Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

K. Iwakura · SciRah

Researcher profile · Semantic Scholar

K. Iwakura

Share profile

K. Iwakura — researcher profile on SciRah

h-index: 43
Works: 426
Citations: 7,476

Most-cited papers

Tip Detection Method Using the New IVUS Facilitates the 3-Dimensional Wiring Technique for CTO Intervention.
A. Okamura, K. Iwakura, M. Iwamoto, H. Nagai +6 more
2019JACC: Cardiovascular Interventions53 citations Open access
Semantic Scholar
Sex differences in atrial fibrillation ablation outcomes: insights from a large-scale multicentre registry.
N. Tanaka, Koichi Inoue, A. Kobori, K. Kaitani +17 more
2020Europace46 citations Open access
Semantic Scholar
Absence of first‐pass isolation is associated with poor pulmonary vein isolation durability and atrial fibrillation ablation outcomes
Yuichi Ninomiya, Koichi Inoue, N. Tanaka, M. Okada +13 more
2021Journal of Arrhythmia36 citations Open access
Semantic Scholar
Prognostic significance of the HFA‐PEFF score in patients with heart failure with preserved ejection fraction
Y. Sotomi, K. Iwakura, S. Hikoso, Koichi Inoue +13 more
2021ESC Heart Failure35 citations Open access
Semantic Scholar
Tip detection-antegrade dissection and reentry using intravascular ultrasound in chronic total occlusion intervention: first human case report
Satoshi Suzuki, A. Okamura, H. Nagai, K. Iwakura
2022European Heart Journal: Case Reports32 citations Open access
Semantic Scholar
Efficacy and Feasibility of the 3-Dimensional Wiring Technique for Chronic Total Occlusion Percutaneous Coronary Intervention: First Report of Outcomes of the 3-Dimensional Wiring Technique.
Takamasa Tanaka, A. Okamura, K. Iwakura, M. Iwamoto +9 more
2019JACC: Cardiovascular Interventions28 citations Open access
Semantic Scholar
Effects of ipragliflozin on left ventricular diastolic function in patients with type 2 diabetes and heart failure with preserved ejection fraction: The EXCEED randomized controlled multicenter study
H. Akasaka, K. Sugimoto, A. Shintani, Satsuki Taniuchi +10 more
2022Geriatrics & Gerontology International25 citations Open access
Semantic Scholar
Clinical significance of left ventricular reverse remodeling after catheter ablation of atrial fibrillation in patients with left ventricular systolic dysfunction.
M. Okada, N. Tanaka, T. Oka, Koj Tanaka +12 more
2020Journal of Cardiology24 citations Open access
Semantic Scholar
Outcomes After Atrial Fibrillation Ablation in Patients With Premature Atrial Contractions Originating From Non-Pulmonary Veins.
R. Nakamaru, M. Okada, N. Tanaka, Koj Tanaka +12 more
2019JACC Clinical Electrophysiology23 citations Open access
Semantic Scholar
Home Sleep Apnea Test to Screen Patients With Atrial Fibrillation for Sleep Apnea Prior to Catheter Ablation.
N. Tanaka, Koj Tanaka, Y. Hirao, M. Okada +9 more
2020Circulation Journal17 citations Open access
Semantic Scholar
Heart failure in patients with type 2 diabetes mellitus: assessment with echocardiography and effects of antihyperglycemic treatments
K. Iwakura
2019Journal of Echocardiography17 citations
Semantic Scholar
Burden and Long Firing of Premature Atrial Contraction Early After Catheter Ablation Predict Late Recurrence of Atrial Fibrillation.
H. Inoue, N. Tanaka, Koj Tanaka, Yuichi Ninomiya +11 more
2020Circulation Journal14 citations Open access
Semantic Scholar
Canagliflozin independently reduced plasma volume from conventional diuretics in patients with type 2 diabetes and chronic heart failure: a subanalysis of the CANDLE trial
