Tags Archives: cardioplegia

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Myocardial Protection with Cardioplegia in Cardiac Surgery: Optimizing Where We Are Now and Setting Goals for Where We Could Go…

Abstract The administration of cardioplegia is a core component of the multimodal approach to myocardial protection during cardiac surgery with cardiopulmonary bypass., An ideal cardioplegia solution should facilitate rapid cardiac arrest,..

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Propofol-supplemented cardioplegia: A multicenter blinded 3-group randomized trial (Propofol for Myocardial Protection Trial 2: ProMPT2)

Abstract Objective Coronary artery bypass grafting using cardiopulmonary bypass and cardioplegic arrest is an effective treatment for coronary artery disease. Research suggests supplementing the cardioplegia solution with propofol may be..

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Comparison of Classical Blood Cardioplegia and Modified Del Nido Cardioplegia on Postoperative Serum Lactate Levels and Extubation Times

Abstract Objective: To compare the effects of intermittent classical blood cardioplegia and single-dose modified Del Nido cardioplegia on postoperative serum lactate levels and extubation time in patients undergoing coronary artery bypass..

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Cardioplegia modalities and systemic redox status in younger vs. older patients undergoing cardiac surgery

Abstract Background Patients undergoing cardiac surgery frequently suffer impaired myocardial redox protection during cardiopulmonary bypass (CPB), with elderly patients facing higher complication risks. We investigated the redox-protective effects of blood..

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Continuous or intermittant retrograde cardioplegia during coronary bypass: A propensity score adjusted comparison

Abstract Introduction Continuous retrograde cardioplegia worsens surgeon’s vision while performing distal anastomosis in coronary artery bypass grafting operations. We investigated whether intermittent retrograde cardioplegia, which provides a bloodless surgical field..

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Comparison of myocardial cooling effects between antegrade and retrograde cardioplegia: a retrospective study using thermography

Abstract Background Cardioplegia is delivered via antegrade, retrograde, or combined perfusion routes. Antegrade cardioplegia follows the physiological path but may be less effective in patients with severe coronary disease. Retrograde..

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Supplemental Cardioplegia During Heart Transplant Implantation

PRO Cardioplegia, the intentional and temporary arrest of the heart during cardiac surgery, has been a cornerstone of modern heart transplantation, enabling myocardial protection during ischemic periods. Its use dates..

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Experimental Comparison of Esmolol- and Blood-Based Cardioplegia for Long Aortic Clamping Times

Abstract Objectives After cardiac surgery, long aortic clamping times and extracorporeal circulation times are associated with worse outcomes. This study compares hemodynamic performance, myocardial metabolism, and ultrastructural preservation in rat..

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Hypotension During Cardioplegia Administration: Does the Route of Delivery Matter?

Abstract Objective To determine if the route of administration of whole blood cardioplegia (cardioplegia) is significantly associated with the frequency of profound transient hypotension (intermittent “vasoplegia”) often observed during cardioplegia..

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Saline-based modified del Nido cardioplegia versus multidose St. Thomas cardioplegia in canine mitral valve repair: A randomized controlled trial

Abstract Objective To compare the utility of a saline-based modified del Nido (mDN) cardioplegia solution with a conventional institutional technique (multidose St. Thomas blood cardioplegia) for mitral valve repair (MVR)..

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Substrate Enhancement in Cardioplegia: Current Concepts and Future Directions

Introduction Myocardial protection during cardiac surgery is a critical determinant of patient outcomes. Traditional cardioplegia techniques primarily aim to arrest the heart, reduce metabolic demand, and preserve myocardial viability (Buckberg,..

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Cardioplegia: Classification, Evolution, and Strategies to Reduce Reperfusion Injury

1. Introduction Cardioplegia plays a crucial role in myocardial protection during cardiac surgery by inducing controlled cardiac arrest and minimizing ischemic injury. Over the years, various cardioplegia strategies have evolved,..

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Normothermic Crystalloid Polarizing Cardioplegia Improves Systolic and Diastolic Function in a Porcine Model of Cardiopulmonary Bypass

Abstract Background/Objectives: Previously, we showed that blood-based polarizing cardioplegia exerted beneficial cardioprotection during hypothermic ischemia; however, these positive effects of blood-based polarizing cardioplegia were reduced during normothermic ischemia compared to..

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A technique avoiding cardioplegia delivery complications: a case using systemic hyperkalemia cardiopulmonary bypass combined with circulatory arrest

Abstract We conducted a high-risk redo mitral valve replacement through a right mini-thoracotomy without rib spreading (redo-MICS MVR) under systemic hyperkalemia combined with circulatory arrest to circumvent complications associated with..

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Outcomes of Del Nido and hyperkalemic blood cardioplegia in adult cardiac surgery with prolonged aortic cross-clamp times

Abstract Background: The utility and uptake of Del Nido cardioplegia in adult cardiac surgery is rapidly increasing. Cases with prolonged aortic cross-clamp times necessitate multi-dosing however an understanding of safe..

