Method and apparatus for continuous circular capsulorehexis

Details Method and apparatus for continuous circular capsulorehexis Method and apparatus for continuous circular capsulorehexis

1992-04-23

1993-11-16

Rosenbaum, C. Fred

Surgery

Instruments

Corneal cutter or guide for corneal cutter

606170, 606180, A61F 900

Patent

active

052619230

ABSTRACT:
A surgical instrument adapted to pass through a superior limbal incision and fit behind the cornea for making a continuous circular incision about the anterior pole of the lens capsule in extracapsular cataract extractions and phacoemulsification. The surgical instrument includes a rotating blade disposed at one end and adapted to rotate about 360.degree.. The instrument is fixed with respect to the lens capsule by a peg extending from the rotation axis of the blade. A method for making the circular incision is also disclosed.

REFERENCES:
patent: 873100 (1907-12-01), Skalstad
patent: 1043408 (1912-11-01), De Vilbiss
patent: 1124552 (1915-01-01), Suggs
patent: 4336805 (1982-01-01), Smirmaul
patent: 4423728 (1984-01-01), Lieberman
patent: 4708138 (1987-11-01), Pazandak
patent: 4888015 (1989-12-01), Domino

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