Faculty Information - NIINAMI Hiroshi

（Last updated : 2025-08-18 17:02:31）

NIINAMI Hiroshi
Department School of Medicine(Tokyo Women's Medical University Hospital), School of Medicine Department of Surgery, Division of Cardiovascular Surgery

Position Professor and Division head

■ Published papers

1.	Case report	Successful resuscitation from restart failure of left ventricular assist device in a patient with aortic valve closure 2025/06/01
2.	Original article	Intravenous mesenchymal stem cell transplantation mitigates pulmonary vascular remodeling but poses dose related risks in a pulmonary veno-occlusive disease model. 2025/05/28
3.	Original article	Minimum-incision transsubclavian transcatheter aortic valve replacement with balloon-expandable valve for dialysis patients 2024/08
4.	Original article	Long-term results following off-pump coronary-artery bypass grafting in left ventricular dysfunction. 2024/07
5.	Original article	Thirty-year outcomes of low-intensity anticoagulation for mechanical aortic valve 2024/06
6.	Original article	The mid-term outcomes of aortic root replacement after surgical repair for CHD. 2024/04
7.	Original article	Propensity score-matched comparison of total arterial off- and on-pump coronary artery bypass with complete revascularization. 2024/02
8.	Original article	Increased Left Ventricular End-Diastolic Volume Index Is Associated With Increased Adverse Events After MitraClip Implantation. 2024/01/15
9.	Original article	Minimum-incision transsubclavian transcatheter aortic valve replacement with balloon-expandable valve for dialysis patients. 2024/01
10.	Original article	Coronary artery bypass grafting transiently improves myocardial flow reserve in patients with impaired left ventricular function. 2023/11
11.	Original article	Tricuspid valve replacement provides better long-term survival and tricuspid valve function than repair in patients with systemic right ventricle. 2023/09
12.	Other	Novel Scoring System to Risk Stratify Patients Receiving Durable Left Ventricular Assist Device From J-MACS Registry Data. 2023/07/25
13.	Other	1-year outcomes of patients implanted with the Perceval sutureless valve: the Japanese post-marketing surveillance study. 2023/07
14.	Original article	Aligning Orifice of the Renal Artery with Fish-Mouth FIXation Technique During Endovascular Aortic Aneurysm Repair for Hostile Neck Anatomy. 2023/04
15.	Other	Ventricular assist device for end-stage adult congenital heart disease patients: Current status. 2023/04
16.	Original article	Clinical Validation of a Neointima-Inducing Inflow Cannula in a Continuous Flow Left Ventricular Assist Device. 2023/03
17.	Original article	Favorable long-term outcomes in hospital survivors of a neonatal arterial switch operation. 2023/02/03
18.	Original article	Minimum-incision trans-subclavian transcatheter aortic valve replacement with regional anesthesia. 2023/02
19.	Case report	Septic pulmonary embolism secondary to prosthetic conduit fungal endocarditis in a child. 2023/01
20.	Review article	Effect of Diabetes Mellitus on Outcomes in Patients With Left Ventricular Assist Device　- Analysis of Data From a Japanese National Database. 2022/11/25
21.	Case report	Minimally Invasive Two-Stage Procedure of Aorto-Bi-Iliac Stent-Graft Implantation Performed in a Patient with an Abdominal Aortic Aneurysm and Long-Segment Iliac Artery Occlusion: A Case Report. 2022/11/12
22.	Original article	Successful bailout transfemoral transcatheter aortic valve implantation by placing a long sheath in the aortic arch after eSheath kinking in an extremely tortuous aorta. 2022/10
23.	Case report	Utility of 13N-Ammonia Positron Emission Tomography to Visualize the Therapeutic Effect: A Case With Anteroseptal Myocardial Infarction and Implanted Autologous Skeletal Stem Cell-Sheet. 2022/10
