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Technology

Instantaneous Measurement of Ophthalmic Analytes

LacriPen

LacriPen Utilizes Surface Plasmon Reasonance

Surface Plasmon Resonance:

surface plasmon

The Surface Plasmon Resonance Technique for Tear Osmolarity and Other Important Clinical Markers

SPR angle chart

The Location of the Central Minima of the SPR curve is Proportional to the Refractive Index of the Tear Fluid in Conact with the Gold Sensing Surface.

From Benchtop to the Eye in Less than a Second

Status of Technology Osmolarity

Osmolarity Sensor
  • Validated through 2 clinical studies, hundreds of human measurements
  • Design freeze and Quality system in place
  • Software and Osmolarity algorithm on pens
  • Regulatory pathways in progress
  • Inventory of 24 design-frozen LacriPens

From Benchtop to the Eye in Less than a Second

MMP-9 Sensor Cap Development

One-Step Sensor Cap Fabrication