UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000025048
Receipt number R000028829
Scientific Title Utility of Direct Peroral Cholangioscopy Using a Multibending Ultraslim Endoscope for Difficult Common Bile Duct Stones
Date of disclosure of the study information 2019/11/29
Last modified on 2021/06/22 21:16:00

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Basic information

Public title

Utility of Direct Peroral Cholangioscopy Using a Multibending Ultraslim Endoscope for Difficult Common Bile Duct Stones

Acronym

Utility of Direct POC Using a Multibending Ultraslim Endoscope for Difficult CBD Stones

Scientific Title

Utility of Direct Peroral Cholangioscopy Using a Multibending Ultraslim Endoscope for Difficult Common Bile Duct Stones

Scientific Title:Acronym

Utility of Direct POC Using a Multibending Ultraslim Endoscope for Difficult CBD stones

Region

Asia(except Japan)


Condition

Condition

Y

Classification by specialty

Gastroenterology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

We evaluated the utility of direct POC for lithotripsy in patients with difficult bile duct stones using a newly developed MB ultraslim endoscope

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

complete ductal clearance

Key secondary outcomes

Technical success of direct POC
Technical success of direct POC-guided lithotripsy
Rate of additional ML use
Number of ERCP sessions for complete stone removal
Procedure time for direct POC-guided lithotripsy


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

Diagnosis

Type of intervention

Device,equipment

Interventions/Control_1

Direct POC using a multibending ultra-slim endoscope

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

18 years-old <=

Age-upper limit

99 years-old >=

Gender

Male and Female

Key inclusion criteria

1)Patients with bile duct stones in whom conventional endoscope stone removal, including mechanical lithotripsy (ML), had failed
2)Previous sphincteroplasty such as endoscopic sphincterotomy (EST) and/or endoscopic papillary balloon dilation (EPBD)
3) distal common bile duct (CBD) dilation more than 8 mm

Key exclusion criteria

1)Stricture of the distal CBD
2)Diagnosis of periampullary cancer
3)Presence of intrahepatic duct (IHD) stones
4)Bleeding tendency : platelet count < 60,000/mm3 or international normalized ratio > 1.5
5)Refusal to participate

Target sample size

80


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Jong Ho Moon

Organization

Department of Internal Medicine, SoonChunHyang University School of Medicine

Division name

Digestive Disease Center and Research Institute, Department of Internal Medicine

Zip code


Address

Digestive Disease Center and Research Institute, SoonChunHyang University Bucheon Hospital, 170 Jomaru-ro, Wonmi-gu, Bucheon 420-767, Korea

TEL

+82-32-621-5094

Email

jhmoon@schmc.ac.kr


Public contact

Name of contact person

1st name
Middle name
Last name Yun Nah Lee

Organization

SoonChunHyang University School of Medicine

Division name

Digestive Disease Center and Research Institute, Department of Internal Medicine

Zip code


Address

Digestive Disease Center and Research Institute, SoonChunHyang University Bucheon Hospital, 170 Joma

TEL

+82-32-621-5094

Homepage URL


Email

yunnah@schmc.ac.kr


Sponsor or person

Institute

SoonChunHyang University School of Medicine

Institute

Department

Personal name



Funding Source

Organization

SoonChunHyang University School of Medicine

Organization

Division

Category of Funding Organization

Outside Japan

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

2019 Year 11 Month 29 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

Enrolling by invitation

Date of protocol fixation

2014 Year 01 Month 01 Day

Date of IRB


Anticipated trial start date

2014 Year 01 Month 05 Day

Last follow-up date


Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2016 Year 11 Month 29 Day

Last modified on

2021 Year 06 Month 22 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000028829


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name