UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000033458
Receipt number R000037989
Scientific Title Endoscopic radiofrequency ablation combined with bilateral metal stent placement for malignant hilar biliary obstruction
Date of disclosure of the study information 2018/07/21
Last modified on 2020/04/07 20:01:00

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Basic information

Public title

Endoscopic radiofrequency ablation combined with bilateral metal stent placement for malignant hilar biliary obstruction

Acronym

Endoscopic radiofrequency ablation combined with bilateral metal stent placement for malignant hilar biliary obstruction

Scientific Title

Endoscopic radiofrequency ablation combined with bilateral metal stent placement for malignant hilar biliary obstruction

Scientific Title:Acronym

Endoscopic radiofrequency ablation combined with bilateral metal stent placement for malignant hilar biliary obstruction

Region

Japan


Condition

Condition

Unresectable malignant hilar biliary obstruction

Classification by specialty

Hepato-biliary-pancreatic medicine

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

To evaluate the efficacy and safety of RFA combined with bilateral metal stent placement for malignant hilar biliary obstruction

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Time to recurrent biliary obstruction

Key secondary outcomes



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


Not applicable

Gender

Male and Female

Key inclusion criteria

Patients underwent bilateral metal stent placement for malignant hilar biliary obstruction

Key exclusion criteria

1) Patients having difficulty in transpapillary approach
2) Patients with surgically altered anatomy
3) Re-intervention
4) Patients having difficulty in endoscopic RFA
5) Patients without informed consent
6) Inappropriate patients for entry on this study in the judgement of their research investigator

Target sample size

40


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Tadahisa Inoue

Organization

Aichi Medical University

Division name

Department of Gastroenterology

Zip code


Address

1-1 Yazakokarimata, Nagakute, Aichi, Japan

TEL

0561-62-3311

Email

tinoue-tag@umin.ac.jp


Public contact

Name of contact person

1st name
Middle name
Last name Tadahisa Inoue

Organization

Aichi Medical University

Division name

Department of Gastroenterology

Zip code


Address

1-1 Yazakokarimata, Nagakute, Aichi, Japan

TEL

0561-62-3311

Homepage URL


Email

tinoue-tag@umin.ac.jp


Sponsor or person

Institute

Aichi Medical University

Institute

Department

Personal name



Funding Source

Organization

No

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


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

2018 Year 07 Month 21 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

2017 Year 10 Month 26 Day

Date of IRB

2017 Year 11 Month 30 Day

Anticipated trial start date

2017 Year 11 Month 30 Day

Last follow-up date

2019 Year 12 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

Observational study


Management information

Registered date

2018 Year 07 Month 20 Day

Last modified on

2020 Year 04 Month 07 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000037989


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name