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Nakahara Shiro - - 2010
Catheter ablation of the left atrium (LA) is associated with potential collateral injury to surrounding structures, especially the esophagus and the right phrenic nerve (PN). The purpose of this study was to evaluate the efficacy and feasibility of intrapericardial balloon placement (IPBP) for the protection of collateral structures adjacent to ...
Spargias Konstantinos - - 2009
Plasma levels of brain natriuretic peptide (BNP) have been shown to correlate to aortic stenosis severity and are predictive of symptom development and survival. They also predict postoperative outcomes after valve replacement in patients with aortic stenosis. The early evolution of N-terminal-pro-BNP (NT-pro-BNP) levels after 50 aortic balloon valvuloplasty procedures ...
Cho Young-Seok - - 2009
To evaluate the appropriateness of commercial guideline in selecting the size of balloon for intraaortic counterpulsation in Asian patients, we analyzed the relationship between aortic dimensions measured from computed tomography and body indexes. There were 125 patients who underwent the computed tomography. They were divided into three height groups [<152 ...
Asano Tatsuhiko - - 2009
There is little information about the relationship between balloon inflation time and sirolimus-eluting stent (SES) expansion. In this randomized intravascular ultrasound (IVUS) study, 92 de novo lesions in native coronary arteries that underwent SES implantation were enrolled. Sirolimus-eluting stent was implanted using an inflation pressure of 14 atm. Stent balloon ...
Jung C - - 2009
Treatment with percutaneous extracorporeal mechanical assist devices provides the ultimate therapeutic option to improve the macrocirculation in patients suffering from refractory cardiac arrest, severe cardiogenic shock or during high-risk interventions. However, the flow in the smallest vessels in these critical periods is poorly understood but prognostically of high importance. Using ...
Brown Stephen - - 2010
This study evaluated the efficiency and feasibility of dilatable bands in selected patients. Two types of dilatable handmade bands were retrospectively evaluated and divided into two groups: main pulmonary artery bands and bilateral branch pulmonary artery bands (hybrid stage I palliation). Stepwise balloon angioplasty (BA) was performed, increasing the diameter ...
Ozalp B - - 2009
AIM: Almost all cross-clamps utilized in vascular surgery, even atraumatic clamps, have been shown to cause mechanical damage to the vascular wall. In recent years, surgical procedures using an endoluminal balloon technique have been reported as an alternative occlusion strategy. This study discusses the histopathological characteristics and comparison between vascular ...
Dod Harvinder - - 2009
Real time two-dimensional transthoracic and transesophageal echocardiography demonstrated a mobile echolucent mass attached to the pulmonary valve in a 25-year-old adult, 20 years following balloon pulmonary valvuloplasty. The mass was surgically excised and pathology showed it to be a cyst.
Venhaus Martin - - 2009
This article investigates the mechanics of balloon dilatation in the treatment of bronchotracheal stenosis. The "scar stricture"-type stenosis examined in this paper is typically dilated manually, using a dilatation balloon. If indicated, this is followed by stent implantation. The selection of the stent with proper characteristics is performed empirically, based ...
Ezura M - - 2009
Summary: No balloon microcatheter with a 3 cm marker has been developed to date.We developed a new balloon microcatheter with a double marker. This balloon microcatheter, with an outer diameter of 2.8 F, has a balloon on the most distal portion with a maximum inflation diameter of 4 mm and ...
Gunalingam Brendan - - 2009
The T technique is not uncommonly used to stent bifurcation lesions. It requires recrossing into the side branch with a guidewire and balloon to perform final Kissing Balloon dilations, but recrossing can be difficult. We describe a case of bifurcation stenting where balloon recrossing following guidewire placement into the side ...
Morgan Gareth J - - 2009
Despite increasing corrective procedures for children with congenital heart disease, there remains a place for surgical banding of the main pulmonary artery (PA). In the vast majority of cases, these bands eventually need to be removed. We examined three cases of percutaneous disruption of PA bands using balloon catheters at ...
Otsuka Yoritaka - - 2009
Snaring the retrograde wire in the aortic root was successfully performed for treatment of a chronic total occlusion (CTO) lesion of a saphenous vein graft interposed between a prosthetic graft and the right coronary artery (RCA) ostium in a patient with Behcet's disease after two Bentall operations. Although the coronary ...
