UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000041287
Receipt number R000046187
Scientific Title Comparison of Phakic Intraocular Lens Vault Using Conventional Nomogram and Predicting Formulas
Date of disclosure of the study information 2020/09/10
Last modified on 2021/02/04 08:34:36

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Basic information

Public title

Comparison of Phakic Intraocular Lens Vault Using Conventional Nomogram and Predicting Formulas

Acronym

Comparison of Phakic Intraocular Lens Vault Using Conventional Nomogram and Predicting Formulas

Scientific Title

Comparison of Phakic Intraocular Lens Vault Using Conventional Nomogram and Predicting Formulas

Scientific Title:Acronym

Comparison of Phakic Intraocular Lens Vault Using Conventional Nomogram and Predicting Formulas

Region

Japan


Condition

Condition

refractive error

Classification by specialty

Ophthalmology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To compare the achieved vault using the manufacturer's nomogram,and the predicted vault using the currently available predicting formulas,after posterior chamber phakic intraocular lens (Visian ICL) implantation.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

At 3 months postoperatively, we quantitatively measured the actual vault, and compared it with the predicted vault at NK and KS formulas.

Key secondary outcomes

We examine the matching rate of the optimal size of OCOS,Nk formula,KS formula.


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

45 years-old >=

Gender

Male and Female

Key inclusion criteria

Cases without ophthalmological diseases other than refractive error

Key exclusion criteria

Cases with ophthalmological diseases other than refractive error

Target sample size

100


Research contact person

Name of lead principal investigator

1st name kazutaka
Middle name
Last name kamiya

Organization

Kitasato University

Division name

School of Allied Health Sciences

Zip code

2520375

Address

1-15-1 Kitasato, Minami, Sagamihara, Kanagawa

TEL

042-778-8111

Email

kamiyak-tky@umin.ac.jp


Public contact

Name of contact person

1st name wakako
Middle name
Last name ando

Organization

Kitasato University Hospital

Division name

Ophthalmology

Zip code

2520375

Address

1-15-1 Kitasato, Minami, Sagamihara, Kanagawa

TEL

042-778-8111

Homepage URL


Email

wakako@kitasato-u.ac.jp


Sponsor or person

Institute

Kitasato University Hospital

Institute

Department

Personal name



Funding Source

Organization

none

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

Kitasato University Hospital

Address

1-15-1 Kitasato, Minami, Sagamihara, Kanagawa

Tel

042-778-8273

Email

rinrib@med.kitasato-u.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

2020 Year 09 Month 10 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

100

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

2017 Year 10 Month 01 Day

Date of IRB

2020 Year 07 Month 31 Day

Anticipated trial start date

2017 Year 10 Month 01 Day

Last follow-up date

2020 Year 04 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

Observational study (case-control study).
The subject was a patient who underwent ICL insertion surgery at our hospital from October 1, 2017 to April 30, 2020.
Evaluation items are ophthalmological examination values (vault value, visual acuity, subjective refractive power, intraocular pressure) and medical information.


Management information

Registered date

2020 Year 08 Month 03 Day

Last modified on

2021 Year 02 Month 04 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000046187


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name