24.	Case report	Left hepatectomy with suprahepatic inferior vena cava resection and reconstruction under veno-arterial extracorporeal membrane oxygenation for intrahepatic cholangiocarcinoma: a case report. 2022/09/28
25.	Case report	Modified Candy-plug Device for Dilated False Lumen Occlusion: Is a Candle Better Than a Candy? 2022/09
26.	Original article	Stratification of Destination Therapy Candidates by J-HeartMate Risk Score Among Elderly Non-Responders to Cardiac Resynchronization Therapy. 2022/08/26
27.	Case report	Successful Removal of a Posterior Cardiac Lipoma by Transection of the Ascending Aorta and Main Pulmonary Artery 2022/08/17
28.	Original article	Ventricular Assist Device-Induced Ventricular Septal Perforation. 2022/07/25
29.	Original article	Surgical Outcomes in Children With Partial and Transitional Atrioventricular Septal Defect. 2022/07
30.	Original article	Multibranched endovascular repair using a modified endograft with hydrogel-reinforced fenestrations 2022/06/15
31.	Original article	Long-term surgical results of transposition of the great arteries with left ventricular outflow tract obstruction. 2022/05/11
32.	Case report	Trans-cuff leakage in bio-Bentall operation 2022/04
33.	Original article	Utility of dobutamine stress echocardiography in aortic valve regurgitation and reduced left ventricular function. 2022/04
34.	Original article	Bioartificial pulsatile cuffs fabricated from human induced pluripotent stem cell-derived cardiomyocytes using a pre-vascularization technique 2022/03/31
35.	Case report	Acute decompensated heart failure in a patient with primary aldosteronism successfully treated with an adrenalectomy: A case report. 2022/03
36.	Other	JCS/JSCVS 2018 Guideline on Revascularization of Stable Coronary Artery Disease. 2022/02/25
37.	Original article	Surgical outcomes of reoperation after Fontan completion 2022/02/21
38.	Other	Gap-filler method for mechanical aortic valve closure with ventricular assist device implantation 2022/02/20
39.	Case report	Acute myocardial infarction and sudden cardiac arrest caused by anomalous left coronary artery arising from the noncoronary cusp 2022/01/03
40.	Original article	Impact of anatomical position of the inflow cannula on stroke in patients with left ventricular assist devices 2022/01
41.	Original article	Modified Candy-Plug Device for the Dilated False Lumen Occlusion - is a Candle Better than a Candy? 2021/12/22
42.	Other	Complete coronary thrombolysis on continuous-flow left ventricular assist device 2021/09/11
43.	Original article	Right ventricle to pulmonary artery conduit with tricuspid expanded polytetrafluoroethylene valves. 2021/09
44.	Case report	Impella insertion for residual aortic dissection 2021/08/21
45.	Case report	Coronary artery bypass using bilateral internal thoracic artery grafts in polyarteritis nodosa 2021/08
46.	Original article	Outcome of Pulmonary Autograft After the Ross Procedure 2021/07
47.	Case report	Successful transcatheter aortic valve in valve implantation for degenerated trifecta bioprosthesis in a patient with a coronary anomaly 2021/07
48.	Original article	Utility of the minimum-incision transsubclavian approach for transcatheter aortic valve replacement on clinical outcomes in patients with small vessel anatomy 2021/07
49.	Case report	Aortic dissection diagnosed on stroke computed tomography protocol: a case report 2021/05/26
50.	Original article	Polymerase-chain reaction testing to prevent hospital-acquired severe acute respiratory syndrome coronavirus 2 infection in Shinjuku, an epicenter in Tokyo: The Tokyo Women's Medical University model. 2021/05
51.	Case report	Transcatheter aortic valve implantation after branched thoracic endovascular aortic repair in zone 0 2021/05
52.	Case report	Total endovascular repair of a mycotic thoracic aortic aneurysm in a patient with an aberrant right subclavian artery 2021/04/29
