Patent ID: 9332931
Filing Date: 2016-05-10
CPC Classification: A61B

Claim Text:
1. A method of expressing a body fluid, comprising: positioning a sampling device having an expression member and a compression member over an incision in skin, the expression member having a resilient band for contacting the skin surrounding the incision, the expression member including a plurality of expression lobes and the compression member including a plurality of compression lobes; and repeatedly rotating the compression member about the expression member between a first position and a second position, wherein the first position includes the plurality of compression lobes contacting the plurality of expression lobes to deform the resilient band of the expression member, the deformed resilient band squeezing and compressing the skin that surrounds the incision to express bodily fluid from the incision, and wherein the second position includes the plurality of compression lobes contacting the expression member and releasing pressure on the skin that surrounds the incision, the resilient band returning to an undeformed shape.