As a medical professional, I can provide you with an accurate explanation of the use of a normal saline flush. Normal saline, which is a solution of sodium chloride (0.9%), is used for a variety of medical purposes. One of its common uses is as a flush in medical procedures. Here's a detailed explanation:

A normal saline flush is used:

1. To maintain patency in intravenous (IV) lines or catheters to prevent them from collapsing or clotting.

2. For irrigation during surgical procedures to clean wounds and remove debris, which can reduce the risk of infection.

3. To hydrate cells during the process of cell transplantation or in laboratory settings.

4. As a diluent to mix with medications for injection.

5. For rinsing contact lenses or other ophthalmic applications.

6. To prevent blood from clotting in blood drawing tubes before analysis.

It's important to note that normal saline is isotonic to body fluids, meaning it has the same concentration of salt as the body's cells, which helps to maintain the normal balance of fluids inside and outside of cells.

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Sodium chloride can reduce some types of bacteria. Normal Saline is used to clean out an intravenous (IV) catheter, which helps prevent blockage and removes any medicine left in the catheter area after you have received an IV infusion. Sodium chloride may also be used for purposes not listed in this medication guide.read more >>