Search

The article offers information on the use of ultrasound to detect pleural effusion in veterinary medicine. Topics include the characteristics of pleural effusion on ultrasound, the importance of distinguishing pleural effusion from pneumothorax, and the detection of small effusions using ultrasound techniques.

A patent has been issued for disease-specific and treatment type-specific control of intraluminal ultrasound imaging by Philips Image Guided Therapy Corporation. The system allows for pre-selecting imaging parameters based on the disease type or treatment, enhancing features like stents or thrombi in intravascular ultrasound images. This technology aims to streamline imaging procedures and improve the visualization of specific anatomical features in cardiovascular conditions. [Extracted from the article]

A patent has been issued to Philips Image Guided Therapy Corporation for an intracardiac therapeutic and diagnostic ultrasound device. The device is designed for use in the cardiovascular system, specifically for intraluminal imaging procedures. It allows for both diagnostic and therapeutic procedures without the need to remove and replace equipment, potentially reducing health risks to patients. The patent details the technical advancements of the ultrasound system, including the ability to image and treat patients without moving the device physically. [Extracted from the article]

The article discusses a patent issued for variable intraluminal ultrasound transmit pulse generation and control devices, systems, and methods by Philips Image Guided Therapy Corporation. The patent focuses on improving intravascular ultrasound (IVUS) imaging systems by allowing real-time reconfigurations for different clinical applications or imaging modes. The system includes a patient interface module (PIM) that can detect information associated with IVUS catheters, determine waveform characteristics for ultrasound wave emissions, and generate trigger signals to control the ultrasound imaging components. This innovation aims to enhance the accuracy and effectiveness of IVUS imaging procedures. [Extracted from the article]

A patent application by Boston Scientific Scimed Inc. aims to address the challenge of correlating intravascular ultrasound (IVUS) images with external imaging of blood vessels. The inventors propose a method using machine learning models to identify side branches in IVUS images, assisting in co-registering these images with other sets of images. The technology described in the patent application could improve the accuracy and efficiency of medical procedures involving IVUS imaging systems. [Extracted from the article]

A patent has been issued to Koninklijke Philips N.V. for an attachment device designed for temporarily securing medical equipment to a subject support during X-ray imaging procedures. The device includes a holding panel structure and an accessory rail connector, allowing for the attachment of medical equipment in a secure and X-ray transparent manner. This innovation aims to provide a solution for situations where fixed table rails are not present, offering a versatile and efficient method for attaching medical equipment during medical interventions. [Extracted from the article]

A patent application has been submitted for devices, systems, and methods to evaluate the acuteness of deep vein thrombosis (DVT) caused by blood clots in deep veins. The application aims to improve the accuracy of diagnosing acute versus chronic DVT, as traditional methods relying on patient interviews may be unreliable. The proposed method involves transmitting an ultrasound pulse into the blood clot, analyzing the strength of the ultrasound signal, and determining the acuteness of the clot based on this information. [Extracted from the article]

A patent application has been submitted for approval by inventor James K. Min, focusing on non-invasive image-based plaque analysis and risk determination. The application describes systems, devices, and methods that utilize computer vision and machine learning to analyze plaque regions, particularly coronary plaque, in medical images obtained non-invasively. The patent application outlines a computer-implemented method and system for converting low-resolution medical images into high-resolution images based on plaque and vascular parameters, with a focus on identifying, diagnosing, characterizing, treating, and tracking coronary artery disease. [Extracted from the article]

A recent study conducted by researchers at Nanjing Medical University in China highlights the importance of using intravascular ultrasound (IVUS) in percutaneous coronary interventions (PCI) for complex higher risk-indicated patients (CHIPs). IVUS, in combination with conventional angiography, provides valuable insights into lesion characteristics, plaque morphology, and vessel structure, ultimately improving the precision of stent placement and postprocedural care for high-risk patients. The study aims to address gaps in standardized IVUS protocols, cost implications, and integration into routine practice, with the goal of enhancing patient outcomes, procedural success, and long-term prognostic indicators in IVUS-guided PCI for CHIPs. [Extracted from the article]

