Varicose veins are a common health issue that develops when atypical or damaged valves in the veins allow blood to flow in the wrong direction or to pool. They usually develop on the legs ...

Varicose veins require thorough assessment by vascular surgeons, especially using ultrasound, to determine the underlying cause and severity. Treatment options, including laser or RFT, should be ...

Recent studies have provided important information on the nature of PV electrophysiology and of the role of the PVs in initiation and maintenance of AF. Reentry is responsible for the majority of ...

A flap of skin is peeled back to expose the leg muscles. Care is to be taken, the account notes, to isolate the saphenous vein and a nearby nerve. This is only the beginning of what is ...

Their Robotic Avian-inspired Vehicle for multiple ENvironments (RAVEN) trades traditional landing gear for a pair of bird-inspired articulated legs that allow the drone to walk around, hop over ...

The key challenge in attaching legs to drones was that they significantly increased mass and complexity. State-of-the-art robotic legs were designed for robots walking on the ground and were too ...

The bulging, dark veins that spiral down your legs often spark discomfort ... We find out if there is some issue with the anatomy that’s causing the varicose veins.” 2. The patient has ...

A bird’s ability to transition swiftly from walking to flying has been emulated in the design of a simple robotic leg. The feat is a win for drone design, and one that could reveal why some ...