Yuji Ikari

Summary

Affiliation: Tokai University
Country: Japan

Publications

  1. doi request reprint Efficient distal tip size of primary guidewire for antegrade percutaneous coronary intervention in chronic total occlusion: The G-FORCE study
    Yuji Ikari
    Tokai University School of Medicine, Isehara, Japan Electronic address
    Int J Cardiol 227:94-99. 2017
  2. pmc Impact of menaquinone-4 supplementation on coronary artery calcification and arterial stiffness: an open label single arm study
    Yuji Ikari
    Department of Cardiovascular Medicine, Tokai University School of Medicine, 143 Shimokasuya, Isehara, 259 1193, Japan
    Nutr J 15:53. 2016
  3. ncbi request reprint Zero Contrast Coronary Intervention Using Intravascular Ultrasound Guidance in a Patient with Allergy to Contrast Medium
    Masakazu Nagaoka
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa 259 1193, Japan
    Tokai J Exp Clin Med 41:152-5. 2016
  4. doi request reprint Transradial and slender percutaneous coronary intervention: less invasive strategy in PCI
    Yuji Ikari
    Department of Cardiovascular Medicine, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259 1193, Japan
    Cardiovasc Interv Ther 25:60-4. 2010
  5. ncbi request reprint The Efficacy and Feasibility of Chronic Total Occlusion by Transradial Intervention: A Japanese Single-Center Retrospective Study
    Tsutomu Murakami
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259 1193, Japan
    J Invasive Cardiol 27:E177-81. 2015
  6. doi request reprint Usefulness of Everolimus-Eluting Coronary Stent Implantation in Patients on Maintenance Hemodialysis
    Yuji Ikari
    Department of Cardiovascular Medicine, Tokai University School of Medicine, Isehara, Japan Electronic address
    Am J Cardiol 116:872-6. 2015
  7. doi request reprint Initial results of carotid artery stenting in Japan
    Yuji Ikari
    Department of Cardiovascular Medicine, Tokai University Hospital, 143 Shimokasuya Isehara, Kanagawa, Japan
    Cardiovasc Interv Ther 28:37-44. 2013
  8. ncbi request reprint Sirolimus eluting coronary stent implantation in patients on maintenance hemodialysis: the OUCH study (outcome of cypher stent inhemodialysis patients)
    Yuji Ikari
    Department of Cardiovascular Medicine, Tokai University School of Medicine, Isehara, Japan
    Circ J 76:1856-63. 2012
  9. ncbi request reprint Assessment of sirolimus-eluting coronary stent implantation with aspirin plus low dose ticlopidine administration: one year results from CYPHER Stent Japan Post-Marketing Surveillance Registry (J-PMS)
    Yuji Ikari
    Tokai University School of Medicine, Isehara, Japan
    Circ J 73:1038-44. 2009
  10. ncbi request reprint Kissing balloon technique within a 5 Fr guiding catheter using 0.010 inch guidewires and 0.010 inch guidewire-compatible balloons
    Fuminobu Yoshimachi
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, Japan
    J Invasive Cardiol 19:519-24. 2007

Detail Information

Publications98

  1. doi request reprint Efficient distal tip size of primary guidewire for antegrade percutaneous coronary intervention in chronic total occlusion: The G-FORCE study
    Yuji Ikari
    Tokai University School of Medicine, Isehara, Japan Electronic address
    Int J Cardiol 227:94-99. 2017
    ..Although several new techniques have been introduced for CTO such as the retrograde approach, the fundamental question of what type of guidewire is the most appropriate as a primary guidewire in the antegrade approach has not been answered...
  2. pmc Impact of menaquinone-4 supplementation on coronary artery calcification and arterial stiffness: an open label single arm study
    Yuji Ikari
    Department of Cardiovascular Medicine, Tokai University School of Medicine, 143 Shimokasuya, Isehara, 259 1193, Japan
    Nutr J 15:53. 2016
    ..However, it is unknown whether supplemental menaquinone (MK)-4 can reduce CAC or arterial stiffness. To study the effect of MK-4 supplementation on CAC and brachial ankle pulse wave velocity (baPWV)...
  3. ncbi request reprint Zero Contrast Coronary Intervention Using Intravascular Ultrasound Guidance in a Patient with Allergy to Contrast Medium
    Masakazu Nagaoka
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa 259 1193, Japan
    Tokai J Exp Clin Med 41:152-5. 2016
    ..After PCI, stent expansion and a lack of edge dissection or incomplete apposition were confirmed by IVUS. Thus, PCI without contrast injection under IVUS may be feasible in selected patients with allergy to iodinated contrast. ..
  4. doi request reprint Transradial and slender percutaneous coronary intervention: less invasive strategy in PCI
    Yuji Ikari
    Department of Cardiovascular Medicine, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259 1193, Japan
    Cardiovasc Interv Ther 25:60-4. 2010
    ..In this article, current progress in this field using new devices is reviewed. The less invasive strategy such as TRI and slender PCI may be the future direction of PCI because they prevent complications and improve quality of life. ..
  5. ncbi request reprint The Efficacy and Feasibility of Chronic Total Occlusion by Transradial Intervention: A Japanese Single-Center Retrospective Study
    Tsutomu Murakami
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259 1193, Japan
    J Invasive Cardiol 27:E177-81. 2015
    ..To evaluate transradial intervention (TRI) for chronic total occlusion (CTO)...
  6. doi request reprint Usefulness of Everolimus-Eluting Coronary Stent Implantation in Patients on Maintenance Hemodialysis
    Yuji Ikari
    Department of Cardiovascular Medicine, Tokai University School of Medicine, Isehara, Japan Electronic address
    Am J Cardiol 116:872-6. 2015
    ..Late lumen loss in stent was 0.37 ± 0.63 mm at 8 months. In conclusion, EES had a high TVF rate and great late lumen loss in patients on HD compared with previous huge EES data in non-HD patients...
