Flow adaptive aspiration tubing and devices

Details Flow adaptive aspiration tubing and devices Flow adaptive aspiration tubing and devices

A - Human Necessities

61

M

A61M 1/00 (2006.01) F16L 9/00 (2006.01) F16L 11/12 (2006.01) A61F 9/007 (2006.01)

Patent

CA 2487818

Aspiration tubing for use in a phacoemulsification system is provided having a modified lumen that enhances resistance of fluid flow through the lumen to reduce post-occlusion surge, the modification comprising recesses or protuberances formed in the interior surface of the lumen, a freely-moving object disposed in the flow path of the lumen, or one or more bends.

L'invention concerne une tubulure d'aspiration destinée à être utilisée dans un système de pharmacoémulsification présentant une lumière modifiée améliorant la résistance d'écoulement de fluide à travers la lumière pour réduire un afflux de post-occlusion, la modification comprenant des évidements ou des parties saillantes formés dans la surface intérieure de la lumière, un objet se déplaçant librement disposé dans le chemin d'écoulement de la lumière, ou une ou plusieurs courbes.

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