other patients whom the investigator deems inappropriate as research subjects
(3) Patients undergoing dental treatment (caries, denture fabrication, etc)

Target sample size

30


Research contact person

Name of lead principal investigator

1st name Hiromitsu
Middle name
Last name Morita

Organization

Fukuoka Dental College

Division name

Section of Dentistry for the Disabled, Department of Oral Growth and Development

Zip code

8140193

Address

2-15-1 Tamura, Sawara-ku, Fukuoka

TEL

0928010425

Email

morita@fdcnet.ac.jp


Public contact

Name of contact person

1st name Hiromitsu
Middle name
Last name Morita

Organization

Fukuoka Dental College

Division name

Section of Dentistry for the Disabled, Department of Oral Growth and Development

Zip code

8140193

Address

2-15-1 Tamura, Sawara-ku, Fukuoka

TEL

0928010425

Homepage URL


Email

morita@fdcnet.ac.jp


Sponsor or person

Institute

Fukuoka Dental College

Institute

Department

Personal name



Funding Source

Organization

Fukuoka Dental College

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

Fukuoka Dental College

Address

2-15-1 Tamura, Sawara-ku, Fukuoka

Tel

0928010425

Email

shomu@fdcnet.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

2024 Year 09 Month 03 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

No longer recruiting

Date of protocol fixation

2024 Year 09 Month 02 Day

Date of IRB

2024 Year 06 Month 25 Day

Anticipated trial start date

2024 Year 09 Month 03 Day

Last follow-up date

2025 Year 03 Month 31 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 09 Month 02 Day

Last modified on

2025 Year 04 Month 25 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000063315