Research from the University of Ulsan College of Medicine highlights the benefits of quantitative coronary angiography (QCA) guidance for drug-eluting stent implantation during percutaneous coronary intervention (PCI). The study suggests that QCA-guided PCI with routine postdilation may offer comparable outcomes to intravascular imaging-guided PCI, especially in settings where intravascular imaging is unavailable. This research emphasizes the importance of utilizing QCA to improve PCI outcomes and reduce variability in visual estimation during angiography-guided procedures. [Extracted from the article]

A recent study from the Department of Cardiology discusses a case of severe restenosis in an 82-year-old woman with a history of myocardial infarction. The patient underwent treatment with intravascular lithotripsy and a drug-coated balloon, but experienced restenosis three months later. A second intravascular lithotripsy procedure was performed, highlighting the challenges in reducing calcified plaque volume and the importance of close follow-up in such cases. The study underscores the potential for severe restenosis following certain angioplasty procedures and the need for careful management. [Extracted from the article]

A recent study from Padova University in Italy highlights the advancements in CT coronary angiography-derived plaque analysis for a comprehensive assessment of ischemic heart disease (IHD). The study emphasizes the importance of precise quantitative assessments of plaque volume using advanced CCTA software tools, which can predict future cardiovascular events. The evaluation of the peri-coronary Fat Attenuation Index (pFAI) is noted as a significant prognostic marker, particularly in patients with non-obstructive coronary disease, providing valuable information on inflammation and cardiovascular risk. This research signifies a significant change in cardiovascular imaging, enhancing diagnostic precision and risk assessment, with the potential to transform the treatment of complex cardiovascular diseases. [Extracted from the article]

The ORBIT-SHOCK pilot study is a clinical trial comparing the efficacy of orbital atherectomy (OA) and intravascular lithotripsy (IVL) in treating calcified coronary nodules (CN) in patients with atherosclerotic coronary artery disease. Patients will be randomized to undergo lesion preparation with OA or IVL in a 1:1 ratio, aiming to compare PCI outcomes and adverse event incidence. The study will monitor stent expansion, procedural success, strategy success, calcium nodule modification, and adverse clinical events over 12 months post-procedure. The trial is not yet recruiting and will enroll 50 participants in Spain, with a completion date of December 2026. [Extracted from the article]

Researchers at Case Western Reserve University have reported new data on nanobubbles in contrast-enhanced ultrasound imaging. These nanobubbles, smaller than microbubbles, show promise in expanding the use of ultrasound beyond intravascular applications. The research, supported by NIH, highlights the potential of nanobubbles in cancer diagnosis and therapy, cardiovascular imaging, and drug delivery. This study, published in WIREs Nanomedicine and Nanobiotechnology, emphasizes the evolving role of nanobubbles in medical applications. [Extracted from the article]

A patent application titled "Artificial Intelligence-Based Real-Time Planning And Optimization Of Percutaneous Coronary Interventions" was filed by inventors from various locations and made available online in December 2024. The application focuses on using AI to guide real-time medical procedures for coronary artery disease, specifically in percutaneous coronary interventions. The system involves receiving images of blood vessels, building 3D models, segmenting materials, and providing guidance for procedures like balloon pre-dilation and stent placement. The technology aims to streamline and personalize PCI planning and execution, reducing processing time and improving outcomes. [Extracted from the article]

Canon USA Inc. has been issued a patent for artificial intelligence coregistration and marker detection, involving machine learning techniques for cardiovascular diagnostic procedures. The patent aims to improve the efficiency of connecting different imaging modalities, such as coronary angiography and intravascular imaging, during procedures like Percutaneous Coronary Intervention (PCI). By utilizing machine learning, particularly deep learning, the patent seeks to enhance the accuracy of marker detection in angiography images, leading to more effective coregistration between various imaging modalities. This innovation could potentially streamline cardiovascular diagnostic techniques and improve patient outcomes. [Extracted from the article]

