Device for treating fine superficial facial lines

Details Device for treating fine superficial facial lines Device for treating fine superficial facial lines

1993-02-10

1994-11-22

Isabella, David

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

623 66, A61F 210

Patent

active

053664981

ABSTRACT:
A device for correcting fine superficial facial lines which comprises a syringe fitted with a 31-33 gauge needle and an aqueous suspension of noncrosslinked fibrillar atelopeptide collagen contained within the syringe barrel, the concentration of collagen in the suspension being in the range of 10 to 50 mg/ml and the suspension exhibiting an extrusion plot in which there is a smooth substantially linear increase in force up to a substantially constant force in the range of 5 to 30 newtons.

REFERENCES:
patent: 3949073 (1976-04-01), Daniels et al.
patent: 4424208 (1984-01-01), Wallace et al.
patent: 4488911 (1984-12-01), Luck et al.
patent: 4582640 (1986-04-01), Smestad et al.
patent: 4642117 (1987-02-01), Nguyen et al.
Sherwood Medical Catalog-Apr. 5, 1989 p. 4 under Needles & Syringe Section.

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