The upper pulmonary veins (PVs) are responsible for the majority of atrial fibrillation (AF) triggering foci, whereas the inferior PVs are more difficult to ablate and prone to postablation ostial ...

Electrogram recordings in a patient with a focal pulmonary vein (PV) tachycardia originating from the right upper PV (RUPV). The fluoroscopic image (left anterior oblique projection) in (A ...

肺血栓栓塞症（PTE）和深静脉血栓（DVT）具有相同易感因素，统称为静脉血栓栓塞症（VTE），是 VTE 在不同部位、不同阶段的两种临床表现形式。目前关于 PTE 流调、危险因素和自然病史的现存数据大都来自于 VTE 的研究。临床上，外科住院患者的 ...

This approval is expected to help in treatment of persistent AFib and for RF ablation of CTI dependent atrial flutter.

Flying increases the risk of developing deep vein thrombosis. Here, vascular surgeons give advice on how to avoid and treat ...

Veins make up a network of connecting tubes throughout the human body, ranging in size from 1 mm (about the size of a pencil point) to 2 cm (about the size of a quarter), that bring blood low in ...

Less than a year after obtaining an FDA approval for its first foray into pulsed field ablation, Medtronic has done it again.

In most cases, arteries carry oxygen-rich blood, and veins carry oxygen-poor blood, but that doesn’t apply during the pulmonary circuit between your heart and lungs. Other differences exist in ...

All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...

Medtronic received FDA approval for the Affera mapping and ablation system and Sphere-9 catheter, which can deliver both PFA ...

The National Heart, Lung, and Blood Institute (NHLBI) of the National Institutes of Health (NIH) recently awarded a $3.7 million grant to support a project led by Principal Investigator, Chase ...