  7. doi request reprint Initial results of carotid artery stenting in Japan
    Yuji Ikari
    Department of Cardiovascular Medicine, Tokai University Hospital, 143 Shimokasuya Isehara, Kanagawa, Japan
    Cardiovasc Interv Ther 28:37-44. 2013
    ..Death or any stroke rate at 30 days was 2.7 % in asymptomatic and 5.5 % in symptomatic patients. The CASCARD study showed that the initial results of CAS in Japan are acceptable for both symptomatic and asymptomatic cases...
  8. ncbi request reprint Sirolimus eluting coronary stent implantation in patients on maintenance hemodialysis: the OUCH study (outcome of cypher stent inhemodialysis patients)
    Yuji Ikari
    Department of Cardiovascular Medicine, Tokai University School of Medicine, Isehara, Japan
    Circ J 76:1856-63. 2012
    ..Pivotal studies on drug-eluting stents have excluded hemodialysis (HD) patients. No quantitative coronary angiography (QCA) analysis has been reported...
  9. ncbi request reprint Assessment of sirolimus-eluting coronary stent implantation with aspirin plus low dose ticlopidine administration: one year results from CYPHER Stent Japan Post-Marketing Surveillance Registry (J-PMS)
    Yuji Ikari
    Tokai University School of Medicine, Isehara, Japan
    Circ J 73:1038-44. 2009
    ..Clinical data of sirolimus-eluting stent (SES) implantation are under investigation in Japan...
  10. ncbi request reprint Kissing balloon technique within a 5 Fr guiding catheter using 0.010 inch guidewires and 0.010 inch guidewire-compatible balloons
    Fuminobu Yoshimachi
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, Japan
    J Invasive Cardiol 19:519-24. 2007
    ..To perform the kissing balloon technique (KBT) with a 5 Fr guide catheter...
  11. ncbi request reprint Backup force of guiding catheters for the right coronary artery in transfemoral and transradial interventions
    Yuji Ikari
    Department of Cardiology, Tokai University of Medicine, Isehara, Japan
    J Invasive Cardiol 21:570-4. 2009
    ..We sought to clarify the mechanisms of backup force for right coronary artery intervention...
  12. doi request reprint Transradial intervention for patients with ST elevation myocardial infarction with or without cardiogenic shock
    Toshiharu Fujii
    Division of Cardiology, Tokai University School of Medicine, Isehara, Japan
    Catheter Cardiovasc Interv 83:E1-7. 2014
    ..To compare clinical outcomes between transradial (TRI) and transfemoral intervention (TFI) in primary percutaneous coronary intervention (PCI) in patients with ST elevation myocardial infarction (STEMI) with or without shock...
  13. doi request reprint Impact of vascular remodeling on the coronary plaque compositions: an investigation with in vivo tissue characterization using integrated backscatter-intravascular ultrasound
    Hiroki Takeuchi
    Division of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara 259 1193, Japan
    Atherosclerosis 202:476-82. 2009
    ..6+/-2.0% vs. 5.1+/-4.4%, p=0.026). In conclusions, PR lesions contain more lipid-rich and less hard plaque components compared with non-PR lesions, which may account for the higher incidence of ACS and plaque vulnerability...
  14. ncbi request reprint Analysis of right radial artery for transradial catheterization by quantitative angiography--anatomical consideration of optimal radial puncture point
    Toshiharu Fujii
    Division of Cardiology, Tokai University School of Medicine, Isehara, Japan
    J Invasive Cardiol 22:372-6. 2010
    ..To determine the optimal radial puncture point, we analyzed the anatomy and luminal diameter of the right radial artery (RA) by quantitative angiography...
  15. ncbi request reprint Analysis of peripheral arterial bends that interfere with coronary catheterization
    Naoki Masuda
    Department of Cardiology, Tokai University School of Medicine, Isehara, Kanagawa, Japan
    J Invasive Cardiol 22:197-203. 2010
    ..The aim of this study was to analyze the characteristics of peripheral arterial bends that interfere with coronary catheterization...
  16. ncbi request reprint Feasibility of 6 Fr intra-aortic balloon pumping via the femoral or brachial approach
    Toshiharu Fujii
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, 259 1193, Japan
    J Invasive Cardiol 24:641-4. 2012
    ..To demonstrate safety and efficacy of new 6 Fr intra-aortic balloon pumping (IABP) system...
  17. ncbi request reprint [Frequency and characteristics of incomplete stent apposition during and after sirolimus-eluting stent implantation]
    Hiroki Takeuchi
    Division of Cardiology, Department of Internal Medicine, Tokai University School of Medicine, Shimokasuya 143, Isehara, Kanagawa 259 1193
    J Cardiol 50:111-8. 2007
    ..Incomplete stent apposition (ISA) is frequently observed after sirolimus-eluting stent (SES) implantation. This study investigated the incidence, morphological features, and possible mechanisms of this phenomenon...
  18. ncbi request reprint Identification of high-risk Brugada syndrome patients by combined analysis of late potential and T-wave amplitude variability on ambulatory electrocardiograms
    Koichiro Yoshioka
    Department of Cardiovascular Medicine, Tokai University School of Medicine, Isehara, Japan
    Circ J 77:610-8. 2013
    ..Risk stratification is important in the management of Brugada syndrome (BrS). Late potentials (LPs) and T-wave amplitude variability (TAV) in high-resolution ambulatory electrocardiography (ECG) were retrospectively investigated...
  19. ncbi request reprint Nifekalant hydrochloride administration during cardiopulmonary resuscitation improves the transmural dispersion of myocardial repolarization: experimental study in a canine model of cardiopulmonary arrest
    Koichiro Yoshioka
    Department of Cardiology, Tokai University School of Medicine, Japan
    Circ J 70:1200-7. 2006
    ....
