UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000017646
Receipt number R000020445
Scientific Title The effects of general anesthesia on visual pathway function in human
Date of disclosure of the study information 2015/05/30
Last modified on 2019/03/25 16:15:00

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Basic information

Public title

The effects of general anesthesia on visual pathway function in human

Acronym

The effects of general anesthesia on visual pathway function

Scientific Title

The effects of general anesthesia on visual pathway function in human

Scientific Title:Acronym

The effects of general anesthesia on visual pathway function

Region

Japan


Condition

Condition

none

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The purpose of the present study is to determine actions of propofol and sevoflurane on electroretinogram (ERG) and visual evoked potential (VEP).

Basic objectives2

Pharmacodynamics

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

electroretinogram

Key secondary outcomes

visual evoked potential


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Single blind -participants are blinded

Control

Dose comparison

Stratification

YES

Dynamic allocation

YES

Institution consideration


Blocking

YES

Concealment

Central registration


Intervention

No. of arms

2

Purpose of intervention

Prevention

Type of intervention

Medicine

Interventions/Control_1

ERG and VEPs are measured at three different end-tidal concentrations of sevoflurane (0.5-1.5 minimum alveolar concentration).

Interventions/Control_2

ERG and VEPs are measured at three different effect-site concentrations of propofol (1.0-3.0 microgram/ml).

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

Patients (ASA I-II) scheduled for non-neurological elective surgeries are enrolled in this study.

Key exclusion criteria

Patients with decreased visual acuity are excluded from the study.

Target sample size

100


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Tanaka Ryusuke

Organization

Shinshu university school of medicine

Division name

Department of anesthesiology and resuscitology

Zip code


Address

3-1-1 Asahi Matsumoto Nagano Japan

TEL

0263-37-2670

Email

rtanaka@shinshu-u.ac.jp


Public contact

Name of contact person

1st name
Middle name
Last name Tanaka Ryusuke

Organization

Shinshu university school of medicine

Division name

Department of anesthesiology and resuscitology

Zip code


Address

3-1-1 Asahi Matsumoto Nagano Japan

TEL

0263-37-2670

Homepage URL


Email

rtanaka@shinshu-u.ac.jp


Sponsor or person

Institute

Shinshu university school of medicine

Institute

Department

Personal name



Funding Source

Organization

none

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


Address


Tel


Email



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

2015 Year 05 Month 30 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 03 Month 03 Day

Date of IRB

2015 Year 03 Month 03 Day

Anticipated trial start date

2015 Year 03 Month 03 Day

Last follow-up date

2019 Year 03 Month 31 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 05 Month 21 Day

Last modified on

2019 Year 03 Month 25 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000020445


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name