53.	Original article	Long-term surgical results of anomalous origin of the left coronary artery from the pulmonary artery repair in infants and older patients 2021/02/01
54.	Original article	Nutcracker syndrome due to chronic aortic dissection 2021/02/01
55.	Original article	Bicuspid aortic valve morphology and aortic valvular outflow jets: an experimental analysis using an MRI-compatible pulsatile flow circulation system 2021/01/22
56.	Original article	Computed tomography perfusion in patients of stroke with left ventricular assist device. 2021/01/08
57.	Original article	Bentall and redo-Konno Operation for an Adult With Aortic Paraprosthetic Leak and Root Aneurysm 2021/01
58.	Original article	Mid- to long-term surgical outcomes of partial anomalous pulmonary venous connection 2021/01
59.	Original article	Myocardial ischemia from previously placed autologous pericardial roll conduits 2021/01
60.	Case report	Surgical management for dual left anterior descending artery with anomalous origin of left coronary artery from pulmonary artery: a case report. 2021/01
61.	Case report	Simultaneously Fenestrated Thoracic Endovascular Repair in Aortic Arch and Thoraco Abdominal Saccular Aneurysms 2020/11/27
62.	Case report	Acute thrombus formation upon clip delivery system entrance in the left atrium. 2020/11/08
63.	Case report	Heart transplant candidate with medical complexity in the era of prolonged left ventricular assist device support — A case report 2020/10/22
64.	Original article	The midterm results of thoracic endovascular aortic repair with a precurved fenestrated endograft in zone 0-1 2020/10/01
65.	Case report	Therapeutic Strategies for Infectious Multiple Aortic Aneurysms: Thoracoabdominal Aortic Aneurysm Treatment Using a Fenestrated Stent-Graft 2020/09/25
66.	Original article	Effect of Transcatheter Aortic Valve Implantation on Renal Function in Patients With Chronic Kidney Disease. 2020/07/01
67.	Case report	Unique haemodynamics in a patient with apicoaortic conduit dysfunction who underwent transcatheter aortic valve replacement. 2020/06/01
68.	Original article	Long-Term Clinical Outcomes of Cardiac Surgery for Kidney Transplant Patients. 2020/04
69.	Case report	Pulmonary infiltration shadows associated with acute aortic dissection mimicking coronavirus pneumonia. 2020/03
70.	Original article	Engineering of functional cardiac tubes by stepwise transplantation of cardiac cell sheets onto intestinal mesentery. 2020/01/02
71.	Original article	Late Neo-Aortic Valve Regurgitation Long After Arterial Switch Operation. 2019/10
72.	Original article	Minimally invasive treatment for isolated internal iliac artery aneurysms preserving superior gluteal artery flow. 2019/10
73.	Original article	The second official report from Japanese registry for mechanical assisted circulatory support (J-MACS): first results of bridge to bridge strategy. 2019/10
74.	Case report	A case of severe peripartum cardiomyopathy requiring left ventricular assist device implantation despite the absence of late gadolinium enhancement on cardiovascular magnetic resonance imaging. 2019/09/27
75.	Original article	Long-term outcomes of Ross and Ross-Konno operations in patients under 15 years of age. 2019/05
76.	Case report	Cavo-atrial thrombectomy prior to hepatectomy for hepatocellular carcinoma with tumor thrombus in the right atrium: a case report. 2019/04
77.	Case report	Thoracic endovascular aortic repair of a late aortic aneurysm after patch repair of an interrupted aortic arch. 2018/12
78.	Case report	Hybrid repair of multiple subclavian and axillary artery aneurysms in a patient with Marfan syndrome 2018/07
79.	Original article	Twenty-year experience with the Konno operation: Konno incision does not impair LV function. 2018/05
