capsular tension ring


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capsular tension ring

device that is inserted into the capsular bag to stabilize it during cataract surgery in patients with weak or defective zonules.
Farlex Partner Medical Dictionary © Farlex 2012

cap·su·lar ten·sion ring

(kap'sū-lăr ten'shŭn ring)
A device that is inserted into the capsular bag to aid in cataract surgery in which loose zonules are involved.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

capsular tension ring

A ring inserted into the capsule of the eye to maintain its shape or integrity, e.g., to compensate for zonular weakness or defects.
See also: ring
Medical Dictionary, © 2009 Farlex and Partners
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References in periodicals archive ?
Results of intraocular lens implantation with capsular tension ring in subluxated crystalline or cataractous lenses in children.
Depending on zonular weakness or dialysis a capsular tension ring (CTR) may be inserted prior to phacoemulsification or after phacoemulsification of nucleus and prior to cortical irrigation-aspiration.