Cannula and catheter both mean exactly the same thing– a flexible tube inserted into the body to administer or withdraw fluids or to keep another tube patent. Intravenous cannulation is a technique in which a cannula is placed inside a vein to provide venous access. Venous access allows sampling of blood as well as administration of fluids, medications, parental nutrition, chemotherapy, and blood products. In general, the smallest gauge of catheter should be selected for the prescribed therapy to prevent damage to the vessel intima and ensure adequate blood flow around the catheter, which reduces the risk of phlebitis. In an emergency situation or when patients are expected to require large volumes infused over a short period of time, the largest gauge and shortest catheter that is likely to fit the chosen vein should be used.There are four types of IV Catheter: Peripheral Catheter, Midline Peripheral Catheter ,Peripherally Inserted Central Catheter & Central Venous Catheter. Uses and Applications A venous cannula is inserted into a vein, primarily for the administration of intravenous fluids, obtaining blood samples and administering medicines. An arterial cannula is inserted into an artery, commonly the radial artery, and is used during major operations and in critical care areas to measure beat to beat blood pressure and to draw repeated blood samples. IV Cannula has veterinary use, nasal or oral use too. Cannula can also be used for piercing. The common uses are rapid transfusion of blood, transfusion of IV drugs. Paediatric patients or adults with small veins undergoing long term medication or blood transfusion are subjected to IV Cannula. It is also used on oncology patients undergoing Chemotherapy. Market Survey IV Cannula is amongst the most extensively used medical disposables. Healthcare professionals represent the largest end use market for cannulae. Worldwide market for IV Cannula is driven by an aging population and related rise in healthcare demand. . The Present demand of Disposable IV Cannula is being adequately met by indigenous production. In increasing awareness in health care and like diseases and improvement in per capita income is expected to create further growth in demand of disposable IV Cannula. The use of IV Cannula is becoming more popular due to following advantages: IV Cannula have lower coefficient of thermal expansion and hence have greater accuracy & It is unbreakable. With the unhealthy living style prevailing among people, diseases are spreading at a high rate, and consequently demand of this product is increasing too. So, there is much scope and profit for entrepreneurs in establishing this business. Few Indian Major Players are as under: La Medical Devices Ltd. Lifeline Injects Ltd. Sangam Health Care Products Ltd. Span Medicals Ltd. Surgiplast Ltd.
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