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

The IOP-IOL. A probe into the eye.

B Svedbergh1, Y Bäcklund, B Hök

  • 1Department of Ophthalmology, University of Uppsala, Sweden.

Acta Ophthalmologica
|April 1, 1992
PubMed
Summary

This study presents a novel intraocular lens (IOL) implant with an integrated sensor for continuous, non-invasive monitoring of intraocular pressure (IOP). The sensor uses a passive capacitive circuit, enabling remote IOP detection via spectacles.

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

Correction: Picropodophyllin induces downregulation of the insulin-like growth factor 1 receptor: potential mechanistic involvement of Mdm2 and β-arrestin1.

Oncogene·2022
Same author

Editor's Choice - Very Urgent Carotid Endarterectomy is Associated with an Increased Procedural Risk: The Carotid Alarm Study.

European journal of vascular and endovascular surgery : the official journal of the European Society for Vascular Surgery·2017
Same author

Impact of the Swedish National Stroke Campaign on stroke awareness.

Acta neurologica Scandinavica·2017
Same author

Cerebrospinal fluid markers of neuronal and glial cell damage to monitor disease activity and predict long-term outcome in patients with autoimmune encephalitis.

European journal of neurology·2016
Same author

Psychometric properties of the Satisfaction With Life Scale in Parkinson's disease.

Acta neurologica Scandinavica·2015
Same author

Public stroke awareness and intent to call 112 in Sweden.

Acta neurologica Scandinavica·2014

Area of Science:

  • Ophthalmology
  • Biomedical Engineering
  • Medical Devices

Background:

  • Continuous intraocular pressure (IOP) monitoring is crucial for glaucoma management.
  • Current IOP measurement methods are often intermittent or invasive.
  • Intraocular lens (IOL) implants offer a unique vantage point within the eye.

Purpose of the Study:

  • To develop and present a novel biomedical sensor for continuous IOP monitoring.
  • To integrate this sensor into an IOL haptic for in-situ eye environment exploration.
  • To enable remote, non-invasive IOP detection.

Main Methods:

  • A capacitive spiral circuit sensor was designed and incorporated into the haptics of an IOL.
  • The sensor operates passively, requiring no internal power source.
  • Its resonance frequency correlates directly with the intraocular pressure.
  • Remote, non-invasive detection is achieved using an external device in a spectacle frame.

Main Results:

  • The developed sensor successfully correlates resonance frequency with IOP.
  • The system allows for continuous and remote IOP monitoring.
  • The sensor is integrated non-invasively within the IOL structure.

Conclusions:

  • This IOL-integrated sensor represents a significant advancement in continuous IOP monitoring.
  • The technology offers a promising, non-invasive approach for managing eye conditions like glaucoma.
  • Future applications may include enhanced patient care and disease management through real-time IOP data.

Related Experiment Videos