Managing diabetes requires precision and comfort, especially when it comes to daily insulin injections. Insupen 31G x 6mm pen needles are designed to make this process as smooth and painless as possible.
This guide provides everything you need to know about using Insupen needles, from their technical features to tips for a more comfortable injection experience.
What is Insupen 31G x 6mm Used For?
Insupen needles are sterile, single-use pen needles designed for the subcutaneous (under the skin) delivery of insulin. They are compatible with most major insulin pens available on the market.
These needles are ideal for:
- Daily Insulin Therapy: Providing a reliable way to administer insulin.
- Minimizing Discomfort: The ultra-thin design is perfect for those who are sensitive to injections.
- Accurate Delivery: Ensuring the medication reaches the fatty tissue layer where it is absorbed best.
Ingredients and Materials
As a medical device, Insupen is not made of chemical ingredients like a pill, but rather high-quality surgical materials:
- Surgical Steel: The needle is made from high-grade stainless steel for strength and purity.
- Silicone Coating: A special “friction-less” silicone lubricant is applied to the needle to allow it to glide into the skin easily.
- Thin-Wall Technology: This allows for a wider inner diameter, making the insulin flow more quickly and easily.
How It Works
The “31G” refers to the gauge (thickness), meaning it is extremely thin—roughly the width of a few human hairs. The “6mm” is the length, which is short enough to ensure the insulin stays in the fatty tissue and doesn’t reach the muscle.
Insupen uses Extreme Point technology, which involves a triple-sharpened tip. This design reduces the force needed to puncture the skin, leading to a much more “stealthy” and comfortable injection.
Dosage and How to Use
- While the “dosage” of insulin is determined by your doctor, using the needle correctly is vital:
- Wash your hands and clean the injection site.
- Remove the paper tab from the Insupen needle and screw it straight onto your insulin pen.
- Perform an “air shot” (usually 1–2 units) to ensure insulin is flowing through the needle.
- Insert the needle at a 90-degree angle. Press the pen button and hold for 10 seconds before removing.
- Dispose: Unscrew the needle and place it in a proper sharps container immediately. Never reuse a needle.
Possible Side Effects
Using a high-quality needle like Insupen reduces risks, but some minor issues can still occur:
- Bruising or Redness: Occasional mild bruising at the site.
- Lipohypertrophy: Hard lumps under the skin caused by injecting in the same spot too often. (Always rotate your injection sites!)
- Mild Pain: Although rare with a 31G needle, slight stinging can happen if the alcohol from cleaning hasn’t dried yet.
Frequently Asked Questions (FAQs)
1. Can I use the same Insupen needle more than once?
No. Needles are sterile for single use only.
2. Will this needle fit my insulin pen?
Yes, Insupen needles are designed to be “universal” and fit almost all standard insulin pens.
3. Is 6mm long enough for everyone?
For most adults and children, 6mm is the clinical standard to reach the fatty layer safely without hitting muscle.
4. Does the silicone coating make a difference?
Absolutely. The lubrication reduces friction, which is the main cause of the “pinch” feeling during an injection.
Conclusion
Insupen 31G x 6mm pen needles offer a high-tech solution for a simple daily task.