80.	Original article	Clinical Results, Adverse Events, and Change in End-Organ Function in Elderly Patients With HeartMateII Left Ventricular Assist Device - Japanese Multicenter Study 2018/01/25
81.	Original article	The Jarvik 2000 left ventricular assist device as a bridge to transplantation: Japanese Registry for Mechanically Assisted Circulatory Support 2018/01
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■ Academic conference presentation

1.	Treatment Strategies for Atrial Fibrillation in Heart Failure Patients Deemed to be Candidates for Left Ventricular Assist Device （Speech） 2025/03/29
2.	Comparison of Cardiac Volume and Hemodynamics One Year after TPVI with Cases of SPVR （Poster notice，General） 2025/03/28
3.	Prognostic Impact of Mitral Valve Sphericity Index after Transcatheter Edge-to edge Repair in Patients with Functional Mitral Regurgitation （Speech，General） 2025/03/28
4.	Coronary Artery Bypass Grafting Outcomes Using Arterial Grafts In Hemodialysis Patients （Speech） 2024/12/14
5.	Comparison of Hybrid Coronary Revascularization And Coronary Artery Bypass Grafting For Multivessel Coronary Lesions （Poster notice，General） 2024/12/13
6.	Super Skeletonized GEA Harvest （Speech） 2024/12/13
7.	Impella-supported off-pump CABG (ImCAB) for severe ischemic cardiomyopathy （Speech） 2024/11/13
8.	D-dimer Levels Predict Mortality in Patients with Temporary Mechanical Circulatory Support （Poster notice，General） 2024/03/10
9.	Hub and Spoke Model of Cardiogenic Shock Patients: The Role of Hub Hospital （Speech） 2024/03/09
10.	Development of pulsatile human cardiac tissue with vascularization and helical structure for direct circulation support through perivascular transplantation （Speech，Panelist at Symposium/Workshop (Applied)） 2023/03/12
11.	All Rterial In-situ Grafting （Speech） 2022/12/03
12.	How to Harvest and Deploy the GEA in All-Arterial Grafting Procedures （Speech） 2022/12/01
13.	Bentall手術の30年を超える遠隔成績の検討（Speech，Panelist at Symposium/Workshop (Other)） 2022/10/06
14.	症例提示（Speech） 2022/10/06
15.	My Strategies Using Bilateral Internal Thoracic Arteries for OPCAB （Panelist at Symposium/Workshop (Appointed)） 2022/05/28
16.	Open surgery for thoracoabdominal aortic aneurysm with the deep hypothermic circulatory arrest at our institution （Speech） 2022/03/27
17.	Straight incision with rib-cross (SIRC) approach for extended thoracic aortic aneurysm （Speech） 2022/03/27
18.	Mid-term Outcome of Off-pump Coronary Artery Bypass Grafting in Octogenarians （Speech） 2022/03/26
19.	GEA Harvesting 2021/12/05
20.	All arterial grafts OPCAB in multi-vessel disease: Techniques and long-term results （Speech） 2021/11/07
21.	The Possibility of Destination Therapy for Elderly Non-responder of Cardiac Resynchronization Therapy （Speech，General） 2021/03/29
22.	Clinical Features of Deteriorating Cardiogenic Shock Patients （Speech） 2021/03/28
23.	Characteristics of Advanced Heart Failure Patients Candidate to Ventricular Assist Devices as Destination Therapy （Speech，Panelist at Symposium/Workshop (Other)） 2021/03/26
24.	Basic Principles and Techniques of OPCAB Keynote Lecture （Speech） 2021/02/19
25.	My techniques: Graft Selection My Technique 3: GEA Sequential Graft （Speech） 2021/02/18
26.	ランチョンセミナー：Aortic strategy in Japan-Mechanical Heart Valve- （Speech） 2020/08/17
27.	Valvular surgery in elderly patients ; Tokyo women’s medical university experience （Speech，Panelist at Symposium/Workshop (Applied)） 2020/08/14
28.	Preoperative Transaortic Pressure Gradient Predicts Renal Functional Improvement after Transcatheter Aortic Valve Implantation in Patients with Chronic Kidney Disease （Speech，General） 2020/07/27
29.	Sutureless AVR : Rationale and Results （Speech，General） 2020/02/09
30.	OPCAB for Sick LV : State of the Art （Speech，General） 2020/02/08
31.	OPCAB for All CABG:Any Compromise? （Speech，General） 2020/02/07
