The proven standard trypan blue dye


Vial G-81001 Vioron® 0.5 ml, sterile
Syringe G-81002 Vioron® 0.5 ml, sterile

  • Brilliant visualization of the anterior lens capsule
  • Excellent distinction of the capsulorhexis margin
  • Quick and easy application
  • Applicable to a variety of further indications, e.g. congenital cataract surgery

Composition and properties of Vioron®

Composition of one 0.5 ml syringe / vial:
0.3 mg Trypan blue
0.95 mg Na2HPO4 x 2 H2O
0.15 mg NaH2PO4 x 2 H2O
4.1 mg NaCl
ad 0.5 ml water for injection purposes
0.6 g/l Trypan blue
1.000 – 1.005 g/cm3


Vioron® was developed for ophthalmic surgical procedures in the anteriorsegment of the eye such as cataract operations. When the anterior lens capsule is stained, it is more easily seen, facilitating capsulorhexis and minimising the risk of tearing.