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Design and Development of a Miniaturized Percutaneously Deployable Wireless Left Ventricular Assist Device

Brian Letzen, Jiheum Park, Zeynep Tuzun, Pramod Bonde
2018 ASAIO journal (1992)  
The current left ventricular assist devices (LVAD) are limited by a highly invasive implantation procedure in a severely unstable group of advanced heart failure patients.  ...  Our results demonstrate the proof-of-concept feasibility of a novel endovascular cardiac assist device with the potential to eventually offer patients an untethered, minimally invasive support.  ...  The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health.  ... 
doi:10.1097/mat.0000000000000669 pmid:28938307 pmcid:PMC5823723 fatcat:chhoany5nrgaxifltmohaxx6uy

Design improvement of a percutaneous-type pulsatile left ventricular assist device and its evaluation study
経皮的拍動流型左心補助循環装置の設計改良(MAD Type‐4からMAD Type‐5へ)と補助効果の検討

K. IMANIHSI, K. IMACHI, Y. ABE, T. CHINZEI, H. YOSHITO, K. KANDA, N. TSUTSUI, I. FUJIMASA, K. SUMA
1996 Jinko Zoki  
DESIGN IMPROVEMENT OF A PERCUTANEOUS-TYPE PULSATILE LEFT VENTRICULAR ASSIST DEVICE AND 1TS EVALUATION STUDY.  ...  In this study, the pump performance of MAD Type-S (Modified Assist Device) was evaluated in vitro and in vivo experiments. A single port valveless sac-type blood pump had a stroke volume of 30 ml.  ... 
doi:10.11392/jsao1972.25.294 fatcat:dp3ugy3w3jauzpn7zffmcmcovm

Percutaneous Left Ventricular Assist Devices: Clinical Uses, Future Applications, and Anesthetic Considerations

Juan N. Pulido, Soon J. Park, Charanjit S. Rihal
2010 Journal of Cardiothoracic and Vascular Anesthesia  
These devices range from intra-aortic balloon counterpulsation, left atrial-to-femoral arterial bypass, and transvalvular aortic percutaneous assist devices, to extracorporeal membrane oxygenation.  ...  bypass (TandemHeart; CardiacAssist Inc, Pittsburgh, PA) and transvalvular aortic axial flow devices (Impella Systems; Abiomed Inc, Danvers, MA) have revolutionized the care of patients in whom left ventricular  ...  THE TANDEMHEART PERCUTANEOUS TRANSSEPTAL LEFT VENTRICULAR ASSIST DEVICE The TandemHeart (Cardiac Assist Technologies, Inc, Pittsburgh, PA) is a percutaneous transseptal left atrial-to-femoral arterial  ... 
doi:10.1053/j.jvca.2009.10.026 pmid:20056444 fatcat:dya4l3hksreehpa24gxmk2clle

Future Treatment of Acute Cardiac Collapse - A Role for Percutaneous Circulatory Assist Devices [chapter]

Vepgard Tuseth, Jan Erik
2011 Ventricular Assist Devices  
Percutaneous left ventricular assist devices may be able to fill a void in the acute treatment of patients with acute hemodynamic collapse.  ...  Data from experimental cardiac arrest have demonstrated a promising area for potential clinical use of percutaneous left ventricular assist devices.  ... 
doi:10.5772/15150 fatcat:o5tgmjozc5amdiecncqzhtwi64

Latest Developments in the Field of Assisted Circulation

Wayne E. Richenbacher
2005 ASAIO journal (1992)  
These three systems are designed for left heart support. Flow rates are device dependent and vary from 2.5 to 5.0 l/min.  ...  Impella CardioSystems is based in Aachen, Germany and produces a catheter-based family of devices.  ...  (Reading, PA) resumed the CorAide left ventricular assist system (LVAS) European clinical trial in February of 2005.  ... 
doi:10.1097/01.mat.0000186661.32538.22 pmid:16340342 fatcat:dab63fqvjfhlhghwutlgkr7fxi

Right ventricular temporal assist device for cardiac recompensation

Isabell Yan, Hanno Grahn, Stefan Blankenberg, Dirk Westermann
2017 ESC Heart Failure  
We decided to manage this patient by implanting a temporary right ventricular assist device (Impella RP®) as a novel therapeutic option for acute on chronic right heart decompensation.  ...  In this case report, we discuss treatment of a 66-year-old patient with right heart failure due to chronic left heart failure caused by ischemic cardiomyopathy.  ...  This device is especially designed for use as a right ventricular assist device.  ... 
doi:10.1002/ehf2.12148 pmid:28772056 pmcid:PMC5542743 fatcat:qwxyaarbzng27olpt373nc4gmm

Past and present of cardiocirculatory assist devices: a comprehensive critical review

Rigatelli Gianluca, Santini Francesco, Faggian Giuseppe
2013 Journal of Geriatric Cardiology  
Indeed, advances in mechanical support, namely with the development of more efficient left ventricular assist devices (LVADs), and the total artificial heart have reduced mortality and morbidity in patients  ...  In this review, the authors describe in detail the current basic indications, functioning modalities, main limitations of surgical LAVDs, total artificial heart development, and percutaneous assist devices  ...  BVS: biventricular system; LVAD: left ventricular assist devices; LVAS: left ventricular assist; VAD: ventricular assist device.  ... 
doi:10.3724/sp.j.1263.2012.05281 pmid:23341844 pmcid:PMC3545257 fatcat:gnsiksj34nbdhoxksk5xwjhjti

Apical access and closure devices for transapical transcatheter heart valve procedures

E Ferrari
2016 Swiss Medical Weekly  
entirely percutaneously, as happens with the transfemoral access site, or via a thoracoscopic or a miniaturised video-assisted percutaneous technique.  ...  left anterolateral mini-thoracotomy and requires rib retractors, soft tissue retractors and reinforced apical sutures to secure, at first, the left ventricular apex for the introduction of the stent-valve  ...  The device still requires a left mini-thora- cotomy and is not designed to support percutaneous closedchest transapical procedures.  ... 
doi:10.4414/smw.2016.14237 pmid:26900765 fatcat:4je6izvigvhmhj4embhbg36hwu

Page 85 of Contemporary Surgery Vol. 18, Issue 5 [page]

1981 Contemporary Surgery  
If measures designed to improve right ventricular output fail, the use of a RVAD in conjunction with the left may be a useful alternative.  ...  ventricular assist device have been developed.  ... 

