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Related Experiment Videos

Frosted jones pyrex tubes.

Roger A Dailey1, Robert N Tower

  • 1Oregon Health Sciences University, Casey Eye Institute, Portland, Oregon 79239-4197, USA.

Ophthalmic Plastic and Reconstructive Surgery
|June 9, 2005
PubMed
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A new frosted Jones tube effectively treats obstructed upper lacrimal system canaliculi. This improved Pyrex tube reduces extrusion, a common complication, ensuring better patient outcomes and comfort.

Area of Science:

  • Ophthalmology
  • Medical Devices
  • Surgical Innovation

Background:

  • Obstructed canaliculi in the upper lacrimal system often require surgical intervention.
  • Traditional smooth Pyrex Jones tubes are used but are prone to extrusion.
  • Extrusion of Jones tubes is a significant complication following dacryocystorhinostomy.

Purpose of the Study:

  • To evaluate the efficacy and safety of a novel frosted Jones Pyrex tube.
  • To assess the frosted tube's ability to improve positional stability and reduce extrusion.
  • To compare the performance of frosted versus smooth Jones tubes in managing lacrimal system obstruction.

Main Methods:

  • A prospective study involving 10 patients with previous Jones tube extrusion.
  • Replacement of extruded smooth Pyrex tubes with frosted Jones tubes.

Related Experiment Videos

  • Follow-up assessment of tube function, stability, and patient-reported outcomes.

    • Main Results:

    • None of the 10 patients experienced recurrence of tube extrusion after replacement with a frosted tube.
    • All patients reported proper functioning of the frosted Jones tubes.
    • No epiphora or discomfort was reported by patients using the frosted tubes.

    Conclusions:

    • Frosted Jones Pyrex tubes offer comparable function to smooth tubes.
    • The frosted design significantly reduces the risk of extrusion, a primary complication.
    • Further investigation into the primary placement of frosted Jones tubes is warranted.