  20. ncbi request reprint Intravascular ultrasound criteria for determination of optimal longitudinal positioning of sirolimus-eluting stents
    Yoshihiro Morino
    Division of Cardiology, Tokai University School of Medicine, Isehara 259 1193, Japan
    Circ J 74:1609-16. 2010
    ..Several studies have indicated that the clinical outcomes of sirolimus-eluting stents (SES) are significantly associated with longitudinal positioning of the stent relative to the underlying plaque distribution...
  21. doi request reprint Two cases in which myocardial injury could be only evaluated by nuclear medicine studies on electric shock patients whose electrocardiogram and myocardial enzyme levels were normal
    Mari Amino
    Department of Cardiology, Tokai University School of Medicine, Isehara, Japan
    J Trauma 66:666-71. 2009
    ..Therefore, we attempted to diagnose transient myocardial damage in electric shock patients by using nuclear medicine study of the heart...
  22. doi request reprint Arrhythmogenic Substrates in Sleep-Disordered Breathing with Arterial Hypertension
    Mari Amino
    Department of Cardiovascular Medicine, Tokai University School of Medicine, Isehara, Japan
    Pacing Clin Electrophysiol 39:321-9. 2016
    ..Sympathetic hypertonia increases the risk of sudden cardiac death in patients with sleep apnea. This study aims to noninvasively investigate the electrophysiological features in SDB patients with and without arterial HT...
  23. doi request reprint A prospective multicenter registry of 0.010-inch guidewire and compatible system for chronic total occlusion: the PIKACHU registry
    Takashi Matsukage
    Department of Cardiology, Tokai University School of Medicine, Isehara, Japan
    Catheter Cardiovasc Interv 75:1006-12. 2010
    ..The aim of this study was to evaluate the safety and effectiveness of a 0.010-inch guidewire and a balloon catheter for treatment of chronic total occlusion (CTO)...
  24. pmc Safety and feasibility of the new 5 Fr Glidesheath Slender
    Fuminobu Yoshimachi
    Department of Cardiology, Tokai University School of Medicine, 143 Shimo Kasuya, Isehara, Kanagawa, 259 1193, Japan
    Cardiovasc Interv Ther 31:38-41. 2016
    ..One coronary artery perforation caused by a guidewire was reported, but it was unrelated to the sheath introducer. The new 5 Fr GSS was safe and feasible for transradial angiography and transradial intervention...
  25. ncbi request reprint Functional formula to determine adequate balloon diameter of simultaneous kissing balloon technique for treatment of bifurcated coronary lesions: clinical validation by volumetric intravascular ultrasound analysis
    Yoshihiro Morino
    Division of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara 259 1193, Japan
    Circ J 72:886-92. 2008
    ..However, determination of adequate diameters of the 2 balloons remains difficult because of lack of a working index...
  26. ncbi request reprint Impact of a single universal guiding catheter on door-to-balloon time in primary transradial coronary intervention for ST segment elevation myocardial infarction
    Sho Torii
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, 259 1193, Kanagawa, Japan
    Cardiovasc Interv Ther . 2016
    ..Primary PCI with a single universal guiding catheter reduced D2B time by skipping several procedural steps, and reduced the total number of catheters needed. This technique could reduce patient mortality as well as total medical cost...
  27. doi request reprint Coronary angiographic characteristics that influence fractional flow reserve
    Makoto Natsumeda
    Department of Cardiology, Tokai University Hospital
    Circ J 79:802-7. 2015
    ....
  28. doi request reprint Simultaneous Intravascular Ultrasound Usage Overcomes Misinterpretation When Evaluating Lipid-Rich Plaques With Optical Frequency Domain Imaging--Ex Vivo Study
    Sho Torii
    Department of Cardiology, Tokai University School of Medicine
    Circ J 79:2641-7. 2015
    ....
  29. ncbi request reprint Usefulness of Continuous 24-hour Ventricular Late Potential to Predict Prognosis in Patients with Heart Failure
    Atsushi Matsuzaki
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa 259 1193, Japan
    Tokai J Exp Clin Med 39:128-36. 2014
    ....
  30. ncbi request reprint Diagnostic accuracy of Global Registry of Acute Coronary Events (GRACE) risk score in ST-elevation myocardial infarction for in-hospital and 360-day mortality in Japanese patients
    Toshiharu Fujii
    Department of Cardiology, Tokai University School of Medicine
    Circ J 78:2950-4. 2014
    ..1% and 15.5%, respectively. Area under the ROC curve, which describes the diagnostic accuracy of the GRACE 1.0 predicted in-hospital mortality and the GRACE 2.0 predicted 360-day mortality, was as high as 0.95 and 0.92, respectively...
  31. doi request reprint A new 0.010-inch guidewire and compatible balloon catheter system: the IKATEN registry
    Takashi Matsukage
    Department of Cardiology, Tokai University School of Medicine, Isehara, Kanagawa, Japan
    Catheter Cardiovasc Interv 73:605-10. 2009
    ..To evaluate the safety and feasibility of a new 0.010-inch guidewire and a specialized balloon catheter for the 0.010-inch guidewire in routine percutaneous coronary intervention (PCI)...
  32. doi request reprint Upfront thrombus aspiration in primary coronary intervention for patients with ST-segment elevation acute myocardial infarction: report of the VAMPIRE (VAcuuM asPIration thrombus REmoval) trial
    Yuji Ikari
    Department of Cardiology, Tokai University School of Medicine, Isehara, Japan
    JACC Cardiovasc Interv 1:424-31. 2008
    ..This study evaluated safety and efficacy of upfront thrombus aspiration during primary percutaneous coronary intervention (PCI) in patients with ST-segment elevation myocardial infarction (STEMI)...
  33. ncbi request reprint Coronary flow improvement following unsuccessful primary percutaneous coronary intervention in ST-elevation myocardial infarction with diffuse ectatic coronary artery
    Toshiharu Fujii
    Division of Cardiology, Tokai University School of Medicine, Isehara, Japan
    Eur Heart J Acute Cardiovasc Care . 2016
    ..However, clinical and angiographic outcomes of such patients are uncertain. The present study examined clinical and angiographic outcomes in STEMI incorporating giant coronary artery with diffuse ectasia...