Otsuka Yoritaka - - 2011
Failure of the balloon to pass through for a side branch in spite of wire crossing occasionally occurs due to a jailed stent during treatment of bifurcation lesions. In this report, we describe a novel 0.010-inch coronary guidewire compatible balloon (IKAZUCHI 10™ ) that is effective for crossing a side ...
Okumura Yasuo - - 2009
INTRODUCTION: Cryothermal, HIFU, and laser catheter-based balloon technologies have been developed to simplify ablation for AF. Initial enthusiasm for their widespread use has been dampened by phrenic nerve (PN) injury. The interaction between PN and pulmonary vein (PV) geometry contributing to PN injury is unclear. METHODS AND RESULTS: After right ...
Kloppenburg Geoffrey T L - - 2009
The intra-aortic balloon pump (IABP) is a mechanical circulatory assist device commonly used for patients with cardiogenic shock or perioperative cardiac failure. The use of IABPs is, however, associated with severe complications occurring in 6-15% of patients. We report a case and present images of a patient who died of ...
Fujii Akira - - 2010
The patient was a 37-year-old female who had undergone a repair for tetralogy of Fallot (TOF) at the age of 4 years. Postoperative pulmonary stenosis remained, but she continued to be managed medically. Approximately 3 years ago, at the age of 34, she exhibited a worsening of fatigue and dyspnea ...
Spargias Konstantinos - - 2009
BACKGROUND: Restenosis occurs invariably within 1 year following balloon valvulopasty in aortic valve stenosis. The mechanism of restenosis seems to involve a dynamic cellular component that could be a target for drug inhibition. We investigated the feasibility of local drug delivery at the aortic valve tissues of healthy pigs with ...
Chaudhary Amit - - 2009
Acute coronary syndrome (ACS) patients undergoing offpump coronary artery bypass (OPCAB) often require intra-aortic balloon pump (IABP) support. Indications and timing of IABP insertion are controversial. A study was done to determine criteria for predicting the use of IABP in these patients. 46 patients were operated for ACS within one ...
Lee Nae Hee - - 2009
A retrograde approach through the collateral channels is considered to improve the success rate of percutaneous coronary intervention for coronary chronic total occlusion (CTO). Various kinds of strategies and techniques are required to improve the success rate of this novel approach. We describe a case in which a CTO was ...
Rittger Harald - - 2009
AIMS: The aim of this prospective study was to evaluate the feasibility and accuracy of a recently developed 3D system (CardiOp-B; Paieon Medical Ltd., Israel) as compared to a validated quantitative coronary angiography (QCA) system (Siemens Quantcor, Siemens Medical Solutions). METHODS AND RESULTS: In patients scheduled for heart catheterisation, minimal ...
Luo C-B - - 2010
We report a patient with traumatic carotid-cavernous fistula associated with an isolated internal carotid artery in whom, after trans-arterial balloon embolisation, premature balloon detachment occurred with balloon migration to the supraclinoid carotid artery, leading to total occlusion of the blood flow. The carotid flow was eventually restored by direct puncture ...
Podnar Tomaz - - 2009
OBJECTIVES: To report our experience with balloon dilation of critical aortic valvar stenosis in neonates via the umbilical artery using currently available catheters. BACKGROUND: There is no agreement regarding the optimal vascular approach for balloon dilation of critical aortic valvar stenosis in neonates. METHODS: Since June of 2005, we have ...
Ozalp B - - 2009
AIM: Almost all cross-clamps utilized in vascular surgery, even atraumatic clamps, have been shown to cause mechanical damage to the vascular wall. In recent years, surgical procedures using an endoluminal balloon technique have been reported as an alternative occlusion strategy. This study discusses the histopathological characteristics and comparison between vascular ...
Choo Gim-Hooi - - 2009
Percutaneous bifurcation intervention is usually sufficient with a single-stent strategy. When the double-stent strategy is employed, higher restenosis and target lesion revascularization (TLR) rates are observed, especially at the side-branch ostium. The results may be improved, however, with refinement in techniques, for example, final kissing balloon inflation and double kissing ...
