Echogenic needle tip

Details Echogenic needle tip Echogenic needle tip

1996-10-17

1998-06-16

Hindenburg, Max

Surgery

Diagnostic testing

Sampling nonliquid body material

600562, A61B 500

Patent

active

057661359

ABSTRACT:
An echogenic needle includes a hole provided at the distal tip end. Preferably the hole is positioned through a centerline which is spaced from the centerline of the stylet in order to form a concave surface from which sound waves are reflected in order to locate the distal tip end.

REFERENCES:
patent: 4401124 (1983-08-01), Guess et al.
patent: 5048530 (1991-09-01), Hurwitz
patent: 5081997 (1992-01-01), Bosley, Jr. et al.
patent: 5161542 (1992-11-01), Palestrant
patent: 5201314 (1993-04-01), Bosley et al.
"SonoVu US-A visible improvement in ultrasound-guided aspiration"; 1-page; .COPYRGT.1990.

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