ISSN 2398-2950      

Contact lens: application

ffelis

Synonym(s): veterinary bandage lens, soft contact lens


Introduction

  • Soft contact lenses act as a protective shield on the cornea.
  • They permit corneal repair and improve patient comfort by preventing contact between damaged cornea and eyelids.

Uses

  • Corneal ulceration Ulcerative keratitis to reduce pain and to retain tear film over ulcerated area to aid healing.
  • Corneal edema and bullous keratopathy may prevent rupture of epithelial bullae and reduce discomfort caused by abrasion of ulcers.
  • Symblepharon, eg neonatal herpes conjunctivitis and keratitis Cornea: herpesvirus keratitis. After surgical correction, application of lens during healing period prevents conjunctiva reattaching to exposed cornea.
  • Traumatic injury, eg laceration or perforation.

Advantages

  • Simple to apply and remove.
  • Well tolerated.

Disadvantages

  • Contraindicated in presence of keratoconjunctivitis sicca   Eye: keratoconjunctivitis sicca  and active infection.
  • Hypersensitivity reactions have been reported in humans.
    Animals with atopy may be predisposed to allergic reaction.
  • Avoid use in conjunction with dyes, eg fluorescein Fluorescein test and Rose Bengal Rose-Bengal staining, as these will be absorbed onto lens surface.
  • Can fall out due to poor fit.

Requirements

This article is available in full to registered subscribers

Sign up now to obtain ten tokens to view any ten Vetlexicon articles, images, sounds or videos, or Login

Preparation

This article is available in full to registered subscribers

Sign up now to obtain ten tokens to view any ten Vetlexicon articles, images, sounds or videos, or Login

Procedure

This article is available in full to registered subscribers

Sign up now to obtain ten tokens to view any ten Vetlexicon articles, images, sounds or videos, or Login

Aftercare

This article is available in full to registered subscribers

Sign up now to obtain ten tokens to view any ten Vetlexicon articles, images, sounds or videos, or Login

Outcomes

This article is available in full to registered subscribers

Sign up now to obtain ten tokens to view any ten Vetlexicon articles, images, sounds or videos, or Login

Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Sansom J & Barnett K (1997) Soft contact lenses in small animals. Waltham Focus 7, 21-23.
  • Morgan R V, Bachrach A Jr. & Ogilvie G K (1984) An evaluation of soft contact lens usage in the dog and cat. JAAHA 20 (6), 885-888 VetMedResource.

Other sources of information

  • Petersen-Jones S & Crispin S (2002) BSAVA Manual of Small Animal Ophthalmology. 2nd edn. British Small Animal Veterinary Association. ISBN 0 905214 54 4

Related Images

Want more related items, why not
contact us

Can’t find what you’re looking for?

We have an ever growing content library on Vetlexicon so if you ever find we haven't covered something that you need please fill in the form below and let us know!

 
 
 
 

To show you are not a Bot please can you enter the number showing adjacent to this field

 Security code