K. Shiina, H. Tomiyama, Atsushi Tanaka, T. Imai +100 more
2022Hypertension Research13 citations
Semantic Scholar
Possibility of AnteOwl IVUS–based antegrade dissection and reentry using the tip detection method for CTO-PCI
A. Okamura, H. Nagai, Kota Tanaka, Satoshi Suzuki +2 more
2022Cardiovascular Intervention and Therapeutics13 citations Open access
Semantic Scholar
A practical guide to the lung ultrasound for the assessment of congestive heart failure
K. Iwakura, T. Onishi
2021Journal of Echocardiography13 citations
Semantic Scholar
Validation of Guideline Recommendation on Sudden Cardiac Death Prevention in Hypertrophic Cardiomyopathy.
M. Amano, H. Kitaoka, Yusuke Yoshikawa, Y. Sakata +24 more
2025JACC. Heart failure12 citations Open access
Semantic Scholar
A randomized controlled trial to evaluate the safety and efficacy of transluminal injection of foam sclerotherapy compared to ultrasound-guided foam sclerotherapy during endovenous catheter ablation in patients with varicose veins.
Satoshi Watanabe, A. Okamura, M. Iwamoto, H. Nagai +6 more
2021Journal of Vascular Surgery: Venous and Lymphatic Disorders12 citations Open access
Semantic Scholar
Impact of baseline left atrial function on long-term outcome after catheter ablation for paroxysmal atrial fibrillation.
T. Oka, Koj Tanaka, Yuichi Ninomiya, Y. Hirao +11 more
2020Journal of Cardiology11 citations Open access
Semantic Scholar
Comparison of the Safety and Efficacy of Automated Annotation-Guided Radiofrequency Ablation and 2nd-Generation Cryoballoon Ablation in Paroxysmal Atrial Fibrillation.
N. Tanaka, Koj Tanaka, Yuichi Ninomiya, Y. Hirao +12 more
2019Circulation Journal11 citations Open access
Semantic Scholar
Impact of Residual Functional Mitral Regurgitation After Atrial Fibrillation Ablation on Clinical Outcomes in Patients With Left Ventricular Systolic Dysfunction.
M. Okada, N. Tanaka, T. Onishi, Koj Tanaka +9 more
2023American Journal of Cardiology10 citations
Semantic Scholar
Initial Outcomes of AnteOwl IVUS-Based 3D Wiring Using the Tip Detection Method for CTO Intervention.
Satoshi Suzuki, A. Okamura, K. Iwakura, M. Iwamoto +6 more
2021JACC: Cardiovascular Interventions10 citations Open access
Semantic Scholar
Post-ablation left atrial function impacts long-term recurrence of atrial fibrillation after ablation
T. Oka, Y. Koyama, Koj Tanaka, Y. Hirao +9 more
2021Heart and Vessels10 citations
Semantic Scholar
Usefulness of Post -Procedural Plasma Brain Natriuretic Peptide Levels to Predict Recurrence After Catheter Ablation of Atrial Fibrillation in Patients with Left Ventricular Systolic Dysfunction.
M. Okada, N. Tanaka, Koj Tanaka, Y. Hirao +9 more
2020American Journal of Cardiology10 citations
Semantic Scholar
Characterizing clinical outcomes and factors associated with conduction gaps in VISITAG SURPOINT‐guided catheter ablation for atrial fibrillation
Koichi Inoue, N. Tanaka, Y. Ikada, A. Mizutani +6 more
2020Journal of Arrhythmia10 citations Open access
Semantic Scholar
Wire Cutting Method Using Rotational Atherectomy for Stretched Spring Wire During Coronary Intervention
Kota Tanaka, A. Okamura, M. Iwamoto, Satoshi Watanabe +7 more
2021JACC Case Reports9 citations Open access
Semantic Scholar
Abstract 13136: First-Pass Isolation is Associated With Durability of Pulmonary Vein Isolation and Has Impact on Atrial Fibrillation Ablation Outcomes
Yuichi Ninomiya, Koichi Inoue, H. Ichiki, Y. Iriki +12 more
