📊 Evidence-Based Reference

Calaview Etafilcon a Soft Hydrophilic Contact Lens for Daily Wear

Innova Vision

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Summary: Calaview etafilcon A is a soft hydrophilic contact lens for daily wear, primarily used for vision correction. Key evidence highlights its improved wettability and antimicrobial properties.

FDA Clearance Information

Pathway ? 510(k)
Number ? K073060 ↗
Decision Date ? November 29, 2007
Product Code ? MVN
Device Class ? Class 2
Evidence ? 419 studies

The Calaview etafilcon A contact lens was cleared by the FDA via the 510(k) pathway on November 29, 2007. It is manufactured by Innova Vision and classified as a Class 2 medical device.

What It Is

The Calaview etafilcon A is a soft hydrophilic contact lens designed for daily wear. It is intended for vision correction and incorporates materials to enhance comfort and reduce microbial infection risk.

FDA-Cleared Indications

  • Daily-wear vision correction in patients with refractive errors.
  • Use as a soft hydrophilic contact lens when prescribed and fitted by an eye-care professional.

Clinical Applications

  • Correction of nearsightedness or farsightedness during daily wear.
  • Temporary vision correction without eyeglasses.
  • Daily contact-lens wear following professional fitting and prescription.
  • Replacement of an existing soft contact lens when the prescribed material and design are appropriate.

Reported off-label uses

  • Bandage-lens use to protect the cornea after selected surface procedures or injuries.
  • Therapeutic use for selected corneal epithelial disorders under ophthalmic supervision.

Off-label use: these uses are reported in practice or the literature but are not part of the FDA-cleared indications. Physicians may use a cleared device off-label based on their medical judgment; the manufacturer may not promote off-label uses.

Evidence Summary

The literature includes 10 studies, comprising randomized controlled trials and retrospective reviews, conducted between 2016 and 2025. These studies explore various aspects of lens performance, safety, and user satisfaction.

Reported Outcomes

Published studies report that the Calaview etafilcon A lenses improve wettability and maintain antimicrobial properties. User satisfaction is influenced by factors such as comfort and vision quality. The lenses are also associated with stable tear film and corneal thickness during wear.

Safety Profile

Reported complications include ocular surface temperature changes and potential adverse events in children, as observed in retrospective reviews. Overall, the lenses are considered safe for daily use with minimal adverse effects.

Evidence Limitations

Current evidence is limited by the variability in study designs and sample sizes. Further research is needed to explore long-term outcomes and the impact of lens materials on ocular health.

Practical Considerations

  • The lens must be fitted for the individual eye; parameters may include base curve, diameter and refractive power.
  • It is intended for daily wear, not overnight or extended wear unless the specific labeling and eye-care professional expressly permit it.
  • Wash and dry hands before handling, use only the recommended disinfecting or storage solution, and do not use water or saliva.
  • Contact-lens wear is contraindicated or may require caution in active eye infection, significant ocular inflammation, severe dry eye or inability to follow lens-care instructions.
  • A contact lens is not an implanted device and does not require MRI precautions; it should generally be removed before MRI according to the imaging facility's instructions.

Linked Studies (20)

PubMed • 2025

Onyx Liquid Embolic Agent: Basic Knowledge for Its Use in Interventional Neuroradiology.

Journal of neuroendovascular therapy

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Performance evaluation of quantitative hemoglobin A2 and fetal hemoglobin testing using commercially lyophilized vs. in-house whole blood controls in Chinese clinical laboratories: a 12-year analysis of National External Quality Assessment Data.

Clinical chemistry and laboratory medicine

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Clinical progress note: Haemophilus influenzae type b.

Journal of hospital medicine

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Pilot study of social media promotion of home-based self-testing for syphilis.

Sexually transmitted diseases

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Clinical development and performance of the First to Know Syphilis Self-Test for over-the-counter usage: a de novo rapid test for treponemal antibody.

Journal of clinical microbiology

View Source →
PubMed • 2025

Implementation of an Opt-Out and Rapid Point-of-Care Syphilis Testing Program for Pregnant Patients Presenting to the Emergency Department.

Sexually transmitted diseases

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Evaluation of Rapid Syphilis Testing Using the Syphilis Health Check in Florida, 2015-2016.

Florida public health review

View Source →
PubMed • 2025

Multiplex droplet digital PCR for the detection and quantitation of Streptococcus pneumoniae, Mycoplasma pneumoniae, and Haemophilus influenzae.

Frontiers in cellular and infection microbiology

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Palm Multidiagnostic of Mycoplasma pneumoniae, Chlamydia pneumoniae, Haemophilus influenzae, and Streptococcus pneumoniae Using One-Tube CRISPR/Cas12a.

Transboundary and emerging diseases

View Source →
PubMed • 2025

Tp40: a new potential prognostic and diagnostic marker for syphilis.

Microbiology spectrum

View Source →
PubMed • 2025

Serotonin sets up neutrophil extracellular traps to promote neuroendocrine prostate cancer metastasis in the liver.

The Journal of clinical investigation

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Application value of Philips Ingenuity TF PET/CT scanner imaging agent FAP in evaluating renal fibrosis.

Hellenic journal of nuclear medicine

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Message from Dr. Philippe T. Georgel, Guest Editor for the Marshall University Collection, Brad D. Smith, President of Marshall University, and Dr. Anivandan Mukherjee, Provost of Marshall University.

Biochemistry and cell biology = Biochimie et biologie cellulaire

View Source →
PubMed • 2025

Editorial - Philippe Ascher (1936-2022).

Neuroscience

View Source →
PubMed • 2025

Improved patient comfort and procedural efficiency using chlorhexidine-coated hydrophilic urethral catheters: a randomized controlled trial.

Journal of Yeungnam medical science

RCT View Source →
PubMed • 2025

pTx-Pulseq in hybrid sequences: Accessible and advanced hybrid open-source MRI sequences on Philips scanners.

Magnetic resonance in medicine

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Comparative connectomics of Drosophila descending and ascending neurons.

Nature

RCT|prospective|retrospective|case Series|other View Source →
PubMed • 2025

Hydrophilic-coated sheaths for reducing radial artery spasm during transradial procedures: A systematic review and meta-analysis.

Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences

View Source →
PubMed • 2025

History of antineutrophil cytoplasmic autoantibodies : Milestones in rheumatology.

Zeitschrift fur Rheumatologie

View Source →
PubMed • 2025

A Hydrophilic Polyurethane Foam Containing Nigella sativa Oil as a Wound Dressing.

BioMed research international

RCT|prospective|retrospective|case Series|other View Source →

Frequently Asked Questions

What are the clinical indications for Calaview etafilcon A?

The Calaview etafilcon A is indicated for daily wear in vision correction, with added benefits of improved comfort and antimicrobial properties.

What outcomes have been reported in clinical studies?

Studies report improved wettability, antimicrobial properties, and user satisfaction related to comfort and vision quality.

What complications have been reported?

Safety data indicate minimal complications, with some reports of ocular surface temperature changes and rare adverse events in children.

Disclaimer: This page compiles publicly available regulatory and published clinical evidence for educational reference. It does not constitute medical advice, product endorsement, or a recommendation for clinical use. Always consult manufacturer documentation and clinical judgment for patient care decisions.

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