32.	Reoperations long after arterial switch operation （Speech） 2020/01/18
33.	Four-dimensional flow MRI assessment of valvular flow characteristics: Systolic flow patterns, direction and velocity of supra-valvular jet in experimental bicuspid aortic valve models （Poster notice，General） 2019/12/09
34.	A Case Of Aborted Cardiac Death With Refractory Fatal Arrhythmia In A Patient After Off-pump Coronary Artery Bypass Grafting （Speech） 2019/12/06
35.	How I Avoid Sternal Dehiscence （Speech，Special/Invited Lecture） 2019/12/06
36.	Impact Of Inhaled Nitric Oxide In High-Risk Patients Underwent Coronary Artery Bypass Grafting （Speech） 2019/12/06
37.	What will it take to make GEA grafting mainstream? （Speech，Special/Invited Lecture） 2019/12/06
38.	Unique haemodynamics in the patient who underwent TAVR with apicoaortic conduit dysfunction （Speech） 2019/11/19
39.	SAVR with stentless valve in the TAVI era （Speech，Panelist at Symposium/Workshop (Appointed)） 2019/11/14
40.	Successful treatment with Impella in a patient with post-Total Arch Replacement with an open stent graft for type A acute aortic dissection （Poster notice，General） 2019/11/14
41.	Autograft Failure After the Ross Procedure and its Reoperation （Speech） 2019/11/08
42.	Bentall and redo-Konno operation for an adult with aortic para-prosthetic leak with root aneurysm （Speech） 2019/11/08
43.	A case with ischemic severe heart failure improved temporary after Autologous myoblast sheets transplantation therapy, but we could not save （Poster notice，General） 2019/10/04
44.	Myocardial flow reserve using 13N ammonia PET for detection of cardiac allograft vasculopathy in heart transplant patients （Poster notice，General） 2019/09/02
45.	Predictive Validity of Transit Time Flow Measurement (TTFM) for patency of CABG graft （Speech，General） 2019/07/11
46.	Simultaneous Transcatheter Aortic Valve Implantation and Off-Pump Coronary Artery Revascularization in High-Risk Patients （Speech） 2019/07/11
47.	Initial Experience of a Precurved Fenestrated/branched Convertible Endograft for Aortic Arch Lesions （Speech，General） 2019/06/12
48.	Successful surgical intervention for the dual left anterior descending artery with anomalous origin of the left anterior descending artery from the pulmonary artery （Speech，General） 2019/05/06
49.	Relay implantation of biological prostheses in the aortic position （Speech，Panelist at Symposium/Workshop (Appointed)） 2019/04/18
50.	Incidence and Predictors of Long-term Renal Function Deterioration after Implantation of a Centrifugal, Continuous-flow Device for Bridge to Transplant （Speech，General） 2019/04/05
51.	Myocardial Flow Reserve Using 13N Ammonia PET for Detection of Cardiac Allograft Vasculopathy （Poster notice，General） 2019/04/03
52.	13N Ammonia PET Myocardial Flow Reserve for Detection of Cardiac Allograft Vasculopathy in Heart Transplant Patients （Speech，General） 2019/03/30
53.	Management of Ventricular Arrhythmias in Patients with Implanted Ventricular Assist Devices （Speech，General） 2019/03/30
54.	Late Neoaortic Valve Regurgitation Long After Arterial Switch Operation （Speech，General） 2019/01/29
55.	The left-sided left atriotomy in systemic tricuspid valve replacement for the repaired corrected transposition of the great arteries. （Poster notice，General） 2019/01/12
56.	Evaluation of Hemodynamics of Aortic Insufficiency under LVAD Support （Speech，General） 2018/11/02
57.	Atypical Left Atrioventricular Valve Affected Surgical Outcome In Children With Incomplete And Transitional Atrioventricular Septal Defect （Poster notice，General） 2018/10/21
58.	Impact of congestion in worsening renal failure after implantation of a centrifugal, continuous-flow left ventricular device （Speech，General） 2018/08/27
59.	GEA:How I Harvest and Avoid Spasm （General） 2018/08/04
