Sterile surgical needle having dark non-reflective surface

Details Sterile surgical needle having dark non-reflective surface Sterile surgical needle having dark non-reflective surface

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.

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