Brown Stephen C - - 2009
BACKGROUND: Some lesions can be very difficult to reach, especially if acute angles and/or multiple turns "protect" access. Once reached, the guiding system needs to give sufficient support for balloons or stents to be deployed. METHODS: A "telescopic" system was created consisting of: (1) a microcatheter with guidewire. This system ...
Noh Hye Jin - - 2009
Intramural hematoma formation is not a well-studied complication of percutaneous coronary intervention. We describe a patient with stable angina who developed an intramural hematoma during elective percutaneous coronary intervention (PCI) in the right coronary artery (RCA). Total occlusion with dense dye staining developed a long way from the distal RCA, ...
Brown Stephen C - - 2009
A newborn presented with severe aortic valve stenosis and a borderline hypoplastic left ventricle due to disproportionate left ventricular hypertrophy (maternal diabetes). The aortic valve was balloon dilated and the infant tolerated a biventricular circulation. However, severe retrograde pulmonary hypertension and mitral regurgitation developed, indicating that biventricular circulation was not ...
Takano Masamichi - - 2010
The AngioSculpt scoring balloon catheter (AngioScore, Inc., Fremont, California) has recently been developed for percutaneous intervention in coronary and peripheral arteries. This device is composed of two major components, a minimally compliant balloon and three nitinol wore. The three wires encapsulate the low-compliant balloon in a spiral configuration. The concept ...
Brountzos Elias N - - 2009
INTRODUCTION: Angioplasty with the use of cutting balloons has been suggested by some case reports and small series for the treatment of renal artery stenoses that are resistant to conventional balloon catheters. Based on this limited experience, the use of this technology has been suggested as safe. Herein, we report ...
Butera Gianfranco - - 2008
The hybrid approach to the therapy of congenital heart disease consists of the combination of surgical and interventional techniques in order to improve safety and to achieve better results. Here we report on a new application of this concept: the use of cutting-balloon angioplasty in a hybrid setting. After failure ...
Treitl Marcus - - 2009
PURPOSE: To determine which angiography-based algorithm delivers the most precise results in comparison with direct measurements at intravascular ultrasonography (US) and evaluate their influence on the resulting balloon size for treatment. MATERIALS AND METHODS: Thirty patients with untreated superficial femoral artery stenosis underwent digital subtraction angiography (DSA) and intravascular US ...
Marks Natalie - - 2008
Following contemporary trend, various vascular interventions being performed in the office. We describe our office experience with radiofrequency ablation (RFA) of incompetent perforating veins (IPV) and duplex-guided balloon angioplasties of failing/nonmaturing arterio-venous fistulas (AVF). DUPLEX-GUIDED BALLOON ANGIOPLASTIES OF AVF: Eighteen patients with 20 failing arterio-venous (AV) fistulas underwent office duplex-guided ...
Rathi Shradha - - 2009
The treatment of acute limb ischemia is always challenging. Various techniques including balloon angioplasty, rheolytic thrombectomy, and prolonged localized infusion of thrombolytics are often used to achieve revascularization. However, some patients with suboptimal angiographic results may benefit from novel alternatives such as the Clearway irrigation balloon (Atrium, Hudson, NH, USA). ...
Korngold Ethan C - - 2009
Management of large bore arterial access sites often represents a challenge during interventional procedures, and usually requires prolonged manual compression, though suture-mediated closure techniques have been described. We report our experience in using the Mynx vascular closure device to close a 14 French femoral arteriotomy in two patients undergoing percutaneous ...
Huczek Zenon - - 2008
Apical ballooning syndrome (ABS) is a new and uncommon, yet very interesting, clinical phenomenon regarded as one of the important elements of differential diagnosis in acute myocardial infarction. It was first described in 1990. The absence of obstructive coronary artery disease among others is a typical feature of ABS, required ...
Babaliaros Vasilis C - - 2008
We sought to study the potential role of balloon aortic valvuloplasty (BAV) in sizing the aortic annulus in patients before transcatheter heart valve (THV) implantation. Despite clinicians' growing experience with THV procedures, the best method of annulus sizing remains unclear. Twenty-three patients with aortic stenosis (<1.0 cm(2)) who were undergoing ...
Shahlaie Kiarash - - 2009
INTRODUCTION: Posttraumatic vasospasm (PTV) is a relatively common event following traumatic brain injury (TBI) that has been strongly correlated with worse neurological outcome in many studies. However, vasospasm continues to be an under-recognized source of secondary injury following TBI, and currently published guidelines do not address screening or management strategies ...
