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FDA approved this device under the Humanitarian Device Exemption (HDE) program http://www.fda.gov/cdrh/ode/hdeinfo.html. See the links below to the Summary of Safety and Probable Benefit (SSPB) and other sites for more complete information on this product, its indications for use, and the basis for FDA’s approval.
Product Name: INTACS® Prescription Inserts for Keratoconus
Manufacturer: Addition Technology, Inc.
Address: 155 Moffett Park Drive, Suite B-1
Sunnyvale, CA 94089-1330
Approval Date: July 26, 2004
Approval Letter: http://www.fda.gov/cdrh/pdf4/h040002a.pdf
What is it?
INTACS® Inserts are two curved, clear plastic segments that are implanted
in the perimeter of the cornea to reduce nearsightedness (myopia) and irregular
steepening of the cornea (irregular astigmatism) caused by keratoconus.
How does it work?
INTACS® Inserts are implanted through a small surgical incision on the perimeter
of the cornea. The inserts help restore clear vision in keratoconus patients
by flattening and repositioning the cornea.
When is it used?
INTACS® Inserts are intended for patients with keratoconus who are no longer
able to achieve adequate vision using contact lenses or glasses and for whom
corneal transplant is the only remaining option.
What will it accomplish?
INTACS® Inserts may restore functional vision and postpone the need for
a corneal transplant.
When should it not be used?
INTACS® Inserts should not be used in keratoconus patients who:
Additional information:
SSPB and Labeling: The SSPB will be available at: http://www.fda.gov/cdrh/ode/h040002sum.html.
Information on keratoconus:
http://www.nlm.nih.gov/medlineplus/ency/article/001013.htm
Information on refractive eye disorders:
http://www.nlm.nih.gov/medlineplus/refractiveerrors.html
Information on myopia:
http://www.nlm.nih.gov/medlineplus/ency/article/001023.htm
Information on astigmatism:
http://www.nlm.nih.gov/medlineplus/ency/article/001015.htm
Updated September 21, 2004
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