UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000026177
Receipt number R000030078
Scientific Title Endoscopic biliary radiofrequency ablation with multiple metal stents in patients with unresectable malignant hilar biliary stenosis: A multicenter prospective observation study
Date of disclosure of the study information 2017/04/01
Last modified on 2021/08/21 09:29:25

* This page includes information on clinical trials registered in UMIN clinical trial registed system.
* We don't aim to advertise certain products or treatments


Basic information

Public title

Endoscopic biliary radiofrequency ablation with multiple metal stents in patients with unresectable malignant hilar biliary stenosis: A multicenter prospective observation study

Acronym

Endoscopic biliary radiofrequency ablation with multiple metal stents

Scientific Title

Endoscopic biliary radiofrequency ablation with multiple metal stents in patients with unresectable malignant hilar biliary stenosis: A multicenter prospective observation study

Scientific Title:Acronym

Endoscopic biliary radiofrequency ablation with multiple metal stents

Region

Japan


Condition

Condition

patients with unresectable malignant hilar biliary stenosis

Classification by specialty

Hepato-biliary-pancreatic medicine

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

To investigate efficacy and safety of biliary radiofrequency ablation with multiple metal stents

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

The success rate for the procedures of endoscopic biliary radiofrequency ablation with multiple metal stents

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

Endoscopic biliary radiofrequency ablation with multiple metal stents

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

1.Patients with unresectable malignant hilar stenosis
2.Patients who are scheduled for initial placement of multiple metal stents
3.The patient over the age of 20.
4.Written informed consent

Key exclusion criteria

1.Performance status 4
2.The patient has a severe comorbidity: American Society of Anesthesiologists classification from 3 to 5
3.The patient is pregnant or suspected pregnancy.
4.The patient cannot undergo duodenoscopic procedures such as a case with surgically altered anatomy or a case with a stenosis of gastrointestinal tract.
5.The patient received implantation of pacemaker.
6.The patient has a tendency to bleed.
7.The patient prohibited the participant of this study by their research investigator.

Target sample size

15


Research contact person

Name of lead principal investigator

1st name Shinichi
Middle name
Last name Hashimoto

Organization

Kagoshima University

Division name

Digestive and Lifestyle Diseases

Zip code

8908544

Address

8-35-1 Sakuragaoka, Kagoshima

TEL

0992755326

Email

kumdsh@m.kufm.kagoshima-u.ac.jp


Public contact

Name of contact person

1st name Shinichi
Middle name
Last name Hashimoto

Organization

Kagoshima University

Division name

Digestive and Lifestyle Diseases

Zip code

8908544

Address

8-35-1 Sakuragaoka, Kagoshima

TEL

0992755326

Homepage URL


Email

kumdsh@m.kufm.kagoshima-u.ac.jp


Sponsor or person

Institute

Digestive and Lifestyle Diseases, Kagoshima University

Institute

Department

Personal name



Funding Source

Organization

Digestive and Lifestyle Diseases, Kagoshima 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

Ethics Committee on Clinical Research, Kagoshima University Hospital

Address

8-35-1 Sakuragaoka, Kagoshima

Tel

0992756692

Email

kufsyomu@kuas.kagoshima-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

2017 Year 04 Month 01 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

Open public recruiting

Date of protocol fixation

2017 Year 02 Month 16 Day

Date of IRB

2017 Year 05 Month 08 Day

Anticipated trial start date

2017 Year 05 Month 01 Day

Last follow-up date

2023 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

2017 Year 02 Month 16 Day

Last modified on

2021 Year 08 Month 21 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000030078


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name