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i-pen, a reusable, variable dose injection device

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The Haselmeier i-pen is a reusable, variable dose injection device designed for use with a standard 3ml cartridge. The i-pen features an attractive design and high variability for customization and choice of color.

Designed from extensive research and patient testing, the i-pen is designed to meet the needs of self-injecting patients. Available as a standard Haselmeier design or customized to your specific requirements.


The i-pen incorporates the following features:

  • Compact size for easy handling and portability
  • Anodized aluminium body, to provide years of reliability
  • Multiple injections and variable dosage, with easy customization
  • Large and easy-to-read dose indicator, well suited for patients with reduced visual capabilities
  • Dose correction to avoid injection errors and loss of product
  • Manual insertion and injection
  • Dose increments from 0.01ml to 0.6ml

Pen dimensions in mm

Standard 3ml cartridge

Standart 3ml cartridge
Technical data are subject to change.




Please click on the link below to download
the i-pen instructions

Instructions PDF