A patent was issued for X-ray image feature detection and registration systems and methods by inventors Dascal and Winkler, assigned to LightLab Imaging Inc. The patent addresses challenges in achieving accurate visualization in x-ray imaging, particularly in intravascular imaging procedures. It focuses on detecting contrast cloud regions in x-ray images, co-registering intravascular and angiography image data, and providing measurements for vessel points. The patent aims to improve accuracy in diagnostic intravascular imaging and stent deployment procedures. [Extracted from the article]

A recent study conducted at Xi'an Jiaotong University focused on improving intravascular ultrasound (IVUS) imaging for coronary artery diseases. Researchers developed a high-performance focused IVUS transducer using textured ceramics, which showed enhanced image quality and uniformity compared to conventional transducers. The study highlights the potential of these ceramics for creating high-frequency miniaturized focused transducers, offering promising advancements in medical imaging technology. [Extracted from the article]

The patent application titled "Intravascular Balloon Reperfusion Therapy Devices, Systems, And Methods" discusses a system designed to evaluate and control the progress of reperfusion therapy targeting a patient's body area, such as the myocardium. The system includes an intravascular reperfusion therapy device with a balloon that obstructs blood vessels to deliver therapy, along with a processor circuit that monitors and adjusts the therapy based on physiological data. This innovative system aims to improve the delivery of reperfusion therapy and minimize potential complications during treatment. [Extracted from the article]

A patent application by inventors James David Cezo and Arjen van der Horst describes an intravascular reperfusion therapy system for treating blockages in blood vessels, particularly in the heart. The system includes a device with expandable arms that can be positioned within a coronary vein to deliver therapy and a processor circuit to monitor and control the therapy based on physiological data. This innovative system aims to improve blood flow and tissue health while minimizing potential complications like reperfusion injury. The patent application was filed on September 20, 2022, and made available online on November 28, 2024. [Extracted from the article]

Researchers CEZO and VAN DER HORST have submitted a patent application for "Imaging Based Reperfusion Therapy Monitoring Devices, Systems, And Methods" to the USPTO. The application focuses on evaluating and controlling the progress of reperfusion therapy targeting specific areas of a patient's body, such as the myocardium of the heart. The system uses external imaging data to determine blood flow measurements and relative levels of blood perfusion, which can help monitor and adaptively control the delivery of reperfusion therapy. This innovative approach aims to improve the effectiveness of percutaneous coronary interventions and reduce the risk of reperfusion injury. [Extracted from the article]

A patent has been issued for an intravascular imaging system with automated calcium analysis and treatment guidance by Boston Scientific Scimed Inc. The system includes a catheter with an imaging device, a processor to process image data, and a display unit to show a calcium map. The patent aims to provide alternatives for medical devices and methods in intravascular imaging. The system can generate a calcium map with indicators of calcium depth and distance to guide treatment interventions. [Extracted from the article]

Researchers from Xidian University in Xi'an, China, have developed novel lead zinc niobate-lead titanate (PZN-PT) single crystal-based high-frequency intravascular ultrasound transducers. These transducers have high piezoelectric response and dielectric constant, improving transmission and receive properties for clinical diagnosis of cardiovascular disease (CVD). The study was supported by various funding sources and has been peer-reviewed, indicating the potential of PZN-PT transducers in the field of CVD diagnosis. For more information, the full research article can be accessed through the DOI link provided. [Extracted from the article]

Researchers at the Department of Cardiology in Trier, Germany, conducted a study comparing patients undergoing protected high-risk percutaneous coronary intervention using either intravascular lithotripsy or rotational atherectomy. The study found that patients in the IVL + pMCS group were more hemodynamically stable, leading to lower catecholamine usage and a lower rate of major adverse cardiac events. The research concluded that pMCS as a bailout strategy was associated with in-hospital death and the occurrence of the slow reflow phenomenon with all-cause mortality during follow-up. [Extracted from the article]

