|Articles|May 1, 2015

Femto-created incision woes solved

A double-ended dissector allows improved opening of all femtosecond laser-created corneal incisions during cataract surgery.

 

Take-home message: A double-ended dissector allows improved opening of all femtosecond laser-created corneal incisions during cataract surgery.

 

 

By Nancy Groves; Reviewed by David Folden, MD

Minneapolis-A new double-ended dissector can open all femtosecond laser-created corneal incisions during cataract surgery, according to its inventor.

The instrument (Folden Femto Double-Ended Dissector, Rhein Medical) combines a semi-blunted leading tip for incision entry with a sharp-edge design. This allows clean separation of inter-wound stromal tissue bridges.

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David Folden, MD, a Minneapolis-area ophthalmologist specializing in cataract and refractive surgery, designed the new instrument to improve the process for opening incisions made by a femtosecond laser.

Though he appreciated the precision and perfect architecture of femtosecond laser-created corneal incisions, the instruments available to open them frustrated him.

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Femtosecond laser-created corneal incisions placed more centrally in the clear cornea are relatively easy to open, he said.

“However, incisions placed more peripherally near limbal tissue, corneal arcus, or neovascularization are more incomplete with a greater number of inter-wound stromal tissue bridges, and therefore, are more difficult to open with standard instrumentation,” Dr. Folden said.

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