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Innovative Silicone Solutions for Medical Devices

Medical‑Grade Silicone Elastomers for Medical Devices

Medical devices demand materials that balance biocompatibility, durability, and processability while withstanding repeated sterilization. Momentive’s medical‑grade silicone elastomers, including LSR and HCR technologies, are engineered to deliver consistent performance across critical applications—from tubing and catheters to respiratory interfaces, diagnostics, and implantable components.

Application‑Led Structure

Medical Device Applications
  • Surgical, dental, and diagnostic components
  • Medical tubing, catheters, and fluid transfer systems
  • Respiratory, anesthesia, and patient care devices
  • Orthopedic, prosthetic, and positioning solutions
  • Laboratory septa, stoppers, and closure systems
Silicone Material Technologies
  • Silopren™ and LIM™ LSR for precision injection molding and overmolding
  • Addisil™ and Tufel™ HCR for extrusion and compression‑molded durability
  • One‑part and two‑part silicone systems supporting diverse manufacturing processes
 

Frequently Asked Questions About Silicone Solutions for Medical Devices

Medical‑grade silicone is used in applications requiring biocompatibility, flexibility, and sterilization resistance, including tubing, catheters, respiratory masks, seals, and implantable components.

Liquid Silicone Rubber (LSR) is ideal for high‑precision injection molding and automated production, while High Consistency Rubber (HCR) is commonly used for extrusion and compression molding where durability and flexibility are critical.

Momentive’s healthcare silicone elastomers are designed to support biocompatibility expectations, with many grades suitable for evaluation under standards such as ISO 10993 and USP Class VI, depending on application requirements.

Medical‑grade silicone elastomers can withstand common sterilization methods, including steam autoclave, ethylene oxide (EtO), and gamma irradiation, depending on formulation and device design.

Yes. Certain silicone elastomers are formulated for long‑term or implantable applications, offering stability, flexibility, and patient comfort when properly selected and validated.

Silicone elastomers support a range of processes, including LSR injection molding (LIM), extrusion, compression molding, and overmolding, enabling design flexibility across device types.

Silicone’s inherent softness, flexibility, and thermal stability help enhance patient comfort, seal integrity, and long‑term performance, particularly in wearable, respiratory, and fluid‑contact devices.