UMIN-CTR Clinical Trial
| Unique ID issued by UMIN | UMIN000020259 |
|---|---|
| Receipt number | R000023391 |
| Scientific Title | the evaluation of cataract surgery using dull tip |
| Date of disclosure of the study information | 2016/01/15 |
| Last modified on | 2025/12/24 11:31:16 |
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Basic information
Public title
the evaluation of cataract surgery using dull tip
Acronym
cataract surgery with Dewey tip
Scientific Title
the evaluation of cataract surgery using dull tip
Scientific Title:Acronym
cataract surgery with Dewey tip
Region
| Japan |
Condition
Condition
cataract
Classification by specialty
| Ophthalmology |
Classification by malignancy
Others
Genomic information
NO
Objectives
Narrative objectives1
Using dull tip during phacoemulsification, we evaluate the efficacy of lens cortical removal.
Basic objectives2
Efficacy
Basic objectives -Others
Trial characteristics_1
Trial characteristics_2
Developmental phase
Assessment
Primary outcomes
The time of lens remova
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
Treatment
Type of intervention
| Device,equipment |
Interventions/Control_1
We utilize the Dewey tip one time during cataract surgery
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
| Not applicable |
Gender
Male and Female
Key inclusion criteria
the patients with cataract
Key exclusion criteria
none
Target sample size
200
Research contact person
Name of lead principal investigator
| 1st name | |
| Middle name | |
| Last name | Yoichiro Masuda |
Organization
Jikei Katsushika Medical Center
Division name
Ophthalmology
Zip code
Address
6-41-2 Aoto Katsushika Tokyo
TEL
03-3603-2111
massuuu@gmail.com
Public contact
Name of contact person
| 1st name | |
| Middle name | |
| Last name | Yoichiro Masuda |
Organization
Jikei Katsushika Medical Center
Division name
Ophthalmology
Zip code
Address
6-41-2 Aoto Katsushika Tokyo
TEL
03-3603-2111
Homepage URL
massuuu@gmail.com
Sponsor or person
Institute
Jikei University, Shool of Medicine
Institute
Department
Personal name
Funding Source
Organization
Ophthalmology, Jikei University, school of Medicine
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
Address
Tel
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
| 2016 | Year | 01 | 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
Completed
Date of protocol fixation
| 2015 | Year | 12 | Month | 17 | Day |
Date of IRB
| 2016 | Year | 02 | Month | 08 | Day |
Anticipated trial start date
| 2016 | Year | 01 | Month | 15 | Day |
Last follow-up date
| 2017 | Year | 11 | Month | 30 | Day |
Date of closure to data entry
Date trial data considered complete
Date analysis concluded
Other
Other related information
Management information
Registered date
| 2015 | Year | 12 | Month | 17 | Day |
Last modified on
| 2025 | Year | 12 | Month | 24 | Day |
Link to view the page
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000023391