  34. ncbi request reprint Late Potential as a Predictor of re-Hospitalization after Percutaneous Coronary Intervention for Acute Coronary Syndrome
    Mari Nakamura
    Department of Cardiovascular Medicine, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa 259 1193, Japan
    Tokai J Exp Clin Med 41:172-180. 2016
    ..The aim of this study was to investigate the significance of late potential (LP) after percutaneous coronary intervention (PCI) in acute coronary syndrome (ACS)...
  35. doi request reprint Transcatheter closure of atrial septal defect protects from pulmonary edema: septal occluder device gradually reduces LR shunt
    Tsutomu Murakami
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259 1193, Japan
    Heart Vessels 32:101-104. 2017
    ..7) and PAP of 51/21(32) was confirmed. Diuretic therapy was introduced which led to further decrease of PAP 40/12(25) and Qp/Qs (1.1). Because of gradual decrease of Qp/Qs, this patient appeared to be protected from acute pulmonary edema...
  36. doi request reprint Does Antiarrhythmic Drug During Cardiopulmonary Resuscitation Improve the One-month Survival: The SOS-KANTO 2012 Study
    Mari Amino
    Tokai University School of Medicine, Kanagawa, Japan Tokyo Bay Urayasu Ichikawa Medical Center, Chiba, Japan Saitama Red Cross Hospital, Saitama, Japan Nihon University Surugadai Hospital, Tokyo, Japan Nihon University School of Medicine, Tokyo, Japan National Cerebral and Cardiovascular Center Hospital, Osaka, Japan National Center of Neurology and Psychiatry, Tokyo, Japan Tokyo Women s Medical University Hospital, Tokyo, Japan and Yokohama City University Medical Center, Kanagawa, Japan
    J Cardiovasc Pharmacol 68:58-66. 2016
    ..This study retrospectively evaluated the effect of AAD administration during CPR on 1-month prognosis in the SOS-KANTO 2012 study population...
  37. ncbi request reprint The physics of guiding catheters for the left coronary artery in transfemoral and transradial interventions
    Yuji Ikari
    Tokai University School of Medicine, Isehara, Kanagawa, Japan
    J Invasive Cardiol 17:636-41. 2005
    ..The backup force of a guiding catheter is important for successful percutaneous coronary intervention (PCI), however, no theory has been proposed thus far regarding the factors involved in its generation...
  38. doi request reprint Intravascular ultrasound-guided percutaneous coronary interventions with minimum contrast volume for prevention of the radiocontrast-induced nephropathy: report of two cases
    Nobuhiko Ogata
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, Japan
    Cardiovasc Interv Ther 26:83-8. 2011
    ..No CIN occurred after either procedure. The IVUS-guided minimum contrast PCI could be a promising option for the prevention of CIN after PCI. ..
  39. pmc A multicenter, open-label study of an intravenous short-acting β1-adrenergic receptor antagonist landiolol hydrochloride for coronary computed tomography angiography by 16-slice multi-detector computed tomography in Japanese patients with suspected ischem
    Masaharu Hirano
    Department of Cardiology, Tokyo Medical University, 6 7 1, Nishi Shinjuku, Shinjuku, Tokyo, 160 0023, Japan
    Drugs R D 14:185-94. 2014
    ..During coronary computed tomography (CT) angiography (CCTA), β-blockers (β-adrenergic receptor antagonists) have commonly been used to lower heart rate and improve image quality...
  40. doi request reprint Impact of transient or persistent slow flow and adjunctive distal protection on mortality in ST-segment elevation myocardial infarction
    Toshiharu Fujii
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, 259 1193, Japan
    Cardiovasc Interv Ther 30:121-30. 2015
    ..0114). Our data confirm that routine distal protection is not to be recommended. However, it is suggested that it could reduce mortality of patients with slow flow. Predicting slow flow accurately before PCI, however, remains a challenge...
  41. doi request reprint A case of percutaneous coronary intervention procedure successfully bailed out from multiple complications in hemodialysis patient
    Yota Kawamura
    Cardiovascular Center, Sagamihara Kyodo Hospital, 2 8 18 Hashimoto, Midori ku, Sagamihara, Kanagawa, Japan
    Cardiovasc Interv Ther 28:76-80. 2013
    ..We could remove this wire with gooseneck snare. Finally, we successfully implanted stents in the mid RCA with balloon anchor technique and to the proximal RCA...
  42. ncbi request reprint Successful transradial intervention for two lesions with dual anomalous origins of coronary arteries
    Naoki Masuda
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259 1193, Japan
    J Invasive Cardiol 23:E117-20. 2011
    ..Here we describe previously unreported dual anomalous origins of coronary arteries associated with significant atherosclerotic lesions, which were successfully treated by 5 Fr transradial approach intervention...
  43. doi request reprint A simple method preventing tangling of the guidewires during percutaneous coronary intervention for bifurcation lesions
    Naoki Masuda
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259 1193, Japan
    Cardiovasc Interv Ther 26:117-23. 2011
    ..9 vs. 7.3%, p = 0.014). The manipulation of several guidewires utilizing gauze method will be a useful technique for reducing tangle of the guidewires during the procedure of kissing balloon technique. ..
  44. doi request reprint Impact of the origin of the collateral feeding donor artery on short-term mortality in ST-elevation myocardial infarction with comorbid chronic total occlusion
    Toshiharu Fujii
    Division of Cardiology, Tokai University School of Medicine, Isehara, Japan
    Int J Cardiol 218:158-63. 2016
    ..This study examined the impact of collateral feeding donor arteries from an infarct-related artery (IRA) or non-IRA to the comorbid CTO segment in regard to STEMI short-term mortality...