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WARM BLOOD CARDIOPLEGIA VERSUS COLD CRYSTALLOID CARDIOPLEGIA IN PATIENTS AFFECTED BY ACUTE CORONARY SYNDROMES UNDERGOING CORONARY ARTERY BYPASS GRAFTING

Abstract Aim:  We investigated in a single-center retrospective study early outcomes of intermittent warm blood and cold crystalloid St. Thomas cardioplegia in patients referred to CABG due to acute coronary..

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del Nido versus blood cardioplegia in cardiac surgery: A multicenter analysis of over 40,000 patients

Abstract Objectives The use of del Nido  in adult cardiac surgery is rising in popularity. The objective of this large multicenter study was to evaluate the use and associated outcomes of..

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Gradual Reperfusion in Cardioplegia-Induced Cardiac Arrest

Abstract Background and Objectives: The majority of cardiac surgical procedures are performed using cardiopulmonary bypass and cardioplegia-induced cardiac arrest. Cardiac arrest and reperfusion may lead to ischemia-reperfusion injury of the..

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Histidine-Tryptophan-Ketoglutarate Cardioplegia Yields Different Results in Aortic Valve Surgery Depending on Patient Gender: A Pilot Study

Abstract Background: Histidine-tryptophan-ketoglutarate (HTK) cardioplegia induces cardiac arrest through membrane hyperpolarization. Aortic valve pathology leads to pathophysiological changes in left ventricular vascularization that may prevent adequate cardioplegic distribution. The objective..

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Del nido cardioplegia in adults: a retrospective observational study in comparison to modified St. Thomas cardioplegia in cardiac surgery

Abstract Background St. Thomas cardioplegia is commonly administered to adults, yet repeated dosing at brief intervals is required. Del Nido’s cardioplegic solution provides a prolonged duration of safe myocardial arrest,..

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A novel versatile concept of cardioplegia delivery in cardiac surgery: The ReverseTWO cardioplegia circuit system

Abstract Nowadays, the necessity of having a cardioplegia circuit capable of being adapted in order to administer different types of cardioplegia is strategically fundamental, both for the perfusionist and for..

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Myocardial protection in cardiac surgery—hindsight from the 2020s

Abstract Myocardial protection and specifically cardioplegia have been extensively investigated in the beginnings of cardiac surgery. After cardiopulmonary bypass had become routine, more and more cardiac operations were possible, requiring..

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Modified del Nido cardioplegia is associated with low incidence of low main strong ion difference and hyperchloremia in pediatric patients…

Abstract Purpose The aims of this study were (1) to determine the associations of cardioplegic solutions with postoperative main strong ion difference (mSID), which is the difference between sodium ion..

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Do we correctly calculate doses of cardioplegia during aortic valve replacement procedures? A preliminary report

Abstract Introduction Intraoperative myocardial protection during aortic valve replacement (AVR) for aortic stenosis (AS) is of paramount importance for outcomes. The dose of cardioplegia is usually calculated with reference to body mass. Aim..

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Is cardioplegia system pressure the optimal measure of coronary perfusion during antegrade cardioplegia delivery? A critical review of pressure measurements…

Abstract Antegrade cardioplegia is routinely given during cardiac surgery. The delivery of antegrade cardioplegia from the cardiopulmonary bypass machine has many variables. Many perfusionists rely exclusively on cardioplegia system pressure..

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del Nido versus hematic cardioplegia in minimally invasive aortic valve surgery

Abstract Background The quality of a myocardial protection of a single-dose del Nido cardioplegia versus multiple dose blood-based cardioplegia on myocardial injury, outcomes and operative times in patients undergoing minimally..

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Re-Dosing del Nido cardioplegia in adult cardiac surgery: Perfusion characteristics and outcomes--Is there an optimal redosing strategy?

Abstract Objectives del Nido cardioplegia is utilized for myocardial protection in adult patients undergoing cardiac surgery; however, no standardized re-dosing protocol exists. We describe perfusion characteristics and clinical outcomes in..

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Reduced Invasiveness of Cardiopulmonary Bypass: The Mini-Circuit and the Micro-Cardioplegia

Abstract The aim of cardiopulmonary bypass is the maintenance of a sufficient whole body perfusion and gas exchange during open or closed heart surgery procedure (coronary artery bypass grafting, valve..

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Which is better for pediatric and adult cardiac surgery: del Nido or St. Thomas cardioplegia? A systematic review and meta-analysis

Abstract Background Although recently it has been extended for use in adult cardiac surgery, del Nido cardioplegia was originally indicated for pediatric cardiac surgery. In this meta-analysis, we compare del..

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Blood versus crystalloid cardioplegia during triple valve surgery: A single center experience

Abstract Background The efficacy of different cardioplegia solutions on outcomes of complex cardiac operations such as triple valve surgery (TVS) is scarce. Here we compared the outcomes in TVS patients..

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