UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000053932
Receipt number R000061558
Scientific Title Randomized comparative study comparing stent patency rates with different plastic stent compositions for benign bile duct strictures
Date of disclosure of the study information 2024/04/15
Last modified on 2024/03/21 15:28:48

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Basic information

Public title

Randomized comparative study comparing stent patency rates with different plastic stent compositions for benign bile duct strictures

Acronym

Randomized comparative study comparing stent patency rates with different plastic stent compositions for benign bile duct strictures

Scientific Title

Randomized comparative study comparing stent patency rates with different plastic stent compositions for benign bile duct strictures

Scientific Title:Acronym

Randomized comparative study comparing stent patency rates with different plastic stent compositions for benign bile duct strictures

Region

Japan


Condition

Condition

Benign biliary stricture

Classification by specialty

Hepato-biliary-pancreatic medicine

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To evaluate whether differences in the composition of plastic stents used for benign biliary strictures affect the stent patency rate.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

stent patency rate at 3 months

Key secondary outcomes

Reason for stent dysfunction, endoscopic findings of removal stent, technical success rate, adverse event, primary disease, procedure time


Base

Study type

Interventional


Study design

Basic design

n-of-1

Randomization

Randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Active

Stratification

YES

Dynamic allocation

YES

Institution consideration

Institution is not considered as adjustment factor.

Blocking

NO

Concealment

No need to know


Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Device,equipment

Interventions/Control_1

polyurethane plastic stent group and polyurethane/PTFE plastic stent group

Interventions/Control_2

stent deployment during 3 months

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

18 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

1. distal biliary stricture
2. >18yo

Key exclusion criteria

1. Total gastrectomy
2. combined with percutaneous transhepatic biliary drainage
3. Hilar stricture

Target sample size

74


Research contact person

Name of lead principal investigator

1st name Takeshi
Middle name
Last name Ogura

Organization

Osaka Medical and Pharmaceutical University Hospital

Division name

Endoscopy Center

Zip code

569-8686

Address

2-7 Daigakuchou, Takatsukishi, Osaka

TEL

072-683-1221

Email

oguratakeshi0411@yahoo.co.jp


Public contact

Name of contact person

1st name Atsushi
Middle name
Last name Okuda

Organization

Osaka Medical and Pharmaceutical University

Division name

2nd Department of Internal Medicine

Zip code

569-8686

Address

2-7 Daigakuchou, Takatsukishi, Osaka

TEL

072-683-1221

Homepage URL


Email

ubuntu_koromo@yahoo.co.jp


Sponsor or person

Institute

Osaka Medical and Pharmaceutical University,

Institute

Department

Personal name



Funding Source

Organization

Osaka Medical and Pharmaceutical University,

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

Research ethics committee of Osaka Medical and Pharmaceutical University

Address

2-7 Daigakuchou, Takatsukishi, Osaka

Tel

072-683-1221

Email

rinri@ompu.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

2024 Year 04 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

2024 Year 01 Month 07 Day

Date of IRB


Anticipated trial start date

2024 Year 04 Month 15 Day

Last follow-up date

2029 Year 01 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

2024 Year 03 Month 21 Day

Last modified on

2024 Year 03 Month 21 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000061558


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name