A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
128/112, 73/8, 1
A61B 17/00 (2006.01) A61M 1/00 (2006.01)
Patent
CA 1092471
ABSTRACT OF THE DISCLOSURE A vacuum device for performing medical procedures such as a curettage, or the like. The device includes basically an evacuated vessel, a cannula or some other form of medical implement, and a valve arrangement for selectively applying the vacuum to the cannula. the present disclosure deals specifically with a novel valve arrangement for the device and various vacuum indicators that can be employed to provide a visual indication as to the presence of a vacuum within the vessel.
275144
Ryder Francis E.
Thomas Michael D.
Osler Hoskin & Harcourt Llp
Ryder International Corporation
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