Mechanical Circulatory Support for Right Ventricular Failure

Ersilia M DeFilippis, Veli K Topkara, Ajay J Kirtane, Koji Takeda, Yoshifumi Naka, A Reshad Garan
2022 Cardiac failure review  
left ventricular assist device placement.  ...  Devices for isolated RV support include percutaneous options, such as micro-axial flow pumps and extracorporeal centrifugal flow RV assist devices, surgically implanted RV assist devices and veno-arterial  ...  Raina A, Patarroyo-Aponte M. Prevention and treatment of right ventricular failure during left ventricular assist device therapy.  ... 
doi:10.15420/cfr.2021.11 pmid:35516793 pmcid:PMC9062706 fatcat:v7g6mkytqnfxxa3pl7yo2dtm5m

Current state-of-the-art of device therapy for advanced heart failure

Lawrence S. Lee, Prem S. Shekar
2014 Croatian Medical Journal  
, pulsatile Left Intracorporeal AB5000 ABIOMED Pneumatic, pulsatile Right, left, or bi-ventricular Paracorporeal Paracorporeal Ventricular Assist Device Thoratec Pneumatic, pulsatile Right, left  ...  Other examples of first generation devices include the Abiomed AB5000, the Thoratec Paracorporeal Ventricular Assist Device (PVAD) II (Thoratec Corp), and the Thoratec Implantable Ventricular Assist Device  ... 
doi:10.3325/cmj.2014.55.577 pmid:25559828 pmcid:PMC4295077 fatcat:lf432toy7rbzxmrb3ykond2sfe

Successful use of a percutaneous miniaturized extracorporeal life support system as a bridge and assistance to left ventricular assist device implantation in a patient with severe refractory cardiogenic shock

A Haneya, A Philipp, T Puehler, D Camboni, M Hilker, SW Hirt, C Schmid
2011 Perfusion  
After successful stabilization, a left ventricular assist device was implanted, using the ECLS without switching to a conventional cardiopulmonary bypass system to reduce its side effects.  ...  We present a 51-year-old man with cardiogenic shock in whom a percutaneous extracorporeal life support system (ECLS) was inserted to restore cardiopulmonary stability.  ...  Thereafter, the patient recovered Successful use of a percutaneous miniaturized extracorporeal life support system as a bridge and assistance to left ventricular assist device implantation in a patient  ... 
doi:10.1177/0267659111419887 pmid:21859786 fatcat:bwvdf4bq65f3jkxapa4d3ev5em

Impella RP Support and Catheter-Directed Thrombolysis to Treat Right Ventricular Failure Caused by Pulmonary Embolism in 2 Patients

Mohamed Shokr, Ahmed Rashed, Ashraf Mostafa, Tamam Mohamad, Theodore Schreiber, Mahir Elder, Amir Kaki
2018 Texas Heart Institute Journal  
and left ventricular assist device implantation.  ...  A computed tomogram showed bilateral PEs involving the left and right main pulmonary arteries (PAs) and extending to the lobar branches (Fig. 1) , and the RV/left ventricular (LV) ratio was 2.2.  ...  and left ventricular assist device implantation.  ... 
doi:10.14503/thij-17-6316 pmid:30072860 pmcid:PMC6059497 fatcat:x2lc67mo25a5vdjddzzg4pfpw4

Defining the Role for Percutaneous Mechanical Circulatory Support Devices for Medically Refractory Heart Failure

Navin K. Kapur, Marwan F. Jumean
2013 Current Heart Failure Reports  
This review will discuss the goals of percutaneous circulatory support, the types of devices currently available, and the most recent clinical datasets examining the utility of these devices.  ...  Developed over the past few decades, percutaneous circulatory support devices offer a rapid and effective approach to slow the downward spiral of hemodynamic instability in patients presenting with decompensated  ...  ., and has received a consulting fee/honorarium from both Maquet and Thoratec Corporation.  ... 
doi:10.1007/s11897-013-0132-1 pmid:23389701 pmcid:PMC5864116 fatcat:f2meyulanzdzbnf6rwg4qpmpbe

Percutaneous left ventricular assist devices vs. intra-aortic balloon pump counterpulsation for treatment of cardiogenic shock: a meta-analysis of controlled trials

J. M. Cheng, C. A. den Uil, S. E. Hoeks, M. van der Ent, L. S.D. Jewbali, R. T. van Domburg, P. W. Serruys
2009 European Heart Journal  
Aims Studies have compared safety and efficacy of percutaneous left ventricular assist devices (LVADs) with intra-aortic balloon pump (IABP) counterpulsation in patients with cardiogenic shock.  ...  We performed a meta-analysis of controlled trials to evaluate potential benefits of percutaneous LVAD on haemodynamics and 30-day survival.  ...  questioned. 10, 11 he recent introduction of percutaneous left ventricular assist devices (LVADs) is very promising since these more powerful devices have the potential to reverse cardiogenic shock and  ... 
doi:10.1093/eurheartj/ehp292 pmid:19617601 fatcat:erlrj6sfp5aofi4vuydarkt3ty
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