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2 099 034

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C1

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IPC

(21) (22)

Application

94024964/14, 1994-07-04

(22)

Actual filing date

1994-07-04

(45)

Published

1997-12-20

(72)

Inventor

Frolov M.A.Beljaev V.S.Dushin N.V.Kravchinina V.V.Barashkov V.I.Gonchar P.A.

(73)

Holder

Rossijskij Universitet Druzhby Narodov

INSTRUMENT FOR SEPARATING CORNEA INTO LAYERS Russian patent published in 1997 - IPC

Abstract RU 2099034 C1

FIELD: ophthalmology. SUBSTANCE: proposed instrument comprises curved working portion having sharpened segment on convex side, and handle. Instrument also has transition portion which is adapted to be disposed along marked diameter of patient's optical zone. Working portion of instrument is made in form of half-ring having inner diameter 6-8 mm. Half-ring has rounded-off edge and cross-section, size of which is greater on concave side than on convex side, sharpened segment beginning just near rounded-off edge. EFFECT: reduced traumatism rate, while practising correction of compound, simple and mixed astigmatism cases. 3 dwg

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RU 2 099 034 C1

Authors

Frolov M.A.

Beljaev V.S.

Dushin N.V.

Kravchinina V.V.

Barashkov V.I.

Gonchar P.A.

Dates

1997-12-20—Published

1994-07-04—Filed

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