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Medtech Business Review | Friday, March 31, 2023
PVC began substituting the earlier flexible tube and glass and rubber container materials.
Fremont, CA: PVC is the thermoplastic material most often employed in medical devices. This material has confirmed over 50 years that it can fulfill the strict criteria of the healthcare industry. PVC began substituting the earlier flexible tube and glass and rubber container materials. Yet, as required for single-use pre-sterilized medical components rose, PVC overwhelmed the market.
High-frequency welding is another method PVC may be connected, opening up a wide range of container forms and connection possibilities. PVC that is easily available in commerce is lowly crystallin and greatly branching. Conversely, high molecular weight PVC has a more systematic structure, is less linear, and has a higher degree of crystallinity (K-Value > 100 with number average molecular weight of up to 150,000). This state of PVC aids in forming robust containers, more chief, and greater surface strength. Let's look at a few of the advantages of PVC.
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• Safety
PVC must experience vast toxicity testing before it gets employed in medical equipment. Therefore, before being accepted for application in medical devices, all materials employed to create their components must experience extensive testing and analysis. PVC is safe, owing to experience, Owing to all available details from international environmental and healthcare agencies.
• Biocompatibility
Great compatibility between the tissue or blood and the material is necessary when plastics get utilized in direct contact with a patient's tissue and blood. The longer plastic rests in touch with tissue or blood, the more powerful this feature develops.
PVC has a greater degree of biocompatibility that can get further improved by suitable surface transformation.
• Flexibility, Durability, and Reliability
PVC gives the flexibility needed for uses like blood bags and IV containers and has the strength and durability you require, even in differing temperatures and environmental conditions. Also, PVC gets smoothly thermoformed to form "blister" packaging, ejected to form IV tubings, or blown into hard hollow containers. Designers of medical products and packaging often use PVC due to its flexibility.
• Low cost
Presently, PVC makes up almost one-third of the price of medical plastics; therefore, its low price greatly influences maintaining the minimal costs of medical plastics. Varying from one type of plastic to another might cost the healthcare industry hundreds of millions yearly.
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