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IV Catheter: Uses, Types, Sizes, Colours, and Everything a Healthcare Professional Should Know

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  If you work in a hospital or have ever been admitted as a patient, you have seen an IV catheter in action. It is that small device taped to the back of someone's hand or inner arm, connected to a drip line running up to a fluid bag. It looks unremarkable. In reality, it is one of the most important devices in clinical medicine. Every medication delivered intravenously, every bag of fluid administered, every blood product transfused, all of it depends on that small device sitting reliably in a patient's vein. Yet for something so widely used, the IV catheter is surprisingly misunderstood outside of clinical circles. Many people, including non-clinical hospital staff and even junior healthcare workers, do not fully understand how it works, why different sizes and colours exist, or what makes one catheter perform better than another. This guide answers all of those questions in plain, practical language. And for procurement teams and medical distributors evaluating suppliers, i...
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IV Cannula Parts and Full Guide to Sizes, Types, and Choosing Reliable Brands for Clinics and Hospitals

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An IV cannula is a thin, flexible tube that healthcare professionals insert into a vein to give fluids, medicines, blood, or other treatments directly into the bloodstream. It is one of the most common devices used in hospitals, clinics, emergency rooms, and surgical centers. For medical buyers, nurses, and procurement teams, understanding the parts of an IV cannula helps you choose products that are safe, easy to insert, and reliable during treatment. IV cannulas come in different sizes and types, each meant for specific medical scenarios. The size is measured by gauge, and a lower gauge means a larger diameter. For example, 14G cannulas are used in emergencies for rapid fluid resuscitation, while 22G or 24G are better for smaller veins or slower infusions. Knowing which parts matter and how sizes match the procedure will help you reduce complications like phlebitis, improve flow rates, and make IV access easier for patients. When you buy IV cannulas, always check the quality of the ...
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