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Case Study: 2in1 Examination and Phototherapy of Neonatal Jaundice

Our customer wanted a combination product for examination of newborns and immediate treatment of newborn jaundice.

Customer requirements

Photonic 2in1 Examination & Phototherapy of Neonatal Jaundice

  • Combination of white light for examination and blue light with a peak wavelength at 458 nm for phototherapy of newborn jaundice
  • Optical design for homogeneous light distribution
  • Intuitive usability
  • Easy switching between examination and therapy modes
  • Easy to clean surfaces
  • Modular mounting options (mobile, fixed to ceiling or wall, as well as integration into pendant systems)
  • Series production of 250 units / year

Photonic Services

  • Requirements workshop
  • Re-Engineering based on existing examination light
  • Optics design for optimal illumination intensity and light distribution in both modes (examination and phototherapy)
  • Electronic circuit design
  • Firmware development
  • Risk management according to EN ISO 14971 (Medical devices)
  • Performance measurements according to EN 60601-2-50 (Particular requirements for the basic safety and essential performance of infant phototherapy equipment)
  • Safety testing according to EN 62471 (Photobiological safety of lamps and lamp systems)
  • Technical documentation
  • Supply chain design
  • Prototyping and transfer to production

Technical Solution

  • Theranostic system based on a compact medical luminaire
  • Mode cycling (examination, examination + phototherapy, phototherapy) with one button
  • Examination light with up to 80 kLux
  • Therapy light with up to 60 µW/cm²/nm
  • Over 50.000 hours service life with intelligent LED Anti-Aging for reliable illumination
  • Examination Light d10: 190 mm
  • Phototherapy d10: 500 mm