UMIN-CTR Clinical Trial

Basic information
Public title	Improvement of visibility in dacryoendoscopic image using Adaptive Dtail Enhancement Filter argorithm
Acronym	Improvement of visibility in dacryoendoscopic image
Scientific Title	Improvement of visibility in dacryoendoscopic image using Adaptive Dtail Enhancement Filter argorithm
Scientific Title:Acronym	Improvement of visibility in dacryoendoscopic image
Region	Japan

Condition
Condition	Lacrimal passage obstruction
Classification by specialty	Ophthalmology
Classification by malignancy	Others
Genomic information	NO

Objectives
Narrative objectives1	To investigate improvement of visibility in dacryoendoscopic image using Adaptive Detail Enhancement Filter argorithm
Basic objectives2	Efficacy
Basic objectives -Others
Trial characteristics_1
Trial characteristics_2
Developmental phase

Assessment
Primary outcomes	visibility score
Key secondary outcomes

Base
Study type	Observational

Study design
Basic design
Randomization
Randomization unit
Blinding
Control
Stratification
Dynamic allocation
Institution consideration
Blocking
Concealment

Intervention
No. of arms
Purpose of intervention
Type of intervention
Interventions/Control_1
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	80 years-old >=
Gender	Male and Female
Key inclusion criteria	Voluntarily select images with well visible duct lumen.
Key exclusion criteria	Images with invisible duct lumen were excluded.
Target sample size	20

Research contact person
Name of lead principal investigator	1st name Sujin Middle name Last name Hoshi
Organization	University of Tsukuba
Division name	Faculty of Medicine
Zip code	305-8575
Address	1-1-1 Tennoudai, Tsukuba, Ibaraki
TEL	0298533148
Email	hoshisujin@md.tsukuba.ac.jp

Public contact
Name of contact person	1st name Sujin Middle name Last name Hoshi
Organization	University of Tsukuba
Division name	Faculty of Medicine
Zip code	305-8575
Address	1-1-1 Tennoudai, Tsukuba, Ibaraki
TEL	0298533148
Homepage URL
Email	hoshisujin@md.tsukuba.ac.jp

Sponsor
Institute	University of Tsukuba
Institute
Department

Funding Source
Organization	University of Tsukuba
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	University of Tsukuba
Address	1-1-1 Tennoudai, Tsukuba, Ibaraki
Tel	0298533148
Email	hoshisujin@md.tsukuba.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	2021 Year 09 Month 15 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	2021 Year 09 Month 15 Day
Date of IRB
Anticipated trial start date	2021 Year 09 Month 15 Day
Last follow-up date	2022 Year 03 Month 31 Day
Date of closure to data entry
Date trial data considered complete
Date analysis concluded

Other
Other related information	This observational study is conducted to investigate improvement in visibility of dacryoendoscopic images using Adaptive Detail Enhancement Filter argorithm.

Management information
Registered date	2021 Year 07 Month 05 Day
Last modified on	2021 Year 07 Month 05 Day

Link to view the page
URL(English)	https://upload.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000051097