mardi 13 septembre 2016

Important Aspects On Gastric Banding And Sleeve Gastrectomy

By Ryan Meyer


Bariatric surgeries are increasingly becoming an acceptable method of weight control in New York. In general these methods achieve their effect by reducing the stomach capacity which in turn reduces the amount of food that an individual can eat at a given time. Related to the same is early satiety and reduced absorption of nutrients. There are three main types of bariatric operations that are performed. These include gastric bypass, gastric banding and sleeve gastrectomy.

Banding and gastrectomy are distinct options but the principles are the same. As the name suggests, banding involves the use of an artificial band made from silicone. This band is usually fixed to a portion of the stomach resulting in compression. The compression causes a reduction in the volume of the stomach which means that less food will be held from the time of the duration onward.

The operations that can be used for the placement of the band are of two main types: the open procedure and the laparoscopy technique. The open procedure involves the use of a large incision running from the pubic region to the epigastric region. The stomach is visualized directly before band placement is done. The laparoscopic technique, on the other hand, uses very small openings known as ports. An instrument known as a laparoscope is used under the guidance of a camera.

The magnitude of compression varies from one patient to another depending on their condition. A higher degree of compression is likely to be used if the patient is obese with associated medical complications. A plastic tubing is usually connected to the tubing and one end can be accessed from an area under the skin. The tube allows for adjustments to compression force to be made. Injection of water in the tubing increases the compression and withdrawing reduces it.

There are a number of complications that may be encountered with this procedure. These include among others, injury to vital structures in the abdominal cavity, infections, bleeding, nausea and vomiting. Nausea and vomiting are often the result of too much compression. Withdrawing some water from the control tubing helps relieve the pressure which in turn reduces the likelihood of nausea and vomiting. Antibiotics have to be administered to reduce the risk of infections.

Gastrectomy can also be performed through an open and laparoscopic techniques. The laparoscopic option is the more preferred option due to the lower rate of complications. During gastrectomy, the stomach is cut along its length and a large portion of it (between 75% and 80%). The remnant is a small tubular structure that also resembles a sleeve and hence the name.

The conversion of the stomach into a tubular structure results in less time for absorption which is a desired effect of all bariatric surgeries. The side effects associated with the sleeve procedure are similar to those that are result from banding. Additional side effects include leakages of food through the incision site and the loss of staples or stitches used to repair the stomach.

An ideal candidate to undergo bariatric surgery is one who has attempted achieving their objective using conservative methods. Such include participation in regular physical exercise and diet modification in a manner that reduces carbohydrate and fat content. Persons that have a high body mass index BMI of say, 40, are more likely to benefit than those with a lower value of this index.




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