Gülbaran Murat - - 2009
Percutaneous coronary intervention (PCI) using retrograde approach through venous grafts or collateral vessels is a promising option for chronic total occlusion (CTO) lesions in which antegrade crossing is not possible. We describe a successful retrograde balloon dilatation of right coronary artery lesions through a venous graft in a patient with ...
Matsukage Takashi - - 2008
We report two cases of trifurcation lesions that were successfully treated with simultaneous triple-balloon inflation. One of the potential limitations with using simultaneous triple-balloon inflation has been the requirement for a larger guiding catheter (8 Fr or larger). This limitation was overcome by using 0.010 inch guidewires and 0.010 inch ...
Zhang Ming-Zhu - - 2008
BACKGROUND: Current epidemiologic data suggest that a localized infection (periodontitis) can disseminate into the distant tissues, and subgingival bacteria can migrate in the bloodstream, thereby contributing to independent systemic disease processes. To test this hypothesis, we investigated the effect of repeated systemic inoculations with Porphyromonas gingivalis (Pg) on intimal hyperplasia ...
Tanaka Shinichiro - - 2008
A 75-year-old man underwent PCI for a bifurcation lesion with 90% stenosis in segment 6 and 75% proximal stenosis in segment 9 of the left coronary artery. We implanted a Duraflex coronary stent into segment 6 and kissing balloon inflation for segments 6 and 9. Although these 2 lesions were ...
Altin Timucin - - 2008
In this report, we present the case of two patients who experienced the development of acute pulmonary oedema during biventricular pacemaker implantation for cardiac resynchronization therapy. In both the cases, the activation of an intra-aortic balloon pump improved the clinical condition and the operation could be completed, which would otherwise ...
Posa Aniko - - 2008
OBJECTIVE: Our purpose was to confirm the local drug delivery of a paclitaxel-eluting balloon by percutaneous intervention of single arterial segments or bifurcations of porcine coronary arteries. METHODS: Eight domestic pigs were subjected to 2 x 30 s Dior balloon dilatation of the mid left anterior descending, left circumflex and ...
Applegate Robert J - - 2008
OBJECTIVE: To compare door-to-balloon times with culprit vessel percutaneous coronary intervention (PCI) as initial treatment for ST-elevation myocardial infarction (STEMI) to traditional complete coronary angiography followed by PCI for treatment of STEMI. BACKGROUND: Shorter door-to-balloon time for STEMI treatment is associated with better outcomes, and is generally achieved by shortening ...
Citro Rudolfo - - 2008
We report a case of transient tako-tsubo cardiomyopathy characterized by an unusual trigger in a woman victim of near-drowning syndrome. After 24 h, electrocardiogram changes and a typical echocardiographic pattern of apical ballooning with a mild increase of serum troponin level induced the suspicion of tako-tsubo cardiomyopathy despite the absence ...
Namdari Surena - - 2008
Although balloon angioplasty in heart and lower extremity vessels has been extensively studied and reported, little information exists regarding its use for digital ischemia in the hand. We report a case of successful balloon angioplasty of the distal radial artery to reverse present and prevent further digital tip cyanosis and ...
Sedý J - - 2009
The development of neurogenic pulmonary edema (NPE) can be elicited by an immediate epidural balloon compression of the thoracic spinal cord. To evaluate whether a slower balloon inflation could prevent NPE development, we examined the extent of NPE in animals lesioned with a rapid (5 microl - 5 microl - ...
Amico Alessio - - 2008
We utilized a new ventricular assist device, the PulseCath catheter, to perform an off-pump bypass procedure in a patient with low ejection fraction. The 21 Fr PulseCath catheter, driven by a standard intra-aortic balloon pump console, can generate a pulsatile flow of 2-3 l/min. The PulseCath coupled with an intra-aortic ...
Gargiulo M - - 2008
INTRODUCTION: Kissing balloon technique with two low-profile catheters (KBT) could be the treatment of choice for diseased infrapopliteal artery bifurcation in critical limb ischemia (CLI). REPORT: From April to December 2006, 8 patients with CLI and tibial artery disease located in the infrapopliteal bifurcation were treated with KBT. Technical success ...
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