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US 10,471,196 B2Granted
Fluid cassette with alignment latching having an improved tilt-tolerance as well as a blood treatment apparatus
AssigneeFresenius Medical Care Deutschland GmbH
InventorMartin Lauer
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Abstract
A fluid cassette, for example, a blood treatment cassette having a cassette body embodied as a hard part and, optionally, a film which is connected to the hard part and at least partially covers the hard part, wherein the hard part comprises at least one first alignment device, and a second alignment device which are optionally arranged at first and second opposite sides of the fluid cassette or are attached thereon. The disclosure relates in addition to a blood treatment apparatus.
Claims9
A medical fluid cassette having a front side and a rear side opposite of the front side, the fluid cassette comprising:
- a hard part;
- and
- a film connected to the hard part on the rear side of the fluid cassette, the hard part and the film cooperating to define at least a chamber for receiving medical fluid therein,
- wherein the hard part comprises:
- a first alignment device defining a first alignment through-hole extending through the fluid cassette from the front side to the rear side of the fluid cassette;
- and
- a second alignment device defining a second alignment through-hole extending through the fluid cassette from the front side to the rear side of the fluid cassette,
- wherein at least one of the first alignment device and the second alignment device includes a chamfer along an edge of the hard part that defines the respective first or second alignment through-hole, and
- wherein the second alignment through-hole is shaped as an oblong through-hole.
6 more elements
Dependencies are inferred from the claim text.