Completed

Research on Effectiveness of Nanoone Woman Underwear Using in the Management of Dysmenorrhea

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What is being tested

Nanoone Woman Underwear

Device
Who is being recruted

Dysmenorrhea+5

+ Menstruation Disturbances

+ Neurologic Manifestations

From 13 to 40 Years
See all eligibility criteria
How is the trial designed

Services Research Study

Interventional
Study Start: October 2011
See protocol details

Summary

Principal SponsorChen Yi Enterprise, Co., Ltd.
Last updated: January 27, 2026
Sourced from a government-validated database.Claim as a partner

Study start date: October 1, 2011

Actual date on which the first participant was enrolled.

The severity of dysmenorrhea pain experienced by subjects will be evaluated on a VAS, ranging from zero (no pain) to ten (very severe pain). Subjects will be asked to use the VAS scoring system to record, on a provided sheet, their experienced menstrual pain level daily during menstrual bleeding for a total of three consecutive menstrual cycles.

Official TitleResearch on Effectiveness of Nanoone Woman Underwear Using in the Management of Dysmenorrhea
Principal SponsorChen Yi Enterprise, Co., Ltd.
Last updated: January 27, 2026
Sourced from a government-validated database.Claim as a partner

Protocol

This section provides details of the study plan, including how the study is designed and what the study is measuring.
Design Details

44 patients to be enrolled

Total number of participants that the clinical trial aims to recruit.

Services Research Study

These studies look at how healthcare is delivered, managed, and organized. They aim to improve care quality, patient experience, and access to treatment.



Eligibility

Researchers look for people who fit a certain description, called eligibility criteria: person's general health condition or prior treatments.
Conditions
Criteria

Female

Biological sex of participants that are eligible to enroll.

From 13 to 40 Years

Range of ages for which participants are eligible to join.

Healthy volunteers not allowed

If individuals who are healthy and do not have the condition being studied can participate.

Conditions

Pathology

DysmenorrheaMenstruation DisturbancesNeurologic ManifestationsPainPathologic ProcessesSigns and SymptomsPathological Conditions, Signs and SymptomsPelvic Pain

Criteria

Inclusion Criteria: 1. Females aged below 40 years old. 2. Screened by inquiry and diagnosed as primary dysmenorrhea by gynaecologist with pelvic ultrasonography. 3. Female subject who is: * using adequate contraception since last menstruation and no plan for conception during the study. * non-lactating. * has negative pregnancy test (urine) within 14 days prior to the study. 4. Informed consent form signed. Exclusion Criteria: 1. Sensitivity to study product. 2. Patient has been diagnosed with secondary dysmenorrhea (defined as identifiable pelvic pathology). 3. Patient has clinically significant physical disability or abnormal findings on physical examination or laboratory testing judged by the investigator or co-investigator. 4. Participation of any clinical investigation during the last 30 days.

Study Plan

Find out more about all the medication administered in this study, their detailed description and what they involve.
Treatment Groups
Study Objectives

One single intervention group is designated in this study

This study does not include a placebo group 

Treatment Groups

Group I

Experimental
"Nanoone" negative ion of textiles, which is health material specifically designed for human body, in short distance and long time to produce negative ion, the human body really needed, it can neutralize free radical in the human body.

Study Objectives

Primary Objectives

Study Centers

These are the hospitals, clinics, or research facilities where the trial is being conducted. You can find the location closest to you and its status.

This study has 1 location

Suspended

PingTung Christian Hospital

Pingtung City, TaiwanOpen PingTung Christian Hospital in Google Maps
CompletedOne Study Center