U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Anterior capsulotomy procedures

Patent 4766896 Issued on August 30, 1988. Estimated Expiration Date: Icon_subject August 6, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Cauterizing tool for ophthalmological surgery Patent #: 4301802
Issued on: 11/24/1981
Inventor: Poler

Inventor

Application

No. 07/083897 filed on 08/06/1987

US Classes:

606/170Cutter carried on elongated probe-like member

Examiners

Primary: Thaler, Michael H.

Attorney, Agent or Firm

International Classes

A61B 17/32 (20060101)
A61F 9/007 (20060101)
A61F 9/013 (20060101)

Abstract

Anterior capsulotomy procedures are performed by inserting a cystitome having a freely rotating stylus with blade through a relatively small initial limbal incision severing a central portion of the anterior capsule by one or more elongated incisions made entirely through the one small limbal incision including at least one elongated incision cutting the capsule along a path extending across a diametric axis through the center point of the anterior capsule and center of the initial incision.

Other References

  • Atlas of Eye Surgery and Related Anatomy, Frederick H. Daviddorf et al., Keller Publishing Co. (1978), pp. 29-34 and 147-166
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