UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000062750
Receipt number R000071843
Scientific Title Monitoring Study on the Improvement of Fingertip Condition and Quality of Life through Yubisaki (Fingertip) Care using Atmospheric-Pressure Low-Temperature Plasma Device and a Specialized Serum.
Date of disclosure of the study information 2026/09/02
Last modified on 2026/08/31 16:33:16

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Basic information

Public title

Monitoring Study on Yubisaki (Fingertip) Care using Atmospheric-Pressure Low-Temperature Plasma Device and a Specialized Serum.

Acronym

Monitoring Study on Yubisaki (Fingertip) Care using Atmospheric-Pressure Low-Temperature Plasma Device and a Specialized Serum.

Scientific Title

Monitoring Study on the Improvement of Fingertip Condition and Quality of Life through Yubisaki (Fingertip) Care using Atmospheric-Pressure Low-Temperature Plasma Device and a Specialized Serum.

Scientific Title:Acronym

Monitoring Study on the Improvement of Fingertip Condition and Quality of Life through Yubisaki (Fingertip) Care using Atmospheric-Pressure Low-Temperature Plasma Device and a Specialized Serum.

Region

Japan


Condition

Condition

Adult

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

This study aims to evaluate the effectiveness and practical value of Yubisaki Care, a unique fingertip care method developed by our company that combines a proprietary atmospheric-pressure low-temperature plasma device, Plastas+, with a specialized serum. The study will comprehensively assess its effects on fingertip condition and quality of life (QOL) in the general population.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Trans Epidermal Water Loss (TEWL), fingertip skin temperature, and visual appearance score.

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

Prevention

Type of intervention

Device,equipment

Interventions/Control_1

10-Week Twice-Daily Self-Care, Daily Journaling, and Biweekly Plasma and Serum Application with Loose Cuticle Removal.

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

40 years-old <=

Age-upper limit

75 years-old >=

Gender

Male and Female

Key inclusion criteria

1. Subjects aged 40 to 75 as of September 1, 2026.
2. Individuals who are interested in improving and caring for their fingertips and who are aware of one or more mild fingertip-related concerns, such as dryness, vertical nail ridges, splitting nails, rough nail surfaces, nail depressions, or discomfort.
3. Individuals who either refrain from using other nail care products (e.g., nail oils, nail polish, gel nails, or other medical treatments) and hand care products during the study period.
4. Individuals who are able to consistently perform the specified daily self-care regimen (including application of the Specialized Serum and hand cream) throughout the study period.
5. Individuals who are able to accurately record their daily self-care activities, physical condition, and lifestyle habits using a daily journal (paper-based diary).
6. Individuals who have received a sufficient explanation of the purpose and procedures of this study, have understood the information provided, and voluntarily agree to participate by providing written informed consent.

Key exclusion criteria

1. Individuals with severe cardiovascular, hepatic, renal, respiratory, endocrine, or metabolic disorders, or a history of such conditions.
2. Individuals with a fasting blood glucose level of 126 mg/dL or higher, or an HbA1c level of 6.5% or higher.
3. Individuals currently receiving treatment for gastrointestinal diseases or with a history of gastrointestinal surgery.
4. Individuals with known allergies to any of the ingredients contained in the study product(s).
5. Individuals who routinely use pharmaceuticals or quasi-drugs that may affect blood glucose levels, including vasoconstrictive agents and licorice-containing preparations.
6. Individuals planning to make significant changes to their lifestyle habits (including diet, sleep, and exercise) during the study period.
7. Current smokers.
8. Heavy alcohol consumers (equivalent to 60 g or more of pure alcohol per day).
9. Individuals with irregular lifestyle patterns, such as those engaged in shift work or night work.
10. Individuals who are pregnant, breastfeeding, planning to become pregnant during the study period.
11. Individuals who have participated in another clinical study within the past three months or who are currently participating in another clinical study.
12. Individuals deemed unsuitable for participation by the Principal Investigator.

Target sample size

50


Research contact person

Name of lead principal investigator

1st name So
Middle name
Last name Natsui

Organization

SUNLINE CO. Ltd.

Division name

Plastas Division, Sales Department

Zip code

753-0086

Address

1600-21,Kuga-chou,Iwakuni City

TEL

0827-82-6761

Email

plastas@sunline.co.jp


Public contact

Name of contact person

1st name So
Middle name
Last name Natsui

Organization

SUNLINE CO. Ltd.

Division name

Plastas Division, Sales Department

Zip code

753-0086

Address

1600-21,Kuga-chou,Iwakuni City

TEL

0827-82-6761

Homepage URL


Email

plastas@sunline.co.jp


Sponsor or person

Institute

SUNLINE CO. Ltd.

Institute

Department

Personal name



Funding Source

Organization

SUNLINE CO. Ltd.

Organization

Division

Category of Funding Organization

Profit organization

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Shiba Palace Clinic Ethics Review Committee

Address

DaiwaA Hamamatsucho Bldg. 6F, 1-9-10, Hamamatsucho, Minato-ku

Tel

03-5408-1599

Email

shiba_palace@s-palace-clinic.com


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

2026 Year 09 Month 02 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

Preinitiation

Date of protocol fixation

2026 Year 07 Month 28 Day

Date of IRB


Anticipated trial start date

2026 Year 09 Month 24 Day

Last follow-up date

2026 Year 12 Month 29 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2026 Year 08 Month 31 Day

Last modified on

2026 Year 08 Month 31 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000071843