UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000040781
Receipt number R000046506
Scientific Title Histological Evaluation of Atrial Fibrillation Substrate on Atrial Septum Biopsy
Date of disclosure of the study information 2020/06/16
Last modified on 2022/01/17 14:33:01

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Basic information

Public title

Histological Evaluation of Atrial Fibrillation Substrate on Atrial Septum Biopsy

Acronym

HEAL-AF Study

Scientific Title

Histological Evaluation of Atrial Fibrillation Substrate on Atrial Septum Biopsy

Scientific Title:Acronym

HEAL-AF Study

Region

Japan


Condition

Condition

atrial fibrillation

Classification by specialty

Cardiology

Classification by malignancy

Others

Genomic information

YES


Objectives

Narrative objectives1

To evaluate histology of the atrium in patients with atrial fibrillation

Basic objectives2

Others

Basic objectives -Others

histological evaluation

Trial characteristics_1

Exploratory

Trial characteristics_2

Others

Developmental phase

Not applicable


Assessment

Primary outcomes

Relationship between atrial histology and recurrence rate at 3 years after catheter ablation for atrial fibrillation

Key secondary outcomes

Relationship between histological findings and electrophysiological data
Relationship between atrial histology and cardiovascular event rate at 3 years after catheter ablation for atrial fibrillation


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 undergoing catheter ablation for atrial fibrillation and/or left atrial macroreentrant atrial tachycardia
Patients undergoing trans-esophageal echocardiography before ablation procedure
Patient undergoing atrial fibrillation ablation under general anesthesia or deep sedation
Patients undergoing bipolar voltage mapping in the atria during ablation procedure

Key exclusion criteria

Pregnant woman
Patients in whom thrombus was identified in the left atrium
Patients in whom trans-esophageal echocardiography would be impossible
Patients with a history of open-heart surgery

Target sample size

100


Research contact person

Name of lead principal investigator

1st name TAKANORI
Middle name
Last name YAMAGUCHI

Organization

Saga University Hospital

Division name

Cardiovascular Medicine

Zip code

849-8501

Address

5-1-1 Nabeshima,Saga

TEL

0952-34-2443

Email

takanori@cc.saga-u.ac.jp


Public contact

Name of contact person

1st name TAKANORI
Middle name
Last name YAMAGUCHI

Organization

Saga University Hospital

Division name

Cardiovascular Medicine

Zip code

849-8501

Address

5-1-1 Nabeshima,Saga

TEL

0952-34-2443

Homepage URL


Email

takanori@cc.saga-u.ac.jp


Sponsor or person

Institute

Saga University Hospital

Institute

Department

Personal name



Funding Source

Organization

Saga University Hospital

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

CLINICAL RESEARCH CENTER,SAGA UNIVERSITY HOSPITAL

Address

5-1-1 Nabeshima,Saga

Tel

0952-34-3400

Email

kenkyu-shinsei@ml.cc.saga-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

大分大学医学部循環器内科・臨床検査診断学講座(大分)
東京大学医学部付属病院循環器内科(東京)
理化学研究所生命医科学研究センター(神奈川)
国立長寿医療研究センターメディカルゲノムセンター(愛知)


Other administrative information

Date of disclosure of the study information

2020 Year 06 Month 16 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

100

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

No longer recruiting

Date of protocol fixation

2020 Year 02 Month 20 Day

Date of IRB

2020 Year 04 Month 06 Day

Anticipated trial start date

2020 Year 06 Month 04 Day

Last follow-up date

2025 Year 12 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

Cohort study
April 6,2020-December 31,2022
Patients undergoing catheter ablation for atrial fibrillation and/or left atrial macroreentrant atrial tachycardia
Patients undergoing trans-esophageal echocardiography before ablation procedure
Patient undergoing atrial fibrillation ablation under general anesthesia or deep sedation
Patients undergoing bipolar voltage mapping in the atria during ablation procedure


Management information

Registered date

2020 Year 06 Month 16 Day

Last modified on

2022 Year 01 Month 17 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000046506


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name