Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

An endotracheal tube is a flexible tube that helps people breathe during surgery or medical emergencies by going through the mouth or nose into the windpipe. Common side effects of using an ...

The Eustachian tube connects the middle ear to the nasopharynx and helps equalize ear pressure. Eustachian tube dysfunction can cause symptoms like ear fullness or pain. The condition often resolves ...

Enteral nutrition (EN) is a type of tube feeding used for nutrition support. EN is where the nutritional fluid or feed goes into the gut, through a tube into the stomach or small bowel (intestine). EN ...

The Eustachian tube is an opening that connects the middle ear with the nasal-sinus cavity. This tube helps to: Balance pressure in the middle ear (commonly felt as your ears popping) Drain fluid from ...

What Is a Chest Tube? A chest tube is a plastic tube that is used to drain fluid or air from the chest. Air or fluid (for example blood or pus) that collects in the space between the lungs and chest ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Kelly Glass and Wirecutter ...

Want to boot your Raspberry Pi from USB instead of unreliable SD cards? If you've used a Raspberry Pi long enough, you've probably faced the… ...

The best Coach bags keep landing at the top of our want-slash-need list, thanks to their fun shapes, trendy touches, and — within the world of luxury handbags, at least — affordable prices. And we ...

A Sengstaken-Blakemore tube is a tube used in emergency medicine to stop bleeding in your stomach or esophagus. The technique used to place the tube is called balloon tamponade. The ...