Cannulae and Liposuction

January 26, 2009writer No Comments »

Liposuction removes fat in an area by suctioning it out, and this is almost always performed by a cannula attached to a device that is like a vacuum. A cannula is a long tube of any size that is inserted into the body through an incision where the unwanted subcutaneous fat is located. The term is from latin, meaning little reed.

Cannulae come in a variety of diameters. In the past, they typically ranged up to 12mm in diameter. Needless to say, the incision required to insert the cannula was lengthy, and the amount of trauma resulting in its use resulted in a lengthy recovery time involving extensive bruising, swelling and discomfort.

Fortunately, today’s cannulae are far smaller in diameter. A typical cannula is only 3 mm in diameter, but can be smaller. For example, the cannula used during the laser assisted liposuction method Smartlipo is under 2mm, which is why it is commonly referred to as a microcannula. That’s why recovery is quicker than other methods, with less bruising, bleeding and swelling.

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