60.	Right hepatectomy with tumor thrombectomy under cardiopulmonary for hepatocellular carcinoma with tumor thrombus in the right atrium （Speech，General） 2018/06/02
61.	Outcomes of Aortic Reoperation after Surgery for Congenital Heart Disease （Poster notice，General） 2018/05/26
62.	Long-term Results of Intraventricular Repair of Transposition of the Great Arteries with Left Ventricular Outflow Tract Obstruction: Comparison of Rastelli Operation and REV Operation （Speech，General） 2018/05/25
63.	Long-term surgical results of Takayasu Aortitis （Speech，General） 2018/05/25
64.	The Outcome of Surgical Repair for Congenital Unilateral Absence of the Proximal Pulmonary Artery Contralateral to the Aortic Arch （Speech，General） 2018/05/25
65.	Current Insight of Left Main Disease; CABG Still Better? （Speech，Panelist at Symposium/Workshop (Appointed)） 2018/04/21
66.	Why OPCAB dies not fly (Discussion) （Speech，Panelist at Symposium/Workshop (Appointed)） 2018/04/21
67.	Choosing prosthetic heart valve for your patients-from surgery to TAVI (Discussion) （Speech，Panelist at Symposium/Workshop (Appointed)） 2018/04/19
68.	Surgical AF Ablation; Time for a paradigm shift （Speech，Panelist at Symposium/Workshop (Appointed)） 2018/04/19
69.	Long-Term Changes in Renal Function after Implantation of a Centrifugal-type, Continuous-flow Left Ventricular Assist Device （Speech，General） 2018/03/25
70.	Evaluation of acute cerebral infarction using 320-row area detector CT scanner in patients with implantable ventricular assist device （Speech，General） 2018/03/23
71.	Managements and Outcomes of Driveline Infections in Patients with Left Ventricular Assist Device （Poster notice，General） 2018/03/23
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■ Social activities

1.	2024/12	(Moderators) Coucurrent Session 4A： Coronary Surgery Video Masterclass I／10th INTERNATIONAL CORONARY CONGRESS
2.	2024/12	(Moderators) Coucurrent Session 6B： Abstract Session III ／10th INTERNATIONAL CORONARY CONGRESS
3.	2024/11	（座長）Invited Lecture 7：State-of-the Art Surgical Coronary Revascularization／第77回日本胸部外科学会定期学術集会
4.	2022/12	(Moderators) Case Discussion:Difficult Case：Topic 1. Lunch Session, Bailout Case／8th INTERNATIONAL CORONARY CONGRESS
5.	2019/12	(Moderator) Session 4A (Parallel Session): Avoiding Mediastinitis and Managing It When It Occurs/The 5th International Coronary Congress (ICC 2019)
6.	2019/12	(Moderator) Session 7A (Simultaneous Session): Gastroepiploic Artery Conduits/The 5th International Coronary Congress (ICC 2019)
7.	2019/11	(Chairperson) IFAO Symposium 12 Minimally invasive aortic valve procedures: MICS, sutureless valve, and TAVI / The 8th Meeting of the International Federation for Artificial Organs (IFAO 2019)
8.	2019/11	(Chairperson) Luncheon Seminar 2 "Intermediate-term outcome of 500 consecutive rapid-deployment surgical aortic valve procedures"/The 8th Meeting of the International Federation for Artificial Organs(IFAO 2019)
9.	2019/07	(Chairperson) Luncheon Seminar 5 "Full-Color Imaging Blood Flow Assessment Leads to CABG Revolution" / The 24th Annual Meeting of the Japanese Association for Coronary Artery Surgery
10.	2019/02	(Chairperson) Luncheon Seminar 1-C Full-Color Imaging Blood Flow Assessment Leads to CABG Revolution / The 49th Annual Meeting of the Japanese Society for Cardiovascular Surgery
11.	2019/02	(Chairperson) Selection of Prosthetic Heart Valves in D'Annunzio University of Chieti-Pescara, Italy / The 49th Annual Meeting of the Japanese Society for Cardiovascular Surgery
12.	2019/02	(Panellist) Leading the way as TAVI becomes the gold standard for treating aortic stenosis / PCR Tokyo Valves 2019
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■ Education

1.	1981/04～1987/03	Faculty of Medicine, Gunma University, Graduated,
2.	1987/04～1991/03	〔Doctoral course〕〔Doctorial Course〕, Faculty of Medicine, Tokyo Women's Medical University, Completed,