Surgery – Instruments – Suturing needle
Patent
1988-02-25
1990-03-06
Coven, Edward M.
Surgery
Instruments
Suturing needle
148242, A61B 1706
Patent
active
049056956
ABSTRACT:
A sterile surgical needle having a dark, non-reflective and non-flaking surface. The needle is produced by selecting an appropriately shaped needle having the desired degree of sharpness. The needle is treated to activate the surface and then immersed in a solution of sulfuric acid, potassium dichromate and water to form a dark, non-reflective, non-flaking surface. The needle is sterilized to produce a sterile surgical needle of improved visibility.
REFERENCES:
patent: 2537035 (1951-01-01), Clingan
patent: 2865376 (1958-12-01), Pellier et al.
patent: 3038475 (1962-06-01), Orcutt
patent: 3142592 (1964-07-01), Certa et al.
patent: 4660559 (1987-04-01), McGregor et al.
patent: 4726368 (1988-02-01), Morris
Surgical Needle Brochure, "VISI--BLACK" surgical needle, Ethicon, Inc., Copyright 1984.
Bendel Lee
Stoffel Florence
Coven Edward M.
Ethicon Inc.
Jackson Gary
Minier Robert L.
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