Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Wide-angle viewing lens for vitrectomy.

Ko Nakata1, Masahito Ohji, Yasushi Ikuno

  • 1Department of Ophthalmology, Osaka University Medical School, Suita, Japan. nakatak@ccf.org

American Journal of Ophthalmology
|April 3, 2004
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Discontinuing Anti-VEGF Therapy in Patients with Neovascular Age-Related Macular Degeneration That Remains Inactive with Treatment at the Maximum Injection Interval.

Clinical ophthalmology (Auckland, N.Z.)·2026
Same author

Impact of the COVID-19 Pandemic on Outpatient Visit-Based Frequency Trends of Herpes Zoster Ophthalmicus.

Cureus·2026
Same author

Preoperative Use of the Rho Kinase Inhibitor Ripasudil Protects the Corneal Endothelium from Trabeculectomy-Induced Damage.

Clinical ophthalmology (Auckland, N.Z.)·2026
Same author

Prospective natural history and clinical biomarkers of EYS-associated retinopathy in the KEYS study.

Scientific reports·2026
Same author

Reduction in Pigment Epithelial Detachment Thickness with Faricimab versus Aflibercept 2 mg during Head-to-Head Dosing in TENAYA/LUCERNE.

Ophthalmology science·2026
Same author

Ocular pharmacokinetics of tivozanib eye drops in patients with neovascular age-related macular degeneration: comparison with phase 1 trials of oral tivozanib in solid tumors.

International journal of retina and vitreous·2026
Same journal

Reply to Comment on Visual Field Progression in Glaucoma Patients with Delayed Follow-Up.

American journal of ophthalmology·2026
Same journal

Comment on: "Safety and efficiency reducing retinopathy of prematurity guideline sensitivity: an external validation using a large US-based dataset".

American journal of ophthalmology·2026
Same journal

Reply to Comment on "Clinicopathological and Imaging Distinction Between Ocular Adnexal MALT Lymphoma and IgG4-Related Ophthalmic Disease".

American journal of ophthalmology·2026
Same journal

Comment on: Visual Field Progression in Glaucoma Patients With Delayed Follow-Up.

American journal of ophthalmology·2026
Same journal

Corneal sensitivity changes and nerve plexus abnormalities in noninfectious anterior uveitis.

American journal of ophthalmology·2026
Same journal

Role of Menopausal Hormone Therapy on Strabismus, Strabismus Surgery, and Reoperation Rates.

American journal of ophthalmology·2026
See all related articles

A novel, smaller diameter wide-angle viewing contact lens designed for vitrectomy surgery offers improved instrument maneuverability. This innovation facilitates easier insertion and manipulation of surgical tools during vitreous surgery.

Area of Science:

  • Ophthalmology
  • Surgical Instrumentation

Background:

  • Vitrectomy requires specialized optical devices for enhanced visualization.
  • Current wide-angle viewing lenses can impede surgical instrument access.

Purpose of the Study:

  • To introduce a new wide-angle viewing contact lens engineered for improved utility in vitrectomy.
  • To address limitations of existing lenses regarding instrument interference.

Main Methods:

  • Development of a novel wide-angle lens constructed from glass and polymethyl methacrylate.
  • Reduction of the lens diameter to 16.2 mm and partial cutting to further decrease size.
  • Elimination of a plastic rim to optimize dimensions.

Main Results:

  • The reduced diameter prevents contact between surgical instruments and the lens.

Related Experiment Videos

  • Instruments can be inserted through sclerotomies without necessitating lens removal.
  • Maintained identical optical performance compared to standard wide-angle lenses.

    • Conclusions:

    • The redesigned wide-angle viewing lens enhances ease of use during vitreous surgery.
    • Potential for improved surgical efficiency and reduced operative complications.