Tip for a tissue phacoemulsification device

Details Tip for a tissue phacoemulsification device Tip for a tissue phacoemulsification device

1992-03-31

1993-05-25

Pellegrino, Stephen C.

Surgery

Means for introducing or removing material from body for...

With means for cutting, scarifying, or vibrating tissue

604294, 606107, 606161, A61B 1720

Patent

active

052135691

ABSTRACT:
Phacoemulsification needles having distal ends with focusing surfaces for concentrating ultrasonic generated acoustic waves. The focusing surfaces can be beveled and/or provided with continuous curved or faceted surfaces.

REFERENCES:
patent: 3990452 (1976-11-01), Murry et al.
patent: 4531934 (1985-07-01), Kossovsky et al.
patent: 4689040 (1987-08-01), Thompson
patent: 4816018 (1989-03-01), Parisi
patent: 4838853 (1989-06-01), Parisi
patent: 5092837 (1992-03-01), Ritch et al.
patent: 5112339 (1992-05-01), Zelman

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