The application of PVC in the medical field has some advantages and disadvantages.

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Advantages:

1. Lower cost: Compared with other medical materials, PVC is cheaper, so it has a cost advantage in the manufacture 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, calender, etc., which is convenient and fast.

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

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

Cons:

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

2. Poor barrier performance: The barrier performance of PVC material is poor, and it may not be suitable for some medical equipment that needs to isolate external pollution.

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

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

To sum up, the application of PVC in the medical field has some advantages and disadvantages. When choosing to use PVC as a medical material, it is necessary to consider its advantages and disadvantages as well as the requirements of the actual use environment.