UMIN-CTR Clinical Trial
| Unique ID issued by UMIN | UMIN000043626 |
|---|---|
| Receipt number | R000049810 |
| Scientific Title | Clinical investigation of diffractive multifocal intraocular lenses |
| Date of disclosure of the study information | 2021/03/16 |
| Last modified on | 2025/03/19 11:57:45 |
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Basic information
Public title
Clinical investigation of diffractive multifocal intraocular lenses
Acronym
Clinical investigation of diffractive multifocal intraocular lenses
Scientific Title
Clinical investigation of diffractive multifocal intraocular lenses
Scientific Title:Acronym
Clinical investigation of diffractive multifocal intraocular lenses
Region
| Japan |
Condition
Condition
cataract
Classification by specialty
| Ophthalmology |
Classification by malignancy
Others
Genomic information
NO
Objectives
Narrative objectives1
To evaluate the visual function of diffractive multifocal intraocular lenses
Basic objectives2
Safety,Efficacy
Basic objectives -Others
Trial characteristics_1
Trial characteristics_2
Developmental phase
Assessment
Primary outcomes
visual acuity
Key secondary outcomes
contrast sensitivity, dysphotopsia, patient questionnaire
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
Treatment
Type of intervention
| Device,equipment |
Interventions/Control_1
Cases of poor post-opetative corrected visual acuity
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
| Not applicable |
Age-upper limit
| Not applicable |
Gender
Male and Female
Key inclusion criteria
Cases with cataract
Key exclusion criteria
Except the cases with gloucoma, retinal disease, systemic disease, etc
Target sample size
20
Research contact person
Name of lead principal investigator
| 1st name | Kenichiro |
| Middle name | |
| Last name | Yamazaki |
Organization
Omiya Nanasato Eye Institute
Division name
Department of ophthalmology
Zip code
3300017
Address
678-1, Futtono, Minuma Ward, Saitama City, Saitama Prefecture
TEL
0486867000
karamawari@msn.com
Public contact
Name of contact person
| 1st name | Kenichiro |
| Middle name | |
| Last name | Yamazaki |
Organization
Omiya Nanasato Eye Institute
Division name
Department of ophthalmology
Zip code
3370017
Address
678-1, Futtono, Minuma Ward, Saitama City, Saitama Prefecture
TEL
0486867000
Homepage URL
karamawari@msn.com
Sponsor or person
Institute
Omiya Nanasato Eye Institute
Institute
Department
Personal name
Funding Source
Organization
Omiya Nanasato Eye Institute
Organization
Division
Category of Funding Organization
Self funding
Nationality of Funding Organization
Other related organizations
Co-sponsor
Name of secondary funder(s)
IRB Contact (For public release)
Organization
Omiya Nanasato Eye Institute
Address
678-1, Futtono, Minuma Ward, Saitama City, Saitama Prefecture
Tel
0486867000
karamawari@msn.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
| 2021 | Year | 03 | Month | 16 | 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
| Delay expected |
Results Delay Reason
To analyze data
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
Open public recruiting
Date of protocol fixation
| 2020 | Year | 10 | Month | 01 | Day |
Date of IRB
| 2020 | Year | 09 | Month | 01 | Day |
Anticipated trial start date
| 2020 | Year | 10 | Month | 01 | Day |
Last follow-up date
| 2022 | Year | 10 | Month | 01 | Day |
Date of closure to data entry
Date trial data considered complete
Date analysis concluded
Other
Other related information
Management information
Registered date
| 2021 | Year | 03 | Month | 16 | Day |
Last modified on
| 2025 | Year | 03 | Month | 19 | Day |
Link to view the page
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000049810