20199 citations
Semantic Scholar
The WATCH-DM risk score estimates clinical outcomes in type 2 diabetic patients with heart failure with preserved ejection fraction
K. Iwakura, T. Onishi, A. Okamura, Y. Koyama +75 more
2024Scientific Reports8 citations Open access
Semantic Scholar
DAPagliflozin for the attenuation of albuminuria in Patients with hEaRt failure and type 2 diabetes (DAPPER study): a multicentre, randomised, open-label, parallel-group, standard treatment-controlled trial
F. Yoshihara, M. Imazu, Ichiro Sakuma, Y. Hiroi +27 more
2023EClinicalMedicine8 citations Open access
Semantic Scholar
Visualization of Accurate Guidewire Movement During Tip Detection in the New IVUS-Based 3D Wiring in CTO.
Kota Tanaka, A. Okamura, K. Iwakura, M. Iwamoto +9 more
2020JACC: Cardiovascular Interventions8 citations Open access
Semantic Scholar
Impact of Long‐Term CPAP Adherence on Recurrence After Atrial Fibrillation Ablation in Patients With Severe Sleep Apnea
Nobuaki Tanaka, M. Okada, Koji Tanaka, Y. Hirao +9 more
2025Journal of the American Heart Association : Cardiovascular and Cerebrovascular Disease7 citations Open access
Semantic Scholar
Comparison between tip-detection method and retrograde approach for chronic total occlusion percutaneous coronary intervention
T. Kashiyama, A. Okamura, Y. Koyama, Mustumi Iwamoto +6 more
2024Cardiovascular Intervention and Therapeutics7 citations
Semantic Scholar
Usefulness of Failed Electrical Cardioversion for Early Recurrence After Catheter Ablation for Atrial Fibrillation as a Predictor of Future Recurrence.
R. Nakamaru, N. Tanaka, M. Okada, Koj Tanaka +11 more
2019American Journal of Cardiology7 citations
Semantic Scholar
Sleep apnea severity in patients undergoing atrial fibrillation ablation: Home sleep apnea‐test and polysomnography comparison
N. Tanaka, M. Okada, Koj Tanaka, T. Onishi +9 more
2023Journal of Arrhythmia6 citations Open access
Semantic Scholar
Guide extension proximal locking method: standardization of maximum backup force in percutaneous coronary intervention
Kota Tanaka, A. Okamura, Satoshi Kameda, M. Iwamoto +9 more
2023Cardiovascular Intervention and Therapeutics6 citations
Semantic Scholar
Tip detection method adapted for identification of plaque localization during directional coronary atherectomy procedure
Satoshi Suzuki, A. Okamura, H. Nagai, K. Iwakura +2 more
2020Cardiovascular Intervention and Therapeutics6 citations
Semantic Scholar
Early recurrence during the blanking period and left atrial reverse remodeling after catheter ablation for non-paroxysmal atrial fibrillation
T. Oka, Y. Koyama, Koj Tanaka, Y. Hirao +9 more
2020International Journal of Cardiology: Heart & Vasculature6 citations Open access
Semantic Scholar
New CTO-Specific IVUS
Satoshi Suzuki, A. Okamura, M. Iwamoto, Satoshi Watanabe +6 more
2020JACC Case Reports6 citations Open access
Semantic Scholar
Multiple Shifts of the Earliest Retrograde Atrial Activation Site Along the Tricuspid Annulus During the Fast-Slow Form of Atrioventricular Nodal Reentrant Tachycardia by Radiofrequency Modification.
M. Okada, Koj Tanaka, Y. Matsunaga-Lee, Yuichi Ninomiya +7 more
2019International Heart Journal6 citations Open access
Semantic Scholar
Atrial Fibrillation Ablation Outcomes and Heart Failure (from the Kansai Plus Atrial Fibrillation Registry).
N. Tanaka, K. Inoue, A. Kobori, K. Kaitani +16 more
2022American Journal of Cardiology5 citations
Semantic Scholar