  45. doi request reprint Collateral filling efficiency of comorbid chronic total occlusion segment on short-term mortality in ST-elevation myocardial infarction
    Toshiharu Fujii
    Division of Cardiology, Tokai University School of Medicine, Isehara, Japan
    Int J Cardiol . 2016
    ..The present study examined the relationship between collateral filling of CTO segments and short-term mortality in patients with STEMI with a comorbid CTO lesion...
  46. ncbi request reprint Clinical outcomes in patients with acute hemodynamic collapse supported by extracorporeal life support
    Toshiharu Fujii
    Division of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, 259 1193, Japan
    Intern Emerg Med . 2016
    ..However, witnessed CPA with bystander CPR and a less than 40 min interval from CPA to start of ECLS were suggested as factors associated with survival in these CPA patients...
  47. pmc Comparison of Vascular Responses Following New-Generation Biodegradable and Durable Polymer-Based Drug-Eluting Stent Implantation in an Atherosclerotic Rabbit Iliac Artery Model
    Gaku Nakazawa
    Department of Cardiology, Tokai University School of Medicine, Isehara, Kanagawa, Japan
    J Am Heart Assoc 5:. 2016
    ....
  48. ncbi request reprint Comparison of in vivo longitudinal strength and conformability following stent implantation in rabbit iliac artery
    Sho Torii
    Tokai University School of Medicine, Cardiology, 143 Shimokasuya, Isehara, Kanagawa 2591193, Japan
    J Invasive Cardiol 26:64-9. 2014
    ..The aim of this study was to determine the in vivo longitudinal strength and conformability of various stent platforms following stent implantation in rabbit iliac arteries...
  49. doi request reprint Impact of transport pathways on the time from symptom onset of ST-segment elevation myocardial infarction to door of coronary intervention facility
    Toshiharu Fujii
    Division of Cardiology, Tokai University School of Medicine, Isehara, Japan
    J Cardiol 64:11-8. 2014
    ..Although the onset-to-door (OTD) time accounts for a large portion of the total ischemic time, factors affecting prolongation of the OTD time are not established...
  50. ncbi request reprint Management and two-year long-term clinical outcome of acute coronary syndrome in Japan: prevention of atherothrombotic incidents following ischemic coronary attack (PACIFIC) registry
    Hiroyuki Daida
    Department of Cardiology, Juntendo University Graduate School of Medicine, Tokyo, Japan
    Circ J 77:934-43. 2013
    ..The objective of this study was to clarify the treatment status and long-term outcomes in Japanese ACS patients...
  51. doi request reprint Year-long upregulation of connexin43 in rabbit hearts by heavy ion irradiation
    Mari Amino
    Dept of Cardiology, Tokai Univ School of Medicine, Isehara, Japan
    Am J Physiol Heart Circ Physiol 298:H1014-21. 2010
    ..This long-lasting remodeling effect on gap junctions may open the pathway to novel therapy against life threatening ventricular arrhythmias in structural heart disease...
  52. ncbi request reprint Atrial fibrillation induced by applying acetylcholine to subadventitial layer of pulmonary vein in normal canine heart
    Kumiko Adachi
    Division of Cardiovascular Medicine, Department of Internal Medicine, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa 259 1193, Japan
    Tokai J Exp Clin Med 35:1-12. 2010
    ....
  53. ncbi request reprint A novel method of PercuSurge distal protection in a five French guiding catheter without an Export aspiration catheter
    Fuminobu Yoshimachi
    Department of Cardiology, Aomori Prefectural Central Hospital, 2 1 1 Higashi Tsukurimichi, Aomori City, 030 8553, Japan
    J Invasive Cardiol 20:168-72. 2008
    ..To address these problems, we developed a new method of use for the PS system using a deeply-engaged 5 Fr GC as an aspiration catheter instead of the Export aspiration catheter...
  54. doi request reprint Evaluation of coronary arterial calcification - Ex-vivo assessment by optical frequency domain imaging
    Takeshi Ijichi
    Tokai University School of Medicine, Kanagawa, 259 1193, Japan
    Atherosclerosis 243:242-7. 2015
    ....
  55. doi request reprint Incidence of Positive Ventricular Late Potentials Differs in Postural Changes among Supine, Left, and Right Lateral Decubitus, and Prone and Sitting Positions in Brugada Syndrome
    Koichiro Yoshioka
    Department of Cardiovascular Medicine, Tokai University School of Medicine, Isehara, Japan
    Ann Noninvasive Electrocardiol 20:488-97. 2015
    ..However, the correlation between postural changes and LP determinates remains unknown...
  56. ncbi request reprint Angiographic evaluation of right upper-limb arterial anomalies: implications for transradial coronary interventions
    Toshiharu Fujii
    Division of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, 259 1193, Japan
    J Invasive Cardiol 22:536-40. 2010
    ....
  57. pmc Dose-finding study of landiolol hydrochloride: a short-acting β1-blocker for controlling heart rate during coronary computed-tomography angiography in Japan
    Masaharu Hirano
    Department of Cardiology, Tokyo Medical University, 6 7 1, Nishi Shinjuku, Shinjuku ku, Tokyo, 160 0023, Japan
    Adv Ther 30:803-18. 2013
    ..Landiolol hydrochloride is an intravenous β1-blocker with a very short half-life. We investigated the efficacy and optimal dose of this drug for reduction of heart rate in patients undergoing CCTA...
  58. ncbi request reprint Effects of a combination of losartan and hydrochlorothiazide in patients with hypertension and a history of heart failure
    Shigetaka Kanda
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa 259 1193, Japan
    Tokai J Exp Clin Med 39:1-4. 2014
    ..To evaluate the switching from an angiotensin receptor blocker (ARB) to a drug combination containing an ARB and a diuretic drug in terms of effects on hypertension, cardiac load, and cardiac function...
  59. doi request reprint Transradial coronary angiography with virtual 1 French, sheathless 3 French catheter
    Takeshi Ijichi
    Department of Cardiology, Tokai University School of Medicine, Kanagawa, Japan
    Catheter Cardiovasc Interv 82:E676-7. 2013
    ..We only needed 4 min to achieve hemostasis with manual compression after catheter withdrawal in this case...
