UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000057841
Receipt number R000066122
Scientific Title Finger Temperature VALidation Study Using a Wearable Ring Device (FiT-VAL Study)
Date of disclosure of the study information 2025/07/01
Last modified on 2025/05/12 20:56:49

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Basic information

Public title

Validation Study of Finger Temperature Measurement Using a Finger Temperature Monitoring Device

Acronym

A study to evaluate the accuracy of a device that measures finger temperature

Scientific Title

Finger Temperature VALidation Study Using a Wearable Ring Device (FiT-VAL Study)

Scientific Title:Acronym

FiT-VAL Study

Region

Japan


Condition

Condition

Healthy adults

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

This study aims to validate the accuracy of finger temperature measurements using a wearable finger temperature device in humans. In addition, the study also evaluates the validity of temperature measurements under varying ambient temperature conditions.

Basic objectives2

Others

Basic objectives -Others

Validation of Temperature Measurement Accuracy of a Finger Temperature Monitoring Device

Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Correlation, agreement, and temporal trends between finger temperature measured by thermography and that measured by the finger temperature monitoring device

Key secondary outcomes

1. Correlation, agreement, and temporal trends between finger temperature measured by thermography and that measured by the finger temperature monitoring device, analyzed by individual, sex, and ambient room temperature.
2. Safety and tolerability (based on questionnaire responses).


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

Device,equipment

Interventions/Control_1

Participants will wear a finger temperature measurement device and alternate every 40 minutes between rooms maintained at 25 and 15 degrees Celsius. Finger temperature will be measured throughout. A total of 120 minutes will be spent in the 25 degrees Celsius room, and 80 minutes in the 15 degrees Celsius room.

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

50 years-old >=

Gender

Male and Female

Key inclusion criteria

(1) Healthy Japanese males and females aged between 20 and 50 years at the time of obtaining informed consent
(2) Individuals with a BMI between 18.5 and 30
(3) Individuals who have sufficient decision-making capacity, received a full explanation of the study objectives and procedures, fully understood the contents, voluntarily agreed to participate, and provided written informed consent

Key exclusion criteria

1. Individuals currently undergoing pharmacological treatment for any disease
2. Individuals with a history of, or currently being treated for, serious diseases such as diabetes, kidney disease, liver disease, heart disease, thyroid disorders, adrenal disorders, or other metabolic diseases
3. Individuals with a history of, or currently diagnosed with, autoimmune diseases such as collagen disease or rheumatoid arthritis
4. Individuals with chronic diseases who are regularly taking medications
5. Individuals with known allergies to metals or resins
6. Individuals with implanted metallic medical devices such as pacemakers
7. Individuals with visible inflammation, trauma, or dermatological conditions (e.g., erythema, erosion, contact dermatitis) on the skin of the left hand (dorsum and palm)
8. Individuals with visible deformity, edema, or limited range of motion in the left ring finger
9. Individuals who have donated more than 200 mL of blood in the past month or more than 400 mL within the past three months
10. Individuals who are aware of having anemia in daily life
11. Individuals who are aware of cold sensitivity (poor peripheral circulation) in the hands or feet
12. Individuals with a history or current condition of drug or alcohol dependence
13. Individuals who experience any symptoms (e.g., headaches, rhinitis, urticaria) in response to temperature changes such as cold-induced urticaria or temperature-sensitive allergies
14. Pregnant or lactating women, or those who may be pregnant
15. Individuals who are unable to remove rings or other accessories from their hands on the day of the study
16. Individuals currently participating in another clinical trial, or who have participated in another clinical trial within the past 3 months
17. Any other individuals deemed unsuitable for participation in the study by the principal investigator

Target sample size

6


Research contact person

Name of lead principal investigator

1st name Machiko
Middle name
Last name Nishioka

Organization

KOBAYASHI Pharmaceutical Co., Ltd.

Division name

Life Science Research Department R&D Headquarters

Zip code

567-0057

Address

1-30-3, Toyokawa, Ibaraki-city, Osaka 567-0057 Japan

TEL

072-640-0121

Email

m.nishioka@kobayashi.co.jp


Public contact

Name of contact person

1st name Shota
Middle name
Last name Kajiyama

Organization

KOBAYASHI Pharmaceutical Co., Ltd.

Division name

Life Science Research Department R&D Headquarters

Zip code

567-0057

Address

1-30-3, Toyokawa, Ibaraki-city, Osaka 567-0057 Japan

TEL

072-640-0121

Homepage URL


Email

s.kajiyama@kobayashi.co.jp


Sponsor or person

Institute

KOBAYASHI Pharmaceutical Co., Ltd.

Institute

Department

Personal name



Funding Source

Organization

KOBAYASHI Pharmaceutical 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

Brain Care Clinic Ethics Review Committee.

Address

Hakutyo Build. 2F,2-1-2 Shinjuku,Shinjuku-ku,Tokyo

Tel

03-4405-1899

Email

ethics_board@drc-web.co.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

ユニチカガーメンテック株式会社


Other administrative information

Date of disclosure of the study information

2025 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

Preinitiation

Date of protocol fixation

2025 Year 04 Month 24 Day

Date of IRB

2025 Year 04 Month 24 Day

Anticipated trial start date

2025 Year 05 Month 12 Day

Last follow-up date

2025 Year 05 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

2025 Year 05 Month 12 Day

Last modified on

2025 Year 05 Month 12 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000066122