A 48-year-old man experienced lack of efficacy while being treated with sirolimus for stenosis. He had undergone coronary angiography in 2005 and received sirolimus-eluting stents. However, in 2020, he was diagnosed with unstable angina, leading to further interventions and adjustments in his antiplatelet therapy. Despite these complications, he remained asymptomatic and event-free with continuous dual antiplatelet therapy. [Extracted from the article]

A patent application titled "Alignment For Multiple Series Of Intravascular Images" by inventors Bloms, Kevin; Li, Wenguang; Li, Yan; Shang, Alexander, and assigned to Boston Scientific Scimed Inc., aims to address the need for correlating intravascular ultrasound (IVUS) images taken at different times. The application proposes a method using machine learning to automatically detect vessel borders and regions of interest in IVUS images, allowing for comparison and alignment of different image series. This innovation could enhance medical practitioners' ability to analyze and interpret IVUS images for diagnostic and treatment purposes. [Extracted from the article]

A study conducted at New York University (NYU) Langone Health compared the outcomes of intravascular imaging-guided percutaneous coronary intervention (PCI) versus angiography-guided PCI in the United States. The research found that the use of intravascular ultrasound (IVUS) and optical coherence tomography (OCT) in PCI has been increasing, with IVUS/OCT-guided PCI associated with better clinical outcomes, including lower in-hospital mortality rates. The study highlights the importance of utilizing advanced imaging techniques in cardiovascular procedures for improved patient outcomes. [Extracted from the article]

A patent application titled "Inflatable Balloon and Vessel Diameter Correlation System for an Intravascular Lithotripsy Device" by inventors Christopher A. Cook and Eric Schultheis has been published online. The application focuses on a catheter system designed to treat vascular lesions within blood vessels, emphasizing the importance of proper balloon sizing relative to vessel diameter for effective therapy delivery. The system includes features such as a balloon compliance chart, vessel diameter determination, and contact detection to ensure optimal treatment outcomes. The application highlights the need for accurate vessel measurements to address challenges in current clinical practices. [Extracted from the article]

Zed Medical Inc. has been issued a patent for a device and method for intravascular imaging and sensing, combining pressure sensing and ultrasound imaging capabilities into a single medical device. The patent aims to address the challenge of using two separate diagnostic devices for intravascular procedures, which can complicate clinical workflow and increase costs. The device includes a sensing catheter with a reduced cross-sectional area to minimize its influence on blood flow in a vessel, enabling more accurate pressure readings. [Extracted from the article]

Researchers Merritt and Nair have submitted a patent application for a system that automates the scoring of intravascular lesions and stent deployment in medical intraluminal ultrasound imaging. The system aims to provide accurate and efficient assessment of vessel blockages and stent placement, overcoming limitations of current scoring methods. By utilizing imaging data and measurements, the system offers a comprehensive evaluation of lesions and stents within the body lumen, potentially improving diagnostic and treatment outcomes in interventional cardiology. [Extracted from the article]

A patent has been issued for a device that enables the transfer of data and power for medical guidewires and catheters with sensors. The device, developed by Xenter Inc, aims to address challenges related to integrating sensors into medical devices and ensuring effective positioning within the body. By using a conductive surface to convey power and data through an electric field, the device seeks to improve the functionality and management of medical sensors during interventional procedures. [Extracted from the article]

A study conducted at Fuzhou University in Fujian, China, explored the feasibility of a novel grinding device with a forward-looking intravascular ultrasound transducer in coronary rotational atherectomy. The research aimed to enhance the success rate of the minimally invasive interventional procedure by providing intraluminal information of the vessel ahead of the grinding tool. The experimental results showed that this visualized rotational atherectomy device could help surgeons set reasonable parameters and evaluate outcomes, potentially reducing surgical complications. The study was supported by the Fujian Provincial Health Commission Science and Technology Plan and has been peer-reviewed. [Extracted from the article]

