Surgery – Instruments – Cutting – puncturing or piercing
Patent
1988-12-23
1991-06-25
Rosenbaum, C. Fred
Surgery
Instruments
Cutting, puncturing or piercing
30137, A61B 1732
Patent
active
050263862
ABSTRACT:
A surgical instrument specifically designed to facilitate the separation of the Ligamentum Flavum from its vertebral attachments is disclosed. The instrument has an angulated semispherical solid ovoid tip with sharp edges along its top flat surface.
REFERENCES:
patent: 1672816 (1928-06-01), Kohr
patent: 2521161 (1950-09-01), Groyer
patent: 2677843 (1954-05-01), Goodman
patent: 3367335 (1968-02-01), Ward et al.
patent: 3885271 (1975-05-01), Kollander
patent: 4800896 (1989-01-01), Jalowayski
Anten Lewis
Lewis William
Rosenbaum C. Fred
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