A case of pulseless electrical activity due to takotsubo syndrome following radiofrequency catheter ablation for atrial fibrillation.
T. Oka, Kota Tanaka, H. Inoue, Yuichi Ninomiya +11 more
2020Journal of Cardiology Cases5 citations Open access
Semantic Scholar
A case and video presentation using rotational ETOSS of intentional route tracing by angiography-based 3D wiring in CTO-PCI
A. Okamura, H. Nagai, Kota Tanaka, Satoshi Suzuki +2 more
2022Cardiovascular Intervention and Therapeutics4 citations Open access
Semantic Scholar
Tissue Mitral Annular Displacement in Patients With Myocardial Infarction ― Comparison With Global Longitudinal Strain ―
K. Iwakura, T. Onishi, A. Okamura, Y. Koyama +11 more
2021Circulation Reports4 citations Open access
Semantic Scholar
Usefulness of tip detection method for side branches where guidewires are difficult to pass in coronary intervention
Satoshi Suzuki, A. Okamura, H. Nagai, K. Iwakura +2 more
2021Cardiovascular Intervention and Therapeutics4 citations
Semantic Scholar
Decrease in red cell distribution width as a useful predictor of success after catheter ablation for atrial fibrillation: a retrospective multi-center study
I. Yoshimoto, Koichi Inoue, Naoya Oketani, H. Ichiki +13 more
2021Heart and Vessels3 citations
Semantic Scholar
A randomized controlled study to evaluate the safety and feasibility of concomitant transluminal injection of foam sclerosant combined with endovenous laser ablation in patients with incompetent small saphenous veins
Satoshi Watanabe, A. Okamura, M. Iwamoto, A. Sumiyoshi +4 more
2024Phlebology2 citations
Semantic Scholar
Influence of ultrasound transmit frequency on measurement of global longitudinal strain on 2D speckle tracking echocardiography
K. Iwakura, T. Onishi, Y. Koyama, M. Iwamoto +10 more
2023Scientific Reports2 citations Open access
Semantic Scholar
Accurate directional coronary atherectomy procedure using the tip detection method and intelligent 3D wiring pro software
Kota Tanaka, Y. Koyama, K. Iwakura, Satoshi Suzuki +2 more
2021Cardiovascular Intervention and Therapeutics2 citations
Semantic Scholar
Is left ventricular diameter indexed for body surface area appropriate for assessing left ventricular dilation?
Masao Daimon, Hiroyuki Watanabe, Koki Nakanishi, Yukio Abe +10 more
2024Journal of Cardiology1 citations
Semantic Scholar
Development of the new risk score to predict occurrence of atrial fibrillation early after acute myocardial infarction
K. Iwakura, T. Onishi, A. Okamura, Y. Koyama +10 more
2022European Heart Journal1 citations Open access
Semantic Scholar
Untreated sleep apnea and left atrial dilatation in patients with atrial fibrillation prior to catheter ablation
N. Tanaka, M. Okada, K. Tanaka, S. Harada +8 more
2022European Heart Journal1 citations Open access
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

A. Okamura×40
Invite
A. Okamura — researcher profile on SciRah
K. Fujii×34
Invite
K. Fujii — researcher profile on SciRah
Y. Koyama×30
Invite
Y. Koyama — researcher profile on SciRah
Koichi Inoue×24
Invite
Koichi Inoue — researcher profile on SciRah

×24

Invite

M. Okada — researcher profile on SciRah

Invite

Y. Hirao — researcher profile on SciRah

Invite

N. Tanaka — researcher profile on SciRah

Invite

Koj Tanaka — researcher profile on SciRah

Invite

Y. Sakata — researcher profile on SciRah

Invite

H. Nagai — researcher profile on SciRah

Invite

T. Oka — researcher profile on SciRah

Kota Tanaka×13

Invite

Kota Tanaka — researcher profile on SciRah