  60. ncbi request reprint Stent implantation for diffuse and multiple coronary spasm in a patient with variant angina refractory to optimal medical therapy
    Atsuhiko Sugimoto
    Department of Internal Medicine, Division of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa 259 1193, Japan
    J Invasive Cardiol 19:E320-3. 2007
    ..A total of 5 stents were implanted for full coverage of the spastic segments. Spasm could not be provoked by repeating the challenge test after stenting. He has been asymptomatic for 8 months since the procedure...
  61. ncbi request reprint Investigation of a Correlation between Thoracic Vertebra Hyperplasia and Relapse in Paroxysmal Atrial FIbrillation Patients Following Extended Pulmonary Vein Isolation
    Tadashi Hashida
    Department of Cardiovascular Medicine, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa 259 1193, Japan
    Tokai J Exp Clin Med 41:163-8. 2016
    ..No statistically significant differences were observed between the two groups for any other background factors. Our results suggested that thoracic vertebra hyperplasia could be a marker for predicting relapse after PVI in pAF patients. ..
  62. ncbi request reprint Comparison of the endothelial coverage in everolimus and zotarolimus-eluting stents in normal, atherosclerotic, and bifurcation rabbit iliac arteries
    Sho Torii
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259 1193, Japan
    Cardiovasc Interv Ther . 2016
    ..EES showed a better stent endothelial coverage compared with R-ZES after stent implantation in the early phase in normals, in arteries with lipid rich plaque, and in bifurcation stented sites...
  63. ncbi request reprint A Prospective Multicenter Study Using a Virtual 3 Fr Percutaneous Coronary Intervention System: The V3 Registry
    Fuminobu Yoshimachi
    Department of Cardiology, Tokai University School of Medicine, 143 Shimo Kasuya, Isehara, Kanagawa 259 1193, Japan
    J Invasive Cardiol 29:16-23. 2017
    ..To evaluate the safety and feasibility of virtual 3 Fr (V3), sheathless 5 Fr percutaneous coronary intervention (PCI)...
  64. pmc A randomized, double-blind, placebo-controlled, phase III study of the short-acting β1-adrenergic receptor blocker landiolol hydrochloride for coronary computed tomography angiography in Japanese patients with suspected ischemic cardiac disease
    Masaharu Hirano
    Department of Cardiology, Tokyo Medical University, 6 7 1, Nishi Shinjuku, Shinjuku ku, Tokyo, 160 0023, Japan
    Clin Drug Investig 34:53-62. 2014
    ..During CCTA, β-adrenergic receptor blockers have been commonly used to lower heart rate and improve image quality...
  65. ncbi request reprint Images in cardiovascular medicine. Acute coronary syndrome due to intramural hematoma
    Hisanori Fujikura
    Fujikura Clinic, 2 14 7, Utsukushigaoka, Aobaku, Yokohama, Kanagawa, 225 0002, Japan
    Circulation 114:e644-5. 2006
  66. doi request reprint The PACIFIC (Prevention of AtherothrombotiC Incidents Following Ischemic Coronary attack) Registry: Rationale and design of a 2-year study in patients initially hospitalised with acute coronary syndrome in Japan
    Katsumi Miyauchi
    Department of Cardiovascular Medicine, Juntendo University, Bunkyo ku, Tokyo, Japan
    Cardiovasc Drugs Ther 24:77-83. 2010
    ..Up-to-date Japanese epidemiological real world data are required to construct optimal evidence-based Japanese guidelines for the management of patients with ACS...
  67. ncbi request reprint Simultaneous triple-balloon inflation technique within a 6 Fr guiding catheter for a trifurcation lesion
    Takashi Matsukage
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259 1193, Japan
    J Invasive Cardiol 20:E210-4. 2008
    ..The other advantage of the simultaneous triple-balloon inflation was to obtain an almost complete round circle (symmetry index 0.9) at the left main coronary artery by intravascular ultrasound imaging...
  68. doi request reprint Nifekalant Hydrochloride and Amiodarone Hydrochloride Result in Similar Improvements for 24-Hour Survival in Cardiopulmonary Arrest Patients: The SOS-KANTO 2012 Study
    Mari Amino
    Tokai University School of Medicine, Kanagawa, Japan Nihon University Surugadai Hospital, Tokyo, Japan Tokyo Bay Urayasu Ichikawa Medical Center, Chiba, Japan Saitama Red Cross Maebashi Hospital, Saitama, Japan Nihon University School of Medicine, Tokyo, Japan National Cerebral and Cardiovascular Center Hospital, Osaka, Japan National Center of Neurology and Psychiatry, Tokyo, Japan Tokyo Women s Medical University Hospital, Tokyo, Japan and Yokohama City University Medical Center, Kanagawa, Japan
    J Cardiovasc Pharmacol 66:600-9. 2015
    ..This study retrospectively investigated the NIF potency and the differential effects of 2 initial AMD doses (≤150 mg or 300 mg) in the Japanese SOS-KANTO 2012 study population...
  69. doi request reprint One-year follow-up and convalescence evaluated by nuclear medicine studies and 24-hour holter electrocardiogram in 11 patients with myocardial injury due to a blunt chest trauma
    Mari Amino
    Department of Cardiology, Tokai University School of Medicine, Isehara, Japan
    J Trauma 66:1308-10. 2009
    ..Therefore, we prospectively performed NMSH and Holter electrocardiogram (ECG) in the early and chronic stages for a cardiac injury patient, and we longitudinally examined the recovery process and the occurrence of fatal arrhythmia...
  70. ncbi request reprint [Treatment for coronary artery calcification]
    Yuji Ikari
    Tokai University School of Medicine, Department of Cardiology
    Clin Calcium 17:381-5. 2007
    ..Rotablator or laser atherectomy are candidates for the treatment in coronary intervention. In bypass surgery, calcified area should be avoided for anastomosis. Treatment for coronary calcification itself is not standardized at present...
