Surgery – Instruments – Cutting – puncturing or piercing
Patent
1992-02-10
1993-06-08
Rosenbaum, C. Fred
Surgery
Instruments
Cutting, puncturing or piercing
606166, 30355, A61B 1732
Patent
active
052174778
ABSTRACT:
A surgical knife having a handle and a blade with a first generally V-shaped portion for cutting an incision having a first width of approximately 3.2 millimeters and a second generally arcuate portion for widening the incision to a second width of approximately 5.2 millimeters.
REFERENCES:
patent: 1527561 (1925-02-01), Klum
patent: 3367335 (1968-02-01), Ward et al.
patent: 4688570 (1987-08-01), Kramer et al.
patent: 5080111 (1992-01-01), Pallin
An advertisement of a dual-width surgical knife manufactured by MSP that appeared in the Jan. 15, 1992 issue of Ocular Surgery News at page 55.
Alcon Surgical Inc.
Lewis William W.
Rosenbaum C. Fred
Schira Jeffrey S.
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