I took my toothbrush and a tube of toothpaste into the bathroom.    From LearnThat.org. 

In Paris the subway system is called the `metro' and in London it is called the `tube' or the `underground'.    From Wordnet, Princeton University. 

Inside Paris, they used to tube mail.    From Wordnet, Princeton University. 

The tube is a catheter (a thin tube) placed into the cecum, the first part of the large bowel (in the lower right abdomen).    From Wordnik.com.  [Percutaneous Cecostomy Tube Placement] Reference

The products come in a very modern, trendy red and black label tube, which is made from.    From Wordnik.com.  [TreeHugger] Reference

A gastrostomy or gastrojeunostomy tube is then placed, with the exact size determined by the size of the tract.    From Wordnik.com.  [Primary Tube Conversion] Reference

Will my child have pain after the tube is changed?.    From Wordnik.com.  [Primary Tube Conversion] Reference

A spring on the tube is easy to access and keep clean.    From Wordnik.com.  [Uncategorized Blog Posts] Reference

In general, the loss of a GJ tube is not an emergency.    From Wordnik.com.  [Low Profile Balloon J Tube] Reference

The tube is passed down the nose and into the stomach.    From Wordnik.com.  [Treatment] Reference

The opening in the skin for the tube is called a stoma.    From Wordnik.com.  [Pediatric surgery: Gastrostomy Tubes] Reference

Removal of a breathing tube from the trachea (windpipe).    From Wordnik.com.  [Glossary] Reference

In my mind launching a tube is just plain irrespsonsible.    From Wordnik.com.  [Tighten Chokes, Lighten Up] Reference

If your child's J-tube is a red rubber catheter or Foley.    From Wordnik.com.  [Pediatric surgery: Jejunostomy Tubes] Reference

On the third attempt, the tube is in place, the medic yells.    From Wordnik.com.  [USATODAY.com] Reference

The tube is inserted through the nose and ends in the stomach.    From Wordnik.com.  [Milk Scan] Reference

The Japanese are way ahead ahead of us in tube-internet technology.    From Wordnik.com.  [Boing Boing] Reference

The tube is accessible to the physician by injection through the skin.    From Wordnik.com.  [Boing Boing] Reference

This involves passing a thin tube through the nose and into the esophagus.    From Wordnik.com.  [Infant Breathing Disorder Center] Reference

But for big sister, Michelle, 2 ½, the feeding tube is business as usual.    From Wordnik.com.  [Laura's CDH story] Reference

There can be some discomfort when the tube is guided down through the nose.    From Wordnik.com.  [Nasojejunal (NJ) Tube] Reference

The tube is sharpened on the other end as a punch, with a pencil slid inside.    From Wordnik.com.  [Make a Survival Kit out of an Altoids Tin] Reference

Your referring physician will decide which type of tube is best for your chil.    From Wordnik.com.  [Percutaneous Gastrostomy Feeding Tube Placement] Reference

A surgical opening in the neck through which a tracheostomy tube is connected.    From Wordnik.com.  [Glossary] Reference

Doctors advance a thin tube (catheter) to the heart through a vein in the leg.    From Wordnik.com.  [Aortic Stenosis] Reference

Today, I see Oxfam ‘Be Humankind’ posters in tube stations and their ads on TV.    From Wordnik.com.  [Oxfam’s advertising turnaround « One Size Fits One] Reference

The length and width of the tube is determined by the age and/or size of your child.    From Wordnik.com.  [Barium Enema] Reference

Another reason some children might have a G-tube is because they can't burp on their own.    From Wordnik.com.  [Pediatric surgery: Gastrostomy Tubes] Reference

The tube is matched with 10-pound-test line, a 3/0 hook, and a pegged 1/16-ounce slip sinker.    From Wordnik.com.  [Tracking Springtime Bass] Reference

A small, removable fill tube is left temporarily attached to the breast implant after surgery.    From Wordnik.com.  [Boing Boing] Reference

The tube is used for feeding children who cannot or will not obtain adequate nutrition orally.    From Wordnik.com.  [Nasojejunal (NJ) Tube] Reference

A tunneled central line is a catheter (a thin tube) that is placed in a vein for long term use.    From Wordnik.com.  [Tunneled Catheter Placement] Reference

In this test, no tube is necessary and the dye can be placed with a simple injection in the arm.    From Wordnik.com.  [Glenn D. Braunstein, M.D.: Gender Differences in Heart Disease: Nation's No. 1 Killer Kills Differently] Reference

For toothpaste, I grab a half finished tube from the main bathroom, and keep it in my travel kit.    From Wordnik.com.  [Planning The Perfect Travel Washbag | Lifehacker Australia] Reference

She then places a tube is into the opening and into the small intestine and stitches it into place.    From Wordnik.com.  [Pediatric surgery: Jejunostomy Tubes] Reference

Good list, though as a London commuter, the tube is definitely not air conditioned, and can get stifling in the mid summer.    From Wordnik.com.  [TRANSPORTATION TUESDAY: Top 5 Cities For Public Transit | Inhabitat] Reference