  71. ncbi request reprint Successful transradial intervention by switching from 6 French to 5 French guiding catheter
    Takashi Matsukage
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Japan 259 1143
    J Invasive Cardiol 23:E153-5. 2011
    ..When a catheter cannot be advanced in a tortuous vessel during transradial intervention, downsizing the catheter is an option to reduce resistance and enable successful PCI without access-site crossover...
  72. doi request reprint A multicenter randomized comparison of paclitaxel-coated balloon catheter with conventional balloon angioplasty in patients with bare-metal stent restenosis and drug-eluting stent restenosis
    Seiji Habara
    Department of Cardiology, Kurashiki Central Hospital, Kurashiki, Japan Electronic address
    Am Heart J 166:527-33. 2013
    ..The aim of this study was to investigate the efficacy and safety of paclitaxel-coated balloon (PCB) for the treatment of the bare-metal stent restenosis (BMS-ISR) and drug-eluting stent restenosis (DES-ISR)...
  73. ncbi request reprint [Mobile mass attached to the tricuspid valve]
    Hiroki Takeuchi
    Division of Cardiology, Tokai University School of Medicine, Kanagawa
    J Cardiol 47:215-7. 2006
  74. ncbi request reprint A case of acute myocardial infarction due to coronary spasm in the myocardial bridge
    Daisuke Fujibayashi
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, Japan 259 1193
    J Invasive Cardiol 20:E217-9. 2008
    ..Although a beta-blocker is usually the appropriate drug, it should be avoided for coronary spasm. The spasm provocation test is useful to determine the type of medication needed for treatment...
  75. ncbi request reprint Platypnea-orthodeoxia syndrome caused by a latent atrial septal defect
    Hiroto Takiguchi
    Department of Pulmonary Medicine, Tokai University School of Medicine, Japan
    Intern Med 52:1809-11. 2013
    ..An ASD should therefore be included in the differential diagnosis of platypnea-orthodeoxia syndrome, regardless of the patient's age. ..
  76. doi request reprint Plaque protrusion detected by intravascular ultrasound during carotid artery stenting
    Norihiko Shinozaki
    Department of Cardiology, Tokai University School of Medicine, Isehara, Japan Electronic address
    J Stroke Cerebrovasc Dis 23:2622-5. 2014
    ..Although the cause of late stroke after CAS is unknown, plaque protrusion may be one of the potential causes. This study aims to assess the rate of plaque protrusion during CAS by intravascular ultrasound (IVUS)...
  77. ncbi request reprint Development of Fingertip Synchrotron Radiation Microangiography toward Clinical Prediction of Diabetic Microangiopathy
    Toshiharu Fujii
    Division of Physiology and Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa 259 1193, Japan
    Tokai J Exp Clin Med 40:1-7. 2015
    ..The spatial resolution of conventional angiographic systems is not enough to predict diabetic microangiopathy in arterioles (20-200 µm)...
  78. doi request reprint Safety margin of minimized contrast volume during percutaneous coronary intervention in patients with chronic kidney disease
    Nobuhiko Ogata
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, Japan
    Cardiovasc Interv Ther 29:209-15. 2014
    ..8 and 31 %, respectively (p = 0.01). Extreme reduction of CV to a CV/eGFR ratio <1.0 may reduce CI-AKI and achieve better clinical outcomes following PCI in patients with severe CKD. ..
  79. doi request reprint Effective emergent endovascular recanalization for acute coronary syndrome with left subclavian artery occlusion in a prior coronary artery bypass graft patient
    Norihiko Shinozaki
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, Japan
    Cardiovasc Interv Ther 29:368-71. 2014
    ..Acute coronary syndrome due to SCA occlusion after CABG using LIMA was rare, but we have to consider the possibility. Endovascular therapy to SCA lesion might be a proper strategy for these cases...
  80. doi request reprint Comparison of vascular response between durable and biodegradable polymer-based drug-eluting stents in a porcine coronary artery model
    Gaku Nakazawa
    Department of Cardiology, Tokai University School of Medicine, Isehara, Kanagawa, Japan
    EuroIntervention 10:717-23. 2014
    ..These results indicate that the late inflammatory reaction does not necessarily depend on degradability of the polymer, if the combination of the drug, metal, and polymer is biocompatible...
  81. doi request reprint Potential cause of delayed strokes following carotid artery stenting
    Nobuhiko Ogata
    Department of Cardiovascular Medicine, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, Japan
    Cardiovasc Interv Ther 29:52-4. 2014
    ..We hereby report the representative IVUS finding, which might suggest the possible cause for delayed stroke after CAS. ..
  82. doi request reprint Initial results of transradial iliac artery stenting
    Norihiko Shinozaki
    1Department of Cardiology, Tokai University School of Medicine, Isehara, Japan
    Vasc Endovascular Surg 48:51-4. 2014
    ..However, transradial intervention is less invasive than the transfemoral approach. We evaluated initial results of transradial iliac artery stenting...
  83. ncbi request reprint [Diagnosis and Intervention for calcified coronary artery disease--role of multi-slice CT]
    Yuji Ikari
    Tokai University School of Medicine, Department of Cardiology
    Clin Calcium 15:143-8. 2005
    ..Recent development of multi-slice CT (MDCT) has made it possible to diagnose coronary stenoses non-invasively. Coronary calcification is easily detected using MDCT, however, quantification of stenosis is difficult in calcified lesions...
  84. ncbi request reprint Magnetic resonance imaging of acute myocardial infarction
    Yoshihiro Morino
    Division of Cardiology, Tokai University School of Medicine, Kanagawa
    J Cardiol 48:115-8. 2006
  85. ncbi request reprint Hypertensive patients with carotid artery plaque exhibit increased platelet aggregability
    Yuichi Fusegawa
    Atherosclerosis Prevention Center, Sagamidai Hospital, 6 24 28, Sagamigaoka, Zama, Kanagawa, Japan
    Thromb Res 117:615-22. 2006
    ..Platelets play an important role in myocardial infarction and ischemic stroke events, but whether platelet aggregability is related to early stage arteriosclerosis remains unclear...
