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Advantages:

 1. Low cost: Compared with other medical materials, PVC is relatively cheap, so it has a cost advantage in the manufacturing of medical equipment, equipment and supplies.

 2. Easy processing: PVC material is easy to process, and can be processed by common processing methods, such as injection molding, extrusion, calendering, etc., which is convenient and fast.

 3. High transparency: PVC material has high transparency, which can meet the requirements of the medical field on material transparency.

 4. Good chemical stability: PVC material has good chemical stability, which can withstand the corrosion of common chemicals and drugs.

 Disadvantages:

 1. Poor high temperature resistance: PVC material is easy to deform and decompose at high temperature, so it is not suitable for use in high temperature environment.

 2. Poor barrier performance: PVC material has poor barrier performance, which may not be suitable for some medical equipment that needs to isolate external pollution.

 3. Poor environmental protection: PVC material will produce some harmful substances in the process of production and use, which has a certain impact on the environment and human health.

 4. Harmful to human body: some PVC materials contain harmful substances to human body, which may cause irritation or inflammation to skin or other tissues.

 In summary, the application of PVC in the medical field has some advantages and disadvantages. When choosing to use PVC as a medical material, its advantages and disadvantages as well as the requirements of the actual use environment should be considered comprehensively.