A recent study conducted at Harbor-UCLA Medical Center in Torrance, California, focused on the use of intravascular lithotripsy to assist in carotid stent expansion for patients with heavily calcified disease. The study found that this technique could be an effective adjunct for enabling stent expansion in such cases, potentially expanding the use of carotid stenting. The research, which has been peer-reviewed, highlights the clinical impact of intravascular lithotripsy in treating high-risk carotid lesions that may not be suitable for traditional endovascular procedures. [Extracted from the article]

A recent study from the Research Institute for Complex Issues of Cardiovascular Diseases explores the diagnosis of cardiac allograft vasculopathy (CAV), a form of coronary heart disease that can develop after a heart transplant. The research highlights the importance of intravascular imaging techniques, such as intravascular ultrasound and optical coherence tomography, in detecting CAV early to prevent adverse outcomes in heart transplant recipients. The study emphasizes the significance of these imaging methods in identifying CAV, which is a leading cause of myocardial infarction and chronic heart failure in patients post-heart transplant. [Extracted from the article]

A patent application titled "Estimating The Endoluminal Path Of An Endoluminal Device Along A Lumen" by inventor Michael ZARKH has been published online. The application focuses on using radiographic imaging to track the movement of endoluminal medical devices, such as IVUS probes, through a subject's body lumen, like a coronary artery. The invention involves a computer processor analyzing radiographic images to estimate the endoluminal path of the device and generate an output based on the data acquired. The application highlights advancements in medical imaging technology and its potential impact on cardiology and healthcare. [Extracted from the article]

A patent application titled "Injection Fluid Quantification" by inventor Blaise D. Porter aims to address the challenge of accurately quantifying the amount of contrast fluid injected into patients during medical procedures like angiography. The application describes a system that utilizes a powered fluid injector and a controller to determine if the contrast fluid is actually injected into the patient based on hemodynamic pressure signals. This innovation provides an objective measurement of the amount of contrast fluid used for injection purposes, improving accuracy over user estimations. The system also includes features like an air bubble detector to enhance patient safety during the injection process. [Extracted from the article]

Researchers at Wroclaw Medical University have published a study on atherosclerosis, highlighting it as a leading cause of cardiovascular diseases (CVD). The study focuses on different diagnostic methods for atherosclerotic plaque, emphasizing non-invasive techniques such as ultrasonography, contrast-enhanced ultrasonography, and coronary computed tomography angiography. The research also discusses the role of Artificial Intelligence technologies in supporting plaque imaging. For more information, readers can access the full article in the Journal of Cardiovascular Development and Disease. [Extracted from the article]

The patent application titled "Selective Stent Crimping" by inventors Bourang and Khorsandi focuses on improving stent technology for treating bifurcated vessels. The invention aims to address challenges in conventional stent designs by introducing a method for crimping stents on expandable catheters non-uniformly, allowing for better treatment of complex vascular problems. The application emphasizes the need for improved stent delivery systems and methods to prevent in-stent restenosis. The document provides detailed information on the method, device, and claims related to treating bifurcated blood vessels using stents. [Extracted from the article]

A recent study conducted at Allegheny General Hospital in Pittsburgh, Pennsylvania, focused on the diagnosis and management of Myocardial Infarction with Nonobstructive Coronary Artery Disease (MINOCA). The study found that many patients with MINOCA may not be receiving proper evaluation, with 75% of patients being placed on medical therapy without further imaging. The research highlights the importance of considering MINOCA as a potential diagnosis in patients presenting with Acute Myocardial Infarction (AMI) and the need for guidelines on its evaluation. The study observed practice variations in diagnostic evaluation for MINOCA patients and emphasized the necessity for thorough workup, including additional imaging, for a complete evaluation. [Extracted from the article]

A recent study from Erasmus University Medical Center in Rotterdam, Netherlands, focused on the use of coronary computed tomography angiography (CCTA) in monitoring cardiac allograft vasculopathy (CAV) in heart transplant patients. The research highlighted the advantages of CCTA over other imaging modalities in detecting and monitoring CAV, with higher sensitivity and negative predictive value. CCTA also offers insights into other health markers, such as coronary artery calcium score, epicardial fat volume, and lung density, providing a comprehensive assessment of the patient's overall health. For more information, the study "Coronary Computed Tomography Angiography in Heart Transplant Patients: Current Insights and Future Directions" can be accessed through Transplantation. [Extracted from the article]