  86. ncbi request reprint Can nifekalant hydrochloride be used as a first-line drug for cardiopulmonary arrest (CPA)? : comparative study of out-of-hospital CPA with acidosis and in-hospital CPA without acidosis
    Koichiro Yoshioka
    Department of Cardiology, Tokai University School of Medicine, 143 Shimokasuya, Isehara 259 1193, Japan
    Circ J 70:21-7. 2006
    ..However, little is known about the differences in the effect of NIF on OHCPA with acidosis and in-hospital CPA (IHCPA) without acidosis...
  87. ncbi request reprint The impact of metallic allergy on stent implantation: metal allergy and recurrence of in-stent restenosis
    Raisuke Iijima
    The Division of Cardiology, Mitsui Memorial Hospital, Tokyo, Japan
    Int J Cardiol 104:319-25. 2005
    ..We hypothesized that mechanism of restenosis is different between initial stent implantation and dilatation for ISR. Thus, we studied metallic allergy and restenosis in these two different situations separately...
  88. ncbi request reprint Improved performance of a new thrombus aspiration catheter: outcomes from in vitro experiments and a case presentation
    Masami Sakurada
    Division of Cardiology, Sekishinkai Sayama Hospital, Sayama, Japan
    Catheter Cardiovasc Interv 63:299-306. 2004
    ..Since protection of microcirculation in coronary reperfusion may be essential in acute myocardial infarction, TVAC is a promising device to help achieve this goal...
  89. ncbi request reprint The impact of cutting balloon angioplasty for the treatment of diffuse in-stent restenosis
    Raisuke Iijima
    Division of Cardiology, Mitsui Memorial Hospital, 1 Kanda Izumicho Chiyoda ku, Tokyo, 101 8643, Japan
    J Invasive Cardiol 15:427-31. 2003
    ..To determine the comparable safety and efficacy of cutting balloon angioplasty (CBA) and balloon angioplasty (BA) for diffuse in-stent restenosis (ISR)...
  90. ncbi request reprint Prevalence of carotid artery stenosis in patients with coronary artery disease in Japanese population
    Shuzou Tanimoto
    Division of Cardiology, Mitsui Memorial Hospital, Tokyo, Japan
    Stroke 36:2094-8. 2005
    ..Prevalence of carotid artery stenosis in patients with coronary artery disease (CAD) is unknown in Japanese population...
  91. ncbi request reprint Cutting balloon angioplasty is superior to balloon angioplasty or stent implantation for small coronary artery disease
    Raisuke Iijima
    Division of Cardiology, Mitsui Memorial Hospital, Tokyo, Japan
    Coron Artery Dis 15:435-40. 2004
    ..3%; stent, 33.3%; p=0.036). The CBA procedure provided superior angiographic and clinical outcomes to the stenting or BA. The CBA may be a cost-effective and reasonable approach for the treatment of lesions in small coronary diseases...
  92. ncbi request reprint Rapid diagnosis and management of intraoperative myocardial infarction during valvular surgery: using intraoperative transesophageal echocardiography followed by emergency coronary artery bypass grafting without coronary angiography
    Hiroyoshi Nakajima
    Division of Cardiology, Mitsui Memorial Hospital, Tokyo, Japan
    Echocardiography 22:834-8. 2005
    ..This procedure resulted in survival of a potentially life-threatening situation. In selected cases, this therapeutic strategy may lead to reduction of mortality as a result of the intraoperative myocardial infarction...
  93. ncbi request reprint Matrix Gla protein is associated with coronary artery calcification as assessed by electron-beam computed tomography
    Shuichi Jono
    Department of Metabolism, Endocrinology and Molecular Medicine, Osaka City University Graduate School of Medicine, 1 4 3 Asahi machi, Abeno Ku, Osaka 545 8585, Japan
    Thromb Haemost 91:790-4. 2004
    ..We found that serum MGP levels are inversely correlated with the severity of CAC. These data suggest a possible role for MGP in the development of vascular calcification...
  94. ncbi request reprint Initial characterization of Ikari Guide catheter for transradial coronary intervention
    Yuji Ikari
    Division of Cardiology, Mitsui Memorial Hospital, 1, Kanda Izumi cho, Chiyoda ku, Tokyo, 101 8643, Japan
    J Invasive Cardiol 16:65-8. 2004
    ..1 12.2 minutes and 184 61 ml, respectively). These preliminary data suggest that an acceptable success rate can be achieved in TRI using appropriate guides, such as an Ikari catheter...
  95. ncbi request reprint Enhanced extracellular matrix accumulation in restenosis of coronary arteries after stent deployment
    Ick Mo Chung
    Department of Pathology, University of Washington, Seattle, USA
    J Am Coll Cardiol 40:2072-81. 2002
    ..The goal of this study was to evaluate the cellular and extracellular composition of human coronary arterial in-stent restenosis after various periods of time following stent deployment...
  96. ncbi request reprint Pathologic analysis of restenosis following percutaneous transluminal mitral commissurotomy
    Takahiro Tsuji
    Division of Cardiology, Mitsui Memorial Hospital, Tokyo, Japan
    Catheter Cardiovasc Interv 57:205-10. 2002
    ..Therefore, restenosis is not due to recurrence of fusion in commissures in these Japanese patients. Histologic and echocardiographic findings suggest that restenosis is based on end-stage valvular disease...
  97. ncbi request reprint Serum osteoprotegerin levels are associated with the presence and severity of coronary artery disease
    Shuichi Jono
    Department of Metabolism, Endocrinology and Molecular Medicine, Osaka City University Graduate School of Medicine, Osaka, Japan
    Circulation 106:1192-4. 2002
    ..We examined whether serum OPG levels are associated with the progression of coronary artery disease (CAD)...