Medical devices with echogenic coatings

Details Medical devices with echogenic coatings Medical devices with echogenic coatings

1998-08-17

1999-07-13

Lateef, Marvin M.

Surgery

Diagnostic testing

Detecting nuclear, electromagnetic, or ultrasonic radiation

600462, A61B 800

Patent

active

059219335

ABSTRACT:
A medical device for insertion into human body having an echogenic portion of enhanced visibility in an ultrasound scan. The echogenic portion includes an echogenic material comprising a plastic impregnated with sonically reflective particles, the particles having an average size of less than 500 nanometers and formed of a substance having a specific gravity of 5 or greater. Preferably the particles have an average size of less than 100 nanometers and the sonically reflective particles are 5% to 40% of the echogenic material.

REFERENCES:
patent: 4219886 (1980-08-01), Anderson
patent: 4401124 (1983-08-01), Guess et al.
patent: 5081997 (1992-01-01), Bosley, Jr. et al.
patent: 5201314 (1993-04-01), Bosley et al.
patent: 5289831 (1994-03-01), Bosley
patent: 5327891 (1994-07-01), Rammler
patent: 5611345 (1997-03-01), Hibbeln

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