Patent ID: 8235042
Filing Date: 2012-08-07
Classification: A61M

Abstract:
1. An apparatus, comprising: a canister having a canister axis and being disposed to hold liquid, the canister having indicia of pressure on the canister; a substantially rigid lid disposed to substantially cover a mouth of the canister and having a first inlet through the lid; an adapter in the first inlet; a conduit fixed to the first end of the adapter such that the conduit is substantially immovable relative to the canister axis; a connector having a first end coupled to a second end of the adapter, wherein the connector and the second end of the adapter are coupled such that a channel is formed between the conduit and the connector; and a liquid adjustment subsystem, the liquid level adjustment subsystem comprising: a fluid flow mechanism coupleable to a bottom portion of the canister; and a syringe operatively coupleable to the fluid flow mechanism and being disposed to at least one of adjust a level of liquid in the canister or provide a volume of the liquid to the canister.