Researchers at the Japanese Red Cross Musashino Hospital in Tokyo have published a case report on the use of drug-coated balloons after intravascular lithotripsy for treating severely calcified de novo coronary artery lesions. The study suggests that this approach may be a potential revascularization strategy for patients with heavily calcified lesions. The research highlights the importance of intravascular lithotripsy in modifying calcified lesions prior to drug-eluting stent implantation. For more information, the full article can be accessed for free online. [Extracted from the article]

A recent study conducted by investigators from Cedars Sinai Medical Center focused on the long-term outcomes of heart transplantation patients based on intravascular ultrasound (IVUS) findings. The study included patients from 20 centers across Europe and North and South America, with results indicating that certain IVUS features were associated with poor clinical outcomes over a 10-year follow-up period. The research concluded that early IVUS findings could serve as surrogate endpoints for evaluating long-term outcomes in heart transplantation clinical trials. For more information, readers can refer to the Journal of Heart and Lung Transplantation. [Extracted from the article]

A recent study conducted at Catholic University of Korea focused on the use of Flow-Mediated Dilation (FMD) as a noninvasive method to assess vascular endothelial function. The research highlighted the importance of FMD in evaluating endothelial function and its association with cardiovascular diseases such as diabetes, hyperlipidemia, and coronary artery disease. While FMD is not yet endorsed as a cardiovascular prevention measure due to a lack of standardized methodology, the study suggests its potential value in future clinical research for cardiovascular prognosis. For more information, readers can access the full article titled "A Comprehensive Review of Clinical Studies Applying Flow-Mediated Dilation" in the journal Diagnostics. [Extracted from the article]

A recent study by the Imperial Gift Foundation Inc. in Shiga, Japan, explores Bow-Hunter Syndrome (BHS), a rare condition that can lead to stroke due to factors affecting the vertebral artery. The research presents a unique case of BHS involving thrombosis formation and vertebral instability, which was successfully treated through surgical intervention. This study sheds light on the complex interplay between vertebral instability and osteophytes in causing BHS, highlighting the importance of early diagnosis and intervention in such cases. [Extracted from the article]

The article discusses the implementation of a standardized algorithm called CYCLOPES for coronary calcium modification using ultrasound guidance to improve procedural and clinical outcomes in patients with coronary artery disease. The algorithm aims to guide doctors in modifying calcium in coronary arteries during procedures, ensuring standardized care across different hospitals and doctors. The clinical trial, NCT06678594, will enroll 500 patients across multiple countries to validate the efficacy of the calcium modification algorithm in treating moderate to severely calcified coronary lesions. [Extracted from the article]

The article discusses a prospective cohort study, the PlaqueVision Study, focusing on identifying high-risk coronary plaque using multimodality intravascular imaging techniques in patients with acute coronary syndrome. The study involves assessing plaque morphology and stability of non-culprit lesions after percutaneous coronary intervention in approximately 500 subjects across 11 hospitals. The aim is to compare clinical outcomes between high-risk and non-high-risk patients and plaques, exploring the predictive value of high-risk plaque characteristics for adverse cardiovascular events in patients with acute coronary syndrome. [Extracted from the article]

A patent has been issued to the Board of Trustees of Southern Illinois University for a system that allows for three-dimensional modeling and assessment of cardiac tissue. The system utilizes patient imaging data, fat identification software, and a trained learning network to map fat tissue onto a 3D model of the heart. This technology aims to provide automated diagnostic tools for predicting the presence and type of coronary artery disease based on the volume and distribution of cardiac adipose tissue. The patent highlights the importance of assessing cardiac adipose tissue as a marker for cardiovascular risk assessment. [Extracted from the article]